IPv4 R&E Routing Table Report 18:35 GMT Sun 25 Jun, 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: 939394 Prefixes after maximum aggregation (per Origin AS): 350281 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 450477 Number of IPv4 prefixes with a valid ROA: 419702 Number of IPv4 prefixes with an invalid ROA: 1433 Number of IPv4 prefixes with no ROA: 518259 Total ASes present in the Internet Routing Table: 74502 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 64244 Origin ASes announcing only one prefix: 25871 Transit ASes present in the Internet Routing Table: 10258 Transit-only ASes present in the Internet Routing Table: 428 Paths with bogon ASNs present in the IPv4 Routing Table: 64 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 129 Max AS path prepend of ASN ( 37447) 127 Prefixes from unregistered ASNs in the Routing Table: 1026 Number of instances of unregistered ASNs: 1030 Number of 32-bit ASNs allocated by the RIRs: 42159 Number of 32-bit ASNs visible in the Routing Table: 34733 Prefixes from 32-bit ASNs in the Routing Table: 177401 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 572 Number of addresses announced to Internet: 3055217152 Equivalent to 182 /8s, 26 /16s and 234 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 318256 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242765 Total APNIC prefixes after maximum aggregation: 68946 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 236734 Unique aggregates announced from the APNIC address blocks: 98294 APNIC Region origin ASes present in the Internet Routing Table: 13442 APNIC Prefixes per ASN: 17.61 APNIC Region origin ASes announcing only one prefix: 3951 APNIC Region transit ASes present in the Internet Routing Table: 1772 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8792 Number of APNIC addresses announced to Internet: 773388032 Equivalent to 46 /8s, 24 /16s and 247 /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: 273601 Total ARIN prefixes after maximum aggregation: 123330 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 276495 Unique aggregates announced from the ARIN address blocks: 130703 ARIN Region origin ASes present in the Internet Routing Table: 19108 ARIN Prefixes per ASN: 14.47 ARIN Region origin ASes announcing only one prefix: 6990 ARIN Region transit ASes present in the Internet Routing Table: 1889 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4812 Number of ARIN addresses announced to Internet: 1279359232 Equivalent to 76 /8s, 65 /16s and 121 /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: 263530 Total RIPE prefixes after maximum aggregation: 122940 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259366 Unique aggregates announced from the RIPE address blocks: 159237 RIPE Region origin ASes present in the Internet Routing Table: 28375 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12001 RIPE Region transit ASes present in the Internet Routing Table: 3800 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11226 Number of RIPE addresses announced to Internet: 717624064 Equivalent to 42 /8s, 198 /16s and 19 /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: 126547 Total LACNIC prefixes after maximum aggregation: 28483 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125572 Unique aggregates announced from the LACNIC address blocks: 49504 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2350 LACNIC Region transit ASes present in the Internet Routing Table: 2305 Average LACNIC Region AS path length visible: 8.4 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8801 Number of LACNIC addresses announced to Internet: 176925952 Equivalent to 10 /8s, 139 /16s and 173 /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: 31925 Total AfriNIC prefixes after maximum aggregation: 5853 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 40655 Unique aggregates announced from the AfriNIC address blocks: 12268 AfriNIC Region origin ASes present in the Internet Routing Table: 1751 AfriNIC Prefixes per ASN: 23.22 AfriNIC Region origin ASes announcing only one prefix: 579 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 129 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1102 Number of AfriNIC addresses announced to Internet: 107589120 Equivalent to 6 /8s, 105 /16s and 174 /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 9502 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5677 784 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4217 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3680 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3460 1856 96 VNPT-AS-VN VNPT Corp, VN 7713 3425 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3046 499 254 BBIL-AP BHARTI Airtel Ltd., IN 24560 2433 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2298 11252 579 KIXS-AS-KR Korea Telecom, KR 4755 2154 442 198 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 8595 10880 3164 AMAZON-02, US 11492 4522 300 603 CABLEONE, US 7155 4147 286 84 VIASAT-SP-BACKBONE, US 22773 3548 3037 267 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3524 1319 66 SHAW, CA 749 3125 54969 2377 DNIC-AS-00749, US 16625 3092 1537 2330 AKAMAI-AS, US 396982 2666 3594 378 GOOGLE-CLOUD-PLATFORM, US 30036 2511 362 395 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2460 24006 1564 ATT-INTERNET4, 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 7307 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4058 3398 157 AKAMAI-ASN1, NL 8551 3464 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2897 2292 912 ROSTELECOM-AS, RU 9009 2663 247 1381 M247, RO 34984 2302 361 607 TELLCOM-AS, TR 6849 1959 307 17 UKRTELNET, UA 58224 1831 946 535 TCI, IR 61317 1641 110 1276 ASDETUK www.heficed.com, US 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 11395 3356 595 UNINET, MX 10620 3527 506 845 Telmex Colombia S.A., CO 13999 2372 354 630 Mega Cable, S.A. de C.V., MX 11830 2269 369 64 Instituto Costarricense de Electricidad 28573 1317 2323 241 Claro NXT Telecomunicacoes Ltda, BR 6503 1304 344 511 Axtel, S.A.B. de C.V., MX 3816 1301 767 167 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1105 181 440 Techtel LMDS Comunicaciones Interactiva 26615 1037 2500 47 TIM SA, BR 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 1581 393 19 LINKdotNET-AS, EG 24835 1536 533 27 RAYA-AS, EG 36992 1313 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1038 67 46 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 812 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 531 54 42 WANANCHI-, KE 36914 516 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 11395 3356 595 UNINET, MX 9808 9502 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8595 10880 3164 AMAZON-02, US 12479 7307 1706 141 UNI2-AS, ES 7545 5677 784 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4522 300 603 CABLEONE, US 18403 4217 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4147 286 84 VIASAT-SP-BACKBONE, US 20940 4058 3398 157 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 9502 9465 CHINAMOBILE-CN China Mobile Communications Grou 12479 7307 7166 UNI2-AS, ES 16509 8595 5431 AMAZON-02, US 7545 5677 4982 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4217 4192 FPT-AS-AP FPT Telecom Company, VN 7155 4147 4063 VIASAT-SP-BACKBONE, US 11492 4522 3919 CABLEONE, US 20940 4058 3901 AKAMAI-ASN1, NL 7552 3680 3659 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 19695 UNALLOCATED 8.20.161.0/24 46887 LIGHTOWER, 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 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 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 /10:38 /11:103 /12:300 /13:579 /14:1210 /15:2131 /16:13533 /17:8308 /18:14012 /19:25272 /20:43856 /21:52277 /22:110926 /23:101831 /24:564988 /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 6395 7307 UNI2-AS, ES 8151 5352 11395 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3431 4522 CABLEONE, US 6327 3334 3524 SHAW, CA 7155 3108 4147 VIASAT-SP-BACKBONE, US 8551 2933 3464 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2616 3548 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2168 2511 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2086 3527 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) ---------------------------------------------- 1:2170 2:1312 3:219 4:5 5:4600 6:130 7:6 8:1556 9:1 11:172 12:1519 13:387 14:2305 15:298 16:192 17:372 18:469 20:266 21:4 22:188 23:6318 24:2992 25:6 27:2605 29:19 31:2532 32:84 34:22 35:113 36:1968 37:4685 38:4976 39:852 40:151 41:4412 42:2003 43:2338 44:310 45:17195 46:4342 47:376 49:1761 50:1887 51:585 52:1596 54:394 55:973 56:8 57:130 58:1891 59:1112 60:982 61:2598 62:2772 63:1916 64:5771 65:2332 66:5140 67:3091 68:1370 69:4166 70:1382 71:683 72:3063 74:2648 75:1595 76:612 77:2563 78:1877 79:2993 80:2132 81:1825 82:1505 83:1278 84:1527 85:3051 86:746 87:2020 88:1227 89:3803 90:616 91:7872 92:2051 93:2622 94:3675 95:4062 96:1309 97:336 98:1156 99:738 100:93 101:1314 102:3057 103:31737 104:4625 105:724 106:943 107:2575 108:1062 109:4217 110:2100 111:3125 112:2058 113:1742 114:1637 115:2048 116:1905 117:2552 118:2607 119:1981 120:1803 121:1086 122:2630 123:2165 124:1566 125:2474 128:1481 129:1122 130:1030 131:2054 132:858 133:422 134:1799 135:350 136:888 137:958 138:2740 139:1553 140:1263 141:1435 142:1452 143:1546 144:1129 145:341 146:1976 147:1556 148:2430 149:2219 150:891 151:1160 152:1983 153:562 154:4662 155:1417 156:1828 157:1320 158:1083 159:2271 160:2634 161:1560 162:3535 163:1566 164:1652 165:1891 166:1090 167:1725 168:4027 169:966 170:4820 171:900 172:3600 173:2980 174:1078 175:1202 176:3817 177:5523 178:3633 179:2474 180:2450 181:3512 182:3401 183:2045 184:2356 185:20587 186:5157 187:4400 188:4241 189:4001 190:9319 191:1805 192:10914 193:8957 194:7399 195:5230 196:3327 197:2680 198:5976 199:6115 200:8056 201:6023 202:10534 203:10423 204:4574 205:3719 206:4358 207:3470 208:4154 209:4948 210:4291 211:2453 212:4278 213:3639 214:1089 215:59 216:6724 217:2851 218:1292 219:417 220:1751 221:965 222:681 223:2177 End of report