IPv4 R&E Routing Table Report 18:40 GMT Mon 14 Jul, 2025 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: 1005236 Prefixes after maximum aggregation (per Origin AS): 382832 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 486113 Number of IPv4 prefixes with a valid ROA: 565810 Number of IPv4 prefixes with an invalid ROA: 439 Number of IPv4 prefixes with no ROA: 438987 Total ASes present in the Internet Routing Table: 77021 Prefixes per ASN: 13.05 Origin-only ASes present in the Internet Routing Table: 65939 Origin ASes announcing only one prefix: 26554 Transit ASes present in the Internet Routing Table: 11082 Transit-only ASes present in the Internet Routing Table: 561 Paths with bogon ASNs present in the IPv4 Routing Table: 43 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 105 Max AS path prepend of ASN (263016) 100 Prefixes from unregistered ASNs in the Routing Table: 1163 Number of instances of unregistered ASNs: 1210 Number of 32-bit ASNs allocated by the RIRs: 46830 Number of 32-bit ASNs visible in the Routing Table: 38587 Prefixes from 32-bit ASNs in the Routing Table: 211779 Number of bogon 32-bit ASNs visible in the Routing Table: 120 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 434 Number of addresses announced to Internet: 3106514944 Equivalent to 185 /8s, 41 /16s and 168 /24s Percentage of available address space announced: 83.9 Percentage of allocated address space announced: 83.9 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: 331129 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 262782 Total APNIC prefixes after maximum aggregation: 77689 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 253620 Unique aggregates announced from the APNIC address blocks: 104934 APNIC Region origin ASes present in the Internet Routing Table: 14682 APNIC Prefixes per ASN: 17.27 APNIC Region origin ASes announcing only one prefix: 4480 APNIC Region transit ASes present in the Internet Routing Table: 1969 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10238 Number of APNIC addresses announced to Internet: 749325824 Equivalent to 44 /8s, 169 /16s and 206 /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, 131072-155961 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: 293871 Total ARIN prefixes after maximum aggregation: 131853 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 296136 Unique aggregates announced from the ARIN address blocks: 140767 ARIN Region origin ASes present in the Internet Routing Table: 19202 ARIN Prefixes per ASN: 15.42 ARIN Region origin ASes announcing only one prefix: 7025 ARIN Region transit ASes present in the Internet Routing Table: 1983 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 71 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5245 Number of ARIN addresses announced to Internet: 1349474816 Equivalent to 80 /8s, 111 /16s and 90 /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, 393216-402332 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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 279403 Total RIPE prefixes after maximum aggregation: 135859 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 278009 Unique aggregates announced from the RIPE address blocks: 177134 RIPE Region origin ASes present in the Internet Routing Table: 28989 RIPE Prefixes per ASN: 9.59 RIPE Region origin ASes announcing only one prefix: 12034 RIPE Region transit ASes present in the Internet Routing Table: 3983 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12576 Number of RIPE addresses announced to Internet: 731552256 Equivalent to 43 /8s, 154 /16s and 154 /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, 53/8, 57/8, 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: 132220 Total LACNIC prefixes after maximum aggregation: 29764 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 128438 Unique aggregates announced from the LACNIC address blocks: 49047 LACNIC Region origin ASes present in the Internet Routing Table: 11276 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2337 LACNIC Region transit ASes present in the Internet Routing Table: 2563 Average LACNIC Region AS path length visible: 5.7 Max LACNIC Region AS path length visible: 105 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9233 Number of LACNIC addresses announced to Internet: 171193088 Equivalent to 10 /8s, 52 /16s and 51 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 35797 Total AfriNIC prefixes after maximum aggregation: 6904 AfriNIC Deaggregation factor: 5.18 Prefixes being announced from the AfriNIC address blocks: 48599 Unique aggregates announced from the AfriNIC address blocks: 13848 AfriNIC Region origin ASes present in the Internet Routing Table: 1930 AfriNIC Prefixes per ASN: 25.18 AfriNIC Region origin ASes announcing only one prefix: 678 AfriNIC Region transit ASes present in the Internet Routing Table: 384 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 57 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1295 Number of AfriNIC addresses announced to Internet: 104719360 Equivalent to 6 /8s, 61 /16s and 228 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 11777 8759 112 CHINAMOBILE-CN China Mobile Communication 7545 6140 839 617 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4460 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4375 535 311 BBIL-AP BHARTI Airtel Ltd., IN 7552 3915 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3721 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3290 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2902 862 519 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 56046 2649 811 177 CMNET-JIANGSU-AP China Mobile communicati 4755 2186 434 192 TATACOMM-AS TATA Communications formerly 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 13666 40960 5262 AMAZON-02, US 174 5310 8769 848 COGENT-174, US 11492 4788 317 606 CABLEONE, US 7155 3857 286 85 VIASAT-SP-BACKBONE, US 6327 3634 1320 82 SHAW, CA 22773 3340 3034 167 ASN-CXA-ALL-CCI-22773-RDC, US 749 3225 54767 2476 DNIC-AS-00749, US 396982 3194 3854 431 GOOGLE-CLOUD-PLATFORM, US 16625 3028 1282 2221 AKAMAI-AS, US 4155 2862 217 1728 USDA-1, 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 7647 1713 150 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4037 3395 128 AKAMAI-ASN1, NL 9009 3782 360 2105 M247, RO 12389 3117 2317 873 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2402 361 582 TELLCOM-AS, TR 212238 2333 166 1703 CDNEXT, GB 13188 1606 100 34 TRIOLAN, UA 8452 1563 1852 14 TE-AS TE-AS, EG 203020 1475 164 648 HOSTROYALE, IN 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 12337 3255 574 UNINET, MX 10620 3513 481 1023 Telmex Colombia S.A., CO 13999 2530 538 352 Mega Cable, S.A. de C.V., MX 11830 1987 369 64 Instituto Costarricense de Electricidad y 28573 1368 2435 268 Claro NXT Telecomunicacoes Ltda, BR 3816 1346 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1197 371 22 Telefonica del Peru S.A.A., PE 11664 1190 278 33 Techtel LMDS Comunicaciones Interactivas 22884 1055 67 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 6503 1022 373 162 Axtel, S.A.B. de C.V., MX 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 24835 1673 633 33 RAYA-AS, EG 29571 1607 102 33 ORANGE-COTE-IVOIRE, CI 20011 1297 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 36992 1200 1476 335 ETISALAT-MISR, EG 36935 819 520 40 Vodafone-, EG 37069 702 1112 11 MOBINIL, EG 24863 646 389 22 LINKdotNET-AS, EG 36914 570 82 3 KENET-AS, KE 3741 563 661 320 IS, ZA 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 16509 13666 40960 5262 AMAZON-02, US 8151 12337 3255 574 UNINET, MX 9808 11777 8759 112 CHINAMOBILE-CN China Mobile Communication 12479 7647 1713 150 UNI2-AS, ES 7545 6140 839 617 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5310 8769 848 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4788 317 606 CABLEONE, US 18403 4460 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4375 535 311 BBIL-AP BHARTI Airtel Ltd., IN Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 12337 11763 UNINET, MX 9808 11777 11665 CHINAMOBILE-CN China Mobile Communications Grou 12479 7647 7497 UNI2-AS, ES 7545 6140 5523 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 174 5310 4462 COGENT-174, US 18403 4460 4435 FPT-AS-AP FPT Telecom Company, VN 11492 4788 4182 CABLEONE, US 9498 4375 4064 BBIL-AP BHARTI Airtel Ltd., IN 20940 4037 3909 AKAMAI-ASN1, NL 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 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D 396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, 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 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 6939 HURRICANE, US 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 23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US 23.147.224.0/24 Origin: 27392 639-DATACENTERS, US 23.147.224.0/24 Transit: 3356 LEVEL3, 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 /10:41 /11:92 /12:298 /13:582 /14:1214 /15:2160 /16:13824 /17:8289 /18:13659 /19:24659 /20:44232 /21:52472 /22:112634 /23:106739 /24:624311 /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 6581 7647 UNI2-AS, ES 8151 6532 12337 UNINET, MX 11492 3582 4788 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3432 3634 SHAW, CA 7155 2816 3857 VIASAT-SP-BACKBONE, US 22773 2492 3340 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2342 13666 AMAZON-02, US 30036 2267 2608 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2200 3513 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) ---------------------------------------------- 1:2412 2:1526 3:851 4:10 5:5006 6:163 7:6 8:1574 9:1 11:172 12:1337 13:457 14:2558 15:366 16:285 17:377 18:898 20:563 21:4 22:188 23:7744 24:2815 25:2 27:2819 29:19 31:3366 32:43 33:1 34:84 35:256 36:3524 37:4597 38:10585 39:908 40:253 41:4323 42:1958 43:2691 44:376 45:19268 46:5122 47:335 49:1923 50:1948 51:592 52:1555 54:324 55:1108 56:11 57:282 58:2187 59:1253 60:1176 61:2920 62:2981 63:1807 64:5582 65:2181 66:4797 67:3142 68:1087 69:4035 70:1045 71:631 72:2945 74:2807 75:1523 76:608 77:2852 78:1902 79:1715 80:2212 81:2093 82:3181 83:1443 84:1888 85:3457 86:1083 87:2395 88:1332 89:4415 90:774 91:8492 92:2758 93:2951 94:4092 95:4433 96:1503 97:310 98:962 99:697 100:72 101:1426 102:4173 103:32338 104:5272 105:1149 106:974 107:2638 108:1267 109:4202 110:2229 111:3290 112:2219 113:1862 114:1962 115:2266 116:2113 117:2561 118:2913 119:1929 120:2136 121:1329 122:2808 123:2452 124:1652 125:2899 126:91 128:1610 129:989 130:1317 131:2097 132:773 133:450 134:1589 135:396 136:1440 137:1144 138:3004 139:1578 140:1645 141:1525 142:1936 143:1984 144:1181 145:565 146:2186 147:2103 148:2714 149:3000 150:1236 151:2226 152:2096 153:591 154:7817 155:1850 156:3033 157:1930 158:1343 159:2497 160:3692 161:1900 162:3906 163:2251 164:1896 165:2110 166:1511 167:2042 168:4153 169:786 170:5351 171:1004 172:4437 173:3409 174:918 175:1319 176:3776 177:5373 178:4029 179:2505 180:2641 181:4244 182:3496 183:2225 184:2128 185:21751 186:5555 187:4875 188:4294 189:4514 190:9802 191:1576 192:11334 193:9508 194:7846 195:5664 196:3643 197:3688 198:6132 199:8611 200:8521 201:6511 202:10439 203:10701 204:4598 205:3631 206:4510 207:3508 208:4288 209:5163 210:4653 211:2589 212:4586 213:3833 214:1037 215:46 216:6824 217:3221 218:1379 219:403 220:2136 221:1187 222:709 223:2643 End of report