IPv4 R&E Routing Table Report 18:40 GMT Fri 15 Aug, 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: 1021104 Prefixes after maximum aggregation (per Origin AS): 386666 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 489253 Number of IPv4 prefixes with a valid ROA: 578874 Number of IPv4 prefixes with an invalid ROA: 2269 Number of IPv4 prefixes with no ROA: 439958 Total ASes present in the Internet Routing Table: 77333 Prefixes per ASN: 13.20 Origin-only ASes present in the Internet Routing Table: 66332 Origin ASes announcing only one prefix: 26588 Transit ASes present in the Internet Routing Table: 11001 Transit-only ASes present in the Internet Routing Table: 555 Paths with bogon ASNs present in the IPv4 Routing Table: 129 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: 1196 Number of instances of unregistered ASNs: 1235 Number of 32-bit ASNs allocated by the RIRs: 47163 Number of 32-bit ASNs visible in the Routing Table: 38887 Prefixes from 32-bit ASNs in the Routing Table: 215265 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: 441 Number of addresses announced to Internet: 3108906240 Equivalent to 185 /8s, 78 /16s and 37 /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: 336357 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 269018 Total APNIC prefixes after maximum aggregation: 78654 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 259719 Unique aggregates announced from the APNIC address blocks: 105191 APNIC Region origin ASes present in the Internet Routing Table: 14784 APNIC Prefixes per ASN: 17.57 APNIC Region origin ASes announcing only one prefix: 4500 APNIC Region transit ASes present in the Internet Routing Table: 1972 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10329 Number of APNIC addresses announced to Internet: 749916416 Equivalent to 44 /8s, 178 /16s and 209 /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: 296448 Total ARIN prefixes after maximum aggregation: 132880 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 298235 Unique aggregates announced from the ARIN address blocks: 141809 ARIN Region origin ASes present in the Internet Routing Table: 19268 ARIN Prefixes per ASN: 15.48 ARIN Region origin ASes announcing only one prefix: 7050 ARIN Region transit ASes present in the Internet Routing Table: 1958 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5297 Number of ARIN addresses announced to Internet: 1349533696 Equivalent to 80 /8s, 112 /16s and 64 /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: 284066 Total RIPE prefixes after maximum aggregation: 137413 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 282975 Unique aggregates announced from the RIPE address blocks: 178777 RIPE Region origin ASes present in the Internet Routing Table: 29084 RIPE Prefixes per ASN: 9.73 RIPE Region origin ASes announcing only one prefix: 12062 RIPE Region transit ASes present in the Internet Routing Table: 3983 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12678 Number of RIPE addresses announced to Internet: 732811008 Equivalent to 43 /8s, 173 /16s and 207 /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: 132577 Total LACNIC prefixes after maximum aggregation: 29929 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 128702 Unique aggregates announced from the LACNIC address blocks: 49045 LACNIC Region origin ASes present in the Internet Routing Table: 11286 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2318 LACNIC Region transit ASes present in the Internet Routing Table: 2535 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9255 Number of LACNIC addresses announced to Internet: 171097856 Equivalent to 10 /8s, 50 /16s and 191 /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: 37799 Total AfriNIC prefixes after maximum aggregation: 7021 AfriNIC Deaggregation factor: 5.38 Prefixes being announced from the AfriNIC address blocks: 51032 Unique aggregates announced from the AfriNIC address blocks: 14051 AfriNIC Region origin ASes present in the Internet Routing Table: 1965 AfriNIC Prefixes per ASN: 25.97 AfriNIC Region origin ASes announcing only one prefix: 658 AfriNIC Region transit ASes present in the Internet Routing Table: 381 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: 1328 Number of AfriNIC addresses announced to Internet: 105302784 Equivalent to 6 /8s, 70 /16s and 203 /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 12874 8759 111 CHINAMOBILE-CN China Mobile Communication 7545 6133 838 612 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4597 348 27 FPT-AS-AP FPT Telecom Company, VN 9498 4469 536 313 BBIL-AP BHARTI Airtel Ltd., IN 7552 3939 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3719 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3313 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 2967 811 177 CMNET-JIANGSU-AP China Mobile communicati 24560 2923 865 503 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2180 428 184 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 13885 41105 5301 AMAZON-02, US 174 5197 8769 864 COGENT-174, US 11492 4733 314 786 CABLEONE, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3643 1320 82 SHAW, CA 22773 3348 3029 165 ASN-CXA-ALL-CCI-22773-RDC, US 749 3222 54766 2473 DNIC-AS-00749, US 396982 3215 3858 436 GOOGLE-CLOUD-PLATFORM, US 16625 3052 1287 2208 AKAMAI-AS, US 4155 2940 229 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 7558 1711 149 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4035 3395 128 AKAMAI-ASN1, NL 9009 3865 366 2181 M247, RO 12389 3114 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2623 585 29 EMIRATES-INTERNET Emirates Internet, AE 34984 2403 361 584 TELLCOM-AS, TR 212238 2331 165 1695 CDNEXT, GB 203020 1647 209 772 HOSTROYALE, IN 13188 1605 100 37 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 12358 3248 585 UNINET, MX 10620 3482 472 1051 Telmex Colombia S.A., CO 13999 2528 511 349 Mega Cable, S.A. de C.V., MX 11830 1982 369 64 Instituto Costarricense de Electricidad y 28573 1373 2433 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1337 777 214 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1223 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1184 371 22 Telefonica del Peru S.A.A., PE 22884 1060 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1017 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 1770 660 28 RAYA-AS, EG 29571 1499 94 32 ORANGE-COTE-IVOIRE, CI 36992 1425 1501 377 ETISALAT-MISR, EG 20011 1319 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 24863 1242 389 20 LINKdotNET-AS, EG 37069 1086 1112 11 MOBINIL, EG 36935 990 522 45 Vodafone-, EG 36914 571 82 3 KENET-AS, KE 3741 564 725 321 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 13885 41105 5301 AMAZON-02, US 9808 12874 8759 111 CHINAMOBILE-CN China Mobile Communication 8151 12358 3248 585 UNINET, MX 12479 7558 1711 149 UNI2-AS, ES 7545 6133 838 612 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5197 8769 864 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4733 314 786 CABLEONE, US 18403 4597 348 27 FPT-AS-AP FPT Telecom Company, VN 9498 4469 536 313 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 12874 12763 CHINAMOBILE-CN China Mobile Communications Grou 8151 12358 11773 UNINET, MX 12479 7558 7409 UNI2-AS, ES 7545 6133 5521 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4597 4570 FPT-AS-AP FPT Telecom Company, VN 174 5197 4333 COGENT-174, US 9498 4469 4156 BBIL-AP BHARTI Airtel Ltd., IN 11492 4733 3947 CABLEONE, US 7552 3939 3912 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 32182 UNALLOCATED 8.9.96.0/23 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 396146 UNALLOCATED 8.21.227.0/24 3356 LEVEL3, 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 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 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 23.147.224.0/24 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 /12:299 /13:581 /14:1215 /15:2177 /16:13901 /17:8382 /18:13804 /19:24860 /20:45019 /21:53017 /22:114255 /23:108756 /24:634675 /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 6557 12358 UNINET, MX 12479 6518 7558 UNI2-AS, ES 11492 3552 4733 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3441 3643 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2501 3348 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2380 13885 AMAZON-02, US 30036 2297 2640 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2202 3482 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) ---------------------------------------------- 1:2443 2:1645 3:886 4:10 5:5152 6:157 7:6 8:1568 9:3 11:172 12:1256 13:458 14:2592 15:377 16:285 17:382 18:907 20:583 21:4 22:188 23:7865 24:2804 25:2 27:2866 29:19 31:3502 32:37 33:1 34:87 35:264 36:4276 37:4635 38:10601 39:996 40:267 41:4481 42:2074 43:2753 44:388 45:19592 46:5199 47:341 49:1979 50:2061 51:592 52:1550 54:322 55:1111 56:11 57:287 58:2243 59:1335 60:1181 61:3106 62:3058 63:1800 64:5653 65:2166 66:4885 67:3150 68:1103 69:4064 70:1047 71:640 72:2967 74:2860 75:1527 76:609 77:2892 78:1924 79:1740 80:2249 81:2099 82:3293 83:1488 84:1946 85:3479 86:1220 87:2408 88:1369 89:4490 90:776 91:8516 92:2835 93:2977 94:4263 95:4493 96:1500 97:310 98:959 99:710 100:71 101:1460 102:4496 103:32722 104:5296 105:1069 106:874 107:2647 108:1285 109:4249 110:2249 111:3587 112:2462 113:1882 114:1989 115:2319 116:2136 117:2698 118:3065 119:1939 120:2207 121:1350 122:2840 123:2460 124:1743 125:2909 126:91 128:1621 129:1015 130:1326 131:2168 132:782 133:450 134:1626 135:402 136:1478 137:1143 138:3026 139:1605 140:1626 141:1540 142:1939 143:2028 144:1183 145:593 146:2192 147:2114 148:2713 149:3042 150:1281 151:2362 152:2130 153:594 154:7927 155:1900 156:3126 157:1976 158:1383 159:2527 160:3701 161:1946 162:3915 163:2296 164:1915 165:2494 166:1546 167:2069 168:4091 169:793 170:5463 171:1004 172:4278 173:3417 174:906 175:1344 176:3857 177:5370 178:4122 179:2527 180:2636 181:4333 182:3594 183:2383 184:2117 185:21891 186:5580 187:4900 188:4315 189:4523 190:9821 191:1641 192:11386 193:9550 194:7956 195:5745 196:3694 197:3783 198:6144 199:8674 200:8554 201:6526 202:10613 203:10872 204:4600 205:3638 206:4552 207:3531 208:4329 209:5183 210:4778 211:2667 212:4667 213:3899 214:1038 215:51 216:6864 217:3473 218:1453 219:422 220:2145 221:1211 222:743 223:2866 End of report