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, SANOG, PacNOG, SAFNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG 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 31 Jul, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 857160 Prefixes after maximum aggregation (per Origin AS): 324743 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 412110 Total ASes present in the Internet Routing Table: 71690 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 61629 Origin ASes announcing only one prefix: 25427 Transit ASes present in the Internet Routing Table: 10061 Transit-only ASes present in the Internet Routing Table: 331 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 54 Max AS path prepend of ASN ( 48366) 51 Prefixes from unregistered ASNs in the Routing Table: 1040 Number of instances of unregistered ASNs: 1046 Number of 32-bit ASNs allocated by the RIRs: 36736 Number of 32-bit ASNs visible in the Routing Table: 30574 Prefixes from 32-bit ASNs in the Routing Table: 142126 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 528 Number of addresses announced to Internet: 3038808832 Equivalent to 181 /8s, 32 /16s and 139 /24s Percentage of available address space announced: 82.1 Percentage of allocated address space announced: 82.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 284669 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 230373 Total APNIC prefixes after maximum aggregation: 65950 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 225787 Unique aggregates announced from the APNIC address blocks: 90840 APNIC Region origin ASes present in the Internet Routing Table: 11788 APNIC Prefixes per ASN: 19.15 APNIC Region origin ASes announcing only one prefix: 3341 APNIC Region transit ASes present in the Internet Routing Table: 1674 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6964 Number of APNIC addresses announced to Internet: 773592576 Equivalent to 46 /8s, 28 /16s and 22 /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, 131072-147769 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: 250889 Total ARIN prefixes after maximum aggregation: 114842 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 250634 Unique aggregates announced from the ARIN address blocks: 119385 ARIN Region origin ASes present in the Internet Routing Table: 18868 ARIN Prefixes per ASN: 13.28 ARIN Region origin ASes announcing only one prefix: 6848 ARIN Region transit ASes present in the Internet Routing Table: 1946 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4021 Number of ARIN addresses announced to Internet: 1269399168 Equivalent to 75 /8s, 169 /16s and 126 /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, 393216-401308 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, 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: 238390 Total RIPE prefixes after maximum aggregation: 111604 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 234763 Unique aggregates announced from the RIPE address blocks: 143747 RIPE Region origin ASes present in the Internet Routing Table: 28007 RIPE Prefixes per ASN: 8.38 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 3898 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 54 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10322 Number of RIPE addresses announced to Internet: 710916224 Equivalent to 42 /8s, 95 /16s and 184 /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 196608-213403 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: 110940 Total LACNIC prefixes after maximum aggregation: 26492 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 111992 Unique aggregates announced from the LACNIC address blocks: 47040 LACNIC Region origin ASes present in the Internet Routing Table: 10775 LACNIC Prefixes per ASN: 10.39 LACNIC Region origin ASes announcing only one prefix: 2674 LACNIC Region transit ASes present in the Internet Routing Table: 2081 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 38 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8427 Number of LACNIC addresses announced to Internet: 175991808 Equivalent to 10 /8s, 125 /16s and 108 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-272796 + 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: 25525 Total AfriNIC prefixes after maximum aggregation: 5115 AfriNIC Deaggregation factor: 4.99 Prefixes being announced from the AfriNIC address blocks: 33456 Unique aggregates announced from the AfriNIC address blocks: 10632 AfriNIC Region origin ASes present in the Internet Routing Table: 1508 AfriNIC Prefixes per ASN: 22.19 AfriNIC Region origin ASes announcing only one prefix: 524 AfriNIC Region transit ASes present in the Internet Routing Table: 299 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 32 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 840 Number of AfriNIC addresses announced to Internet: 108503808 Equivalent to 6 /8s, 119 /16s and 163 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 9808 7584 9000 57 CMNET-GD Guangdong Mobile Communication 7545 5814 785 677 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4699 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3566 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3532 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 2800 1897 55 VNPT-AS-VN VNPT Corp, VN 4766 2465 11119 566 KIXS-AS-KR Korea Telecom, KR 9498 2358 483 245 BBIL-AP BHARTI Airtel Ltd., IN 45090 2125 1197 73 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 4755 2108 437 190 TATACOMM-AS TATA Communications formerl 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 16509 5286 9550 2349 AMAZON-02, US 11492 4739 312 783 CABLEONE, US 7155 3986 264 32 VIASAT-SP-BACKBONE, US 22773 3973 3014 275 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3536 1821 2459 AKAMAI-AS, US 6327 3367 1317 68 SHAW, CA 30036 2586 375 173 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2532 5032 469 CENTURYLINK-US-LEGACY-QWEST, US 5972 2269 468 806 DNIC-ASBLK-05800-06055, US 20115 2248 3015 509 CHARTER-20115, 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 12479 6767 1726 145 UNI2-AS, ES 20940 3728 3348 215 AKAMAI-ASN1, NL 39891 3267 187 22 ALJAWWALSTC-AS, SA 8551 2956 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2283 897 ROSTELECOM-AS, RU 9009 2438 254 1300 M247, GB 34984 2219 357 595 TELLCOM-AS, TR 61317 1679 277 884 ASDETUK www.heficed.com, GB 58224 1616 888 562 TCI, IR 13188 1610 100 27 TRIOLAN, UA 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 8151 8615 3450 588 Uninet S.A. de C.V., MX 10620 3407 525 651 Telmex Colombia S.A., CO 11830 2508 369 62 Instituto Costarricense de Electricidad 13999 1768 409 474 Mega Cable, S.A. de C.V., MX 6503 1500 359 477 Axtel, S.A.B. de C.V., MX 28573 1442 2306 233 CLARO S.A., BR 3816 1240 652 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1099 369 22 Telefonica del Peru S.A.A., PE 26615 1090 2351 134 TIM SA, BR 11664 979 192 438 Techtel LMDS Comunicaciones Interactiva 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 1506 393 22 LINKdotNET-AS, EG 24835 1458 499 30 RAYA-AS, EG 36992 1306 1489 267 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 734 68 11 ORANGE-COTE-IVOIRE, CI 6713 612 1863 34 IAM-AS, MA 36935 548 522 40 Vodafone-, EG 15399 500 49 27 WANANCHI-, KE 2018 328 319 74 TENET-1, ZA 24757 320 76 5 EthioNet-AS, ET 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 8151 8615 3450 588 Uninet S.A. de C.V., MX 9808 7584 9000 57 CMNET-GD Guangdong Mobile Communication 12479 6767 1726 145 UNI2-AS, ES 7545 5814 785 677 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 5286 9550 2349 AMAZON-02, US 11492 4739 312 783 CABLEONE, US 4538 4699 4192 74 ERX-CERNET-BKB China Education and Rese 7155 3986 264 32 VIASAT-SP-BACKBONE, US 22773 3973 3014 275 ASN-CXA-ALL-CCI-22773-RDC, US 20940 3728 3348 215 AKAMAI-ASN1, NL Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 7584 7527 CMNET-GD Guangdong Mobile Communication Co.Ltd. 12479 6767 6622 UNI2-AS, ES 7545 5814 5137 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4699 4625 ERX-CERNET-BKB China Education and Research Net 11492 4739 3956 CABLEONE, US 7155 3986 3954 VIASAT-SP-BACKBONE, US 22773 3973 3698 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3566 3546 VIETEL-AS-AP Viettel Group, VN 20940 3728 3513 AKAMAI-ASN1, NL 7713 3532 3476 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US 15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US 3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST, Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 5.44.252.0/23 Origin: 5413 AS5413, GB Transit: 2914 NTT-COMMUNICATIONS-2914, US 5.44.253.0/24 Origin: 58349 INNETRA-AS, GB Transit: 174 COGENT-174, US 23.141.0.0/24 Origin: 395350 UNASSIGNED Transit: 11426 TWC-11426-CAROLINAS, US 23.162.32.0/24 Origin: 32444 SAFELINK-MV, US Transit: 6939 HURRICANE, US 27.100.7.0/24 Origin: 56096 UNASSIGNED Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 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 /10:41 /11:102 /12:305 /13:589 /14:1193 /15:2002 /16:13442 /17:8268 /18:13992 /19:25460 /20:42425 /21:50438 /22:106898 /23:91519 /24:499019 /25:1438 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5704 6767 UNI2-AS, ES 11492 3727 4739 CABLEONE, US 6327 3175 3367 SHAW, CA 8151 3120 8615 Uninet S.A. de C.V., MX 7155 3074 3986 VIASAT-SP-BACKBONE, US 22773 2969 3973 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2803 3267 ALJAWWALSTC-AS, SA 8551 2422 2956 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2238 2586 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1934 2508 Instituto Costarricense de Electricidad y Telec Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1906 2:1118 3:141 4:20 5:3552 6:79 7:5 8:1533 9:1 11:164 12:1739 13:376 14:2278 15:94 16:16 17:328 18:104 20:124 21:1 22:188 23:4927 24:2411 25:2 27:2511 29:19 31:2313 32:111 34:1 35:47 36:1601 37:3767 38:2184 39:620 40:186 41:3760 42:970 43:2053 44:266 45:15303 46:3677 47:349 48:2 49:1617 50:1811 51:101 52:1238 54:215 55:691 56:9 57:53 58:1751 59:1203 60:933 61:2341 62:2296 63:1965 64:5371 65:2359 66:5005 67:2885 68:1168 69:4095 70:1365 71:681 72:3144 74:2602 75:1492 76:697 77:2015 78:1642 79:2291 80:1869 81:1515 82:1356 83:1138 84:1263 85:2718 86:701 87:1809 88:954 89:2993 90:502 91:7377 92:1806 93:2568 94:3108 95:3503 96:1291 97:340 98:976 99:968 100:93 101:1020 102:1560 103:26517 104:3877 105:431 106:800 107:2257 108:727 109:3871 110:2023 111:3144 112:1930 113:1432 114:1451 115:1884 116:1882 117:2348 118:2335 119:1880 120:1455 121:1067 122:2525 123:2177 124:1595 125:2068 128:1326 129:1319 130:888 131:1998 132:752 133:360 134:1641 135:302 136:786 137:940 138:2393 139:1194 140:770 141:1191 142:1230 143:1336 144:1264 145:320 146:1488 147:1375 148:2192 149:1476 150:820 151:1073 152:1623 153:421 154:2970 155:1347 156:1670 157:1211 158:968 159:2005 160:2321 161:1186 162:3381 163:1025 164:1527 165:1401 166:614 167:1797 168:3627 169:699 170:4275 171:794 172:2601 173:2967 174:1008 175:1090 176:3180 177:4368 178:2953 179:1921 180:2252 181:2620 182:3215 183:2031 184:2419 185:18625 186:4158 187:3156 188:3327 189:2891 190:8701 191:1375 192:10720 193:8263 194:6716 195:4817 196:2891 197:1881 198:6055 199:6005 200:7333 201:5211 202:10548 203:10087 204:4664 205:3350 206:3701 207:3375 208:4036 209:4710 210:4187 211:2333 212:3723 213:3464 214:1202 215:56 216:6320 217:2567 218:1202 219:696 220:1978 221:952 222:872 223:1963 End of report