IPv4 R&E Routing Table Report 18:35 GMT Sun 17 Dec, 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: 954946 Prefixes after maximum aggregation (per Origin AS): 357045 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 455681 Number of IPv4 prefixes with a valid ROA: 445225 Number of IPv4 prefixes with an invalid ROA: 2590 Number of IPv4 prefixes with no ROA: 507131 Total ASes present in the Internet Routing Table: 75083 Prefixes per ASN: 12.72 Origin-only ASes present in the Internet Routing Table: 64688 Origin ASes announcing only one prefix: 26047 Transit ASes present in the Internet Routing Table: 10395 Transit-only ASes present in the Internet Routing Table: 455 Paths with bogon ASNs present in the IPv4 Routing Table: 110 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: 1095 Number of instances of unregistered ASNs: 1097 Number of 32-bit ASNs allocated by the RIRs: 43235 Number of 32-bit ASNs visible in the Routing Table: 35526 Prefixes from 32-bit ASNs in the Routing Table: 183858 Number of bogon 32-bit ASNs visible in the Routing Table: 20 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 519 Number of addresses announced to Internet: 3047921152 Equivalent to 181 /8s, 171 /16s and 150 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 321735 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247435 Total APNIC prefixes after maximum aggregation: 71594 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 240535 Unique aggregates announced from the APNIC address blocks: 99524 APNIC Region origin ASes present in the Internet Routing Table: 13795 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 4159 APNIC Region transit ASes present in the Internet Routing Table: 1839 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: 9177 Number of APNIC addresses announced to Internet: 770352896 Equivalent to 45 /8s, 234 /16s and 167 /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: 276986 Total ARIN prefixes after maximum aggregation: 124461 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282037 Unique aggregates announced from the ARIN address blocks: 132659 ARIN Region origin ASes present in the Internet Routing Table: 19044 ARIN Prefixes per ASN: 14.81 ARIN Region origin ASes announcing only one prefix: 6945 ARIN Region transit ASes present in the Internet Routing Table: 1859 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4819 Number of ARIN addresses announced to Internet: 1276003840 Equivalent to 76 /8s, 14 /16s and 70 /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: 266469 Total RIPE prefixes after maximum aggregation: 125244 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260653 Unique aggregates announced from the RIPE address blocks: 160924 RIPE Region origin ASes present in the Internet Routing Table: 28534 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12085 RIPE Region transit ASes present in the Internet Routing Table: 3836 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11499 Number of RIPE addresses announced to Internet: 714922752 Equivalent to 42 /8s, 156 /16s and 219 /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: 128571 Total LACNIC prefixes after maximum aggregation: 28882 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 127201 Unique aggregates announced from the LACNIC address blocks: 49262 LACNIC Region origin ASes present in the Internet Routing Table: 11025 LACNIC Prefixes per ASN: 11.54 LACNIC Region origin ASes announcing only one prefix: 2267 LACNIC Region transit ASes present in the Internet Routing Table: 2376 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: 8874 Number of LACNIC addresses announced to Internet: 178277376 Equivalent to 10 /8s, 160 /16s and 76 /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: 34390 Total AfriNIC prefixes after maximum aggregation: 6116 AfriNIC Deaggregation factor: 5.62 Prefixes being announced from the AfriNIC address blocks: 44001 Unique aggregates announced from the AfriNIC address blocks: 12884 AfriNIC Region origin ASes present in the Internet Routing Table: 1817 AfriNIC Prefixes per ASN: 24.22 AfriNIC Region origin ASes announcing only one prefix: 591 AfriNIC Region transit ASes present in the Internet Routing Table: 346 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: 1157 Number of AfriNIC addresses announced to Internet: 108006656 Equivalent to 6 /8s, 112 /16s and 13 /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 9763 8731 43 CHINAMOBILE-CN China Mobile Communicati 7545 5673 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4443 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3826 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3595 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3397 495 256 BBIL-AP BHARTI Airtel Ltd., IN 45899 3353 1872 99 VNPT-AS-VN VNPT Corp, VN 24560 2644 854 364 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2232 11258 588 KIXS-AS-KR Korea Telecom, KR 4755 2188 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 9359 11178 3413 AMAZON-02, US 11492 4562 303 680 CABLEONE, US 7155 4176 288 96 VIASAT-SP-BACKBONE, US 174 4010 6658 652 COGENT-174, US 6327 3567 1320 69 SHAW, CA 22773 3480 3054 298 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3209 1427 2346 AKAMAI-AS, US 749 3163 54930 2415 DNIC-AS-00749, US 367 2937 3836 1401 DNIC-ASBLK-00306-00371, US 396982 2736 3637 383 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 7591 1714 146 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4044 3397 141 AKAMAI-ASN1, NL 9009 3498 300 1634 M247, RO 8551 3362 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2963 2301 911 ROSTELECOM-AS, RU 34984 2325 360 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1595 888 593 TCI, IR 8452 1539 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 12147 3379 601 UNINET, MX 10620 3509 496 906 Telmex Colombia S.A., CO 13999 2477 338 629 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1345 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1308 788 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1246 341 504 Axtel, S.A.B. de C.V., MX 28202 1103 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1087 176 433 Techtel LMDS Comunicaciones Interactiva 6147 1083 369 22 Telefonica del Peru S.A.A., PE 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 37457 1627 316 48 Telkom-Internet, ZA 24863 1596 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1359 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1049 68 52 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 542 55 49 WANANCHI-, KE 36914 537 82 3 KENET-AS, 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 12147 3379 601 UNINET, MX 9808 9763 8731 43 CHINAMOBILE-CN China Mobile Communicati 16509 9359 11178 3413 AMAZON-02, US 12479 7591 1714 146 UNI2-AS, ES 7545 5673 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4562 303 680 CABLEONE, US 18403 4443 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4176 288 96 VIASAT-SP-BACKBONE, US 20940 4044 3397 141 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 9763 9720 CHINAMOBILE-CN China Mobile Communications Grou 12479 7591 7445 UNI2-AS, ES 16509 9359 5946 AMAZON-02, US 7545 5673 4986 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4443 4418 FPT-AS-AP FPT Telecom Company, VN 7155 4176 4080 VIASAT-SP-BACKBONE, US 20940 4044 3903 AKAMAI-ASN1, NL 11492 4562 3882 CABLEONE, US 7552 3826 3806 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, 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 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 23.176.160.0/24 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 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /11:99 /12:299 /13:580 /14:1202 /15:2117 /16:13530 /17:8329 /18:13995 /19:25234 /20:44132 /21:52326 /22:111978 /23:103450 /24:577608 /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 6677 7591 UNI2-AS, ES 8151 6155 12147 UNINET, MX 11492 3476 4562 CABLEONE, US 6327 3371 3567 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3120 4176 VIASAT-SP-BACKBONE, US 8551 2839 3362 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2535 3480 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2130 2475 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2113 3509 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) ---------------------------------------------- 1:2246 2:1428 3:282 4:5 5:4489 6:164 7:6 8:1542 9:1 11:172 12:1490 13:372 14:2325 15:308 16:207 17:360 18:696 20:362 21:4 22:188 23:6613 24:2999 25:2 27:2644 29:19 31:2579 32:62 34:37 35:116 36:2097 37:4520 38:6808 39:882 40:147 41:4453 42:2143 43:2333 44:331 45:17437 46:4464 47:286 49:1906 50:1907 51:577 52:1597 54:381 55:875 56:5 57:137 58:1919 59:1118 60:1010 61:2652 62:2825 63:1920 64:5670 65:2369 66:5119 67:3095 68:1338 69:4091 70:1338 71:617 72:3001 74:2668 75:1585 76:627 77:2454 78:1835 79:3011 80:2140 81:1903 82:1539 83:1340 84:1619 85:3032 86:785 87:2082 88:1283 89:3982 90:651 91:8015 92:2190 93:2654 94:3634 95:4025 96:1297 97:316 98:1019 99:746 100:95 101:1148 102:3486 103:32631 104:4804 105:2104 106:978 107:2758 108:1145 109:4215 110:2136 111:3160 112:2084 113:1727 114:1758 115:2089 116:1975 117:2567 118:2753 119:1966 120:1770 121:1253 122:2668 123:2203 124:1592 125:2761 128:1466 129:976 130:1088 131:2090 132:877 133:411 134:1719 135:336 136:918 137:992 138:2890 139:1553 140:1331 141:1365 142:1560 143:1568 144:1000 145:336 146:2009 147:1647 148:2495 149:2448 150:1026 151:1316 152:1958 153:602 154:5644 155:1383 156:2139 157:1377 158:1091 159:2199 160:2704 161:1626 162:3603 163:1649 164:1690 165:1922 166:1087 167:1769 168:3966 169:816 170:4947 171:974 172:3774 173:3049 174:899 175:1234 176:3674 177:5495 178:3560 179:2465 180:2349 181:3700 182:3410 183:2000 184:2274 185:20744 186:5137 187:4715 188:4131 189:4306 190:9457 191:1967 192:11001 193:9028 194:7411 195:5313 196:3381 197:2749 198:5970 199:6790 200:8396 201:6369 202:10441 203:10196 204:4607 205:3665 206:4434 207:3442 208:4121 209:4950 210:4404 211:2486 212:4263 213:3436 214:1118 215:49 216:6815 217:2874 218:1308 219:413 220:2016 221:1019 222:699 223:2197 End of report