This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, SAFNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 17 Dec, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 625735 Prefixes after maximum aggregation (per Origin AS): 221470 Deaggregation factor: 2.83 Unique aggregates announced (without unneeded subnets): 303432 Total ASes present in the Internet Routing Table: 55446 Prefixes per ASN: 11.29 Origin-only ASes present in the Internet Routing Table: 36286 Origin ASes announcing only one prefix: 15252 Transit ASes present in the Internet Routing Table: 6548 Transit-only ASes present in the Internet Routing Table: 166 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 38 Max AS path prepend of ASN ( 55644) 36 Prefixes from unregistered ASNs in the Routing Table: 65 Unregistered ASNs in the Routing Table: 19 Number of 32-bit ASNs allocated by the RIRs: 16577 Number of 32-bit ASNs visible in the Routing Table: 12612 Prefixes from 32-bit ASNs in the Routing Table: 51551 Number of bogon 32-bit ASNs visible in the Routing Table: 610 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 388 Number of addresses announced to Internet: 2834097636 Equivalent to 168 /8s, 236 /16s and 229 /24s Percentage of available address space announced: 76.6 Percentage of allocated address space announced: 76.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.4 Total number of prefixes smaller than registry allocations: 207209 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 156457 Total APNIC prefixes after maximum aggregation: 43125 APNIC Deaggregation factor: 3.63 Prefixes being announced from the APNIC address blocks: 170884 Unique aggregates announced from the APNIC address blocks: 70394 APNIC Region origin ASes present in the Internet Routing Table: 5185 APNIC Prefixes per ASN: 32.96 APNIC Region origin ASes announcing only one prefix: 1141 APNIC Region transit ASes present in the Internet Routing Table: 938 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2555 Number of APNIC addresses announced to Internet: 761096836 Equivalent to 45 /8s, 93 /16s and 106 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-137529 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 188238 Total ARIN prefixes after maximum aggregation: 89443 ARIN Deaggregation factor: 2.10 Prefixes being announced from the ARIN address blocks: 194870 Unique aggregates announced from the ARIN address blocks: 89539 ARIN Region origin ASes present in the Internet Routing Table: 16105 ARIN Prefixes per ASN: 12.10 ARIN Region origin ASes announcing only one prefix: 5619 ARIN Region transit ASes present in the Internet Routing Table: 1714 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1653 Number of ARIN addresses announced to Internet: 1106135968 Equivalent to 65 /8s, 238 /16s and 75 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 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, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-397212 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 150375 Total RIPE prefixes after maximum aggregation: 73011 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 161682 Unique aggregates announced from the RIPE address blocks: 98646 RIPE Region origin ASes present in the Internet Routing Table: 18151 RIPE Prefixes per ASN: 8.91 RIPE Region origin ASes announcing only one prefix: 7769 RIPE Region transit ASes present in the Internet Routing Table: 3056 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 5105 Number of RIPE addresses announced to Internet: 709408128 Equivalent to 42 /8s, 72 /16s and 181 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-207259 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 63635 Total LACNIC prefixes after maximum aggregation: 12596 LACNIC Deaggregation factor: 5.05 Prefixes being announced from the LACNIC address blocks: 80198 Unique aggregates announced from the LACNIC address blocks: 37900 LACNIC Region origin ASes present in the Internet Routing Table: 2487 LACNIC Prefixes per ASN: 32.25 LACNIC Region origin ASes announcing only one prefix: 552 LACNIC Region transit ASes present in the Internet Routing Table: 593 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3018 Number of LACNIC addresses announced to Internet: 170839872 Equivalent to 10 /8s, 46 /16s and 207 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-266652 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 15413 Total AfriNIC prefixes after maximum aggregation: 3287 AfriNIC Deaggregation factor: 4.69 Prefixes being announced from the AfriNIC address blocks: 17713 Unique aggregates announced from the AfriNIC address blocks: 6599 AfriNIC Region origin ASes present in the Internet Routing Table: 734 AfriNIC Prefixes per ASN: 24.13 AfriNIC Region origin ASes announcing only one prefix: 171 AfriNIC Region transit ASes present in the Internet Routing Table: 182 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 281 Number of AfriNIC addresses announced to Internet: 86154496 Equivalent to 5 /8s, 34 /16s and 157 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4538 5550 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3669 390 249 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2988 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2718 11133 740 KIXS-AS-KR Korea Telecom, KR 9829 2697 1498 532 BSNL-NIB National Internet Backbone, IN 9808 2242 8698 33 CMNET-GD Guangdong Mobile Communication 4755 2041 428 217 TATACOMM-AS TATA Communications formerl 45899 1755 1258 98 VNPT-AS-VN VNPT Corp, VN 4808 1646 2165 468 CHINA169-BJ China Unicom Beijing Provin 24560 1578 556 233 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 22773 3603 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3247 1333 82 SHAW - Shaw Communications Inc., CA 18566 2195 405 109 MEGAPATH5-US - MegaPath Corporation, US 6389 2095 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc., 20115 1955 2017 400 CHARTER-NET-HKY-NC - Charter Communicat 30036 1739 327 410 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 1729 5066 639 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 6983 1676 848 227 ITCDELTA - Earthlink, Inc., US 701 1597 10629 662 UUNET - MCI Communications Services, In 16509 1505 2818 509 AMAZON-02 - Amazon.com, Inc., US Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 39891 3141 163 17 ALJAWWALSTC-AS , SA 20940 2948 1110 2097 AKAMAI-ASN1 , US 9121 2250 1709 98 TTNET , TR 34984 1990 328 368 TELLCOM-AS , TR 13188 1605 99 58 TRIOLAN , UA 12479 1403 1032 53 UNI2-AS , ES 6849 1292 355 22 UKRTELNET , UA 8551 1199 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 8402 1146 544 15 CORBINA-AS OJSC "Vimpelcom", RU 12389 995 1156 443 ROSTELECOM-AS , RU Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 3527 543 179 Telmex Colombia S.A., CO 8151 2297 3370 554 Uninet S.A. de C.V., MX 11830 1798 368 66 Instituto Costarricense de Electricidad 6503 1543 437 54 Axtel, S.A.B. de C.V., MX 7303 1522 970 251 Telecom Argentina S.A., AR 6147 1287 377 27 Telefonica del Peru S.A.A., PE 28573 1055 2271 173 CLARO S.A., BR 3816 1026 480 190 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 912 126 80 Alestra, S. de R.L. de C.V., MX 18881 877 1036 22 TELEFÔNICA BRASIL S.A, BR Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1300 402 42 LINKdotNET-AS, EG 36903 681 342 126 MT-MPLS, MA 37611 676 67 6 Afrihost, ZA 36992 575 1373 25 ETISALAT-MISR, EG 8452 490 1472 15 TE-AS TE-AS, EG 24835 486 658 16 RAYA-AS, EG 37492 396 288 72 ORANGE-TN, TN 29571 373 37 13 CITelecom-AS, CI 15399 314 35 6 WANANCHI-KE, KE 36974 275 140 11 AFNET-AS, CI Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 4538 5550 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3669 390 249 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 3603 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3527 543 179 Telmex Colombia S.A., CO 6327 3247 1333 82 SHAW - Shaw Communications Inc., CA 39891 3141 163 17 ALJAWWALSTC-AS , SA 17974 2988 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo 20940 2948 1110 2097 AKAMAI-ASN1 , US 4766 2718 11133 740 KIXS-AS-KR Korea Telecom, KR 9829 2697 1498 532 BSNL-NIB National Internet Backbone, IN Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 3603 3451 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 7545 3669 3420 TPG-INTERNET-AP TPG Telecom Limited, AU 10620 3527 3348 Telmex Colombia S.A., CO 6327 3247 3165 SHAW - Shaw Communications Inc., CA 39891 3141 3124 ALJAWWALSTC-AS , SA 17974 2988 2917 TELKOMNET-AS2-AP PT Telekomunikasi Indo 9808 2242 2209 CMNET-GD Guangdong Mobile Communication 9829 2697 2165 BSNL-NIB National Internet Backbone, IN 9121 2250 2152 TTNET , TR 18566 2195 2086 MEGAPATH5-US - MegaPath Corporation, US Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65001 PRIVATE 5.143.176.0/20 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.192.0/20 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.192.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.200.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.208.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.216.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65000 PRIVATE 31.219.177.0/25 8966 ETISALAT-AS P.O. Box 1150, Dub 65000 PRIVATE 31.219.177.128/25 8966 ETISALAT-AS P.O. Box 1150, Dub 65001 PRIVATE 46.237.32.0/20 13118 ASN-YARTELECOM PJSC Rostelecom 65220 PRIVATE 61.128.136.0/21 23456 -Reserved AS-, ZZ Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.128.12.0/22 55763 UNKNOWN 14.128.12.0/24 55763 UNKNOWN 14.128.13.0/24 55763 UNKNOWN 14.128.15.0/24 55763 UNKNOWN 27.100.7.0/24 56096 UNKNOWN 41.73.16.0/24 37004 Suburban-Broadband-AS, NG 41.73.17.0/24 37004 Suburban-Broadband-AS, NG 41.73.18.0/24 37004 Suburban-Broadband-AS, NG 41.73.19.0/24 37004 Suburban-Broadband-AS, NG 41.73.20.0/24 37004 Suburban-Broadband-AS, NG Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:36 /11:103 /12:276 /13:530 /14:1048 /15:1800 /16:13168 /17:7807 /18:13025 /19:25285 /20:38095 /21:40681 /22:73021 /23:61293 /24:348202 /25:525 /26:409 /27:309 /28:33 /29:17 /30:16 /31:0 /32:27 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6327 3043 3247 SHAW - Shaw Communications Inc., CA 39891 2896 3141 ALJAWWALSTC-AS , SA 22773 2805 3603 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2088 2195 MEGAPATH5-US - MegaPath Corporation, US 9121 1582 2250 TTNET , TR 30036 1550 1739 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 10620 1446 3527 Telmex Colombia S.A., CO 6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc., 13188 1350 1605 TRIOLAN , UA 6983 1323 1676 ITCDELTA - Earthlink, Inc., US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1587 2:823 4:23 5:2395 6:32 8:1016 12:1813 13:55 14:1774 15:24 16:2 17:104 18:127 19:1 20:49 23:2005 24:1795 27:2388 31:1828 32:83 33:11 34:1 35:3 36:378 37:2469 38:1295 39:42 40:100 41:2993 42:455 43:1929 44:52 45:2264 46:2541 47:106 49:1167 50:940 51:15 52:601 54:355 55:8 56:4 57:40 58:1567 59:993 60:388 61:1866 62:1490 63:1929 64:4527 65:2176 66:4378 67:2222 68:1153 69:3308 70:1299 71:561 72:2054 74:2593 75:401 76:415 77:1388 78:1569 79:907 80:1363 81:1425 82:971 83:716 84:856 85:1713 86:486 87:1133 88:780 89:2037 90:202 91:6092 92:986 93:2334 94:2335 95:2839 96:578 97:358 98:944 99:93 100:148 101:1204 103:13005 104:2620 105:142 106:463 107:1486 108:777 109:2491 110:1271 111:1656 112:1135 113:1172 114:1003 115:1721 116:1676 117:1581 118:2127 119:1579 120:933 121:1097 122:2281 123:2006 124:1591 125:1841 128:734 129:482 130:431 131:1396 132:617 133:179 134:526 135:209 136:385 137:398 138:1791 139:446 140:620 141:475 142:719 143:904 144:736 145:168 146:955 147:639 148:1394 149:554 150:682 151:794 152:700 153:313 154:721 155:943 156:546 157:556 158:426 159:1338 160:563 161:733 162:2446 163:534 164:778 165:1136 166:359 167:1221 168:2387 169:683 170:2472 171:266 172:839 173:1811 174:777 175:704 176:1751 177:4089 178:2413 179:1141 180:2188 181:1956 182:2121 183:1003 184:840 185:8236 186:3225 187:2227 188:2301 189:1773 190:7951 191:1335 192:9276 193:5778 194:4549 195:3862 196:1861 197:1254 198:5608 199:5821 200:7208 201:4010 202:10159 203:9819 204:4470 205:2755 206:2968 207:3157 208:4026 209:3884 210:3893 211:2066 212:2776 213:2441 214:849 215:66 216:5757 217:1978 218:826 219:597 220:1665 221:886 222:723 223:1054 End of report