IPv4 R&E Routing Table Report 18:40 GMT Tue 30 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: 1030040 Prefixes after maximum aggregation (per Origin AS): 390168 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 494690 Number of IPv4 prefixes with a valid ROA: 590531 Number of IPv4 prefixes with an invalid ROA: 2434 Number of IPv4 prefixes with no ROA: 437075 Total ASes present in the Internet Routing Table: 77436 Prefixes per ASN: 13.30 Origin-only ASes present in the Internet Routing Table: 66400 Origin ASes announcing only one prefix: 26635 Transit ASes present in the Internet Routing Table: 11036 Transit-only ASes present in the Internet Routing Table: 553 Paths with bogon ASNs present in the IPv4 Routing Table: 143 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: 1043 Number of instances of unregistered ASNs: 1082 Number of 32-bit ASNs allocated by the RIRs: 47586 Number of 32-bit ASNs visible in the Routing Table: 39079 Prefixes from 32-bit ASNs in the Routing Table: 218727 Number of bogon 32-bit ASNs visible in the Routing Table: 110 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 437 Number of addresses announced to Internet: 3112726784 Equivalent to 185 /8s, 136 /16s and 113 /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: 339602 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 272597 Total APNIC prefixes after maximum aggregation: 79526 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 262367 Unique aggregates announced from the APNIC address blocks: 105166 APNIC Region origin ASes present in the Internet Routing Table: 14762 APNIC Prefixes per ASN: 17.77 APNIC Region origin ASes announcing only one prefix: 4454 APNIC Region transit ASes present in the Internet Routing Table: 1968 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10330 Number of APNIC addresses announced to Internet: 751436544 Equivalent to 44 /8s, 202 /16s and 3 /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: 298946 Total ARIN prefixes after maximum aggregation: 133873 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 300575 Unique aggregates announced from the ARIN address blocks: 142775 ARIN Region origin ASes present in the Internet Routing Table: 19324 ARIN Prefixes per ASN: 15.55 ARIN Region origin ASes announcing only one prefix: 7085 ARIN Region transit ASes present in the Internet Routing Table: 1953 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5350 Number of ARIN addresses announced to Internet: 1352899840 Equivalent to 80 /8s, 163 /16s and 157 /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: 286616 Total RIPE prefixes after maximum aggregation: 138682 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 285795 Unique aggregates announced from the RIPE address blocks: 180681 RIPE Region origin ASes present in the Internet Routing Table: 29153 RIPE Prefixes per ASN: 9.80 RIPE Region origin ASes announcing only one prefix: 12087 RIPE Region transit ASes present in the Internet Routing Table: 4014 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12786 Number of RIPE addresses announced to Internet: 733125376 Equivalent to 43 /8s, 178 /16s and 155 /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: 132674 Total LACNIC prefixes after maximum aggregation: 30328 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 128670 Unique aggregates announced from the LACNIC address blocks: 49401 LACNIC Region origin ASes present in the Internet Routing Table: 11304 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2342 LACNIC Region transit ASes present in the Internet Routing Table: 2524 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 37 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9271 Number of LACNIC addresses announced to Internet: 170871040 Equivalent to 10 /8s, 47 /16s and 73 /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: 38164 Total AfriNIC prefixes after maximum aggregation: 7049 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 52196 Unique aggregates announced from the AfriNIC address blocks: 16281 AfriNIC Region origin ASes present in the Internet Routing Table: 1979 AfriNIC Prefixes per ASN: 26.37 AfriNIC Region origin ASes announcing only one prefix: 667 AfriNIC Region transit ASes present in the Internet Routing Table: 390 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: 1342 Number of AfriNIC addresses announced to Internet: 104161792 Equivalent to 6 /8s, 53 /16s and 98 /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 13677 8759 113 CHINAMOBILE-CN China Mobile Communication 7545 6159 834 600 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4491 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4474 536 314 BBIL-AP BHARTI Airtel Ltd., IN 7552 3952 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3748 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3319 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 3115 827 180 CMNET-JIANGSU-AP China Mobile communicati 24560 2927 862 504 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 9304 2337 501 1483 HUTCHISON-AS-AP HGC Global Communications 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 14280 40897 5411 AMAZON-02, US 174 5045 8770 814 COGENT-174, US 11492 4747 320 802 CABLEONE, US 22773 3953 3061 312 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3675 1320 82 SHAW, CA 396982 3271 4824 460 GOOGLE-CLOUD-PLATFORM, US 749 3220 54766 2471 DNIC-AS-00749, US 4155 3076 238 1703 USDA-1, US 16625 3048 1303 2217 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 7446 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 20940 4039 3395 127 AKAMAI-ASN1, NL 9009 3952 370 2210 M247, RO 12389 3137 2315 868 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2629 585 28 EMIRATES-INTERNET Emirates Internet, AE 212238 2443 174 1767 CDNEXT, GB 34984 2416 363 577 TELLCOM-AS, TR 203020 1854 199 871 HOSTROYALE, IN 8452 1630 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 12419 3278 574 UNINET, MX 10620 3504 474 1047 Telmex Colombia S.A., CO 13999 2543 511 346 Mega Cable, S.A. de C.V., MX 11830 1989 369 64 Instituto Costarricense de Electricidad y 28573 1369 2433 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1354 789 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1236 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1177 371 23 Telefonica del Peru S.A.A., PE 22884 1063 71 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1011 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 1846 652 28 RAYA-AS, EG 36992 1510 1498 384 ETISALAT-MISR, EG 20011 1324 205 344 NTT-DATA-Inc, ZA 36903 1250 554 97 MT-MPLS, MA 24863 1249 389 20 LINKdotNET-AS, EG 29571 1185 102 53 ORANGE-COTE-IVOIRE, CI 37069 1085 1096 13 MOBINIL, EG 36935 1059 520 42 Vodafone-, EG 36914 567 82 3 KENET-AS, KE 3741 566 725 321 NTT-DATA-Inc, 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 14280 40897 5411 AMAZON-02, US 9808 13677 8759 113 CHINAMOBILE-CN China Mobile Communication 8151 12419 3278 574 UNINET, MX 12479 7446 1711 149 UNI2-AS, ES 7545 6159 834 600 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5045 8770 814 COGENT-174, US 39891 4833 298 66 ALJAWWALSTC-AS, SA 11492 4747 320 802 CABLEONE, US 18403 4491 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4474 536 314 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 9808 13677 13564 CHINAMOBILE-CN China Mobile Communications Grou 8151 12419 11845 UNINET, MX 12479 7446 7297 UNI2-AS, ES 7545 6159 5559 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4491 4465 FPT-AS-AP FPT Telecom Company, VN 174 5045 4231 COGENT-174, US 9498 4474 4160 BBIL-AP BHARTI Airtel Ltd., IN 11492 4747 3945 CABLEONE, US 7552 3952 3924 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 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 395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 54739 UNALLOCATED 8.44.198.0/23 13335 CLOUDFLARENET, 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 /11:93 /12:302 /13:584 /14:1209 /15:2161 /16:13883 /17:8347 /18:13745 /19:24910 /20:45409 /21:53120 /22:114556 /23:109354 /24:642296 /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 6606 12419 UNINET, MX 12479 6419 7446 UNI2-AS, ES 11492 3561 4747 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3465 3675 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2514 3953 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2407 14280 AMAZON-02, US 30036 2285 2625 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2222 3504 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) ---------------------------------------------- 1:2447 2:1673 3:944 4:10 5:5237 6:170 7:6 8:1556 9:6 11:172 12:1244 13:537 14:2642 15:401 16:303 17:392 18:906 20:592 21:4 22:188 23:7932 24:2793 25:2 27:2851 29:19 31:3486 32:37 33:1 34:88 35:276 36:4453 37:4657 38:10673 39:1096 40:297 41:4623 42:2003 43:2810 44:396 45:19762 46:5260 47:348 49:2065 50:2047 51:595 52:1604 54:360 55:1086 56:11 57:295 58:2230 59:1351 60:1193 61:3125 62:3108 63:1779 64:5703 65:2162 66:5041 67:3154 68:1133 69:4093 70:1048 71:644 72:3045 74:2872 75:1516 76:606 77:2891 78:1936 79:1777 80:2270 81:2137 82:3466 83:1527 84:1999 85:3533 86:1199 87:2395 88:1381 89:4536 90:816 91:8499 92:2861 93:3001 94:4291 95:4513 96:1527 97:312 98:954 99:741 100:71 101:1465 102:4756 103:32702 104:5382 105:1074 106:895 107:2663 108:1229 109:4281 110:2253 111:3778 112:2662 113:1890 114:1998 115:2395 116:2134 117:2944 118:3071 119:1952 120:2274 121:1372 122:2868 123:2561 124:1767 125:2883 126:93 128:1602 129:1009 130:1314 131:2225 132:794 133:461 134:1620 135:412 136:1505 137:1132 138:2993 139:1611 140:1648 141:1566 142:1944 143:2097 144:1281 145:634 146:2193 147:2149 148:2751 149:2919 150:1283 151:2572 152:2164 153:643 154:7780 155:2075 156:3510 157:2022 158:1424 159:2587 160:3626 161:2026 162:3969 163:2323 164:1973 165:2615 166:1565 167:2124 168:4028 169:792 170:5616 171:1009 172:4288 173:3443 174:911 175:1351 176:3927 177:5261 178:4355 179:2463 180:2624 181:4408 182:3723 183:2652 184:2114 185:21940 186:5702 187:4857 188:4363 189:4540 190:9942 191:1642 192:11437 193:9549 194:7940 195:5752 196:3695 197:4044 198:6157 199:8766 200:8534 201:6497 202:10638 203:10833 204:4598 205:3642 206:4590 207:3569 208:4335 209:5345 210:4825 211:2712 212:4850 213:3944 214:1037 215:52 216:6971 217:3502 218:1586 219:423 220:2194 221:1237 222:752 223:3064 End of report