IPv4 R&E Routing Table Report 18:40 GMT Thu 30 Oct, 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: 1022564 Prefixes after maximum aggregation (per Origin AS): 393845 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 499325 Number of IPv4 prefixes with a valid ROA: 589148 Number of IPv4 prefixes with an invalid ROA: 2093 Number of IPv4 prefixes with no ROA: 431323 Total ASes present in the Internet Routing Table: 77547 Prefixes per ASN: 13.19 Origin-only ASes present in the Internet Routing Table: 66396 Origin ASes announcing only one prefix: 27054 Transit ASes present in the Internet Routing Table: 11151 Transit-only ASes present in the Internet Routing Table: 564 Paths with bogon ASNs present in the IPv4 Routing Table: 116 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 57 Max AS path prepend of ASN ( 37447) 54 Prefixes from unregistered ASNs in the Routing Table: 1032 Number of instances of unregistered ASNs: 1074 Number of 32-bit ASNs allocated by the RIRs: 47832 Number of 32-bit ASNs visible in the Routing Table: 39252 Prefixes from 32-bit ASNs in the Routing Table: 216322 Number of bogon 32-bit ASNs visible in the Routing Table: 122 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 437 Number of addresses announced to Internet: 3113979392 Equivalent to 185 /8s, 155 /16s and 142 /24s Percentage of available address space announced: 84.1 Percentage of allocated address space announced: 84.1 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: 334640 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 272906 Total APNIC prefixes after maximum aggregation: 80687 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 262475 Unique aggregates announced from the APNIC address blocks: 105982 APNIC Region origin ASes present in the Internet Routing Table: 14855 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 4518 APNIC Region transit ASes present in the Internet Routing Table: 2006 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: 10424 Number of APNIC addresses announced to Internet: 752233728 Equivalent to 44 /8s, 214 /16s and 45 /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: 302737 Total ARIN prefixes after maximum aggregation: 135344 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 303377 Unique aggregates announced from the ARIN address blocks: 144891 ARIN Region origin ASes present in the Internet Routing Table: 19363 ARIN Prefixes per ASN: 15.67 ARIN Region origin ASes announcing only one prefix: 7103 ARIN Region transit ASes present in the Internet Routing Table: 1985 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5390 Number of ARIN addresses announced to Internet: 1353239040 Equivalent to 80 /8s, 168 /16s and 202 /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: 282952 Total RIPE prefixes after maximum aggregation: 139653 RIPE Deaggregation factor: 2.03 Prefixes being announced from the RIPE address blocks: 282876 Unique aggregates announced from the RIPE address blocks: 182142 RIPE Region origin ASes present in the Internet Routing Table: 29143 RIPE Prefixes per ASN: 9.71 RIPE Region origin ASes announcing only one prefix: 12092 RIPE Region transit ASes present in the Internet Routing Table: 4033 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12826 Number of RIPE addresses announced to Internet: 733828352 Equivalent to 43 /8s, 189 /16s and 85 /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: 125500 Total LACNIC prefixes after maximum aggregation: 30456 LACNIC Deaggregation factor: 4.12 Prefixes being announced from the LACNIC address blocks: 121574 Unique aggregates announced from the LACNIC address blocks: 49494 LACNIC Region origin ASes present in the Internet Routing Table: 11322 LACNIC Prefixes per ASN: 10.74 LACNIC Region origin ASes announcing only one prefix: 2670 LACNIC Region transit ASes present in the Internet Routing Table: 2569 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 38 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9296 Number of LACNIC addresses announced to Internet: 170774528 Equivalent to 10 /8s, 45 /16s and 208 /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: 37437 Total AfriNIC prefixes after maximum aggregation: 6996 AfriNIC Deaggregation factor: 5.35 Prefixes being announced from the AfriNIC address blocks: 51825 Unique aggregates announced from the AfriNIC address blocks: 16433 AfriNIC Region origin ASes present in the Internet Routing Table: 1945 AfriNIC Prefixes per ASN: 26.65 AfriNIC Region origin ASes announcing only one prefix: 671 AfriNIC Region transit ASes present in the Internet Routing Table: 377 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: 1316 Number of AfriNIC addresses announced to Internet: 103641856 Equivalent to 6 /8s, 45 /16s and 115 /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 13394 8762 118 CHINAMOBILE-CN China Mobile Communication 7545 6120 833 587 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4503 538 315 BBIL-AP BHARTI Airtel Ltd., IN 18403 4404 347 24 FPT-AS-AP FPT Telecom Company, VN 7552 3986 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3745 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3323 1869 100 VNPT-AS-VN VNPT Corp, VN 56046 3248 827 180 CMNET-JIANGSU-AP China Mobile communicati 24560 2939 864 505 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 140292 2490 273 1919 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK CH 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 14432 41104 5387 AMAZON-02, US 11492 4772 316 800 CABLEONE, US 22773 4634 3109 405 ASN-CXA-ALL-CCI-22773-RDC, US 174 4483 8767 839 COGENT-174, US 7155 3860 286 85 VIASAT-SP-BACKBONE, US 6327 3683 1320 82 SHAW, CA 396982 3278 4826 469 GOOGLE-CLOUD-PLATFORM, US 749 3217 54766 2468 DNIC-AS-00749, US 4155 3143 244 1760 USDA-1, US 16625 2996 1281 2187 AKAMAI-AS, 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 7301 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 9009 4053 380 2297 M247, RO 20940 4019 3395 125 AKAMAI-ASN1, NL 12389 3151 2315 868 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2525 178 1818 CDNEXT, GB 34984 2415 363 576 TELLCOM-AS, TR 203020 1713 205 1005 HOSTROYALE, IN 8452 1679 1852 14 TE-AS TE-AS, EG 13188 1607 100 27 TRIOLAN, UA 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 12486 3301 570 UNINET, MX 10620 3455 463 1098 Telmex Colombia S.A., CO 13999 2503 511 350 Mega Cable, S.A. de C.V., MX 11830 1990 369 64 Instituto Costarricense de Electricidad y 28573 1375 2433 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1353 789 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1285 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1278 371 23 Telefonica del Peru S.A.A., PE 22884 1064 71 366 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1026 2486 56 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 1963 630 32 RAYA-AS, EG 36992 1678 1509 399 ETISALAT-MISR, EG 20011 1327 205 344 NTT-DATA-Inc, ZA 24863 1262 389 20 LINKdotNET-AS, EG 36903 1250 554 97 MT-MPLS, MA 29571 1189 102 52 ORANGE-COTE-IVOIRE, CI 36935 1119 523 47 Vodafone-, EG 37069 1085 1096 13 MOBINIL, EG 3741 567 725 321 NTT-DATA-Inc, ZA 36914 564 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 16509 14432 41104 5387 AMAZON-02, US 9808 13394 8762 118 CHINAMOBILE-CN China Mobile Communication 8151 12486 3301 570 UNINET, MX 12479 7301 1711 149 UNI2-AS, ES 7545 6120 833 587 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 298 66 ALJAWWALSTC-AS, SA 11492 4772 316 800 CABLEONE, US 22773 4634 3109 405 ASN-CXA-ALL-CCI-22773-RDC, US 9498 4503 538 315 BBIL-AP BHARTI Airtel Ltd., IN 174 4483 8767 839 COGENT-174, US 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 13394 13276 CHINAMOBILE-CN China Mobile Communications Grou 8151 12486 11916 UNINET, MX 12479 7301 7152 UNI2-AS, ES 7545 6120 5533 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4404 4380 FPT-AS-AP FPT Telecom Company, VN 22773 4634 4229 ASN-CXA-ALL-CCI-22773-RDC, US 9498 4503 4188 BBIL-AP BHARTI Airtel Ltd., IN 11492 4772 3972 CABLEONE, US 7552 3986 3958 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 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 395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 54739 UNALLOCATED 8.44.198.0/23 13335 CLOUDFLARENET, US 397015 UNALLOCATED 8.44.246.0/24 12025 IMDC-AS12025, US 13342 UNALLOCATED 12.17.5.0/24 174 COGENT-174, 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 23.135.216.0/24 Origin: 400565 RESERVED, ZZ 23.135.216.0/24 Transit: 3356 LEVEL3, 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 /11:93 /12:301 /13:583 /14:1202 /15:2139 /16:13841 /17:8270 /18:13688 /19:24935 /20:44973 /21:52487 /22:113562 /23:105827 /24:640592 /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 6683 12486 UNINET, MX 12479 6260 7301 UNI2-AS, ES 11492 3585 4772 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3473 3683 SHAW, CA 22773 2985 4634 ASN-CXA-ALL-CCI-22773-RDC, US 7155 2819 3860 VIASAT-SP-BACKBONE, US 16509 2427 14432 AMAZON-02, US 30036 2304 2646 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2210 3455 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) ---------------------------------------------- 1:2456 2:1562 3:965 4:10 5:4928 6:171 7:6 8:1532 9:6 11:172 12:1231 13:556 14:2661 15:401 16:303 17:390 18:910 20:601 21:4 22:188 23:8114 24:2614 25:2 27:2787 29:19 31:3378 32:33 33:1 34:88 35:279 36:4505 37:4565 38:10462 39:1175 40:477 41:4330 42:1947 43:2834 44:397 45:19337 46:5246 47:374 49:2176 50:2059 51:598 52:1629 54:358 55:1102 56:11 57:299 58:2293 59:1331 60:1198 61:3089 62:3113 63:1781 64:5888 65:2129 66:5937 67:3246 68:1491 69:4226 70:1043 71:642 72:3010 74:2897 75:1515 76:599 77:2790 78:1928 79:1784 80:2278 81:2129 82:3567 83:1475 84:1994 85:3602 86:1109 87:2159 88:1370 89:4532 90:814 91:8424 92:2814 93:3002 94:4184 95:4570 96:1513 97:312 98:947 99:751 100:71 101:1334 102:4499 103:32502 104:5474 105:1134 106:908 107:2793 108:1200 109:4243 110:2250 111:3863 112:2766 113:1911 114:2091 115:2264 116:2131 117:3076 118:3078 119:2030 120:2353 121:1513 122:2841 123:2308 124:1737 125:2915 126:124 128:1576 129:1003 130:1470 131:2200 132:778 133:461 134:1629 135:369 136:1496 137:1144 138:2831 139:1594 140:1683 141:1573 142:2199 143:2111 144:1314 145:627 146:2185 147:2140 148:2767 149:2878 150:1294 151:2667 152:2271 153:583 154:8420 155:2210 156:3246 157:2015 158:1462 159:2606 160:3718 161:2005 162:3986 163:2327 164:1963 165:2572 166:1519 167:2126 168:3818 169:769 170:5433 171:1061 172:4522 173:3434 174:905 175:1364 176:3762 177:4778 178:4341 179:2317 180:2806 181:4312 182:3774 183:2581 184:2099 185:21789 186:5408 187:4701 188:4420 189:4457 190:9774 191:1586 192:11432 193:9514 194:7887 195:5629 196:3535 197:3905 198:6142 199:8852 200:8114 201:6385 202:10546 203:10745 204:4624 205:3650 206:4400 207:3721 208:4329 209:5383 210:4733 211:2697 212:4935 213:4008 214:1039 215:53 216:7158 217:3407 218:1600 219:417 220:2202 221:1266 222:765 223:3156 End of report