IPv4 R&E Routing Table Report 18:40 GMT Thu 10 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: 1003390 Prefixes after maximum aggregation (per Origin AS): 382240 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 485474 Number of IPv4 prefixes with a valid ROA: 565511 Number of IPv4 prefixes with an invalid ROA: 427 Number of IPv4 prefixes with no ROA: 437452 Total ASes present in the Internet Routing Table: 77002 Prefixes per ASN: 13.03 Origin-only ASes present in the Internet Routing Table: 65945 Origin ASes announcing only one prefix: 26536 Transit ASes present in the Internet Routing Table: 11057 Transit-only ASes present in the Internet Routing Table: 558 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: 78 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1186 Number of instances of unregistered ASNs: 1233 Number of 32-bit ASNs allocated by the RIRs: 46773 Number of 32-bit ASNs visible in the Routing Table: 38557 Prefixes from 32-bit ASNs in the Routing Table: 211440 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: 477 Number of addresses announced to Internet: 3106080512 Equivalent to 185 /8s, 35 /16s and 7 /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: 330909 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 262241 Total APNIC prefixes after maximum aggregation: 77476 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 253418 Unique aggregates announced from the APNIC address blocks: 104897 APNIC Region origin ASes present in the Internet Routing Table: 14675 APNIC Prefixes per ASN: 17.27 APNIC Region origin ASes announcing only one prefix: 4464 APNIC Region transit ASes present in the Internet Routing Table: 1962 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: 10225 Number of APNIC addresses announced to Internet: 749280256 Equivalent to 44 /8s, 169 /16s and 28 /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: 293721 Total ARIN prefixes after maximum aggregation: 131705 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 295871 Unique aggregates announced from the ARIN address blocks: 140507 ARIN Region origin ASes present in the Internet Routing Table: 19199 ARIN Prefixes per ASN: 15.41 ARIN Region origin ASes announcing only one prefix: 7025 ARIN Region transit ASes present in the Internet Routing Table: 1978 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5244 Number of ARIN addresses announced to Internet: 1349179392 Equivalent to 80 /8s, 106 /16s and 216 /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: 279183 Total RIPE prefixes after maximum aggregation: 135718 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 277760 Unique aggregates announced from the RIPE address blocks: 176941 RIPE Region origin ASes present in the Internet Routing Table: 28980 RIPE Prefixes per ASN: 9.58 RIPE Region origin ASes announcing only one prefix: 12032 RIPE Region transit ASes present in the Internet Routing Table: 3976 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: 12561 Number of RIPE addresses announced to Internet: 731402496 Equivalent to 43 /8s, 152 /16s and 81 /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: 132434 Total LACNIC prefixes after maximum aggregation: 29722 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 128670 Unique aggregates announced from the LACNIC address blocks: 49048 LACNIC Region origin ASes present in the Internet Routing Table: 11271 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2339 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: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9235 Number of LACNIC addresses announced to Internet: 171197952 Equivalent to 10 /8s, 52 /16s and 70 /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: 34625 Total AfriNIC prefixes after maximum aggregation: 6840 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 47194 Unique aggregates announced from the AfriNIC address blocks: 13659 AfriNIC Region origin ASes present in the Internet Routing Table: 1926 AfriNIC Prefixes per ASN: 24.50 AfriNIC Region origin ASes announcing only one prefix: 676 AfriNIC Region transit ASes present in the Internet Routing Table: 389 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 78 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1292 Number of AfriNIC addresses announced to Internet: 104758784 Equivalent to 6 /8s, 62 /16s and 126 /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 11751 8759 112 CHINAMOBILE-CN China Mobile Communication 7545 6142 839 618 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4412 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4359 535 312 BBIL-AP BHARTI Airtel Ltd., IN 7552 3915 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3704 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3288 1869 101 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 2183 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 13659 40959 5253 AMAZON-02, US 174 5313 8769 848 COGENT-174, US 11492 4787 317 605 CABLEONE, US 7155 3857 286 85 VIASAT-SP-BACKBONE, US 6327 3634 1320 82 SHAW, CA 22773 3342 3034 167 ASN-CXA-ALL-CCI-22773-RDC, US 749 3225 54767 2476 DNIC-AS-00749, US 396982 3195 3854 432 GOOGLE-CLOUD-PLATFORM, US 16625 3060 1290 2240 AKAMAI-AS, US 4155 2840 215 1736 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 7638 1713 150 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4037 3395 128 AKAMAI-ASN1, NL 9009 3769 359 2094 M247, RO 12389 3118 2305 882 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2403 361 583 TELLCOM-AS, TR 212238 2352 168 1720 CDNEXT, GB 13188 1606 100 34 TRIOLAN, UA 8452 1557 1852 14 TE-AS TE-AS, EG 8551 1430 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 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 12331 3255 575 UNINET, MX 10620 3508 481 1019 Telmex Colombia S.A., CO 13999 2527 538 353 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 1196 371 22 Telefonica del Peru S.A.A., PE 11664 1188 278 33 Techtel LMDS Comunicaciones Interactivas 22884 1065 68 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 6503 1023 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 29571 1607 102 33 ORANGE-COTE-IVOIRE, CI 20011 1296 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 24835 1108 633 33 RAYA-AS, EG 36992 826 1420 272 ETISALAT-MISR, EG 36935 773 522 46 Vodafone-, EG 37069 600 1112 11 MOBINIL, EG 24863 584 389 22 LINKdotNET-AS, EG 36914 576 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 13659 40959 5253 AMAZON-02, US 8151 12331 3255 575 UNINET, MX 9808 11751 8759 112 CHINAMOBILE-CN China Mobile Communication 12479 7638 1713 150 UNI2-AS, ES 7545 6142 839 618 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5313 8769 848 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4787 317 605 CABLEONE, US 18403 4412 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4359 535 312 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 12331 11756 UNINET, MX 9808 11751 11639 CHINAMOBILE-CN China Mobile Communications Grou 12479 7638 7488 UNI2-AS, ES 7545 6142 5524 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 174 5313 4465 COGENT-174, US 18403 4412 4387 FPT-AS-AP FPT Telecom Company, VN 11492 4787 4182 CABLEONE, US 9498 4359 4047 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 /13:580 /14:1208 /15:2168 /16:13827 /17:8295 /18:13611 /19:24635 /20:44004 /21:52370 /22:112083 /23:106722 /24:623426 /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 6571 7638 UNI2-AS, ES 8151 6525 12331 UNINET, MX 11492 3581 4787 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3432 3634 SHAW, CA 7155 2816 3857 VIASAT-SP-BACKBONE, US 22773 2494 3342 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2348 13659 AMAZON-02, US 30036 2267 2608 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2195 3508 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) ---------------------------------------------- 1:2414 2:1527 3:844 4:10 5:5000 6:162 7:6 8:1578 9:1 11:172 12:1341 13:457 14:2558 15:364 16:285 17:377 18:896 20:563 21:4 22:188 23:7736 24:2814 25:2 27:2819 29:19 31:3361 32:43 33:1 34:84 35:255 36:3524 37:4595 38:10593 39:908 40:236 41:4242 42:1916 43:2691 44:378 45:19199 46:5101 47:334 49:1921 50:1894 51:592 52:1555 54:324 55:1059 56:11 57:282 58:2187 59:1240 60:1174 61:2921 62:2966 63:1807 64:5579 65:2189 66:4787 67:3144 68:1099 69:4032 70:1047 71:631 72:2947 74:2815 75:1522 76:608 77:2852 78:1905 79:1723 80:2207 81:2092 82:3170 83:1440 84:1864 85:3455 86:1088 87:2392 88:1333 89:4424 90:775 91:8489 92:2753 93:2948 94:4103 95:4405 96:1502 97:309 98:961 99:697 100:72 101:1424 102:4184 103:32358 104:5236 105:1159 106:974 107:2634 108:1267 109:4200 110:2233 111:3276 112:2220 113:1862 114:1971 115:2267 116:2103 117:2553 118:2912 119:1925 120:2133 121:1330 122:2809 123:2438 124:1652 125:2886 126:91 128:1601 129:989 130:1316 131:2126 132:786 133:450 134:1584 135:395 136:1436 137:1141 138:3006 139:1580 140:1636 141:1526 142:1922 143:1990 144:1172 145:563 146:2184 147:2103 148:2719 149:2997 150:1237 151:2213 152:2094 153:591 154:7715 155:1794 156:2942 157:1929 158:1346 159:2495 160:3682 161:1900 162:3885 163:2252 164:1899 165:2097 166:1498 167:2031 168:4164 169:791 170:5379 171:1005 172:4431 173:3385 174:919 175:1317 176:3772 177:5363 178:4019 179:2486 180:2640 181:4253 182:3490 183:2217 184:2125 185:21742 186:5570 187:4895 188:4280 189:4525 190:9860 191:1571 192:11322 193:9506 194:7850 195:5641 196:3633 197:3690 198:6124 199:8574 200:8548 201:6523 202:10439 203:10700 204:4583 205:3626 206:4504 207:3509 208:4290 209:5160 210:4651 211:2570 212:4590 213:3819 214:1026 215:46 216:6822 217:3218 218:1376 219:403 220:2137 221:1186 222:709 223:2643 End of report