IPv4 R&E Routing Table Report 18:35 GMT Mon 23 Oct, 2023 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 948269 Prefixes after maximum aggregation (per Origin AS): 354338 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 453637 Number of IPv4 prefixes with a valid ROA: 437386 Number of IPv4 prefixes with an invalid ROA: 1604 Number of IPv4 prefixes with no ROA: 509279 Total ASes present in the Internet Routing Table: 74945 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64583 Origin ASes announcing only one prefix: 26028 Transit ASes present in the Internet Routing Table: 10362 Transit-only ASes present in the Internet Routing Table: 455 Paths with bogon ASNs present in the IPv4 Routing Table: 92 Average AS path length visible in the Internet Routing Table: 7.9 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1065 Number of instances of unregistered ASNs: 1068 Number of 32-bit ASNs allocated by the RIRs: 42907 Number of 32-bit ASNs visible in the Routing Table: 35268 Prefixes from 32-bit ASNs in the Routing Table: 181293 Number of bogon 32-bit ASNs visible in the Routing Table: 23 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 533 Number of addresses announced to Internet: 3051782656 Equivalent to 181 /8s, 230 /16s and 130 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 319368 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245073 Total APNIC prefixes after maximum aggregation: 70578 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 238372 Unique aggregates announced from the APNIC address blocks: 98946 APNIC Region origin ASes present in the Internet Routing Table: 13683 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4102 APNIC Region transit ASes present in the Internet Routing Table: 1805 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9044 Number of APNIC addresses announced to Internet: 771559424 Equivalent to 45 /8s, 253 /16s and 16 /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, 131072-153913 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: 277615 Total ARIN prefixes after maximum aggregation: 124259 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 281530 Unique aggregates announced from the ARIN address blocks: 132100 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.75 ARIN Region origin ASes announcing only one prefix: 6952 ARIN Region transit ASes present in the Internet Routing Table: 1889 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4825 Number of ARIN addresses announced to Internet: 1277606656 Equivalent to 76 /8s, 38 /16s and 187 /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: 264999 Total RIPE prefixes after maximum aggregation: 124205 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260233 Unique aggregates announced from the RIPE address blocks: 160434 RIPE Region origin ASes present in the Internet Routing Table: 28474 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12073 RIPE Region transit ASes present in the Internet Routing Table: 3828 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11394 Number of RIPE addresses announced to Internet: 716507648 Equivalent to 42 /8s, 181 /16s and 10 /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 196608-216475 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: 127198 Total LACNIC prefixes after maximum aggregation: 28564 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 126015 Unique aggregates announced from the LACNIC address blocks: 49251 LACNIC Region origin ASes present in the Internet Routing Table: 11042 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2306 LACNIC Region transit ASes present in the Internet Routing Table: 2327 Average LACNIC Region AS path length visible: 8.6 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8865 Number of LACNIC addresses announced to Internet: 178366976 Equivalent to 10 /8s, 161 /16s and 170 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 32319 Total AfriNIC prefixes after maximum aggregation: 5990 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 41586 Unique aggregates announced from the AfriNIC address blocks: 12464 AfriNIC Region origin ASes present in the Internet Routing Table: 1800 AfriNIC Prefixes per ASN: 23.10 AfriNIC Region origin ASes announcing only one prefix: 595 AfriNIC Region transit ASes present in the Internet Routing Table: 341 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140 Number of AfriNIC addresses announced to Internet: 107315968 Equivalent to 6 /8s, 101 /16s and 131 /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 9494 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5714 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4208 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3795 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3567 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3329 1840 95 VNPT-AS-VN VNPT Corp, VN 9498 3218 493 242 BBIL-AP BHARTI Airtel Ltd., IN 24560 2553 849 378 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11269 603 KIXS-AS-KR Korea Telecom, KR 4755 2183 442 199 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 9093 10994 3346 AMAZON-02, US 11492 4538 301 673 CABLEONE, US 7155 4171 288 99 VIASAT-SP-BACKBONE, US 174 3897 6659 629 COGENT-174, US 6327 3547 1320 67 SHAW, CA 22773 3524 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3160 54956 2412 DNIC-AS-00749, US 367 3090 3853 1439 DNIC-ASBLK-00306-00371, US 16625 3045 1406 2314 AKAMAI-AS, US 396982 2704 3598 397 GOOGLE-CLOUD-PLATFORM, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7409 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4087 3397 146 AKAMAI-ASN1, NL 8551 3450 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3114 278 1525 M247, RO 12389 2895 2297 915 ROSTELECOM-AS, RU 34984 2331 362 591 TELLCOM-AS, TR 58224 1684 916 545 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1522 1852 14 TE-AS TE-AS, EG Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11887 3373 610 UNINET, MX 10620 3542 504 858 Telmex Colombia S.A., CO 13999 2419 333 628 Mega Cable, S.A. de C.V., MX 11830 2001 369 64 Instituto Costarricense de Electricidad 28573 1331 2322 236 Claro NXT Telecomunicacoes Ltda, BR 3816 1298 770 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1111 369 22 Telefonica del Peru S.A.A., PE 28202 1099 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1057 168 427 Techtel LMDS Comunicaciones Interactiva Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1603 393 19 LINKdotNET-AS, EG 24835 1515 509 26 RAYA-AS, EG 36992 1357 1518 279 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1048 67 46 ORANGE-COTE-IVOIRE, CI 36935 818 520 36 Vodafone-, EG 37457 810 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 36914 538 82 3 KENET-AS, KE 15399 536 55 48 WANANCHI-, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11887 3373 610 UNINET, MX 9808 9494 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9093 10994 3346 AMAZON-02, US 12479 7409 1713 145 UNI2-AS, ES 7545 5714 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4538 301 673 CABLEONE, US 18403 4208 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4171 288 99 VIASAT-SP-BACKBONE, US 20940 4087 3397 146 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9494 9454 CHINAMOBILE-CN China Mobile Communications Grou 12479 7409 7264 UNI2-AS, ES 16509 9093 5747 AMAZON-02, US 7545 5714 5019 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4208 4183 FPT-AS-AP FPT Telecom Company, VN 7155 4171 4072 VIASAT-SP-BACKBONE, US 20940 4087 3941 AKAMAI-ASN1, NL 11492 4538 3865 CABLEONE, US 7552 3795 3775 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.164.56.0/24 Origin: 216360 CIVILIZED-RIPE, US 23.164.56.0/24 Transit: 32097 WII, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US Complete listing at https://bgp.nsrc.org/REN/RENU/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 /9:14 /10:37 /11:100 /12:299 /13:579 /14:1203 /15:2117 /16:13548 /17:8371 /18:14011 /19:25180 /20:44124 /21:52209 /22:111439 /23:102998 /24:572024 /25:0 /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 6496 7409 UNI2-AS, ES 8151 5921 11887 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3451 4538 CABLEONE, US 6327 3356 3547 SHAW, CA 7155 3117 4171 VIASAT-SP-BACKBONE, US 8551 2927 3450 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2579 3524 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2146 2491 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2116 3542 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2204 2:1434 3:269 4:7 5:4474 6:153 7:6 8:1525 9:1 11:172 12:1501 13:353 14:2309 15:306 16:201 17:363 18:658 20:326 21:4 22:188 23:6486 24:2929 25:2 27:2652 29:19 31:2581 32:79 34:27 35:117 36:2003 37:4507 38:6536 39:867 40:144 41:4471 42:2034 43:2323 44:328 45:17379 46:4385 47:371 49:1866 50:1902 51:578 52:1581 54:395 55:958 56:5 57:136 58:1875 59:1115 60:1007 61:2606 62:2779 63:1918 64:5815 65:2372 66:5095 67:3086 68:1354 69:4155 70:1351 71:648 72:3014 74:2654 75:1600 76:631 77:2427 78:1844 79:3012 80:2138 81:1864 82:1532 83:1316 84:1567 85:3094 86:766 87:2099 88:1253 89:3978 90:624 91:7988 92:2072 93:2651 94:3615 95:4018 96:1303 97:316 98:1099 99:735 100:92 101:1303 102:3252 103:32423 104:4805 105:713 106:913 107:2725 108:1145 109:4284 110:2137 111:3129 112:2061 113:1763 114:1704 115:2068 116:1942 117:2535 118:2701 119:1974 120:1784 121:1182 122:2632 123:2198 124:1569 125:2574 128:1477 129:992 130:1076 131:2071 132:878 133:408 134:1774 135:341 136:911 137:992 138:2852 139:1583 140:1314 141:1336 142:1520 143:1565 144:1003 145:349 146:1981 147:1620 148:2473 149:2404 150:895 151:1239 152:1983 153:594 154:5419 155:1412 156:2039 157:1359 158:1061 159:2200 160:2703 161:1601 162:3534 163:1642 164:1758 165:1902 166:1062 167:1763 168:4040 169:815 170:4838 171:957 172:3811 173:3024 174:987 175:1207 176:3691 177:5451 178:3562 179:2414 180:2505 181:3589 182:3385 183:1967 184:2268 185:20830 186:5031 187:4566 188:4212 189:4171 190:9417 191:1838 192:10975 193:9008 194:7383 195:5307 196:3315 197:2785 198:5997 199:6347 200:8252 201:6308 202:10448 203:10165 204:4569 205:3720 206:4420 207:3490 208:4150 209:4956 210:4304 211:2461 212:4311 213:3434 214:1116 215:71 216:6797 217:2867 218:1289 219:408 220:1795 221:991 222:668 223:2146 End of report