IPv4 R&E Routing Table Report 18:35 GMT Thu 21 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: 956076 Prefixes after maximum aggregation (per Origin AS): 357370 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 455965 Number of IPv4 prefixes with a valid ROA: 446352 Number of IPv4 prefixes with an invalid ROA: 2673 Number of IPv4 prefixes with no ROA: 507051 Total ASes present in the Internet Routing Table: 75213 Prefixes per ASN: 12.71 Origin-only ASes present in the Internet Routing Table: 64751 Origin ASes announcing only one prefix: 26075 Transit ASes present in the Internet Routing Table: 10462 Transit-only ASes present in the Internet Routing Table: 467 Paths with bogon ASNs present in the IPv4 Routing Table: 96 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1072 Number of instances of unregistered ASNs: 1074 Number of 32-bit ASNs allocated by the RIRs: 43246 Number of 32-bit ASNs visible in the Routing Table: 35612 Prefixes from 32-bit ASNs in the Routing Table: 183954 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: 512 Number of addresses announced to Internet: 3048489216 Equivalent to 181 /8s, 180 /16s and 65 /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: 321601 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248112 Total APNIC prefixes after maximum aggregation: 71757 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 241172 Unique aggregates announced from the APNIC address blocks: 99628 APNIC Region origin ASes present in the Internet Routing Table: 13829 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 4156 APNIC Region transit ASes present in the Internet Routing Table: 1854 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9201 Number of APNIC addresses announced to Internet: 770757632 Equivalent to 45 /8s, 240 /16s and 212 /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: 277647 Total ARIN prefixes after maximum aggregation: 124604 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282780 Unique aggregates announced from the ARIN address blocks: 132716 ARIN Region origin ASes present in the Internet Routing Table: 19066 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6932 ARIN Region transit ASes present in the Internet Routing Table: 1882 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: 4824 Number of ARIN addresses announced to Internet: 1276087040 Equivalent to 76 /8s, 15 /16s and 139 /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: 266414 Total RIPE prefixes after maximum aggregation: 125327 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260616 Unique aggregates announced from the RIPE address blocks: 160887 RIPE Region origin ASes present in the Internet Routing Table: 28555 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12094 RIPE Region transit ASes present in the Internet Routing Table: 3854 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: 11515 Number of RIPE addresses announced to Internet: 714936832 Equivalent to 42 /8s, 157 /16s and 18 /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: 128367 Total LACNIC prefixes after maximum aggregation: 28829 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 126942 Unique aggregates announced from the LACNIC address blocks: 49418 LACNIC Region origin ASes present in the Internet Routing Table: 11063 LACNIC Prefixes per ASN: 11.47 LACNIC Region origin ASes announcing only one prefix: 2298 LACNIC Region transit ASes present in the Internet Routing Table: 2373 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: 8907 Number of LACNIC addresses announced to Internet: 178450688 Equivalent to 10 /8s, 162 /16s and 241 /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: 34464 Total AfriNIC prefixes after maximum aggregation: 6119 AfriNIC Deaggregation factor: 5.63 Prefixes being announced from the AfriNIC address blocks: 44054 Unique aggregates announced from the AfriNIC address blocks: 12890 AfriNIC Region origin ASes present in the Internet Routing Table: 1825 AfriNIC Prefixes per ASN: 24.14 AfriNIC Region origin ASes announcing only one prefix: 595 AfriNIC Region transit ASes present in the Internet Routing Table: 346 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1165 Number of AfriNIC addresses announced to Internet: 107962880 Equivalent to 6 /8s, 111 /16s and 98 /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 9769 8737 47 CHINAMOBILE-CN China Mobile Communicati 7545 5674 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4533 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3823 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3602 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3411 495 256 BBIL-AP BHARTI Airtel Ltd., IN 45899 3355 1872 99 VNPT-AS-VN VNPT Corp, VN 24560 2657 856 374 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 9437 11194 3376 AMAZON-02, US 11492 4562 303 680 CABLEONE, US 7155 4173 288 96 VIASAT-SP-BACKBONE, US 174 4007 6658 651 COGENT-174, US 6327 3566 1320 69 SHAW, CA 22773 3481 3054 299 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3234 1433 2348 AKAMAI-AS, US 749 3162 54930 2414 DNIC-AS-00749, US 367 2963 3850 1418 DNIC-ASBLK-00306-00371, US 396982 2740 3639 386 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 7553 1714 146 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4046 3397 141 AKAMAI-ASN1, NL 9009 3502 301 1640 M247, RO 8551 3366 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2972 2301 911 ROSTELECOM-AS, RU 34984 2331 360 594 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1530 875 582 TCI, IR 44477 1450 95 718 STARK-INDUSTRIES, GB 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 12156 3382 600 UNINET, MX 10620 3519 497 886 Telmex Colombia S.A., CO 13999 2493 339 636 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1345 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1307 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1245 341 503 Axtel, S.A.B. de C.V., MX 28202 1102 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1098 177 429 Techtel LMDS Comunicaciones Interactiva 6147 1086 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 1588 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1053 68 50 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 542 55 49 WANANCHI-, KE 36914 540 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 12156 3382 600 UNINET, MX 9808 9769 8737 47 CHINAMOBILE-CN China Mobile Communicati 16509 9437 11194 3376 AMAZON-02, US 12479 7553 1714 146 UNI2-AS, ES 7545 5674 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4562 303 680 CABLEONE, US 18403 4533 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4173 288 96 VIASAT-SP-BACKBONE, US 20940 4046 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 9769 9722 CHINAMOBILE-CN China Mobile Communications Grou 12479 7553 7407 UNI2-AS, ES 16509 9437 6061 AMAZON-02, US 7545 5674 4988 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4533 4508 FPT-AS-AP FPT Telecom Company, VN 7155 4173 4077 VIASAT-SP-BACKBONE, US 20940 4046 3905 AKAMAI-ASN1, NL 11492 4562 3882 CABLEONE, US 7552 3823 3803 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 /13:579 /14:1201 /15:2114 /16:13524 /17:8344 /18:14027 /19:25261 /20:44203 /21:52416 /22:112011 /23:103613 /24:578318 /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 6641 7553 UNI2-AS, ES 8151 6159 12156 UNINET, MX 11492 3476 4562 CABLEONE, US 6327 3371 3566 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3117 4173 VIASAT-SP-BACKBONE, US 8551 2843 3366 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2534 3481 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2130 2473 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2122 3519 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) ---------------------------------------------- 1:2283 2:1422 3:278 4:7 5:4492 6:163 7:6 8:1538 9:1 11:172 12:1490 13:376 14:2333 15:308 16:206 17:359 18:706 20:362 21:4 22:188 23:6587 24:3001 25:2 27:2647 29:19 31:2580 32:62 34:37 35:118 36:2111 37:4519 38:6866 39:883 40:147 41:4437 42:2192 43:2335 44:327 45:17372 46:4453 47:285 49:1907 50:1910 51:577 52:1600 54:387 55:886 56:5 57:138 58:1936 59:1119 60:1013 61:2655 62:2838 63:1922 64:5673 65:2363 66:5127 67:3091 68:1339 69:4085 70:1336 71:617 72:3004 74:2657 75:1582 76:626 77:2462 78:1840 79:3019 80:2140 81:1898 82:1538 83:1341 84:1622 85:3041 86:789 87:2072 88:1278 89:3997 90:658 91:8018 92:2177 93:2651 94:3639 95:4024 96:1299 97:316 98:1018 99:737 100:94 101:1150 102:3532 103:32653 104:4813 105:2105 106:978 107:2760 108:1149 109:4213 110:2137 111:3164 112:2081 113:1734 114:1756 115:2089 116:1981 117:2579 118:2766 119:1966 120:1769 121:1263 122:2662 123:2204 124:1597 125:2772 128:1498 129:1001 130:1094 131:2079 132:885 133:411 134:1708 135:336 136:919 137:1045 138:2890 139:1550 140:1344 141:1362 142:1560 143:1574 144:1000 145:337 146:2031 147:1645 148:2497 149:2454 150:1030 151:1312 152:1971 153:599 154:5692 155:1382 156:2137 157:1379 158:1079 159:2209 160:2700 161:1627 162:3607 163:1657 164:1684 165:1916 166:1078 167:1756 168:3983 169:819 170:4900 171:968 172:3780 173:3046 174:894 175:1236 176:3678 177:5456 178:3565 179:2436 180:2356 181:3712 182:3413 183:2006 184:2277 185:20732 186:5119 187:4714 188:4063 189:4273 190:9517 191:1939 192:11025 193:9031 194:7408 195:5308 196:3464 197:2759 198:5980 199:6847 200:8437 201:6311 202:10488 203:10231 204:4609 205:3680 206:4469 207:3491 208:4123 209:4962 210:4437 211:2497 212:4269 213:3444 214:1118 215:49 216:6810 217:2873 218:1309 219:416 220:2027 221:1022 222:701 223:2198 End of report