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This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 03 Jul, 2004
Analysis Summary
----------------
BGP routing table entries examined: 141719
Prefixes after maximum aggregation: 85308
Unique aggregates announced to Internet: 67743
Total ASes present in the Internet Routing Table: 17524
Origin-only ASes present in the Internet Routing Table: 15178
Origin ASes announcing only one prefix: 7106
Transit ASes present in the Internet Routing Table: 2346
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 26
Illegal AS announcements present in the Routing Table: 5
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 19
Number of addresses announced to Internet: 1318427880
Equivalent to 78 /8s, 149 /16s and 156 /24s
Percentage of available address space announced: 35.6
Percentage of allocated address space announced: 58.4
Percentage of available address space allocated: 60.9
Total number of prefixes smaller than registry allocations: 64876
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 27202
Total APNIC prefixes after maximum aggregation: 14034
Prefixes being announced from the APNIC address blocks: 25419
Unique aggregates announced from the APNIC address blocks: 13938
APNIC Region origin ASes present in the Internet Routing Table: 2064
APNIC Region origin ASes announcing only one prefix: 620
APNIC Region transit ASes present in the Internet Routing Table: 332
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 151075520
Equivalent to 9 /8s, 1 /16s and 58 /24s
Percentage of available APNIC address space announced: 68.9
APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239
17408 - 18431, 23552 - 24575
APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 81038
Total ARIN prefixes after maximum aggregation: 49844
Prefixes being announced from the ARIN address blocks: 62840
Unique aggregates announced from the ARIN address blocks: 21956
ARIN Region origin ASes present in the Internet Routing Table: 9287
ARIN Region origin ASes announcing only one prefix: 3313
ARIN Region transit ASes present in the Internet Routing Table: 906
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 227205920
Equivalent to 13 /8s, 138 /16s and 227 /24s
Percentage of available ARIN address space announced: 75.2
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
2138 - 2584, 2615 - 2772, 2823 - 2829, 2880 - 3153
3354 - 4607, 4865 - 5119, 5632 - 6655, 6912 - 7466
7723 - 8191, 10240 - 12287, 13312 - 15359
16384 - 17407, 18432 - 20479, 21504 - 23551
25600 - 26591, 26624 - 27647, 29695 - 30719
31744 - 33791
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 26116
Total RIPE prefixes after maximum aggregation: 18501
Prefixes being announced from the RIPE address blocks: 22896
Unique aggregates announced from the RIPE address blocks: 14664
RIPE Region origin ASes present in the Internet Routing Table: 5631
RIPE Region origin ASes announcing only one prefix: 3041
RIPE Region transit ASes present in the Internet Routing Table: 989
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 167557184
Equivalent to 9 /8s, 252 /16s and 184 /24s
Percentage of available RIPE address space announced: 58.7
RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
20480 - 21503, 24576 - 25599, 28672 - 29695
30720 - 31743, 33792 - 34815
RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 6188
Total LACNIC prefixes after maximum aggregation: 2254
Prefixes being announced from the LACNIC address blocks: 5854
Unique aggregates announced from the LACNIC address blocks: 3582
LACNIC Region origin ASes present in the Internet Routing Table: 378
LACNIC Region origin ASes announcing only one prefix: 109
LACNIC Region transit ASes present in the Internet Routing Table: 74
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 16
Number of LACNIC addresses announced to Internet: 15216384
Equivalent to 0 /8s, 232 /16s and 47 /24s
Percentage of available LACNIC address space announced: 45.3
LACNIC AS Blocks 26592 - 26623, 27648 - 28671
LACNIC Address Blocks 200/7
Emerging AfriNIC Region Analysis Summary
----------------------------------------
Prefixes being announced by AfriNIC Region ASes: 1174
Total AfriNIC prefixes after maximum aggregation: 675
Prefixes being announced from the AfriNIC address blocks: 778
Unique aggregates announced from the AfriNIC address blocks: 584
AfriNIC Region origin ASes present in the Internet Routing Table: 91
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 1886720
Equivalent to 0 /8s, 28 /16s and 202 /24s
Percentage of available AfriNIC address space announced: 11.2
AfriNIC AS Blocks <none>
AfriNIC Address Blocks 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1221 823 1041 593 Telstra Pty Ltd
4134 793 3664 147 Data Communications Bureau
4766 499 2895 266 Korea Internet Exchange for "
9583 476 39 101 Satyam Infoway Ltd.,
4755 378 134 55 Videsh Sanchar Nigam Ltd. Aut
2907 350 1840 327 SINET Japan
17557 341 24 168 Pakistan Telecom
17676 341 5084 33 XTAGE CORPORATION
9929 324 156 33 China Netcom Corp.
703 321 358 250 UUNET
9443 318 69 83 Primus Telecommunications
2764 291 258 239 connect.com.au pty ltd
7474 264 268 206 Optus Communications Pty Ltd
9942 233 71 129 COMindico Australia
9800 224 369 62 CHINA UNICOM
9498 218 48 49 BHARTI BT INTERNET LTD.
10026 202 11 131 IXNet Hong Kong Limited
4802 199 23 138 Wantree Development
10036 198 18 179 C&M Communication Co. Ltd.
4837 189 2019 105 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1442 6865 993 AT&T
701 1305 8487 931 UUNET Technologies, Inc.
6347 981 400 103 SAVVIS Communications Corpora
1239 939 2890 631 Sprint
3356 893 10916 678 Level 3 Communications, LLC
4323 739 570 206 Time Warner Communications, I
18566 725 192 8 Covad Communications
6197 710 526 278 BellSouth Network Solutions,
209 611 3454 504 Qwest
20115 563 374 289 Charter Communications
6198 515 396 214 BellSouth Network Solutions,
852 512 1142 400 Telus Advanced Communications
7843 512 663 129 Adelphia Corp.
7132 456 7872 342 Southwestern Bell Internet Se
2386 424 565 226 AT&T Data Communications Serv
721 396 13203 289 DLA Systems Automation Center
22909 393 825 26 Comcast Cable Corporation
4355 391 323 101 EarthLink, Inc.
705 388 128 264 UUNET Technologies, Inc.
22773 388 782 56 Cox Communications, Inc. Atla
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 647 2039 541 UUNET - Commercial IP service
3320 298 2468 236 Deutsche Telekom AG
3301 295 1098 268 TeliaNet Sweden
8220 275 429 263 COLT Internet - International
1257 250 498 195 SWIPnet Swedish IP Network
680 244 2025 239 DFN-IP service G-WiN
13083 216 51 8 Mannesmann Datenverarbeitung
3246 211 476 208 Song Networks
5515 200 842 146 Sonera Solution Autonomous Sy
8708 188 112 175 Romania Data Systems S.A.
3215 183 895 70 France Telecom Transpac
719 181 288 103 LANLINK autonomous system
25186 174 156 115 France Telecom Transpac's Tra
786 173 1792 173 The JANET IP Service
6746 158 29 129 Dynamic Network Technologies,
5400 144 205 120 BT Ignite European Backbone
3269 135 1099 64 TELECOM ITALIA
3303 133 611 132 Swisscom Ltd
8866 128 14 11 Bulgarian Telecommunication C
12302 128 18 32 MobiFon S.A.
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
11172 356 96 58 Servicios Alestra S.A de C.V
6140 332 140 65 ImpSat
8151 279 389 129 UniNet S.A. de C.V.
16814 207 14 10 NSS, S.A.
6147 184 82 21 Telefonica Del Peru
7303 147 53 30 Telecom Argentina Stet-France
6505 134 90 92 Global One Communicaoes Ltda
6503 132 202 90 AVANTEL, S.A.
11992 90 9 29 Integrated Systems
11556 87 57 24 Cable-Wireless Panama
6535 81 5 16 Chilesat Servicios Empresari
14420 77 5 27 ANDINATEL S.A.
15311 75 19 37 Telefonica Empresas
11311 73 7 18 Sinectis S.A.
14535 72 6 5 Techtel S.A.
5639 71 8 8 Telecommunications Services o
4270 70 18 9 Red de Interconexion Universi
14117 69 5 4 Telefonica del Sur S.A.
10292 67 6 26 TELECOMMUNICATIONS OF JAMAICA
14259 67 4 5 GTD Internet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 253 632 220 The Internet Solution
5536 111 16 4 Internet Egypt Network
2018 94 297 92 Tertiary Education Network
2905 90 276 80 The Internetworking Company o
11845 39 9 11 Data Pro Business Online
20928 35 16 1 Noor Advanced Technologies AS
24835 31 18 6 RAYA Telecom - Egypt
12455 26 4 2 Jambonet Autonomous system
5713 25 125 23 Telkom SA Ltd
16637 25 9 18 Johnnic e-Ventures
6713 24 38 9 Itissalat Al-MAGHRIB
8524 24 2 7 AUCEGYPT Autonomous System
14988 24 16 1 Botswana Telecommunications C
9129 23 3 2 UUNET Kenya
10798 18 1 12 Standard Bank of South Africa
15706 16 2 3 Sudatel Internet Exchange Aut
12258 15 3 10 Vodacom Internet Company
8346 13 6 12 SONATEL-AS Autonomous System
17148 13 1 7 First National Bank
21280 13 2 3 Swift Global Kenya Ltd.Is an
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6347 981 878 SAVVIS Communications Corpora
18566 725 717 Covad Communications
4134 793 646 Data Communications Bureau
4323 739 533 Time Warner Communications, I
6197 710 432 BellSouth Network Solutions,
7843 512 383 Adelphia Corp.
9583 476 375 Satyam Infoway Ltd.,
701 1305 374 UUNET Technologies, Inc.
22909 393 367 Comcast Cable Corporation
5668 380 362 Century Telephone
27364 376 357 Armstrong Cable Services
22773 388 332 Cox Communications, Inc. Atla
4755 378 323 Videsh Sanchar Nigam Ltd. Aut
1239 939 308 Sprint
17676 341 308 XTAGE CORPORATION
6198 515 301 BellSouth Network Solutions,
11172 356 298 Servicios Alestra S.A de C.V
9929 324 291 China Netcom Corp.
4355 391 290 EarthLink, Inc.
20115 563 274 Charter Communications
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm
18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm
1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 568 DISO-UNRRA
137.0.0.0/13 721 DLA Systems Automation Center
156.154.16.0/22 7786 Lockheed Martin IMS
158.0.0.0/13 721 DLA Systems Automation Center
164.234.0.0/18 721 DLA Systems Automation Center
164.234.0.0/16 721 DLA Systems Automation Center
192.43.230.0/24 4738 South Australian Academic Res
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.83.16.0/20 5515 Sonera Solution Autonomous Sy
192.83.32.0/19 5515 Sonera Solution Autonomous Sy
192.83.96.0/22 5515 Sonera Solution Autonomous Sy
192.83.100.0/24 5515 Sonera Solution Autonomous Sy
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.135.50.0/24 7018 AT&T
192.136.79.0/24 719 LANLINK autonomous system
192.172.0.0/19 568 DISO-UNRRA
192.172.11.0/24 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:3 /10:6 /11:15 /12:59
/13:127 /14:301 /15:521 /16:7892 /17:2086 /18:3664
/19:9505 /20:9959 /21:7301 /22:10337 /23:11851 /24:77344
/25:220 /26:223 /27:164 /28:26 /29:14 /30:67
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6347 758 981 SAVVIS Communications Corpora
18566 708 725 Covad Communications
7018 559 1442 AT&T
6197 539 710 BellSouth Network Solutions,
3356 502 893 Level 3 Communications, LLC
702 395 647 UUNET - Commercial IP service
6198 385 515 BellSouth Network Solutions,
1239 374 939 Sprint
701 367 1305 UUNET Technologies, Inc.
27364 364 376 Armstrong Cable Services
5668 333 380 Century Telephone
9583 320 476 Satyam Infoway Ltd.,
4766 318 499 Korea Internet Exchange for "
20115 297 563 Charter Communications
9929 257 324 China Netcom Corp.
14824 255 279 NewSouth Communications Corp.
3320 247 298 Deutsche Telekom AG
13609 244 286 Choice One Communications Inc
25844 244 244 Skadden, Arps, Slate, Meagher
690 241 277 Merit Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 12:830 13:1 15:5 16:2 17:3
20:8 24:753 32:65 33:2 38:73 40:53
44:4 55:1 56:3 57:16 61:453 62:503
63:1862 64:2004 65:2043 66:2643 67:327 68:502
69:596 70:64 80:541 81:320 82:182 83:96
84:3 128:147 129:176 130:80 131:187 132:23
133:1 134:178 135:17 136:178 137:54 138:170
139:37 140:169 141:122 142:118 143:58 144:103
145:41 146:297 147:77 148:414 149:117 150:86
151:71 152:172 153:64 154:2 155:124 156:60
157:63 158:144 159:147 160:52 161:64 162:383
163:76 164:185 165:160 166:104 167:220 168:230
169:109 170:287 171:8 192:5547 193:2795 194:2047
195:1378 196:551 198:3684 199:3115 200:3594 201:8
202:4734 203:5650 204:3127 205:2092 206:2260 207:2488
208:2203 209:2994 210:1438 211:568 212:982 213:1175
214:66 215:30 216:3711 217:971 218:170 219:119
220:233 221:31 222:47
End of report
1
0
Dear Colleagues,
The RIPE NCC received the AS Number Block 33792 - 34815 from
the IANA in June 2004.
You may want to update your records accordingly.
Kind regards,
--
Filiz Yilmaz
RIPE NCC
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 26 Jun, 2004
Analysis Summary
----------------
BGP routing table entries examined: 142373
Prefixes after maximum aggregation: 85321
Unique aggregates announced to Internet: 68213
Total ASes present in the Internet Routing Table: 17497
Origin-only ASes present in the Internet Routing Table: 15162
Origin ASes announcing only one prefix: 7068
Transit ASes present in the Internet Routing Table: 2335
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 26
Illegal AS announcements present in the Routing Table: 8
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 19
Number of addresses announced to Internet: 1314051868
Equivalent to 78 /8s, 82 /16s and 215 /24s
Percentage of available address space announced: 35.5
Percentage of allocated address space announced: 58.2
Percentage of available address space allocated: 60.9
Total number of prefixes smaller than registry allocations: 65586
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 27046
Total APNIC prefixes after maximum aggregation: 14017
Prefixes being announced from the APNIC address blocks: 25273
Unique aggregates announced from the APNIC address blocks: 13910
APNIC Region origin ASes present in the Internet Routing Table: 2069
APNIC Region origin ASes announcing only one prefix: 614
APNIC Region transit ASes present in the Internet Routing Table: 335
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 150449920
Equivalent to 8 /8s, 247 /16s and 175 /24s
Percentage of available APNIC address space announced: 68.7
APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239
17408 - 18431, 23552 - 24575
APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 81982
Total ARIN prefixes after maximum aggregation: 49940
Prefixes being announced from the ARIN address blocks: 63077
Unique aggregates announced from the ARIN address blocks: 21940
ARIN Region origin ASes present in the Internet Routing Table: 9279
ARIN Region origin ASes announcing only one prefix: 3303
ARIN Region transit ASes present in the Internet Routing Table: 909
Average ARIN Region AS path length visible: 4.7
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 225859360
Equivalent to 13 /8s, 118 /16s and 87 /24s
Percentage of available ARIN address space announced: 74.8
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
2138 - 2584, 2615 - 2772, 2823 - 2829, 2880 - 3153
3354 - 4607, 4865 - 5119, 5632 - 6655, 6912 - 7466
7723 - 8191, 10240 - 12287, 13312 - 15359
16384 - 17407, 18432 - 20479, 21504 - 23551
25600 - 26591, 26624 - 27647, 29695 - 30719
31744 - 33791
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 26020
Total RIPE prefixes after maximum aggregation: 18441
Prefixes being announced from the RIPE address blocks: 22802
Unique aggregates announced from the RIPE address blocks: 15175
RIPE Region origin ASes present in the Internet Routing Table: 5606
RIPE Region origin ASes announcing only one prefix: 3018
RIPE Region transit ASes present in the Internet Routing Table: 973
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 165059392
Equivalent to 9 /8s, 214 /16s and 155 /24s
Percentage of available RIPE address space announced: 57.9
RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
20480 - 21503, 24576 - 25599, 28672 - 29695
30720 - 31743
RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 6167
Total LACNIC prefixes after maximum aggregation: 2247
Prefixes being announced from the LACNIC address blocks: 5797
Unique aggregates announced from the LACNIC address blocks: 3556
LACNIC Region origin ASes present in the Internet Routing Table: 379
LACNIC Region origin ASes announcing only one prefix: 110
LACNIC Region transit ASes present in the Internet Routing Table: 75
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 16
Number of LACNIC addresses announced to Internet: 15110656
Equivalent to 0 /8s, 230 /16s and 146 /24s
Percentage of available LACNIC address space announced: 45.0
LACNIC AS Blocks 26592 - 26623, 27648 - 28671
LACNIC Address Blocks 200/7
Emerging AfriNIC Region Analysis Summary
----------------------------------------
Prefixes being announced by AfriNIC Region ASes: 1155
Total AfriNIC prefixes after maximum aggregation: 676
Prefixes being announced from the AfriNIC address blocks: 782
Unique aggregates announced from the AfriNIC address blocks: 584
AfriNIC Region origin ASes present in the Internet Routing Table: 91
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 1886720
Equivalent to 0 /8s, 28 /16s and 202 /24s
Percentage of available AfriNIC address space announced: 11.2
AfriNIC AS Blocks <none>
AfriNIC Address Blocks 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1221 846 1075 614 Telstra Pty Ltd
4134 792 3664 146 Data Communications Bureau
4766 494 2896 264 Korea Internet Exchange for "
9583 460 38 98 Satyam Infoway Ltd.,
4755 374 134 55 Videsh Sanchar Nigam Ltd. Aut
9443 353 69 78 Primus Telecommunications
2907 349 1840 327 SINET Japan
17676 341 5084 33 XTAGE CORPORATION
17557 337 23 165 Pakistan Telecom
703 327 359 256 UUNET
9929 322 156 33 China Netcom Corp.
2764 294 259 241 connect.com.au pty ltd
7474 263 268 206 Optus Communications Pty Ltd
9942 230 71 127 COMindico Australia
9800 224 369 62 CHINA UNICOM
9498 216 48 48 BHARTI BT INTERNET LTD.
10036 198 18 179 C&M Communication Co. Ltd.
4837 186 2019 105 chinanet IDC center beijing n
17974 184 51 99 PT TELEKOMUNIKASI INDONESIA
9304 174 161 25 Hutchison Telecom (HK)
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1448 6892 1002 AT&T
701 1297 8485 924 UUNET Technologies, Inc.
1239 939 2981 633 Sprint
6347 926 400 100 SAVVIS Communications Corpora
3356 899 10935 681 Level 3 Communications, LLC
557 769 63 15 University of Maine System Co
4323 740 555 204 Time Warner Communications, I
18566 724 192 8 Covad Communications
6197 707 525 276 BellSouth Network Solutions,
209 616 3469 508 Qwest
6198 575 439 221 BellSouth Network Solutions,
20115 562 373 288 Charter Communications
852 514 1142 402 Telus Advanced Communications
7843 511 661 128 Adelphia Corp.
7132 455 7872 341 Southwestern Bell Internet Se
2386 425 565 227 AT&T Data Communications Serv
721 393 13171 289 DLA Systems Automation Center
22909 393 825 26 Comcast Cable Corporation
4355 391 323 101 EarthLink, Inc.
705 390 128 266 UUNET Technologies, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 647 2039 540 UUNET - Commercial IP service
3320 298 2468 236 Deutsche Telekom AG
3301 295 1098 268 TeliaNet Sweden
8220 271 428 259 COLT Internet - International
1257 247 497 195 SWIPnet Swedish IP Network
680 244 2025 239 DFN-IP service G-WiN
13083 216 51 8 Mannesmann Datenverarbeitung
3246 211 477 208 Song Networks
5515 199 843 144 Sonera Solution Autonomous Sy
8708 186 112 173 Romania Data Systems S.A.
3215 182 895 69 France Telecom Transpac
719 180 288 102 LANLINK autonomous system
25186 174 156 115 France Telecom Transpac's Tra
786 173 1778 173 The JANET IP Service
6746 156 29 127 Dynamic Network Technologies,
5400 144 205 120 BT Ignite European Backbone
3269 134 1099 64 TELECOM ITALIA
3303 133 611 132 Swisscom Ltd
12302 128 18 32 MobiFon S.A.
8866 126 14 11 Bulgarian Telecommunication C
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
11172 356 96 58 Servicios Alestra S.A de C.V
6140 343 140 67 ImpSat
8151 270 373 128 UniNet S.A. de C.V.
16814 203 13 7 NSS, S.A.
6147 181 82 21 Telefonica Del Peru
7303 146 53 30 Telecom Argentina Stet-France
6505 134 90 92 Global One Communicaoes Ltda
6503 131 202 89 AVANTEL, S.A.
11992 89 9 29 Integrated Systems
11556 87 57 24 Cable-Wireless Panama
6535 80 5 17 Chilesat Servicios Empresari
14420 77 5 27 ANDINATEL S.A.
14535 76 6 5 Techtel S.A.
15311 75 19 37 Telefonica Empresas
11311 73 7 20 Sinectis S.A.
5639 72 8 8 Telecommunications Services o
4270 71 18 9 Red de Interconexion Universi
14117 69 5 4 Telefonica del Sur S.A.
14259 67 4 5 GTD Internet S.A.
10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 253 632 220 The Internet Solution
5536 111 16 4 Internet Egypt Network
2018 94 297 92 Tertiary Education Network
2905 90 276 80 The Internetworking Company o
11845 38 9 11 Data Pro Business Online
24835 31 18 6 RAYA Telecom - Egypt
9129 28 3 4 UUNET Kenya
8524 25 2 4 AUCEGYPT Autonomous System
12455 25 4 2 Jambonet Autonomous system
16637 25 9 18 Johnnic e-Ventures
5713 24 125 23 Telkom SA Ltd
6713 24 38 9 Itissalat Al-MAGHRIB
14988 24 16 1 Botswana Telecommunications C
10798 18 1 12 Standard Bank of South Africa
15706 16 2 3 Sudatel Internet Exchange Aut
12258 15 3 10 Vodacom Internet Company
8346 13 6 12 SONATEL-AS Autonomous System
17148 13 1 7 First National Bank
21280 13 2 3 Swift Global Kenya Ltd.Is an
2609 12 26 4 Tunisia BackBone AS
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6347 926 826 SAVVIS Communications Corpora
557 769 754 University of Maine System Co
18566 724 716 Covad Communications
4134 792 646 Data Communications Bureau
4323 740 536 Time Warner Communications, I
6197 707 431 BellSouth Network Solutions,
7843 511 383 Adelphia Corp.
701 1297 373 UUNET Technologies, Inc.
22909 393 367 Comcast Cable Corporation
5668 384 367 Century Telephone
9583 460 362 Satyam Infoway Ltd.,
27364 376 357 Armstrong Cable Services
6198 575 354 BellSouth Network Solutions,
22773 388 332 Cox Communications, Inc. Atla
4755 374 319 Videsh Sanchar Nigam Ltd. Aut
17676 341 308 XTAGE CORPORATION
1239 939 306 Sprint
11172 356 298 Servicios Alestra S.A de C.V
4355 391 290 EarthLink, Inc.
9929 322 289 China Netcom Corp.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm
18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm
65501 PRIVATE 66.60.187.0/24 14051 Roseville Telephone
65501 PRIVATE 66.60.188.0/22 14051 Roseville Telephone
1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U
18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 568 DISO-UNRRA
137.0.0.0/13 721 DLA Systems Automation Center
156.154.16.0/22 7786 Lockheed Martin IMS
158.0.0.0/13 721 DLA Systems Automation Center
164.234.0.0/18 721 DLA Systems Automation Center
164.234.0.0/16 721 DLA Systems Automation Center
192.43.230.0/24 4738 South Australian Academic Res
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.83.16.0/20 5515 Sonera Solution Autonomous Sy
192.83.32.0/19 5515 Sonera Solution Autonomous Sy
192.83.96.0/22 5515 Sonera Solution Autonomous Sy
192.83.100.0/24 5515 Sonera Solution Autonomous Sy
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.135.50.0/24 7018 AT&T
192.136.79.0/24 719 LANLINK autonomous system
192.172.0.0/19 568 DISO-UNRRA
192.172.11.0/24 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:3 /10:6 /11:15 /12:59
/13:124 /14:301 /15:519 /16:7884 /17:2073 /18:3639
/19:9480 /20:9958 /21:7314 /22:10367 /23:11886 /24:77349
/25:373 /26:387 /27:347 /28:173 /29:15 /30:68
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
557 736 769 University of Maine System Co
18566 707 724 Covad Communications
6347 702 926 SAVVIS Communications Corpora
7018 563 1448 AT&T
6197 536 707 BellSouth Network Solutions,
3356 504 899 Level 3 Communications, LLC
6198 405 575 BellSouth Network Solutions,
702 395 647 UUNET - Commercial IP service
1239 372 939 Sprint
701 366 1297 UUNET Technologies, Inc.
27364 364 376 Armstrong Cable Services
5668 335 384 Century Telephone
4766 313 494 Korea Internet Exchange for "
9583 309 460 Satyam Infoway Ltd.,
20115 297 562 Charter Communications
9929 255 322 China Netcom Corp.
14824 254 278 NewSouth Communications Corp.
3320 247 298 Deutsche Telekom AG
690 246 282 Merit Network
25844 244 244 Skadden, Arps, Slate, Meagher
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 12:826 13:1 15:5 16:2 17:3
20:8 24:750 32:65 33:1 38:72 40:53
44:4 55:1 56:3 57:15 61:451 62:507
63:1858 64:2028 65:2046 66:2595 67:326 68:500
69:584 70:64 80:531 81:323 82:181 83:92
84:3 128:148 129:176 130:77 131:187 132:21
133:1 134:182 135:17 136:182 137:54 138:167
139:37 140:215 141:124 142:118 143:57 144:100
145:41 146:308 147:77 148:410 149:119 150:96
151:71 152:165 153:64 154:2 155:122 156:60
157:60 158:145 159:147 160:52 161:64 162:383
163:76 164:180 165:159 166:100 167:217 168:228
169:161 170:286 171:8 192:5563 193:2781 194:2046
195:1371 196:555 198:3694 199:3105 200:3552 201:8
202:4675 203:5639 204:3110 205:2098 206:2308 207:2536
208:2218 209:3019 210:1425 211:557 212:993 213:1175
214:66 215:30 216:3734 217:943 218:169 219:112
220:232 221:30 222:40
End of report
1
0
This report has been generated at Fri Jun 25 21:43:33 2004 AEST.
The report analyses the BGP Routing Table of an AS4637 (Reach) router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/as4637 for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
18-06-04 138004 95920
19-06-04 138130 95941
20-06-04 138165 95988
21-06-04 138209 96029
22-06-04 138290 96187
23-06-04 138373 95506
24-06-04 137840 95574
25-06-04 137983 95562
AS Summary
17400 Number of ASes in routing system
7055 Number of ASes announcing only one prefix
1420 Largest number of prefixes announced by an AS
AS7018 : ATTW AT&T WorldNet Services
54042880 Largest address span announced by an AS (/32s)
AS721 : DNIC DoD Network Information Center
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 25Jun04 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 138030 95564 42466 30.8% All ASes
AS6347 926 162 764 82.5% SAVV SAVVIS Communications
Corporation
AS18566 724 8 716 98.9% CVAD Covad Communications
AS4134 740 160 580 78.4% CHINANET-BACKBONE
No.31,Jin-rong Street
AS4323 738 205 533 72.2% TWTC Time Warner Telecom
AS7018 1420 978 442 31.1% ATTW AT&T WorldNet Services
AS7843 511 128 383 75.0% ADELPH-13 Adelphia Corp.
AS6197 704 324 380 54.0% BNS-14 BellSouth Network
Solutions, Inc
AS701 1275 913 362 28.4% UU UUNET Technologies, Inc.
AS22909 393 34 359 91.3% CMCS Comcast Cable
Communications, Inc.
AS9583 460 120 340 73.9% SATYAMNET-AS Satyam Infoway
Ltd.,
AS27364 376 38 338 89.9% ARMC Armstrong Cable Services
AS6198 568 232 336 59.2% BNS-14 BellSouth Network
Solutions, Inc
AS22773 388 64 324 83.5% CXAB Cox Communications Inc.
Atlanta
AS1239 949 642 307 32.3% SPRN Sprint
AS11172 353 56 297 84.1% Servicios Alestra S.A de C.V
AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan
Network Information Center
AS4355 381 99 282 74.0% ERSD EARTHLINK, INC
AS9929 314 33 281 89.5% CNCNET-CN China Netcom Corp.
AS6478 320 53 267 83.4% ATTW AT&T WorldNet Services
AS6467 289 36 253 87.5% ACSI e.spire Communications,
Inc.
AS14654 239 6 233 97.5% WAYPOR-3 Wayport
AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate,
Meagher & Flom LLP
AS6140 387 165 222 57.4% IMPSA ImpSat
AS3356 899 681 218 24.2% LEVEL3 Level 3 Communications
AS4766 479 264 215 44.9% KIXS-AS-KR Korea Telecom
AS2548 362 165 197 54.4% ATCW Allegiance Telecom
Companies Worldwide
AS2386 425 229 196 46.1% ADCS-1 AT&T Data
Communications Services
AS5668 385 196 189 49.1% CIH-12 CenturyTel Internet
Holdings, Inc.
AS6327 218 34 184 84.4% SHAWC-2 Shaw Communications
Inc.
AS14824 278 103 175 62.9% NCC-105 NewSouth
Communications Corp.
Total 16083 6194 9889 61.5% Top 30 total
Possible Bogus Routes
24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd.
24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services
24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services
64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS
64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc.
64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB
64.46.34.0/24 AS3408
64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc.
66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc.
69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications
132.0.0.0/10 AS568 DISOUN DISO-UNRRA
137.0.0.0/13 AS721 DNIC DoD Network Information Center
138.136.0.0/13 AS721 DNIC DoD Network Information Center
158.0.0.0/13 AS721 DNIC DoD Network Information Center
192.30.93.0/24 AS17757 HPAUS-AP HP Australia
192.30.94.0/24 AS17757 HPAUS-AP HP Australia
192.30.127.0/24 AS719 LANLINK Elisa Oyj
192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network
192.44.0.0/19 AS702 AS702 MCI EMEA
192.81.182.0/24 AS719 LANLINK Elisa Oyj
192.81.183.0/24 AS719 LANLINK Elisa Oyj
192.81.184.0/24 AS719 LANLINK Elisa Oyj
192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration
192.124.252.0/22 AS680 DFN-IP service G-WiN
192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System
192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services
192.136.71.0/24 AS719 LANLINK Elisa Oyj
192.136.79.0/24 AS719 LANLINK Elisa Oyj
192.153.144.0/21 AS721 DNIC DoD Network Information Center
192.172.0.0/19 AS568 DISOUN DISO-UNRRA
192.188.208.0/20 AS721 DNIC DoD Network Information Center
192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc.
198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc.
198.97.72.0/21 AS568 DISOUN DISO-UNRRA
198.97.80.0/20 AS568 DISOUN DISO-UNRRA
198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center
198.97.240.0/20 AS568 DISOUN DISO-UNRRA
198.97.247.0/24 AS3475 DEPART-52 Department of the Navy
198.101.4.0/22 AS568 DISOUN DISO-UNRRA
198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners
198.144.32.0/19 AS3998 CITY CityNet, Inc.
198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp.
198.161.165.0/24 AS852 AGTA Telus Advanced Communications
198.163.155.0/24 AS684 MRN Manitoba Regional Network
198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc.
198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream
198.168.0.0/16 AS701 UU UUNET Technologies, Inc.
198.169.0.0/16 AS803 SASK SaskTel
198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc
199.10.0.0/16 AS568 DISOUN DISO-UNRRA
199.60.0.0/20 AS271 UBC-3 University of British Columbia
199.84.0.0/16 AS701 UU UUNET Technologies, Inc.
199.114.0.0/18 AS568 DISOUN DISO-UNRRA
199.114.0.0/21 AS568 DISOUN DISO-UNRRA
199.114.128.0/18 AS568 DISOUN DISO-UNRRA
199.114.130.0/24 AS721 DNIC DoD Network Information Center
199.114.132.0/24 AS721 DNIC DoD Network Information Center
199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency
199.114.138.0/24 AS721 DNIC DoD Network Information Center
199.114.140.0/24 AS3544 DISAUN DISA/UNRRA
199.114.142.0/24 AS721 DNIC DoD Network Information Center
199.114.144.0/24 AS721 DNIC DoD Network Information Center
199.114.148.0/24 AS721 DNIC DoD Network Information Center
199.114.150.0/24 AS721 DNIC DoD Network Information Center
199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency
199.114.154.0/24 AS1733 ADP-41 AF DDN PMO
199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency
199.114.160.0/24 AS1733 ADP-41 AF DDN PMO
199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC.
199.121.0.0/16 AS568 DISOUN DISO-UNRRA
199.123.0.0/18 AS568 DISOUN DISO-UNRRA
199.123.16.0/20 AS568 DISOUN DISO-UNRRA
199.123.80.0/21 AS568 DISOUN DISO-UNRRA
199.189.32.0/19 AS7332 IQUEST IQuest Internet
199.197.8.0/22 AS21814 PARSON-18 Parsons Corp.
199.202.0.0/16 AS701 UU UUNET Technologies, Inc.
202.47.1.0/24 AS7491 PI-PH-AS-AP PI-PHILIPINES
202.56.160.0/20 AS10199 DISHNET-AS-AP DishnetDSL Limited
202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG)
202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd.
202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd.
202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street
202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd
202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus
202.136.128.0/20 AS10199 DISHNET-AS-AP DishnetDSL Limited
202.141.160.0/24 AS9237 HUTCHCA-AS BTN Access Limited
202.141.190.0/24 AS10026 ANC Asia Netcom Corporation
202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange
203.32.4.0/23 AS7617
203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet)
203.84.145.0/24 AS4637 REACH Reach Network Border AS
203.84.146.0/24 AS4637 REACH Reach Network Border AS
203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS
203.188.16.0/21 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System
204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc.
204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc.
204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc.
204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc.
204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc.
205.150.0.0/15 AS701 UU UUNET Technologies, Inc.
205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications
206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC
206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ)
206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream
206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd.
206.253.190.0/23 AS8123 POLYBA Polybase
207.231.96.0/19 AS11194 NUNETI NuNet Inc
208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC
209.169.219.0/24 AS189 LVLT Level 3 Communications, Inc.
209.169.223.0/24 AS189 LVLT Level 3 Communications, Inc.
209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc.
209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga
209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga
209.205.81.0/24 AS15066 SkyNet de Colombia S.A.
209.205.82.0/24 AS15066 SkyNet de Colombia S.A.
209.205.84.0/24 AS15066 SkyNet de Colombia S.A.
209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services
209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd.
209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc
216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services
216.145.130.0/24 AS11937 TRXI TRX Inc.
216.145.132.0/24 AS11937 TRXI TRX Inc.
216.145.133.0/24 AS11937 TRXI TRX Inc.
216.145.134.0/24 AS11937 TRXI TRX Inc.
216.145.135.0/24 AS11937 TRXI TRX Inc.
216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc
216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services
216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc
216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services
216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications
216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications
216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications
216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications
216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications
216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications
216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications
Please see http://www.cidr-report.org for the full report
------------------------------------
Copies of this report are mailed to:
nanog(a)merit.edu
eof-list(a)ripe.net
apops(a)apops.net
routing-wg(a)ripe.net
afnog(a)afnog.org
swinog(a)swinog.ch
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 19 Jun, 2004
Analysis Summary
----------------
BGP routing table entries examined: 141523
Prefixes after maximum aggregation: 85033
Unique aggregates announced to Internet: 68045
Total ASes present in the Internet Routing Table: 17443
Origin-only ASes present in the Internet Routing Table: 15141
Origin ASes announcing only one prefix: 7052
Transit ASes present in the Internet Routing Table: 2302
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 5.0
Max AS path length visible: 26
Illegal AS announcements present in the Routing Table: 8
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 19
Number of addresses announced to Internet: 1312570364
Equivalent to 78 /8s, 60 /16s and 59 /24s
Percentage of available address space announced: 35.4
Percentage of allocated address space announced: 58.1
Percentage of available address space allocated: 60.9
Total number of prefixes smaller than registry allocations: 65038
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 26892
Total APNIC prefixes after maximum aggregation: 13922
Prefixes being announced from the APNIC address blocks: 25127
Unique aggregates announced from the APNIC address blocks: 13853
APNIC Region origin ASes present in the Internet Routing Table: 2066
APNIC Region origin ASes announcing only one prefix: 617
APNIC Region transit ASes present in the Internet Routing Table: 333
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 150189824
Equivalent to 8 /8s, 243 /16s and 183 /24s
Percentage of available APNIC address space announced: 68.5
APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239
17408 - 18431, 23552 - 24575
APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 81412
Total ARIN prefixes after maximum aggregation: 49817
Prefixes being announced from the ARIN address blocks: 62628
Unique aggregates announced from the ARIN address blocks: 21990
ARIN Region origin ASes present in the Internet Routing Table: 9261
ARIN Region origin ASes announcing only one prefix: 3299
ARIN Region transit ASes present in the Internet Routing Table: 900
Average ARIN Region AS path length visible: 4.8
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 225323296
Equivalent to 13 /8s, 110 /16s and 41 /24s
Percentage of available ARIN address space announced: 74.6
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
2138 - 2584, 2615 - 2772, 2823 - 2829, 2880 - 3153
3354 - 4607, 4865 - 5119, 5632 - 6655, 6912 - 7466
7723 - 8191, 10240 - 12287, 13312 - 15359
16384 - 17407, 18432 - 20479, 21504 - 23551
25600 - 26591, 26624 - 27647, 29695 - 30719
31744 - 33791
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 25927
Total RIPE prefixes after maximum aggregation: 18382
Prefixes being announced from the RIPE address blocks: 22697
Unique aggregates announced from the RIPE address blocks: 15087
RIPE Region origin ASes present in the Internet Routing Table: 5575
RIPE Region origin ASes announcing only one prefix: 3003
RIPE Region transit ASes present in the Internet Routing Table: 958
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 164653824
Equivalent to 9 /8s, 208 /16s and 107 /24s
Percentage of available RIPE address space announced: 57.7
RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
20480 - 21503, 24576 - 25599, 28672 - 29695
30720 - 31743
RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 6144
Total LACNIC prefixes after maximum aggregation: 2237
Prefixes being announced from the LACNIC address blocks: 5780
Unique aggregates announced from the LACNIC address blocks: 3536
LACNIC Region origin ASes present in the Internet Routing Table: 379
LACNIC Region origin ASes announcing only one prefix: 110
LACNIC Region transit ASes present in the Internet Routing Table: 73
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 15081472
Equivalent to 0 /8s, 230 /16s and 32 /24s
Percentage of available LACNIC address space announced: 44.9
LACNIC AS Blocks 26592 - 26623, 27648 - 28671
LACNIC Address Blocks 200/7
Emerging AfriNIC Region Analysis Summary
----------------------------------------
Prefixes being announced by AfriNIC Region ASes: 1145
Total AfriNIC prefixes after maximum aggregation: 675
Prefixes being announced from the AfriNIC address blocks: 778
Unique aggregates announced from the AfriNIC address blocks: 582
AfriNIC Region origin ASes present in the Internet Routing Table: 91
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 1870080
Equivalent to 0 /8s, 28 /16s and 137 /24s
Percentage of available AfriNIC address space announced: 11.1
AfriNIC AS Blocks <none>
AfriNIC Address Blocks 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1221 845 1075 613 Telstra Pty Ltd
4134 793 3664 146 Data Communications Bureau
4766 494 2896 264 Korea Internet Exchange for "
9583 459 38 99 Satyam Infoway Ltd.,
4755 371 134 55 Videsh Sanchar Nigam Ltd. Aut
9443 353 69 78 Primus Telecommunications
2907 350 1840 327 SINET Japan
17676 341 5084 33 XTAGE CORPORATION
17557 335 23 163 Pakistan Telecom
703 328 375 255 UUNET
9929 320 155 38 China Netcom Corp.
2764 295 275 242 connect.com.au pty ltd
7474 262 267 205 Optus Communications Pty Ltd
9942 229 71 126 COMindico Australia
9800 223 367 61 CHINA UNICOM
9498 218 48 48 BHARTI BT INTERNET LTD.
4837 186 2019 105 chinanet IDC center beijing n
17974 183 51 99 PT TELEKOMUNIKASI INDONESIA
10036 181 17 169 C&M Communication Co. Ltd.
9304 179 161 25 Hutchison Telecom (HK)
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1446 6892 1008 AT&T
701 1309 8486 934 UUNET Technologies, Inc.
1239 947 2998 640 Sprint
6347 933 400 99 SAVVIS Communications Corpora
3356 892 10916 676 Level 3 Communications, LLC
557 775 63 15 University of Maine System Co
4323 739 549 205 Time Warner Communications, I
18566 716 192 8 Covad Communications
6197 707 525 276 BellSouth Network Solutions,
209 616 3453 505 Qwest
6198 573 439 219 BellSouth Network Solutions,
20115 559 372 287 Charter Communications
852 512 1142 403 Telus Advanced Communications
7843 509 657 130 Adelphia Corp.
7132 453 7868 339 Southwestern Bell Internet Se
2386 425 564 227 AT&T Data Communications Serv
721 405 13177 297 DLA Systems Automation Center
705 396 144 270 UUNET Technologies, Inc.
4355 393 323 103 EarthLink, Inc.
22773 387 781 55 Cox Communications, Inc. Atla
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 648 2039 540 UUNET - Commercial IP service
3320 298 2468 236 Deutsche Telekom AG
3301 291 1097 267 TeliaNet Sweden
8220 272 429 261 COLT Internet - International
1257 251 498 195 SWIPnet Swedish IP Network
680 244 2025 239 DFN-IP service G-WiN
13083 216 51 8 Mannesmann Datenverarbeitung
3246 211 492 208 Song Networks
5515 199 843 144 Sonera Solution Autonomous Sy
8708 184 112 172 Romania Data Systems S.A.
3215 182 895 69 France Telecom Transpac
719 179 288 102 LANLINK autonomous system
786 174 1794 174 The JANET IP Service
25186 174 156 115 France Telecom Transpac's Tra
6746 157 29 128 Dynamic Network Technologies,
5400 144 206 119 BT Ignite European Backbone
3269 134 1099 64 TELECOM ITALIA
3303 134 611 133 Swisscom Ltd
12302 127 18 31 MobiFon S.A.
8866 122 14 8 Bulgarian Telecommunication C
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
11172 355 96 57 Servicios Alestra S.A de C.V
6140 346 140 67 ImpSat
8151 275 373 130 UniNet S.A. de C.V.
16814 203 13 7 NSS, S.A.
6147 161 82 21 Telefonica Del Peru
7303 144 53 32 Telecom Argentina Stet-France
6505 135 90 93 Global One Communicaoes Ltda
6503 129 202 87 AVANTEL, S.A.
11992 93 9 29 Integrated Systems
11556 87 57 24 Cable-Wireless Panama
6535 80 5 17 Chilesat Servicios Empresari
14420 78 5 28 ANDINATEL S.A.
14535 75 6 5 Techtel S.A.
15311 75 19 37 Telefonica Empresas
11311 73 7 20 Sinectis S.A.
5639 72 8 8 Telecommunications Services o
4270 70 18 9 Red de Interconexion Universi
14117 69 5 4 Telefonica del Sur S.A.
14259 67 4 5 GTD Internet S.A.
10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 253 632 220 The Internet Solution
5536 111 16 4 Internet Egypt Network
2018 94 297 92 Tertiary Education Network
2905 90 276 80 The Internetworking Company o
11845 38 9 11 Data Pro Business Online
24835 31 18 6 RAYA Telecom - Egypt
8524 25 2 4 AUCEGYPT Autonomous System
16637 25 9 18 Johnnic e-Ventures
5713 24 125 23 Telkom SA Ltd
6713 24 38 9 Itissalat Al-MAGHRIB
9129 24 3 2 UUNET Kenya
12455 24 4 2 Jambonet Autonomous system
14988 24 16 1 Botswana Telecommunications C
10798 18 1 12 Standard Bank of South Africa
15706 16 2 3 Sudatel Internet Exchange Aut
12258 15 3 10 Vodacom Internet Company
8346 13 6 12 SONATEL-AS Autonomous System
17148 13 1 7 First National Bank
2609 12 26 4 Tunisia BackBone AS
15808 12 1 4 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6347 933 834 SAVVIS Communications Corpora
557 775 760 University of Maine System Co
18566 716 708 Covad Communications
4134 793 647 Data Communications Bureau
4323 739 534 Time Warner Communications, I
6197 707 431 BellSouth Network Solutions,
7843 509 379 Adelphia Corp.
701 1309 375 UUNET Technologies, Inc.
5668 383 366 Century Telephone
22909 386 361 Comcast Cable Corporation
9583 459 360 Satyam Infoway Ltd.,
27364 376 357 Armstrong Cable Services
6198 573 354 BellSouth Network Solutions,
22773 387 332 Cox Communications, Inc. Atla
4755 371 316 Videsh Sanchar Nigam Ltd. Aut
17676 341 308 XTAGE CORPORATION
1239 947 307 Sprint
11172 355 298 Servicios Alestra S.A de C.V
4355 393 290 EarthLink, Inc.
9929 320 282 China Netcom Corp.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm
18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm
65501 PRIVATE 66.60.187.0/24 14051 Roseville Telephone
65501 PRIVATE 66.60.188.0/22 14051 Roseville Telephone
1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U
18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 568 DISO-UNRRA
137.0.0.0/13 721 DLA Systems Automation Center
156.154.16.0/22 7786 Lockheed Martin IMS
158.0.0.0/13 721 DLA Systems Automation Center
164.234.0.0/18 721 DLA Systems Automation Center
164.234.0.0/16 721 DLA Systems Automation Center
192.43.230.0/24 4738 South Australian Academic Res
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.83.16.0/20 5515 Sonera Solution Autonomous Sy
192.83.32.0/19 5515 Sonera Solution Autonomous Sy
192.83.96.0/22 5515 Sonera Solution Autonomous Sy
192.83.100.0/24 5515 Sonera Solution Autonomous Sy
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.135.50.0/24 7018 AT&T
192.136.79.0/24 719 LANLINK autonomous system
192.172.0.0/19 568 DISO-UNRRA
192.172.11.0/24 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:3 /10:6 /11:15 /12:59
/13:124 /14:299 /15:517 /16:7865 /17:2063 /18:3622
/19:9450 /20:9910 /21:7300 /22:10340 /23:11829 /24:76737
/25:375 /26:396 /27:318 /28:178 /29:15 /30:69
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
557 742 775 University of Maine System Co
6347 710 933 SAVVIS Communications Corpora
18566 699 716 Covad Communications
7018 561 1446 AT&T
6197 536 707 BellSouth Network Solutions,
3356 503 892 Level 3 Communications, LLC
6198 403 573 BellSouth Network Solutions,
702 397 648 UUNET - Commercial IP service
1239 378 947 Sprint
701 376 1309 UUNET Technologies, Inc.
27364 364 376 Armstrong Cable Services
5668 335 383 Century Telephone
4766 313 494 Korea Internet Exchange for "
9583 307 459 Satyam Infoway Ltd.,
20115 296 559 Charter Communications
14824 257 281 NewSouth Communications Corp.
9929 254 320 China Netcom Corp.
3320 247 298 Deutsche Telekom AG
690 246 282 Merit Network
25844 244 244 Skadden, Arps, Slate, Meagher
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 12:823 13:1 15:5 16:2 17:3
20:8 24:751 32:65 33:1 38:70 40:53
44:4 55:1 56:3 57:16 61:433 62:501
63:1814 64:1984 65:2028 66:2606 67:330 68:500
69:579 70:64 80:500 81:319 82:177 83:80
84:3 128:150 129:186 130:76 131:175 132:21
133:1 134:182 135:17 136:182 137:54 138:153
139:36 140:164 141:122 142:119 143:55 144:90
145:41 146:303 147:78 148:417 149:118 150:95
151:71 152:165 153:64 154:1 155:117 156:60
157:60 158:145 159:147 160:52 161:62 162:379
163:77 164:180 165:158 166:93 167:216 168:224
169:162 170:285 171:8 192:5554 193:2773 194:2049
195:1361 196:552 198:3694 199:3087 200:3530 201:8
202:4657 203:5608 204:3100 205:2082 206:2289 207:2499
208:2223 209:2915 210:1415 211:555 212:984 213:1202
214:62 215:30 216:3705 217:936 218:167 219:110
220:233 221:30 222:39
End of report
1
0
This report has been generated at Fri Jun 18 21:43:34 2004 AEST.
The report analyses the BGP Routing Table of an AS4637 (Reach) router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/as4637 for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
11-06-04 137772 95908
12-06-04 137971 95834
13-06-04 137854 95723
14-06-04 137664 95727
15-06-04 137880 95878
16-06-04 137962 95909
17-06-04 138035 95954
18-06-04 138004 95892
AS Summary
17357 Number of ASes in routing system
7047 Number of ASes announcing only one prefix
1425 Largest number of prefixes announced by an AS
AS7018 : ATTW AT&T WorldNet Services
54149120 Largest address span announced by an AS (/32s)
AS721 : DNIC DoD Network Information Center
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 18Jun04 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 138095 95947 42148 30.5% All ASes
AS6347 934 161 773 82.8% SAVV SAVVIS Communications
Corporation
AS4134 737 159 578 78.4% CHINANET-BACKBONE
No.31,Jin-rong Street
AS4323 739 206 533 72.1% TWTC Time Warner Telecom
AS18566 716 193 523 73.0% CVAD Covad Communications
AS7018 1425 989 436 30.6% ATTW AT&T WorldNet Services
AS6197 704 324 380 54.0% BNS-14 BellSouth Network
Solutions, Inc
AS7843 506 129 377 74.5% ADELPH-13 Adelphia Corp.
AS701 1292 926 366 28.3% UU UUNET Technologies, Inc.
AS22909 386 33 353 91.5% CMCS Comcast Cable
Communications, Inc.
AS9583 459 116 343 74.7% SATYAMNET-AS Satyam Infoway
Ltd.,
AS27364 376 38 338 89.9% ARMC Armstrong Cable Services
AS6198 569 233 336 59.1% BNS-14 BellSouth Network
Solutions, Inc
AS22773 387 63 324 83.7% CXAB Cox Communications Inc.
Atlanta
AS1239 948 642 306 32.3% SPRN Sprint
AS11172 354 56 298 84.2% Servicios Alestra S.A de C.V
AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan
Network Information Center
AS4355 381 99 282 74.0% ERSD EARTHLINK, INC
AS9929 314 33 281 89.5% CNCNET-CN China Netcom Corp.
AS6478 305 48 257 84.3% ATTW AT&T WorldNet Services
AS1221 849 617 232 27.3% ASN-TELSTRA Telstra Pty Ltd
AS14654 237 5 232 97.9% WAYPOR-3 Wayport
AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate,
Meagher & Flom LLP
AS6140 390 168 222 56.9% IMPSA ImpSat
AS3356 892 676 216 24.2% LEVEL3 Level 3 Communications
AS4766 479 264 215 44.9% KIX Korea Internet Exchange
for "96 World Internet
Exposition
AS9443 356 154 202 56.7% INTERNETPRIMUS-AS-AP Primus
Telecommunications
AS2386 426 230 196 46.0% ADCS-1 AT&T Data
Communications Services
AS5668 383 192 191 49.9% CIH-12 CenturyTel Internet
Holdings, Inc.
AS6467 223 35 188 84.3% ACSI e.spire Communications,
Inc.
AS6327 209 29 180 86.1% SHAWC-2 Shaw Communications
Inc.
Total 16558 6884 9674 58.4% Top 30 total
Possible Bogus Routes
24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd.
24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services
24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services
64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS
64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc.
64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB
64.46.34.0/24 AS3408
64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc.
66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc.
69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications
132.0.0.0/10 AS568 DISOUN DISO-UNRRA
137.0.0.0/13 AS721 DNIC DoD Network Information Center
138.136.0.0/13 AS721 DNIC DoD Network Information Center
158.0.0.0/13 AS721 DNIC DoD Network Information Center
192.30.93.0/24 AS17757 HPAUS-AP HP Australia
192.30.94.0/24 AS17757 HPAUS-AP HP Australia
192.30.127.0/24 AS719 LANLINK Elisa Oyj
192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network
192.44.0.0/19 AS702 AS702 MCI EMEA
192.81.182.0/24 AS719 LANLINK Elisa Oyj
192.81.183.0/24 AS719 LANLINK Elisa Oyj
192.81.184.0/24 AS719 LANLINK Elisa Oyj
192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration
192.124.252.0/22 AS680 DFN-IP service G-WiN
192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System
192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services
192.136.71.0/24 AS719 LANLINK Elisa Oyj
192.136.79.0/24 AS719 LANLINK Elisa Oyj
192.153.144.0/21 AS721 DNIC DoD Network Information Center
192.172.0.0/19 AS568 DISOUN DISO-UNRRA
192.188.208.0/20 AS721 DNIC DoD Network Information Center
192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc.
198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc.
198.97.72.0/21 AS568 DISOUN DISO-UNRRA
198.97.80.0/20 AS568 DISOUN DISO-UNRRA
198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center
198.97.240.0/20 AS568 DISOUN DISO-UNRRA
198.97.247.0/24 AS3475 DEPART-52 Department of the Navy
198.101.4.0/22 AS568 DISOUN DISO-UNRRA
198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners
198.144.32.0/19 AS3998 CITY CityNet, Inc.
198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp.
198.161.165.0/24 AS852 AGTA Telus Advanced Communications
198.163.155.0/24 AS684 MRN Manitoba Regional Network
198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc.
198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream
198.168.0.0/16 AS701 UU UUNET Technologies, Inc.
198.169.0.0/16 AS803 SASK SaskTel
198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc
199.10.0.0/16 AS568 DISOUN DISO-UNRRA
199.60.0.0/20 AS271 UBC-3 University of British Columbia
199.84.0.0/16 AS701 UU UUNET Technologies, Inc.
199.114.0.0/18 AS568 DISOUN DISO-UNRRA
199.114.0.0/21 AS568 DISOUN DISO-UNRRA
199.114.128.0/18 AS568 DISOUN DISO-UNRRA
199.114.130.0/24 AS721 DNIC DoD Network Information Center
199.114.132.0/24 AS721 DNIC DoD Network Information Center
199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency
199.114.138.0/24 AS721 DNIC DoD Network Information Center
199.114.140.0/24 AS3544 DISAUN DISA/UNRRA
199.114.142.0/24 AS721 DNIC DoD Network Information Center
199.114.144.0/24 AS721 DNIC DoD Network Information Center
199.114.148.0/24 AS721 DNIC DoD Network Information Center
199.114.150.0/24 AS721 DNIC DoD Network Information Center
199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency
199.114.154.0/24 AS1733 ADP-41 AF DDN PMO
199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency
199.114.160.0/24 AS1733 ADP-41 AF DDN PMO
199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC.
199.121.0.0/16 AS568 DISOUN DISO-UNRRA
199.123.0.0/18 AS568 DISOUN DISO-UNRRA
199.123.16.0/20 AS568 DISOUN DISO-UNRRA
199.123.80.0/21 AS568 DISOUN DISO-UNRRA
199.189.32.0/19 AS7332 IQUEST IQuest Internet
199.197.8.0/22 AS21814 PARSON-18 Parsons Corp.
199.202.0.0/16 AS701 UU UUNET Technologies, Inc.
202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG)
202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd.
202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd.
202.74.192.0/19 AS17412 WALKER-NZ-AP Walker Wireless Limited
202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street
202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd
202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus
202.141.160.0/24 AS9237 HUTCHCA-AS BTN Access Limited
202.141.190.0/24 AS10026 ANC Asia Netcom Corporation
202.141.191.0/24 AS4637 REACH Reach Network Border AS
202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange
203.32.4.0/23 AS7617
203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet)
203.84.145.0/24 AS4637 REACH Reach Network Border AS
203.84.146.0/24 AS4637 REACH Reach Network Border AS
203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS
203.188.16.0/21 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System
204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc.
204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc.
204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc.
204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc.
204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc.
205.150.0.0/15 AS701 UU UUNET Technologies, Inc.
205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications
206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC
206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ)
206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream
206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd.
206.253.190.0/23 AS8123 POLYBA Polybase
207.231.96.0/19 AS11194 NUNETI NuNet Inc
208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC
209.169.219.0/24 AS189 GNTY Genuity
209.169.223.0/24 AS189 GNTY Genuity
209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc.
209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga
209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga
209.205.81.0/24 AS15066 SkyNet de Colombia S.A.
209.205.82.0/24 AS15066 SkyNet de Colombia S.A.
209.205.84.0/24 AS15066 SkyNet de Colombia S.A.
209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services
209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services
209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd.
209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc
216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services
216.145.130.0/24 AS11937 TRXI TRX Inc.
216.145.132.0/24 AS11937 TRXI TRX Inc.
216.145.133.0/24 AS11937 TRXI TRX Inc.
216.145.134.0/24 AS11937 TRXI TRX Inc.
216.145.135.0/24 AS11937 TRXI TRX Inc.
216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc
216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services
216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services
216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc
216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services
216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications
216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications
216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications
216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications
216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications
216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications
216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications
Please see http://www.cidr-report.org for the full report
------------------------------------
Copies of this report are mailed to:
nanog(a)merit.edu
eof-list(a)ripe.net
apops(a)apops.net
routing-wg(a)ripe.net
afnog(a)afnog.org
swinog(a)swinog.ch
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I will be out of the office starting 14/06/2004 and will not return until
16/06/2004.
Please copy CNP Internet & Peering in case of emergency.
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I will be out of the office starting 14/06/2004 and will not return until
16/06/2004.
Please copy CNP Internet & Peering in case of emergency.
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Dear Colleagues,
The RIPE NCC received the IPv6 address range 2001:4000::/23
from the IANA in June 2004.
You may wish to adjust any filters you have in place accordingly.
More information on the IP space administered by the RIPE NCC
can be found on our web site at:
<https://www.ripe.net/ripe/docs/smallest-alloc-sizes.html>
Regards,
--
leo vegoda
Registration Services Manager
RIPE NCC
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This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 12 Jun, 2004
Analysis Summary
----------------
BGP routing table entries examined: 140462
Prefixes after maximum aggregation: 84998
Unique aggregates announced to Internet: 68154
Total ASes present in the Internet Routing Table: 17399
Origin-only ASes present in the Internet Routing Table: 15103
Origin ASes announcing only one prefix: 7028
Transit ASes present in the Internet Routing Table: 2296
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 5.1
Max AS path length visible: 26
Illegal AS announcements present in the Routing Table: 8
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 19
Number of addresses announced to Internet: 1312025340
Equivalent to 78 /8s, 51 /16s and 234 /24s
Percentage of available address space announced: 35.4
Percentage of allocated address space announced: 58.1
Percentage of available address space allocated: 60.9
Total number of prefixes smaller than registry allocations: 64122
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 26841
Total APNIC prefixes after maximum aggregation: 13922
Prefixes being announced from the APNIC address blocks: 25076
Unique aggregates announced from the APNIC address blocks: 14019
APNIC Region origin ASes present in the Internet Routing Table: 2064
APNIC Region origin ASes announcing only one prefix: 616
APNIC Region transit ASes present in the Internet Routing Table: 337
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 150026240
Equivalent to 8 /8s, 241 /16s and 56 /24s
Percentage of available APNIC address space announced: 68.5
APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239
17408 - 18431, 23552 - 24575
APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 80606
Total ARIN prefixes after maximum aggregation: 49793
Prefixes being announced from the ARIN address blocks: 62431
Unique aggregates announced from the ARIN address blocks: 21967
ARIN Region origin ASes present in the Internet Routing Table: 9241
ARIN Region origin ASes announcing only one prefix: 3287
ARIN Region transit ASes present in the Internet Routing Table: 896
Average ARIN Region AS path length visible: 4.9
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 225181216
Equivalent to 13 /8s, 107 /16s and 254 /24s
Percentage of available ARIN address space announced: 74.6
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
2138 - 2584, 2615 - 2772, 2823 - 2829, 2880 - 3153
3354 - 4607, 4865 - 5119, 5632 - 6655, 6912 - 7466
7723 - 8191, 10240 - 12287, 13312 - 15359
16384 - 17407, 18432 - 20479, 21504 - 23551
25600 - 26591, 26624 - 27647, 29695 - 30719
31744 - 33791
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 25755
Total RIPE prefixes after maximum aggregation: 18347
Prefixes being announced from the RIPE address blocks: 22551
Unique aggregates announced from the RIPE address blocks: 15075
RIPE Region origin ASes present in the Internet Routing Table: 5551
RIPE Region origin ASes announcing only one prefix: 2992
RIPE Region transit ASes present in the Internet Routing Table: 951
Average RIPE Region AS path length visible: 5.9
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 164243456
Equivalent to 9 /8s, 202 /16s and 40 /24s
Percentage of available RIPE address space announced: 57.6
RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
20480 - 21503, 24576 - 25599, 28672 - 29695
30720 - 31743
RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 6111
Total LACNIC prefixes after maximum aggregation: 2260
Prefixes being announced from the LACNIC address blocks: 5737
Unique aggregates announced from the LACNIC address blocks: 3525
LACNIC Region origin ASes present in the Internet Routing Table: 381
LACNIC Region origin ASes announcing only one prefix: 110
LACNIC Region transit ASes present in the Internet Routing Table: 74
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 16
Number of LACNIC addresses announced to Internet: 15063808
Equivalent to 0 /8s, 229 /16s and 219 /24s
Percentage of available LACNIC address space announced: 44.9
LACNIC AS Blocks 26592 - 26623, 27648 - 28671
LACNIC Address Blocks 200/7
Emerging AfriNIC Region Analysis Summary
----------------------------------------
Prefixes being announced by AfriNIC Region ASes: 1146
Total AfriNIC prefixes after maximum aggregation: 676
Prefixes being announced from the AfriNIC address blocks: 781
Unique aggregates announced from the AfriNIC address blocks: 584
AfriNIC Region origin ASes present in the Internet Routing Table: 90
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 1865728
Equivalent to 0 /8s, 28 /16s and 120 /24s
Percentage of available AfriNIC address space announced: 11.1
AfriNIC AS Blocks <none>
AfriNIC Address Blocks 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1221 845 1075 613 Telstra Pty Ltd
4134 790 3660 144 Data Communications Bureau
4766 491 2896 264 Korea Internet Exchange for "
9583 451 34 138 Satyam Infoway Ltd.,
4755 365 133 53 Videsh Sanchar Nigam Ltd. Aut
9443 353 69 78 Primus Telecommunications
2907 352 1841 329 SINET Japan
17676 341 5084 33 XTAGE CORPORATION
703 329 375 256 UUNET
17557 329 23 165 Pakistan Telecom
9929 323 156 33 China Netcom Corp.
2764 294 274 241 connect.com.au pty ltd
7474 263 267 206 Optus Communications Pty Ltd
9942 229 71 126 COMindico Australia
9800 224 367 62 CHINA UNICOM
9498 217 47 46 BHARTI BT INTERNET LTD.
4780 210 193 26 Digital United Inc.
17974 184 51 99 PT TELEKOMUNIKASI INDONESIA
4837 182 2019 105 chinanet IDC center beijing n
10036 181 17 169 C&M Communication Co. Ltd.
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1435 6891 998 AT&T
701 1305 8493 930 UUNET Technologies, Inc.
1239 941 3002 637 Sprint
6347 938 400 98 SAVVIS Communications Corpora
3356 890 10900 674 Level 3 Communications, LLC
4323 737 549 205 Time Warner Communications, I
209 736 3457 504 Qwest
18566 710 192 8 Covad Communications
6197 703 499 286 BellSouth Network Solutions,
6198 572 440 219 BellSouth Network Solutions,
20115 556 369 287 Charter Communications
852 516 1142 405 Telus Advanced Communications
7843 506 652 128 Adelphia Corp.
7132 452 7868 338 Southwestern Bell Internet Se
2386 431 582 232 AT&T Data Communications Serv
705 395 144 270 UUNET Technologies, Inc.
4355 393 323 103 EarthLink, Inc.
22909 390 843 25 Comcast Cable Corporation
376 385 359 112 Reseau Interordinateurs Scien
22773 385 779 53 Cox Communications, Inc. Atla
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 646 2039 539 UUNET - Commercial IP service
3320 297 2462 237 Deutsche Telekom AG
3301 277 1097 266 TeliaNet Sweden
8220 274 429 262 COLT Internet - International
1257 251 497 197 SWIPnet Swedish IP Network
680 244 2025 239 DFN-IP service G-WiN
13083 216 51 8 Mannesmann Datenverarbeitung
3246 209 468 206 Song Networks
5515 199 843 144 Sonera Solution Autonomous Sy
8708 183 112 171 Romania Data Systems S.A.
719 179 288 102 LANLINK autonomous system
3215 178 895 69 France Telecom Transpac
786 174 1794 174 The JANET IP Service
25186 167 156 116 France Telecom Transpac's Tra
6746 158 29 127 Dynamic Network Technologies,
5400 144 206 119 BT Ignite European Backbone
3269 134 1099 64 TELECOM ITALIA
3303 132 611 132 Swisscom Ltd
12302 125 18 31 MobiFon S.A.
8866 120 14 8 Bulgarian Telecommunication C
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
11172 356 96 57 Servicios Alestra S.A de C.V
6140 345 140 67 ImpSat
8151 275 373 130 UniNet S.A. de C.V.
16814 203 13 7 NSS, S.A.
6147 160 82 21 Telefonica Del Peru
7303 145 53 31 Telecom Argentina Stet-France
6505 135 90 93 Global One Communicaoes Ltda
6503 130 218 88 AVANTEL, S.A.
11992 93 9 29 Integrated Systems
11556 87 57 24 Cable-Wireless Panama
6535 80 5 17 Chilesat Servicios Empresari
14420 76 5 32 ANDINATEL S.A.
14535 75 6 5 Techtel S.A.
15311 75 19 37 Telefonica Empresas
11311 73 7 20 Sinectis S.A.
5639 72 8 8 Telecommunications Services o
4270 71 18 9 Red de Interconexion Universi
14259 67 4 5 GTD Internet S.A.
10292 65 6 24 TELECOMMUNICATIONS OF JAMAICA
7080 64 4 1 Electronica y Comunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 253 632 220 The Internet Solution
5536 111 16 4 Internet Egypt Network
2018 94 297 92 Tertiary Education Network
2905 89 276 79 The Internetworking Company o
11845 38 9 11 Data Pro Business Online
24835 31 18 6 RAYA Telecom - Egypt
9129 27 3 4 UUNET Kenya
5713 26 125 24 Telkom SA Ltd
16637 25 9 18 Johnnic e-Ventures
6713 24 38 9 Itissalat Al-MAGHRIB
8524 24 2 7 AUCEGYPT Autonomous System
12455 24 4 2 Jambonet Autonomous system
14988 24 16 1 Botswana Telecommunications C
10798 18 1 12 Standard Bank of South Africa
15706 16 2 3 Sudatel Internet Exchange Aut
12258 15 3 10 Vodacom Internet Company
8346 13 6 12 SONATEL-AS Autonomous System
17148 13 1 7 First National Bank
2609 12 26 4 Tunisia BackBone AS
15808 12 1 4 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6347 938 840 SAVVIS Communications Corpora
18566 710 702 Covad Communications
4134 790 646 Data Communications Bureau
4323 737 532 Time Warner Communications, I
6197 703 417 BellSouth Network Solutions,
7843 506 378 Adelphia Corp.
701 1305 375 UUNET Technologies, Inc.
5668 383 366 Century Telephone
22909 390 365 Comcast Cable Corporation
27364 376 357 Armstrong Cable Services
6198 572 353 BellSouth Network Solutions,
22773 385 332 Cox Communications, Inc. Atla
9583 451 313 Satyam Infoway Ltd.,
4755 365 312 Videsh Sanchar Nigam Ltd. Aut
17676 341 308 XTAGE CORPORATION
1239 941 304 Sprint
11172 356 299 Servicios Alestra S.A de C.V
4355 393 290 EarthLink, Inc.
9929 323 290 China Netcom Corp.
6140 345 278 ImpSat
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm
18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm
18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm
65501 PRIVATE 66.60.187.0/24 14051 Roseville Telephone
65501 PRIVATE 66.60.188.0/22 14051 Roseville Telephone
1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U
18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 568 DISO-UNRRA
137.0.0.0/13 568 DISO-UNRRA
156.154.16.0/22 7786 Lockheed Martin IMS
158.0.0.0/13 568 DISO-UNRRA
164.234.0.0/18 721 DLA Systems Automation Center
164.234.0.0/16 721 DLA Systems Automation Center
192.43.230.0/24 4738 South Australian Academic Res
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.83.16.0/20 5515 Sonera Solution Autonomous Sy
192.83.32.0/19 5515 Sonera Solution Autonomous Sy
192.83.96.0/22 5515 Sonera Solution Autonomous Sy
192.83.100.0/24 5515 Sonera Solution Autonomous Sy
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.135.50.0/24 7018 AT&T
192.136.79.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
192.172.11.0/24 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:3 /10:6 /11:15 /12:59
/13:124 /14:299 /15:518 /16:7856 /17:2058 /18:3620
/19:9410 /20:9896 /21:7260 /22:10328 /23:11735 /24:76506
/25:230 /26:252 /27:140 /28:31 /29:14 /30:69
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6347 715 938 SAVVIS Communications Corpora
18566 693 710 Covad Communications
7018 554 1435 AT&T
6197 534 703 BellSouth Network Solutions,
3356 504 890 Level 3 Communications, LLC
6198 401 572 BellSouth Network Solutions,
702 398 646 UUNET - Commercial IP service
701 373 1305 UUNET Technologies, Inc.
1239 373 941 Sprint
27364 364 376 Armstrong Cable Services
5668 335 383 Century Telephone
4766 312 491 Korea Internet Exchange for "
9583 302 451 Satyam Infoway Ltd.,
20115 295 556 Charter Communications
9929 256 323 China Netcom Corp.
14824 255 281 NewSouth Communications Corp.
3320 247 297 Deutsche Telekom AG
690 246 282 Merit Network
25844 244 244 Skadden, Arps, Slate, Meagher
13609 237 278 Choice One Communications Inc
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 12:826 13:1 15:5 16:2 17:3
20:8 24:749 32:65 33:1 38:70 40:54
44:3 55:1 56:3 57:16 61:427 62:501
63:1820 64:1965 65:1996 66:2609 67:329 68:497
69:557 70:64 80:494 81:309 82:174 83:68
84:2 128:145 129:186 130:79 131:177 132:21
133:1 134:181 135:17 136:182 137:92 138:154
139:44 140:164 141:125 142:117 143:47 144:89
145:42 146:303 147:78 148:418 149:120 150:91
151:72 152:165 153:64 154:1 155:117 156:60
157:60 158:144 159:147 160:52 161:57 162:380
163:77 164:179 165:156 166:94 167:217 168:223
169:106 170:285 171:8 192:5560 193:2752 194:2026
195:1374 196:558 198:3715 199:3095 200:3491 201:8
202:4636 203:5603 204:3098 205:2068 206:2283 207:2493
208:2227 209:2921 210:1425 211:566 212:977 213:1192
214:62 215:30 216:3686 217:927 218:164 219:108
220:228 221:28 222:46
End of report
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