IPv4 R&E Routing Table Report 18:40 GMT Mon 01 Sep, 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: 1023483 Prefixes after maximum aggregation (per Origin AS): 388233 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 491756 Number of IPv4 prefixes with a valid ROA: 583332 Number of IPv4 prefixes with an invalid ROA: 2504 Number of IPv4 prefixes with no ROA: 437647 Total ASes present in the Internet Routing Table: 77373 Prefixes per ASN: 13.23 Origin-only ASes present in the Internet Routing Table: 66352 Origin ASes announcing only one prefix: 26614 Transit ASes present in the Internet Routing Table: 11021 Transit-only ASes present in the Internet Routing Table: 554 Paths with bogon ASNs present in the IPv4 Routing Table: 132 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 57 Max AS path prepend of ASN ( 37447) 54 Prefixes from unregistered ASNs in the Routing Table: 1155 Number of instances of unregistered ASNs: 1194 Number of 32-bit ASNs allocated by the RIRs: 47305 Number of 32-bit ASNs visible in the Routing Table: 38952 Prefixes from 32-bit ASNs in the Routing Table: 216959 Number of bogon 32-bit ASNs visible in the Routing Table: 112 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 463 Number of addresses announced to Internet: 3108747264 Equivalent to 185 /8s, 75 /16s and 184 /24s Percentage of available address space announced: 84.0 Percentage of allocated address space announced: 84.0 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: 337251 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 269836 Total APNIC prefixes after maximum aggregation: 79078 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 260104 Unique aggregates announced from the APNIC address blocks: 105212 APNIC Region origin ASes present in the Internet Routing Table: 14788 APNIC Prefixes per ASN: 17.59 APNIC Region origin ASes announcing only one prefix: 4481 APNIC Region transit ASes present in the Internet Routing Table: 1968 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10342 Number of APNIC addresses announced to Internet: 750652672 Equivalent to 44 /8s, 190 /16s and 13 /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: 297037 Total ARIN prefixes after maximum aggregation: 133315 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 299353 Unique aggregates announced from the ARIN address blocks: 142253 ARIN Region origin ASes present in the Internet Routing Table: 19287 ARIN Prefixes per ASN: 15.52 ARIN Region origin ASes announcing only one prefix: 7059 ARIN Region transit ASes present in the Internet Routing Table: 1957 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5314 Number of ARIN addresses announced to Internet: 1349736448 Equivalent to 80 /8s, 115 /16s and 88 /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: 284943 Total RIPE prefixes after maximum aggregation: 137833 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 283809 Unique aggregates announced from the RIPE address blocks: 179392 RIPE Region origin ASes present in the Internet Routing Table: 29101 RIPE Prefixes per ASN: 9.75 RIPE Region origin ASes announcing only one prefix: 12081 RIPE Region transit ASes present in the Internet Routing Table: 3998 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12707 Number of RIPE addresses announced to Internet: 732572416 Equivalent to 43 /8s, 170 /16s and 43 /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: 132452 Total LACNIC prefixes after maximum aggregation: 30252 LACNIC Deaggregation factor: 4.38 Prefixes being announced from the LACNIC address blocks: 128535 Unique aggregates announced from the LACNIC address blocks: 49397 LACNIC Region origin ASes present in the Internet Routing Table: 11294 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2327 LACNIC Region transit ASes present in the Internet Routing Table: 2527 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 37 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9252 Number of LACNIC addresses announced to Internet: 170825728 Equivalent to 10 /8s, 46 /16s and 152 /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: 38060 Total AfriNIC prefixes after maximum aggregation: 7002 AfriNIC Deaggregation factor: 5.44 Prefixes being announced from the AfriNIC address blocks: 51219 Unique aggregates announced from the AfriNIC address blocks: 15104 AfriNIC Region origin ASes present in the Internet Routing Table: 1971 AfriNIC Prefixes per ASN: 25.99 AfriNIC Region origin ASes announcing only one prefix: 666 AfriNIC Region transit ASes present in the Internet Routing Table: 389 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 57 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1337 Number of AfriNIC addresses announced to Internet: 104711168 Equivalent to 6 /8s, 61 /16s and 196 /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 12923 8759 111 CHINAMOBILE-CN China Mobile Communication 7545 6134 838 612 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4471 536 314 BBIL-AP BHARTI Airtel Ltd., IN 18403 4382 347 26 FPT-AS-AP FPT Telecom Company, VN 7552 3943 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3685 1044 69 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3316 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 2975 811 177 CMNET-JIANGSU-AP China Mobile communicati 24560 2920 864 507 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2182 1517 77 TENCENT-NET-AP Shenzhen Tencent Computer 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 14195 40861 5355 AMAZON-02, US 174 4944 8759 842 COGENT-174, US 11492 4744 315 801 CABLEONE, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3649 1320 82 SHAW, CA 22773 3355 3034 179 ASN-CXA-ALL-CCI-22773-RDC, US 749 3221 54766 2472 DNIC-AS-00749, US 396982 3218 3858 436 GOOGLE-CLOUD-PLATFORM, US 16625 3056 1297 2211 AKAMAI-AS, US 4155 2958 230 1738 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 7513 1711 150 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4038 3395 128 AKAMAI-ASN1, NL 9009 3883 366 2189 M247, RO 12389 3124 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2625 585 29 EMIRATES-INTERNET Emirates Internet, AE 34984 2406 361 587 TELLCOM-AS, TR 212238 2370 169 1726 CDNEXT, GB 203020 1848 222 848 HOSTROYALE, IN 8452 1609 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 12352 3273 572 UNINET, MX 10620 3487 473 1049 Telmex Colombia S.A., CO 13999 2531 511 348 Mega Cable, S.A. de C.V., MX 11830 1989 369 64 Instituto Costarricense de Electricidad y 28573 1371 2432 266 Claro NXT Telecomunicacoes Ltda, BR 3816 1350 788 203 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1206 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1179 371 22 Telefonica del Peru S.A.A., PE 22884 1058 70 381 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1011 2487 55 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 24835 1765 652 28 RAYA-AS, EG 29571 1498 94 37 ORANGE-COTE-IVOIRE, CI 36992 1427 1495 375 ETISALAT-MISR, EG 20011 1319 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 24863 1243 389 20 LINKdotNET-AS, EG 37069 1085 1096 13 MOBINIL, EG 36935 973 521 43 Vodafone-, EG 36914 571 82 3 KENET-AS, KE 3741 565 725 321 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 14195 40861 5355 AMAZON-02, US 9808 12923 8759 111 CHINAMOBILE-CN China Mobile Communication 8151 12352 3273 572 UNINET, MX 12479 7513 1711 150 UNI2-AS, ES 7545 6134 838 612 TPG-INTERNET-AP TPG Telecom Limited, AU 174 4944 8759 842 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4744 315 801 CABLEONE, US 9498 4471 536 314 BBIL-AP BHARTI Airtel Ltd., IN 18403 4382 347 26 FPT-AS-AP FPT Telecom Company, VN 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 12923 12812 CHINAMOBILE-CN China Mobile Communications Grou 8151 12352 11780 UNINET, MX 12479 7513 7363 UNI2-AS, ES 7545 6134 5522 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4382 4356 FPT-AS-AP FPT Telecom Company, VN 9498 4471 4157 BBIL-AP BHARTI Airtel Ltd., IN 174 4944 4102 COGENT-174, US 11492 4744 3943 CABLEONE, US 7552 3943 3916 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 396146 UNALLOCATED 8.21.227.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, 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 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, US 1782 UNALLOCATED 8.42.19.0/24 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: 21859 ZEN-ECN, 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 23.147.240.0/24 Origin: 32302 RESERVED, ZZ 23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE 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 /12:299 /13:580 /14:1215 /15:2173 /16:13868 /17:8349 /18:13772 /19:24863 /20:45320 /21:53099 /22:114335 /23:108866 /24:636581 /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 8151 6523 12352 UNINET, MX 12479 6464 7513 UNI2-AS, ES 11492 3560 4744 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3447 3649 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2507 3355 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2399 14195 AMAZON-02, US 30036 2318 2661 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2207 3487 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) ---------------------------------------------- 1:2440 2:1663 3:923 4:10 5:5211 6:156 7:6 8:1564 9:4 11:172 12:1253 13:506 14:2607 15:396 16:302 17:389 18:908 20:586 21:4 22:188 23:7925 24:2811 25:2 27:2864 29:19 31:3498 32:37 33:1 34:88 35:265 36:4295 37:4593 38:10586 39:999 40:268 41:4533 42:1944 43:2777 44:389 45:19711 46:5205 47:347 49:2026 50:2072 51:592 52:1598 54:358 55:1113 56:11 57:295 58:2257 59:1325 60:1188 61:3087 62:3078 63:1796 64:5670 65:2154 66:4919 67:3149 68:1098 69:4056 70:1046 71:641 72:2980 74:2858 75:1526 76:606 77:2890 78:1934 79:1753 80:2262 81:2117 82:3303 83:1502 84:1946 85:3512 86:1222 87:2384 88:1370 89:4513 90:797 91:8516 92:2847 93:2995 94:4272 95:4485 96:1502 97:311 98:950 99:724 100:71 101:1465 102:4603 103:32812 104:5343 105:1070 106:876 107:2659 108:1253 109:4243 110:2240 111:3586 112:2484 113:1872 114:1992 115:2294 116:2142 117:2708 118:3048 119:1953 120:2215 121:1358 122:2841 123:2481 124:1748 125:2910 126:91 128:1594 129:1009 130:1317 131:2240 132:791 133:459 134:1641 135:412 136:1491 137:1137 138:3021 139:1594 140:1626 141:1555 142:1934 143:2056 144:1217 145:623 146:2180 147:2126 148:2734 149:2976 150:1267 151:2418 152:2135 153:629 154:7658 155:1994 156:3233 157:1977 158:1476 159:2544 160:3656 161:1977 162:3928 163:2318 164:1942 165:2546 166:1562 167:2094 168:4066 169:789 170:5496 171:996 172:4286 173:3433 174:908 175:1345 176:3892 177:5435 178:4164 179:2510 180:2635 181:4352 182:3648 183:2360 184:2114 185:21903 186:5696 187:4857 188:4342 189:4520 190:9736 191:1635 192:11416 193:9550 194:7950 195:5768 196:3631 197:4027 198:6154 199:8677 200:8558 201:6539 202:10613 203:10851 204:4585 205:3636 206:4555 207:3545 208:4323 209:5215 210:4789 211:2676 212:4687 213:3899 214:1039 215:51 216:6890 217:3463 218:1471 219:421 220:2160 221:1211 222:749 223:2868 End of report