IPv4 R&E Routing Table Report 18:35 GMT Sun 22 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: 948078 Prefixes after maximum aggregation (per Origin AS): 354052 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 453483 Number of IPv4 prefixes with a valid ROA: 437218 Number of IPv4 prefixes with an invalid ROA: 1573 Number of IPv4 prefixes with no ROA: 509287 Total ASes present in the Internet Routing Table: 74919 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64555 Origin ASes announcing only one prefix: 26017 Transit ASes present in the Internet Routing Table: 10364 Transit-only ASes present in the Internet Routing Table: 456 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: 1063 Number of instances of unregistered ASNs: 1066 Number of 32-bit ASNs allocated by the RIRs: 42906 Number of 32-bit ASNs visible in the Routing Table: 35250 Prefixes from 32-bit ASNs in the Routing Table: 181177 Number of bogon 32-bit ASNs visible in the Routing Table: 24 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 533 Number of addresses announced to Internet: 3050443008 Equivalent to 181 /8s, 210 /16s and 17 /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: 319250 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244918 Total APNIC prefixes after maximum aggregation: 70430 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238209 Unique aggregates announced from the APNIC address blocks: 98894 APNIC Region origin ASes present in the Internet Routing Table: 13670 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 4097 APNIC Region transit ASes present in the Internet Routing Table: 1801 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: 9032 Number of APNIC addresses announced to Internet: 770502656 Equivalent to 45 /8s, 236 /16s and 240 /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: 277510 Total ARIN prefixes after maximum aggregation: 124144 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 281494 Unique aggregates announced from the ARIN address blocks: 132108 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.75 ARIN Region origin ASes announcing only one prefix: 6953 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: 4823 Number of ARIN addresses announced to Internet: 1277719808 Equivalent to 76 /8s, 40 /16s and 117 /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: 264989 Total RIPE prefixes after maximum aggregation: 124182 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260164 Unique aggregates announced from the RIPE address blocks: 160394 RIPE Region origin ASes present in the Internet Routing Table: 28472 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12079 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: 716431616 Equivalent to 42 /8s, 179 /16s and 225 /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: 127175 Total LACNIC prefixes after maximum aggregation: 28548 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 125983 Unique aggregates announced from the LACNIC address blocks: 49184 LACNIC Region origin ASes present in the Internet Routing Table: 11036 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2295 LACNIC Region transit ASes present in the Internet Routing Table: 2335 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: 8862 Number of LACNIC addresses announced to Internet: 178387968 Equivalent to 10 /8s, 161 /16s and 252 /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: 32423 Total AfriNIC prefixes after maximum aggregation: 6009 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 41695 Unique aggregates announced from the AfriNIC address blocks: 12461 AfriNIC Region origin ASes present in the Internet Routing Table: 1799 AfriNIC Prefixes per ASN: 23.18 AfriNIC Region origin ASes announcing only one prefix: 593 AfriNIC Region transit ASes present in the Internet Routing Table: 339 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: 1139 Number of AfriNIC addresses announced to Internet: 106974976 Equivalent to 6 /8s, 96 /16s and 79 /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 9486 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5714 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4211 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 96 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 2286 11269 604 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 9119 10998 3336 AMAZON-02, US 11492 4539 301 672 CABLEONE, US 7155 4171 288 99 VIASAT-SP-BACKBONE, US 174 3899 6659 629 COGENT-174, US 6327 3547 1320 67 SHAW, CA 22773 3524 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3161 54958 2413 DNIC-AS-00749, US 367 3070 3850 1429 DNIC-ASBLK-00306-00371, US 16625 3047 1406 2315 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 7394 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4086 3397 146 AKAMAI-ASN1, NL 8551 3446 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3114 278 1530 M247, RO 12389 2895 2297 915 ROSTELECOM-AS, RU 34984 2332 362 592 TELLCOM-AS, TR 58224 1700 920 522 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 11871 3373 615 UNINET, MX 10620 3534 503 874 Telmex Colombia S.A., CO 13999 2419 333 628 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1331 2322 236 Claro NXT Telecomunicacoes Ltda, BR 3816 1297 770 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1110 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 1604 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1047 67 46 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 37457 810 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 536 55 48 WANANCHI-, KE 36914 528 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 11871 3373 615 UNINET, MX 9808 9486 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9119 10998 3336 AMAZON-02, US 12479 7394 1713 145 UNI2-AS, ES 7545 5714 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4539 301 672 CABLEONE, US 18403 4211 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4171 288 99 VIASAT-SP-BACKBONE, US 20940 4086 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 9486 9446 CHINAMOBILE-CN China Mobile Communications Grou 12479 7394 7249 UNI2-AS, ES 16509 9119 5783 AMAZON-02, US 7545 5714 5017 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4211 4186 FPT-AS-AP FPT Telecom Company, VN 7155 4171 4072 VIASAT-SP-BACKBONE, US 20940 4086 3940 AKAMAI-ASN1, NL 11492 4539 3867 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 23.176.160.0/24 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 /11:100 /12:299 /13:579 /14:1201 /15:2114 /16:13542 /17:8370 /18:14018 /19:25180 /20:44142 /21:52228 /22:111477 /23:103030 /24:571731 /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 6481 7394 UNI2-AS, ES 8151 5906 11871 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3452 4539 CABLEONE, US 6327 3356 3547 SHAW, CA 7155 3117 4171 VIASAT-SP-BACKBONE, US 8551 2928 3446 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2579 3524 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2145 2490 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2108 3534 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) ---------------------------------------------- 1:2203 2:1440 3:267 4:7 5:4470 6:153 7:6 8:1525 9:1 11:172 12:1503 13:368 14:2311 15:305 16:200 17:363 18:657 20:326 21:4 22:188 23:6482 24:2928 25:2 27:2649 29:19 31:2582 32:79 34:27 35:117 36:2002 37:4501 38:6554 39:868 40:144 41:4458 42:2043 43:2321 44:327 45:17375 46:4383 47:371 49:1835 50:1901 51:578 52:1584 54:392 55:960 56:5 57:136 58:1864 59:1116 60:1007 61:2606 62:2783 63:1922 64:5818 65:2374 66:5093 67:3088 68:1355 69:4156 70:1351 71:648 72:3018 74:2653 75:1598 76:627 77:2423 78:1844 79:3011 80:2137 81:1863 82:1534 83:1318 84:1566 85:3097 86:767 87:2100 88:1252 89:3975 90:624 91:7975 92:2069 93:2652 94:3612 95:4020 96:1303 97:316 98:1098 99:735 100:92 101:1294 102:3244 103:32403 104:4807 105:730 106:913 107:2724 108:1148 109:4282 110:2137 111:3138 112:2061 113:1763 114:1702 115:2070 116:1941 117:2521 118:2702 119:1977 120:1784 121:1159 122:2631 123:2197 124:1569 125:2574 128:1485 129:991 130:1075 131:2067 132:877 133:408 134:1772 135:342 136:912 137:992 138:2844 139:1581 140:1308 141:1337 142:1520 143:1568 144:1002 145:350 146:1978 147:1622 148:2468 149:2404 150:897 151:1243 152:1983 153:594 154:5436 155:1412 156:2042 157:1358 158:1059 159:2198 160:2697 161:1603 162:3530 163:1643 164:1759 165:1901 166:1062 167:1759 168:4034 169:815 170:4845 171:955 172:3804 173:3022 174:985 175:1207 176:3690 177:5401 178:3561 179:2430 180:2480 181:3554 182:3387 183:1961 184:2269 185:20817 186:5022 187:4577 188:4213 189:4176 190:9408 191:1839 192:10962 193:9008 194:7379 195:5306 196:3317 197:2780 198:6001 199:6330 200:8256 201:6295 202:10437 203:10163 204:4568 205:3713 206:4418 207:3495 208:4147 209:4955 210:4307 211:2462 212:4313 213:3426 214:1108 215:71 216:6801 217:2869 218:1289 219:408 220:1796 221:987 222:664 223:2146 End of report