IPv4 R&E Routing Table Report 18:40 GMT Sun 03 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: 1010979 Prefixes after maximum aggregation (per Origin AS): 384439 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 488423 Number of IPv4 prefixes with a valid ROA: 558509 Number of IPv4 prefixes with an invalid ROA: 857 Number of IPv4 prefixes with no ROA: 451613 Total ASes present in the Internet Routing Table: 77124 Prefixes per ASN: 13.11 Origin-only ASes present in the Internet Routing Table: 66164 Origin ASes announcing only one prefix: 26577 Transit ASes present in the Internet Routing Table: 10960 Transit-only ASes present in the Internet Routing Table: 545 Paths with bogon ASNs present in the IPv4 Routing Table: 88 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: 1139 Number of instances of unregistered ASNs: 1168 Number of 32-bit ASNs allocated by the RIRs: 47047 Number of 32-bit ASNs visible in the Routing Table: 38718 Prefixes from 32-bit ASNs in the Routing Table: 213245 Number of bogon 32-bit ASNs visible in the Routing Table: 81 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 421 Number of addresses announced to Internet: 3108104448 Equivalent to 185 /8s, 65 /16s and 233 /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: 332258 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 264981 Total APNIC prefixes after maximum aggregation: 78082 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 256103 Unique aggregates announced from the APNIC address blocks: 105146 APNIC Region origin ASes present in the Internet Routing Table: 14712 APNIC Prefixes per ASN: 17.41 APNIC Region origin ASes announcing only one prefix: 4486 APNIC Region transit ASes present in the Internet Routing Table: 1957 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10264 Number of APNIC addresses announced to Internet: 749827072 Equivalent to 44 /8s, 177 /16s and 116 /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: 295161 Total ARIN prefixes after maximum aggregation: 132244 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 296979 Unique aggregates announced from the ARIN address blocks: 141517 ARIN Region origin ASes present in the Internet Routing Table: 19245 ARIN Prefixes per ASN: 15.43 ARIN Region origin ASes announcing only one prefix: 7048 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: 5271 Number of ARIN addresses announced to Internet: 1349415168 Equivalent to 80 /8s, 110 /16s and 113 /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: 279845 Total RIPE prefixes after maximum aggregation: 136508 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 278442 Unique aggregates announced from the RIPE address blocks: 178298 RIPE Region origin ASes present in the Internet Routing Table: 29020 RIPE Prefixes per ASN: 9.59 RIPE Region origin ASes announcing only one prefix: 12049 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: 12628 Number of RIPE addresses announced to Internet: 732224256 Equivalent to 43 /8s, 164 /16s and 219 /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: 132475 Total LACNIC prefixes after maximum aggregation: 29847 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 128697 Unique aggregates announced from the LACNIC address blocks: 49089 LACNIC Region origin ASes present in the Internet Routing Table: 11275 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2321 LACNIC Region transit ASes present in the Internet Routing Table: 2515 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: 9236 Number of LACNIC addresses announced to Internet: 171200768 Equivalent to 10 /8s, 52 /16s and 81 /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: 37378 Total AfriNIC prefixes after maximum aggregation: 7024 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 50337 Unique aggregates announced from the AfriNIC address blocks: 14013 AfriNIC Region origin ASes present in the Internet Routing Table: 1953 AfriNIC Prefixes per ASN: 25.77 AfriNIC Region origin ASes announcing only one prefix: 673 AfriNIC Region transit ASes present in the Internet Routing Table: 379 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: 1319 Number of AfriNIC addresses announced to Internet: 105195520 Equivalent to 6 /8s, 69 /16s and 40 /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 12379 8759 112 CHINAMOBILE-CN China Mobile Communication 7545 6132 837 618 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4559 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN 7552 3909 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3679 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3301 1869 101 VNPT-AS-VN VNPT Corp, VN 24560 2915 864 511 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 56046 2887 811 177 CMNET-JIANGSU-AP China Mobile communicati 4755 2173 427 182 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 13702 41056 5285 AMAZON-02, US 174 5285 8770 856 COGENT-174, US 11492 4827 320 607 CABLEONE, US 7155 3855 286 85 VIASAT-SP-BACKBONE, US 6327 3634 1320 82 SHAW, CA 22773 3339 3029 165 ASN-CXA-ALL-CCI-22773-RDC, US 749 3222 54766 2473 DNIC-AS-00749, US 396982 3200 3856 434 GOOGLE-CLOUD-PLATFORM, US 16625 3049 1291 2224 AKAMAI-AS, US 4155 2891 219 1733 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 7580 1711 149 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4015 3395 128 AKAMAI-ASN1, NL 9009 3838 364 2152 M247, RO 12389 3112 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2404 361 584 TELLCOM-AS, TR 212238 2310 164 1679 CDNEXT, GB 13188 1605 100 37 TRIOLAN, UA 8452 1583 1852 14 TE-AS TE-AS, EG 203020 1523 191 672 HOSTROYALE, IN 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 12321 3271 573 UNINET, MX 10620 3481 473 1037 Telmex Colombia S.A., CO 13999 2522 511 354 Mega Cable, S.A. de C.V., MX 11830 1987 369 64 Instituto Costarricense de Electricidad y 28573 1371 2435 269 Claro NXT Telecomunicacoes Ltda, BR 3816 1351 788 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1187 371 22 Telefonica del Peru S.A.A., PE 22884 1064 68 378 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 6503 1022 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 24835 1734 660 28 RAYA-AS, EG 29571 1604 102 51 ORANGE-COTE-IVOIRE, CI 36992 1409 1494 372 ETISALAT-MISR, EG 20011 1298 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 24863 1232 389 20 LINKdotNET-AS, EG 37069 1086 1112 11 MOBINIL, EG 36935 939 520 43 Vodafone-, EG 36914 569 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 13702 41056 5285 AMAZON-02, US 9808 12379 8759 112 CHINAMOBILE-CN China Mobile Communication 8151 12321 3271 573 UNINET, MX 12479 7580 1711 149 UNI2-AS, ES 7545 6132 837 618 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5285 8770 856 COGENT-174, US 11492 4827 320 607 CABLEONE, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 18403 4559 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4464 535 311 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 12379 12267 CHINAMOBILE-CN China Mobile Communications Grou 8151 12321 11748 UNINET, MX 12479 7580 7431 UNI2-AS, ES 7545 6132 5514 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4559 4534 FPT-AS-AP FPT Telecom Company, VN 174 5285 4429 COGENT-174, US 11492 4827 4220 CABLEONE, US 9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN 20940 4015 3887 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 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 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, 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 /12:298 /13:581 /14:1214 /15:2173 /16:13868 /17:8293 /18:13683 /19:24775 /20:44599 /21:52551 /22:113347 /23:107002 /24:628432 /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 6544 12321 UNINET, MX 12479 6538 7580 UNI2-AS, ES 11492 3619 4827 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3432 3634 SHAW, CA 7155 2814 3855 VIASAT-SP-BACKBONE, US 22773 2492 3339 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2364 13702 AMAZON-02, US 30036 2291 2632 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2197 3481 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) ---------------------------------------------- 1:2430 2:1527 3:863 4:10 5:5011 6:163 7:6 8:1566 9:1 11:172 12:1331 13:457 14:2581 15:369 16:286 17:376 18:899 20:568 21:4 22:188 23:7806 24:2818 25:2 27:2807 29:19 31:3386 32:43 33:1 34:84 35:260 36:4048 37:4585 38:10671 39:948 40:248 41:4447 42:2042 43:2711 44:384 45:19460 46:5107 47:336 49:1932 50:2051 51:592 52:1555 54:325 55:1098 56:11 57:283 58:2190 59:1337 60:1172 61:3014 62:3031 63:1797 64:5602 65:2183 66:4838 67:3145 68:1091 69:4055 70:1041 71:633 72:2947 74:2836 75:1523 76:610 77:2867 78:1901 79:1714 80:2219 81:2077 82:3202 83:1438 84:1907 85:3486 86:1095 87:2391 88:1326 89:4444 90:779 91:8500 92:2730 93:2954 94:4086 95:4428 96:1502 97:309 98:955 99:695 100:71 101:1462 102:4319 103:32359 104:5279 105:1079 106:970 107:2643 108:1275 109:4237 110:2232 111:3450 112:2351 113:1868 114:1977 115:2296 116:2116 117:2637 118:2927 119:1936 120:2196 121:1332 122:2820 123:2421 124:1678 125:2882 126:91 128:1617 129:993 130:1323 131:2151 132:781 133:450 134:1607 135:397 136:1473 137:1139 138:3016 139:1586 140:1629 141:1522 142:1915 143:1989 144:1169 145:574 146:2193 147:2104 148:2737 149:2991 150:1280 151:2251 152:2116 153:590 154:7893 155:1874 156:3091 157:1937 158:1360 159:2523 160:3672 161:1935 162:3908 163:2265 164:1904 165:2456 166:1532 167:2041 168:4164 169:792 170:5391 171:999 172:4246 173:3433 174:920 175:1323 176:3796 177:5419 178:4019 179:2483 180:2622 181:4290 182:3548 183:2288 184:2119 185:21782 186:5574 187:4912 188:4291 189:4565 190:9801 191:1598 192:11333 193:9525 194:7864 195:5681 196:3674 197:3722 198:6150 199:8613 200:8609 201:6544 202:10467 203:10737 204:4595 205:3579 206:4528 207:3525 208:4291 209:5180 210:4728 211:2603 212:4593 213:3843 214:1021 215:48 216:6840 217:3288 218:1410 219:405 220:2147 221:1206 222:735 223:2767 End of report