IPv4 R&E Routing Table Report 18:40 GMT Thu 04 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: 1024182 Prefixes after maximum aggregation (per Origin AS): 388565 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 491939 Number of IPv4 prefixes with a valid ROA: 584301 Number of IPv4 prefixes with an invalid ROA: 2582 Number of IPv4 prefixes with no ROA: 437299 Total ASes present in the Internet Routing Table: 77418 Prefixes per ASN: 13.23 Origin-only ASes present in the Internet Routing Table: 66387 Origin ASes announcing only one prefix: 26624 Transit ASes present in the Internet Routing Table: 11031 Transit-only ASes present in the Internet Routing Table: 548 Paths with bogon ASNs present in the IPv4 Routing Table: 136 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: 1145 Number of instances of unregistered ASNs: 1184 Number of 32-bit ASNs allocated by the RIRs: 47315 Number of 32-bit ASNs visible in the Routing Table: 38992 Prefixes from 32-bit ASNs in the Routing Table: 217164 Number of bogon 32-bit ASNs visible in the Routing Table: 111 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 465 Number of addresses announced to Internet: 3109167104 Equivalent to 185 /8s, 82 /16s and 32 /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: 337647 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 269948 Total APNIC prefixes after maximum aggregation: 79062 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 260280 Unique aggregates announced from the APNIC address blocks: 105300 APNIC Region origin ASes present in the Internet Routing Table: 14800 APNIC Prefixes per ASN: 17.59 APNIC Region origin ASes announcing only one prefix: 4492 APNIC Region transit ASes present in the Internet Routing Table: 1974 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10355 Number of APNIC addresses announced to Internet: 750664448 Equivalent to 44 /8s, 190 /16s and 59 /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: 297232 Total ARIN prefixes after maximum aggregation: 133454 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 299359 Unique aggregates announced from the ARIN address blocks: 142249 ARIN Region origin ASes present in the Internet Routing Table: 19306 ARIN Prefixes per ASN: 15.51 ARIN Region origin ASes announcing only one prefix: 7059 ARIN Region transit ASes present in the Internet Routing Table: 1960 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5326 Number of ARIN addresses announced to Internet: 1349888256 Equivalent to 80 /8s, 117 /16s and 169 /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: 285180 Total RIPE prefixes after maximum aggregation: 138061 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 283972 Unique aggregates announced from the RIPE address blocks: 179491 RIPE Region origin ASes present in the Internet Routing Table: 29116 RIPE Prefixes per ASN: 9.75 RIPE Region origin ASes announcing only one prefix: 12084 RIPE Region transit ASes present in the Internet Routing Table: 3995 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: 12717 Number of RIPE addresses announced to Internet: 732606208 Equivalent to 43 /8s, 170 /16s and 175 /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: 132449 Total LACNIC prefixes after maximum aggregation: 30241 LACNIC Deaggregation factor: 4.38 Prefixes being announced from the LACNIC address blocks: 128486 Unique aggregates announced from the LACNIC address blocks: 49329 LACNIC Region origin ASes present in the Internet Routing Table: 11294 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2329 LACNIC Region transit ASes present in the Internet Routing Table: 2528 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 37 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9256 Number of LACNIC addresses announced to Internet: 170828032 Equivalent to 10 /8s, 46 /16s and 161 /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: 38228 Total AfriNIC prefixes after maximum aggregation: 6997 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 51620 Unique aggregates announced from the AfriNIC address blocks: 15166 AfriNIC Region origin ASes present in the Internet Routing Table: 1976 AfriNIC Prefixes per ASN: 26.12 AfriNIC Region origin ASes announcing only one prefix: 660 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: 1338 Number of AfriNIC addresses announced to Internet: 104930560 Equivalent to 6 /8s, 65 /16s and 29 /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 12920 8759 111 CHINAMOBILE-CN China Mobile Communication 7545 6134 838 612 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4471 536 314 BBIL-AP BHARTI Airtel Ltd., IN 18403 4383 347 26 FPT-AS-AP FPT Telecom Company, VN 7552 3936 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3676 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3315 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 2975 811 177 CMNET-JIANGSU-AP China Mobile communicati 24560 2920 864 507 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2182 1517 77 TENCENT-NET-AP Shenzhen Tencent Computer 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 14302 40864 5365 AMAZON-02, US 174 4983 8760 844 COGENT-174, US 11492 4748 315 801 CABLEONE, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3657 1320 82 SHAW, CA 22773 3358 3034 179 ASN-CXA-ALL-CCI-22773-RDC, US 396982 3222 3859 439 GOOGLE-CLOUD-PLATFORM, US 749 3221 54766 2472 DNIC-AS-00749, US 16625 3061 1300 2213 AKAMAI-AS, US 4155 2973 232 1746 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 7501 1711 150 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4035 3395 128 AKAMAI-ASN1, NL 9009 3899 367 2196 M247, RO 12389 3125 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2628 585 29 EMIRATES-INTERNET Emirates Internet, AE 34984 2406 361 586 TELLCOM-AS, TR 212238 2390 170 1735 CDNEXT, GB 203020 1889 226 869 HOSTROYALE, IN 8452 1611 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 12372 3275 573 UNINET, MX 10620 3487 473 1049 Telmex Colombia S.A., CO 13999 2532 511 347 Mega Cable, S.A. de C.V., MX 11830 1989 369 64 Instituto Costarricense de Electricidad y 28573 1372 2433 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1352 789 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1216 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1178 371 22 Telefonica del Peru S.A.A., PE 22884 1061 70 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1011 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 1824 652 28 RAYA-AS, EG 36992 1429 1495 377 ETISALAT-MISR, EG 29571 1371 102 38 ORANGE-COTE-IVOIRE, CI 20011 1319 204 345 INTERNET-SOLUTIONS, ZA 36903 1250 554 97 MT-MPLS, MA 24863 1245 389 20 LINKdotNET-AS, EG 37069 1085 1096 13 MOBINIL, EG 36935 1048 521 43 Vodafone-, EG 36914 576 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 14302 40864 5365 AMAZON-02, US 9808 12920 8759 111 CHINAMOBILE-CN China Mobile Communication 8151 12372 3275 573 UNINET, MX 12479 7501 1711 150 UNI2-AS, ES 7545 6134 838 612 TPG-INTERNET-AP TPG Telecom Limited, AU 174 4983 8760 844 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4748 315 801 CABLEONE, US 9498 4471 536 314 BBIL-AP BHARTI Airtel Ltd., IN 18403 4383 347 26 FPT-AS-AP FPT Telecom Company, VN 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 12920 12809 CHINAMOBILE-CN China Mobile Communications Grou 8151 12372 11799 UNINET, MX 12479 7501 7351 UNI2-AS, ES 7545 6134 5522 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4383 4357 FPT-AS-AP FPT Telecom Company, VN 9498 4471 4157 BBIL-AP BHARTI Airtel Ltd., IN 174 4983 4139 COGENT-174, US 11492 4748 3947 CABLEONE, US 7552 3936 3909 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 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 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 1782 UNALLOCATED 8.42.19.0/24 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 23.147.240.0/24 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 /11:92 /12:299 /13:580 /14:1215 /15:2174 /16:13869 /17:8349 /18:13766 /19:24889 /20:45322 /21:53137 /22:114423 /23:108965 /24:637031 /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 12372 UNINET, MX 12479 6450 7501 UNI2-AS, ES 11492 3563 4748 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3455 3657 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2510 3358 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2417 14302 AMAZON-02, US 30036 2324 2667 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2207 3487 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) ---------------------------------------------- 1:2441 2:1659 3:924 4:10 5:5211 6:156 7:6 8:1564 9:4 11:172 12:1255 13:550 14:2616 15:396 16:302 17:389 18:909 20:587 21:4 22:188 23:7911 24:2810 25:2 27:2863 29:19 31:3499 32:37 33:1 34:88 35:268 36:4303 37:4594 38:10520 39:1002 40:265 41:4557 42:1946 43:2775 44:388 45:19697 46:5220 47:346 49:2033 50:2063 51:592 52:1604 54:365 55:1100 56:11 57:294 58:2256 59:1330 60:1187 61:3086 62:3085 63:1797 64:5685 65:2164 66:4933 67:3154 68:1101 69:4061 70:1047 71:638 72:2990 74:2859 75:1526 76:606 77:2902 78:1934 79:1760 80:2262 81:2116 82:3318 83:1509 84:1969 85:3515 86:1198 87:2385 88:1370 89:4528 90:804 91:8520 92:2846 93:2985 94:4282 95:4487 96:1504 97:311 98:951 99:730 100:71 101:1469 102:4688 103:32801 104:5313 105:1071 106:876 107:2658 108:1247 109:4260 110:2239 111:3587 112:2479 113:1870 114:1992 115:2297 116:2138 117:2704 118:3050 119:1954 120:2214 121:1360 122:2841 123:2498 124:1750 125:2908 126:91 128:1597 129:1008 130:1325 131:2242 132:789 133:459 134:1627 135:412 136:1497 137:1139 138:3005 139:1597 140:1632 141:1560 142:1939 143:2064 144:1231 145:625 146:2196 147:2129 148:2731 149:2974 150:1269 151:2403 152:2135 153:629 154:7690 155:1984 156:3244 157:1987 158:1410 159:2556 160:3680 161:1976 162:3935 163:2321 164:1951 165:2586 166:1561 167:2094 168:4030 169:792 170:5499 171:1002 172:4284 173:3440 174:908 175:1364 176:3893 177:5350 178:4178 179:2517 180:2632 181:4330 182:3663 183:2362 184:2115 185:21902 186:5694 187:4877 188:4351 189:4514 190:9784 191:1626 192:11436 193:9550 194:7954 195:5685 196:3698 197:4040 198:6149 199:8690 200:8536 201:6505 202:10626 203:10871 204:4590 205:3644 206:4571 207:3543 208:4317 209:5220 210:4805 211:2679 212:4711 213:3905 214:1043 215:51 216:6915 217:3461 218:1500 219:421 220:2160 221:1211 222:748 223:2867 End of report