IPv4 R&E Routing Table Report 18:40 GMT Thu 02 Oct, 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: 1017901 Prefixes after maximum aggregation (per Origin AS): 390655 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 495571 Number of IPv4 prefixes with a valid ROA: 582826 Number of IPv4 prefixes with an invalid ROA: 2468 Number of IPv4 prefixes with no ROA: 432607 Total ASes present in the Internet Routing Table: 77450 Prefixes per ASN: 13.14 Origin-only ASes present in the Internet Routing Table: 66319 Origin ASes announcing only one prefix: 27003 Transit ASes present in the Internet Routing Table: 11131 Transit-only ASes present in the Internet Routing Table: 558 Paths with bogon ASNs present in the IPv4 Routing Table: 146 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: 1047 Number of instances of unregistered ASNs: 1098 Number of 32-bit ASNs allocated by the RIRs: 47612 Number of 32-bit ASNs visible in the Routing Table: 39110 Prefixes from 32-bit ASNs in the Routing Table: 213576 Number of bogon 32-bit ASNs visible in the Routing Table: 134 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 438 Number of addresses announced to Internet: 3112876544 Equivalent to 185 /8s, 138 /16s and 186 /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: 333555 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 271605 Total APNIC prefixes after maximum aggregation: 79805 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 261373 Unique aggregates announced from the APNIC address blocks: 105630 APNIC Region origin ASes present in the Internet Routing Table: 14826 APNIC Prefixes per ASN: 17.63 APNIC Region origin ASes announcing only one prefix: 4496 APNIC Region transit ASes present in the Internet Routing Table: 1989 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: 10385 Number of APNIC addresses announced to Internet: 751607808 Equivalent to 44 /8s, 204 /16s and 160 /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: 298052 Total ARIN prefixes after maximum aggregation: 134052 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 299432 Unique aggregates announced from the ARIN address blocks: 142952 ARIN Region origin ASes present in the Internet Routing Table: 19308 ARIN Prefixes per ASN: 15.51 ARIN Region origin ASes announcing only one prefix: 7075 ARIN Region transit ASes present in the Internet Routing Table: 1978 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5343 Number of ARIN addresses announced to Internet: 1352909056 Equivalent to 80 /8s, 163 /16s and 193 /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: 284625 Total RIPE prefixes after maximum aggregation: 138696 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 283958 Unique aggregates announced from the RIPE address blocks: 180803 RIPE Region origin ASes present in the Internet Routing Table: 29114 RIPE Prefixes per ASN: 9.75 RIPE Region origin ASes announcing only one prefix: 12086 RIPE Region transit ASes present in the Internet Routing Table: 4026 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12770 Number of RIPE addresses announced to Internet: 733103360 Equivalent to 43 /8s, 178 /16s and 69 /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: 125531 Total LACNIC prefixes after maximum aggregation: 30345 LACNIC Deaggregation factor: 4.14 Prefixes being announced from the LACNIC address blocks: 121758 Unique aggregates announced from the LACNIC address blocks: 49482 LACNIC Region origin ASes present in the Internet Routing Table: 11303 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2656 LACNIC Region transit ASes present in the Internet Routing Table: 2542 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: 9268 Number of LACNIC addresses announced to Internet: 170866432 Equivalent to 10 /8s, 47 /16s and 55 /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: 37041 Total AfriNIC prefixes after maximum aggregation: 7046 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 50942 Unique aggregates announced from the AfriNIC address blocks: 16315 AfriNIC Region origin ASes present in the Internet Routing Table: 1980 AfriNIC Prefixes per ASN: 25.73 AfriNIC Region origin ASes announcing only one prefix: 690 AfriNIC Region transit ASes present in the Internet Routing Table: 389 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: 1344 Number of AfriNIC addresses announced to Internet: 104152576 Equivalent to 6 /8s, 53 /16s and 62 /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 6179 834 600 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4510 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4474 536 315 BBIL-AP BHARTI Airtel Ltd., IN 7552 3957 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3751 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3318 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 3116 827 180 CMNET-JIANGSU-AP China Mobile communicati 24560 2928 863 502 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 9304 2364 504 1506 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 14314 40897 5385 AMAZON-02, US 174 5026 8770 812 COGENT-174, US 11492 4750 320 794 CABLEONE, US 22773 3975 3065 333 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3676 1320 82 SHAW, CA 396982 3273 4824 461 GOOGLE-CLOUD-PLATFORM, US 749 3220 54766 2471 DNIC-AS-00749, US 4155 3086 239 1708 USDA-1, US 16625 3045 1299 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 7438 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 20940 4037 3395 127 AKAMAI-ASN1, NL 9009 3985 374 2242 M247, RO 12389 3139 2315 868 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2629 585 28 EMIRATES-INTERNET Emirates Internet, AE 212238 2450 174 1774 CDNEXT, GB 34984 2415 363 576 TELLCOM-AS, TR 203020 1891 203 906 HOSTROYALE, IN 8452 1638 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 12387 3280 577 UNINET, MX 10620 3505 474 1048 Telmex Colombia S.A., CO 13999 2540 511 349 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 1222 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1177 371 22 Telefonica del Peru S.A.A., PE 22884 1072 71 352 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1003 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 1770 616 28 RAYA-AS, EG 36992 1509 1498 384 ETISALAT-MISR, EG 20011 1324 205 344 NTT-DATA-Inc, ZA 24863 1250 389 20 LINKdotNET-AS, EG 36903 1250 554 97 MT-MPLS, MA 29571 1187 102 53 ORANGE-COTE-IVOIRE, CI 37069 1085 1096 13 MOBINIL, EG 36935 950 520 42 Vodafone-, EG 36914 568 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 14314 40897 5385 AMAZON-02, US 9808 13677 8759 113 CHINAMOBILE-CN China Mobile Communication 8151 12387 3280 577 UNINET, MX 12479 7438 1711 149 UNI2-AS, ES 7545 6179 834 600 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5026 8770 812 COGENT-174, US 39891 4833 298 66 ALJAWWALSTC-AS, SA 11492 4750 320 794 CABLEONE, US 18403 4510 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4474 536 315 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 12387 11810 UNINET, MX 12479 7438 7289 UNI2-AS, ES 7545 6179 5579 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4510 4484 FPT-AS-AP FPT Telecom Company, VN 174 5026 4214 COGENT-174, US 9498 4474 4159 BBIL-AP BHARTI Airtel Ltd., IN 11492 4750 3956 CABLEONE, US 7552 3957 3929 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 46887 CROWNCASTLE-AS46887, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, 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 23.146.140.0/24 Origin: 7029 WINDSTREAM, US 23.146.140.0/24 Transit: 6461 ZAYO-6461, 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 /11:93 /12:302 /13:584 /14:1204 /15:2145 /16:13849 /17:8298 /18:13629 /19:24828 /20:45003 /21:52546 /22:113606 /23:105981 /24:635762 /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 6601 12387 UNINET, MX 12479 6401 7438 UNI2-AS, ES 11492 3563 4750 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3466 3676 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2525 3975 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2408 14314 AMAZON-02, US 30036 2289 2629 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2223 3505 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) ---------------------------------------------- 1:2448 2:1672 3:943 4:10 5:4980 6:169 7:6 8:1552 9:6 11:172 12:1243 13:575 14:2644 15:402 16:304 17:392 18:906 20:592 21:4 22:188 23:7943 24:2702 25:2 27:2776 29:19 31:3476 32:34 33:1 34:88 35:276 36:4455 37:4602 38:10566 39:1095 40:300 41:4531 42:2012 43:2787 44:388 45:19090 46:5239 47:348 49:2066 50:2052 51:595 52:1593 54:360 55:1181 56:11 57:294 58:2262 59:1349 60:1194 61:3095 62:3098 63:1784 64:5683 65:2149 66:4986 67:3112 68:1104 69:4028 70:1046 71:644 72:3002 74:2866 75:1504 76:603 77:2806 78:1929 79:1756 80:2272 81:2126 82:3462 83:1521 84:1999 85:3540 86:1201 87:2388 88:1368 89:4522 90:809 91:8427 92:2858 93:2993 94:4279 95:4498 96:1514 97:312 98:954 99:738 100:71 101:1466 102:4500 103:32677 104:5377 105:1061 106:895 107:2657 108:1214 109:4238 110:2248 111:3784 112:2660 113:1888 114:2004 115:2342 116:2136 117:2943 118:3078 119:1961 120:2271 121:1371 122:2843 123:2480 124:1756 125:2909 126:93 128:1573 129:1005 130:1292 131:2144 132:781 133:461 134:1613 135:369 136:1498 137:1131 138:2806 139:1609 140:1647 141:1549 142:2039 143:2063 144:1283 145:628 146:2180 147:2132 148:2744 149:2959 150:1286 151:2561 152:2175 153:577 154:7730 155:2058 156:3528 157:2021 158:1424 159:2589 160:3589 161:1995 162:3954 163:2308 164:2145 165:2607 166:1564 167:2101 168:3843 169:784 170:5370 171:1018 172:4276 173:3414 174:910 175:1368 176:3859 177:4813 178:4283 179:2333 180:2663 181:4265 182:3725 183:2554 184:2102 185:21847 186:5400 187:4728 188:4343 189:4440 190:9752 191:1537 192:11424 193:9503 194:7916 195:5708 196:3590 197:3907 198:6112 199:8763 200:8118 201:6358 202:10528 203:10697 204:4589 205:3639 206:4547 207:3559 208:4337 209:5316 210:4740 211:2710 212:4851 213:3932 214:1033 215:52 216:6940 217:3500 218:1586 219:415 220:2194 221:1235 222:752 223:3072 End of report