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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Feb 12 19:03:33 CET 2021
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 at lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. Routing Table Report 04:00 +10GMT Sat 13 Feb, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 845861 Prefixes after maximum aggregation (per Origin AS): 322196 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 402923 Total ASes present in the Internet Routing Table: 70526 Prefixes per ASN: 11.99 Origin-only ASes present in the Internet Routing Table: 60682 Origin ASes announcing only one prefix: 25080 Transit ASes present in the Internet Routing Table: 9844 Transit-only ASes present in the Internet Routing Table: 295 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 62 Max AS path prepend of ASN (266299) 59 Prefixes from unregistered ASNs in the Routing Table: 927 Number of instances of unregistered ASNs: 933 Number of 32-bit ASNs allocated by the RIRs: 35042 Number of 32-bit ASNs visible in the Routing Table: 29074 Prefixes from 32-bit ASNs in the Routing Table: 135830 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 560 Number of addresses announced to Internet: 2910555264 Equivalent to 173 /8s, 123 /16s and 140 /24s Percentage of available address space announced: 78.6 Percentage of allocated address space announced: 78.6 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: 288838 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 221583 Total APNIC prefixes after maximum aggregation: 65428 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 217412 Unique aggregates announced from the APNIC address blocks: 88209 APNIC Region origin ASes present in the Internet Routing Table: 11268 APNIC Prefixes per ASN: 19.29 APNIC Region origin ASes announcing only one prefix: 3225 APNIC Region transit ASes present in the Internet Routing Table: 1595 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6419 Number of APNIC addresses announced to Internet: 770448384 Equivalent to 45 /8s, 236 /16s and 28 /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, 131072-143673 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: 243710 Total ARIN prefixes after maximum aggregation: 112158 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 244226 Unique aggregates announced from the ARIN address blocks: 116434 ARIN Region origin ASes present in the Internet Routing Table: 18727 ARIN Prefixes per ASN: 13.04 ARIN Region origin ASes announcing only one prefix: 6808 ARIN Region transit ASes present in the Internet Routing Table: 1919 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3705 Number of ARIN addresses announced to Internet: 1147787520 Equivalent to 68 /8s, 105 /16s and 217 /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: 242051 Total RIPE prefixes after maximum aggregation: 112658 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 238056 Unique aggregates announced from the RIPE address blocks: 139612 RIPE Region origin ASes present in the Internet Routing Table: 27736 RIPE Prefixes per ASN: 8.58 RIPE Region origin ASes announcing only one prefix: 11914 RIPE Region transit ASes present in the Internet Routing Table: 3891 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 9927 Number of RIPE addresses announced to Internet: 710304384 Equivalent to 42 /8s, 86 /16s and 98 /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: 112427 Total LACNIC prefixes after maximum aggregation: 26347 LACNIC Deaggregation factor: 4.27 Prefixes being announced from the LACNIC address blocks: 113586 Unique aggregates announced from the LACNIC address blocks: 48143 LACNIC Region origin ASes present in the Internet Routing Table: 10648 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2633 LACNIC Region transit ASes present in the Internet Routing Table: 2004 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 62 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8251 Number of LACNIC addresses announced to Internet: 173827328 Equivalent to 10 /8s, 92 /16s and 101 /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: 25162 Total AfriNIC prefixes after maximum aggregation: 4873 AfriNIC Deaggregation factor: 5.16 Prefixes being announced from the AfriNIC address blocks: 32021 Unique aggregates announced from the AfriNIC address blocks: 10009 AfriNIC Region origin ASes present in the Internet Routing Table: 1448 AfriNIC Prefixes per ASN: 22.11 AfriNIC Region origin ASes announcing only one prefix: 500 AfriNIC Region transit ASes present in the Internet Routing Table: 286 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 772 Number of AfriNIC addresses announced to Internet: 107762688 Equivalent to 6 /8s, 108 /16s and 84 /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 7545 5727 781 667 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4750 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3548 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3229 935 528 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 3218 9045 60 CMNET-GD Guangdong Mobile Communication 45899 2887 1896 55 VNPT-AS-VN VNPT Corp, VN 4766 2448 11105 569 KIXS-AS-KR Korea Telecom, KR 9498 2304 482 230 BBIL-AP BHARTI Airtel Ltd., IN 4755 2144 441 191 TATACOMM-AS TATA Communications formerl 45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 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 4827 9094 2170 AMAZON-02, US 11492 4742 315 738 CABLEONE, US 7155 4038 264 32 VIASAT-SP-BACKBONE, US 22773 3863 2992 247 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3329 1317 72 SHAW, CA 16625 3281 1715 2334 AKAMAI-AS, US 209 2522 5058 503 CENTURYLINK-US-LEGACY-QWEST, US 30036 2505 370 89 MEDIACOM-ENTERPRISE-BUSINESS, US 5650 2352 3000 1642 FRONTIER-FRTR, US 5972 2187 437 773 DNIC-ASBLK-05800-06055, 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 47331 8089 1086 3227 TTNET, TR 12479 6301 1700 146 UNI2-AS, ES 39891 3459 195 22 ALJAWWALSTC-AS, SA 20940 3440 3347 207 AKAMAI-ASN1, NL 8551 3247 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2877 2282 890 ROSTELECOM-AS, RU 9009 2350 237 1262 M247, GB 34984 2177 354 582 TELLCOM-AS, TR 13188 1611 100 23 TRIOLAN, UA 58224 1512 870 561 TCI, IR 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 8238 3405 595 Uninet S.A. de C.V., MX 10620 3400 526 612 Telmex Colombia S.A., CO 11830 2561 369 63 Instituto Costarricense de Electricidad 13999 1629 433 417 Mega Cable, S.A. de C.V., MX 6503 1441 311 475 Axtel, S.A.B. de C.V., MX 7303 1439 913 262 Telecom Argentina S.A., AR 28573 1389 2261 221 CLARO S.A., BR 6147 1162 379 39 Telefonica del Peru S.A.A., PE 3816 1156 574 143 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 987 210 410 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 1581 393 22 LINKdotNET-AS, EG 24835 1294 486 27 RAYA-AS, EG 36992 1178 1537 169 ETISALAT-MISR, EG 36903 978 510 101 MT-MPLS, MA 29571 702 68 11 ORANGE-COTE-IVOIRE, CI 6713 532 1863 34 IAM-AS, MA 36935 489 522 41 Vodafone-, EG 37342 486 32 1 MOVITEL, MZ 15399 483 46 18 WANANCHI-, KE 23889 454 232 16 MauritiusTelecom, MU 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 8238 3405 595 Uninet S.A. de C.V., MX 47331 8089 1086 3227 TTNET, TR 12479 6301 1700 146 UNI2-AS, ES 7545 5727 781 667 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 4827 9094 2170 AMAZON-02, US 4538 4750 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4742 315 738 CABLEONE, US 7155 4038 264 32 VIASAT-SP-BACKBONE, US 22773 3863 2992 247 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3548 1330 19 VIETEL-AS-AP Viettel Group, VN Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 12479 6301 6155 UNI2-AS, ES 7545 5727 5060 TPG-INTERNET-AP TPG Telecom Limited, AU 47331 8089 4862 TTNET, TR 4538 4750 4676 ERX-CERNET-BKB China Education and Research Net 7155 4038 4006 VIASAT-SP-BACKBONE, US 11492 4742 4004 CABLEONE, US 22773 3863 3616 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3548 3529 VIETEL-AS-AP Viettel Group, VN 39891 3459 3437 ALJAWWALSTC-AS, SA 6327 3329 3257 SHAW, CA 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 8.23.52.0/24 174 COGENT-174, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US 40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US 393489 UNALLOCATED 12.7.109.0/24 7018 ATT-INTERNET4, US 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 23.141.0.0/24 Origin: 395350 UNASSIGNED Transit: 11426 TWC-11426-CAROLINAS, US 23.142.80.0/24 Origin: 397881 STINGERS, US Transit: 398481 REDMERCURY, US 23.226.240.0/20 Origin: 40430 UNASSIGNED Transit: 174 COGENT-174, US 27.100.7.0/24 Origin: 56096 UNASSIGNED Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 27.126.156.0/22 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala 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 /8:11 /9:12 /10:40 /11:102 /12:293 /13:580 /14:1182 /15:1932 /16:13500 /17:8308 /18:13796 /19:25618 /20:41725 /21:50907 /22:105083 /23:89560 /24:491766 /25:1446 /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 47331 7234 8089 TTNET, TR 12479 5268 6301 UNI2-AS, ES 11492 3797 4742 CABLEONE, US 6327 3134 3329 SHAW, CA 7155 3126 4038 VIASAT-SP-BACKBONE, US 22773 2924 3863 ASN-CXA-ALL-CCI-22773-RDC, US 8151 2840 8238 Uninet S.A. de C.V., MX 39891 2801 3459 ALJAWWALSTC-AS, SA 8551 2712 3247 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2237 2505 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1880 2:1171 3:94 4:19 5:3598 6:65 7:5 8:1487 9:1 11:36 12:1760 13:358 14:2424 15:76 16:15 17:308 18:94 20:117 22:188 23:4344 24:2377 25:2 27:2383 31:2202 32:112 34:2 35:39 36:1141 37:3630 38:2049 39:485 40:150 41:3867 42:896 43:2100 44:233 45:14928 46:3624 47:320 49:1612 50:1708 51:102 52:1205 54:217 55:775 56:6 57:57 58:1692 59:1164 60:824 61:2364 62:2220 63:1983 64:5251 65:2408 66:5175 67:2919 68:1173 69:4075 70:1399 71:687 72:3240 74:2584 75:1476 76:693 77:2025 78:3730 79:2489 80:1806 81:1646 82:1303 83:1120 84:1258 85:3291 86:653 87:1805 88:2836 89:3049 90:402 91:7260 92:1644 93:2531 94:2949 95:4456 96:1224 97:346 98:978 99:978 100:91 101:1054 102:1279 103:25346 104:3657 105:418 106:723 107:2212 108:675 109:3839 110:2001 111:2384 112:1770 113:1681 114:1440 115:1869 116:1890 117:2193 118:2312 119:1934 120:946 121:1084 122:2283 123:2179 124:1633 125:2144 128:1323 129:1164 130:803 131:2019 132:760 133:320 134:1555 135:288 136:721 137:897 138:2289 139:1163 140:743 141:1167 142:1059 143:1239 144:1218 145:326 146:1395 147:1238 148:2210 149:1267 150:749 151:1199 152:1544 153:385 154:2184 155:1316 156:1474 157:1158 158:928 159:2050 160:2065 161:1103 162:3236 163:965 164:1426 165:1302 166:613 167:1770 168:3547 169:651 170:4343 171:755 172:2066 173:2950 174:979 175:1065 176:2965 177:4330 178:2868 179:1886 180:2276 181:2621 182:3191 183:1705 184:2459 185:17890 186:4170 187:3083 188:3314 189:2752 190:9069 191:1470 192:10657 193:7926 194:6490 195:4655 196:2963 197:2343 198:6028 199:5982 200:7396 201:5281 202:10496 203:10113 204:4645 205:3259 206:3428 207:3322 208:3995 209:4615 210:4233 211:2177 212:3626 213:3289 214:1213 215:61 216:6171 217:2518 218:1022 219:682 220:2069 221:944 222:983 223:1743 End of report
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