IPv4 R&E Routing Table Report 18:40 GMT Thu 06 Mar, 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: 995372 Prefixes after maximum aggregation (per Origin AS): 373842 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 476328 Number of IPv4 prefixes with a valid ROA: 546898 Number of IPv4 prefixes with an invalid ROA: 1538 Number of IPv4 prefixes with no ROA: 446936 Total ASes present in the Internet Routing Table: 76656 Prefixes per ASN: 12.98 Origin-only ASes present in the Internet Routing Table: 65777 Origin ASes announcing only one prefix: 26512 Transit ASes present in the Internet Routing Table: 10879 Transit-only ASes present in the Internet Routing Table: 539 Paths with bogon ASNs present in the IPv4 Routing Table: 95 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1027 Number of instances of unregistered ASNs: 1033 Number of 32-bit ASNs allocated by the RIRs: 46200 Number of 32-bit ASNs visible in the Routing Table: 37916 Prefixes from 32-bit ASNs in the Routing Table: 205797 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 495 Number of addresses announced to Internet: 3111480832 Equivalent to 185 /8s, 117 /16s and 110 /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: 328788 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 257570 Total APNIC prefixes after maximum aggregation: 76058 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 249366 Unique aggregates announced from the APNIC address blocks: 102646 APNIC Region origin ASes present in the Internet Routing Table: 14508 APNIC Prefixes per ASN: 17.19 APNIC Region origin ASes announcing only one prefix: 4424 APNIC Region transit ASes present in the Internet Routing Table: 1934 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10017 Number of APNIC addresses announced to Internet: 749601536 Equivalent to 44 /8s, 174 /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: 290983 Total ARIN prefixes after maximum aggregation: 128318 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 292176 Unique aggregates announced from the ARIN address blocks: 136309 ARIN Region origin ASes present in the Internet Routing Table: 19208 ARIN Prefixes per ASN: 15.21 ARIN Region origin ASes announcing only one prefix: 7019 ARIN Region transit ASes present in the Internet Routing Table: 1960 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: 5159 Number of ARIN addresses announced to Internet: 1350207488 Equivalent to 80 /8s, 122 /16s and 136 /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: 276027 Total RIPE prefixes after maximum aggregation: 132629 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 273537 Unique aggregates announced from the RIPE address blocks: 172913 RIPE Region origin ASes present in the Internet Routing Table: 28896 RIPE Prefixes per ASN: 9.47 RIPE Region origin ASes announcing only one prefix: 12059 RIPE Region transit ASes present in the Internet Routing Table: 3948 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: 12303 Number of RIPE addresses announced to Internet: 732809472 Equivalent to 43 /8s, 173 /16s and 201 /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: 132287 Total LACNIC prefixes after maximum aggregation: 29249 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 128979 Unique aggregates announced from the LACNIC address blocks: 48780 LACNIC Region origin ASes present in the Internet Routing Table: 11212 LACNIC Prefixes per ASN: 11.50 LACNIC Region origin ASes announcing only one prefix: 2346 LACNIC Region transit ASes present in the Internet Routing Table: 2493 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9157 Number of LACNIC addresses announced to Internet: 173808896 Equivalent to 10 /8s, 92 /16s and 29 /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: 37478 Total AfriNIC prefixes after maximum aggregation: 6942 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 50819 Unique aggregates announced from the AfriNIC address blocks: 15248 AfriNIC Region origin ASes present in the Internet Routing Table: 1917 AfriNIC Prefixes per ASN: 26.51 AfriNIC Region origin ASes announcing only one prefix: 664 AfriNIC Region transit ASes present in the Internet Routing Table: 381 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280 Number of AfriNIC addresses announced to Internet: 104812032 Equivalent to 6 /8s, 63 /16s and 78 /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 10324 8753 88 CHINAMOBILE-CN China Mobile Communication 7545 6210 843 655 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4391 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4241 530 276 BBIL-AP BHARTI Airtel Ltd., IN 7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN 7713 3691 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3270 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2848 855 532 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2208 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 4755 2167 434 194 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 12972 39645 3919 AMAZON-02, US 174 5341 8769 968 COGENT-174, US 11492 4671 310 587 CABLEONE, US 7155 4175 286 83 VIASAT-SP-BACKBONE, US 6327 3619 1320 81 SHAW, CA 22773 3380 3033 181 ASN-CXA-ALL-CCI-22773-RDC, US 749 3259 54879 2506 DNIC-AS-00749, US 16625 3054 1296 2222 AKAMAI-AS, US 396982 2936 3660 453 GOOGLE-CLOUD-PLATFORM, US 30036 2559 353 399 MEDIACOM-ENTERPRISE-BUSINESS, 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 7763 1714 145 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3999 3395 128 AKAMAI-ASN1, NL 9009 3777 323 1940 M247, RO 12389 2980 2303 890 ROSTELECOM-AS, RU 34984 2367 361 580 TELLCOM-AS, TR 212238 2030 146 1500 CDNEXT, GB 8452 1619 1852 14 TE-AS TE-AS, EG 13188 1606 100 34 TRIOLAN, UA 62240 1487 98 746 CLOUVIDER Clouvider - Global ASN, GB 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 11830 3234 592 UNINET, MX 10620 3547 492 956 Telmex Colombia S.A., CO 13999 2506 539 374 Mega Cable, S.A. de C.V., MX 11830 1989 369 64 Instituto Costarricense de Electricidad y 28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1330 781 212 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1192 371 22 Telefonica del Peru S.A.A., PE 11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas 28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR 6503 1105 374 163 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 24835 1683 599 30 RAYA-AS, EG 24863 1618 389 16 LINKdotNET-AS, EG 29571 1577 99 102 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 286 ETISALAT-MISR, EG 20011 1292 202 342 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 36935 1022 523 45 Vodafone-, EG 37069 851 1083 15 MOBINIL, EG 37457 587 316 32 Telkom-Internet, ZA 3741 557 661 318 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 12972 39645 3919 AMAZON-02, US 8151 11830 3234 592 UNINET, MX 9808 10324 8753 88 CHINAMOBILE-CN China Mobile Communication 12479 7763 1714 145 UNI2-AS, ES 7545 6210 843 655 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5341 8769 968 COGENT-174, US 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4671 310 587 CABLEONE, US 18403 4391 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4241 530 276 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 11830 11238 UNINET, MX 9808 10324 10236 CHINAMOBILE-CN China Mobile Communications Grou 12479 7763 7618 UNI2-AS, ES 7545 6210 5555 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4797 4735 ALJAWWALSTC-AS, SA 174 5341 4373 COGENT-174, US 18403 4391 4366 FPT-AS-AP FPT Telecom Company, VN 7155 4175 4092 VIASAT-SP-BACKBONE, US 11492 4671 4084 CABLEONE, US 9498 4241 3965 BBIL-AP BHARTI Airtel Ltd., IN 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 46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 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 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: 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US 23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /9:16 /10:42 /11:92 /12:304 /13:586 /14:1229 /15:2188 /16:14037 /17:8368 /18:13899 /19:24766 /20:44409 /21:52633 /22:113445 /23:105278 /24:614064 /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 6704 7763 UNI2-AS, ES 8151 6002 11830 UNINET, MX 11492 3527 4671 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3416 3619 SHAW, CA 7155 3121 4175 VIASAT-SP-BACKBONE, US 22773 2517 3380 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2340 12972 AMAZON-02, US 30036 2219 2559 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2187 3547 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) ---------------------------------------------- 1:2338 2:1526 3:584 4:10 5:4850 6:167 7:6 8:1550 9:1 11:172 12:1376 13:349 14:2515 15:350 16:277 17:360 18:926 20:462 21:4 22:188 23:7345 24:2785 25:2 27:2749 29:19 31:3216 32:43 34:83 35:203 36:2414 37:4651 38:10048 39:898 40:153 41:4476 42:1996 43:2552 44:357 45:19151 46:5048 47:289 49:1989 50:1892 51:589 52:1566 54:302 55:1068 56:9 57:252 58:2225 59:1223 60:1166 61:3009 62:2998 63:1844 64:5541 65:2190 66:4710 67:3055 68:1120 69:4011 70:1105 71:616 72:2943 74:2804 75:1654 76:611 77:2804 78:1872 79:1724 80:2230 81:2036 82:2730 83:1418 84:1819 85:3370 86:1030 87:2420 88:1300 89:4323 90:780 91:8420 92:2799 93:2909 94:3923 95:4282 96:1408 97:318 98:970 99:740 100:71 101:1399 102:4108 103:32412 104:4816 105:1231 106:996 107:2588 108:1216 109:4154 110:2229 111:3332 112:2048 113:1816 114:1949 115:2213 116:2078 117:2758 118:2807 119:1962 120:1882 121:1359 122:2786 123:2324 124:1585 125:2888 126:92 128:1599 129:1034 130:1304 131:1906 132:787 133:451 134:1530 135:373 136:1283 137:1120 138:3059 139:1630 140:1554 141:1478 142:1850 143:1659 144:1052 145:479 146:2158 147:2077 148:2607 149:2930 150:1251 151:1960 152:2121 153:574 154:8154 155:1640 156:3312 157:1916 158:1277 159:2423 160:3643 161:1966 162:3700 163:1884 164:1733 165:2204 166:1385 167:1903 168:4218 169:799 170:5270 171:999 172:4465 173:3255 174:912 175:1283 176:3703 177:5481 178:3839 179:2402 180:2616 181:4161 182:3374 183:2052 184:2309 185:21676 186:5424 187:4714 188:4240 189:4405 190:9842 191:1971 192:11168 193:9442 194:7816 195:5625 196:3555 197:3813 198:6129 199:8396 200:8495 201:6419 202:10479 203:10715 204:4490 205:3654 206:4594 207:3465 208:4205 209:5190 210:4596 211:2524 212:4545 213:3816 214:1064 215:42 216:6635 217:3177 218:1351 219:387 220:2105 221:1057 222:715 223:2319 End of report