IPv4 R&E Routing Table Report 18:40 GMT Thu 29 Jan, 2026 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: 1058878 Prefixes after maximum aggregation (per Origin AS): 396789 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 507444 Number of IPv4 prefixes with a valid ROA: 631877 Number of IPv4 prefixes with an invalid ROA: 2776 Number of IPv4 prefixes with no ROA: 424225 Total ASes present in the Internet Routing Table: 78036 Prefixes per ASN: 13.57 Origin-only ASes present in the Internet Routing Table: 66879 Origin ASes announcing only one prefix: 26893 Transit ASes present in the Internet Routing Table: 11157 Transit-only ASes present in the Internet Routing Table: 573 Paths with bogon ASNs present in the IPv4 Routing Table: 183 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 209 Max AS path prepend of ASN (214570) 200 Prefixes from unregistered ASNs in the Routing Table: 1126 Number of instances of unregistered ASNs: 1190 Number of 32-bit ASNs allocated by the RIRs: 48520 Number of 32-bit ASNs visible in the Routing Table: 39837 Prefixes from 32-bit ASNs in the Routing Table: 228793 Number of bogon 32-bit ASNs visible in the Routing Table: 165 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 490 Number of addresses announced to Internet: 3109550336 Equivalent to 185 /8s, 87 /16s and 249 /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: 347481 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288132 Total APNIC prefixes after maximum aggregation: 82495 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 274228 Unique aggregates announced from the APNIC address blocks: 107120 APNIC Region origin ASes present in the Internet Routing Table: 15088 APNIC Prefixes per ASN: 18.18 APNIC Region origin ASes announcing only one prefix: 4593 APNIC Region transit ASes present in the Internet Routing Table: 2011 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 44 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10631 Number of APNIC addresses announced to Internet: 756352000 Equivalent to 45 /8s, 21 /16s and 4 /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: 306107 Total ARIN prefixes after maximum aggregation: 135767 ARIN Deaggregation factor: 2.25 Prefixes being announced from the ARIN address blocks: 306035 Unique aggregates announced from the ARIN address blocks: 146076 ARIN Region origin ASes present in the Internet Routing Table: 19397 ARIN Prefixes per ASN: 15.78 ARIN Region origin ASes announcing only one prefix: 7075 ARIN Region transit ASes present in the Internet Routing Table: 1949 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5454 Number of ARIN addresses announced to Internet: 1344422656 Equivalent to 80 /8s, 34 /16s and 67 /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: 290114 Total RIPE prefixes after maximum aggregation: 140361 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 291783 Unique aggregates announced from the RIPE address blocks: 185279 RIPE Region origin ASes present in the Internet Routing Table: 29247 RIPE Prefixes per ASN: 9.98 RIPE Region origin ASes announcing only one prefix: 12095 RIPE Region transit ASes present in the Internet Routing Table: 4038 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 209 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13004 Number of RIPE addresses announced to Internet: 733981952 Equivalent to 43 /8s, 191 /16s and 173 /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: 134319 Total LACNIC prefixes after maximum aggregation: 30293 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 129933 Unique aggregates announced from the LACNIC address blocks: 49355 LACNIC Region origin ASes present in the Internet Routing Table: 11358 LACNIC Prefixes per ASN: 11.44 LACNIC Region origin ASes announcing only one prefix: 2424 LACNIC Region transit ASes present in the Internet Routing Table: 2591 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 69 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9359 Number of LACNIC addresses announced to Internet: 170946816 Equivalent to 10 /8s, 48 /16s and 113 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-275868 + 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: 39080 Total AfriNIC prefixes after maximum aggregation: 7155 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 56409 Unique aggregates announced from the AfriNIC address blocks: 19200 AfriNIC Region origin ASes present in the Internet Routing Table: 2027 AfriNIC Prefixes per ASN: 27.83 AfriNIC Region origin ASes announcing only one prefix: 706 AfriNIC Region transit ASes present in the Internet Routing Table: 392 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 99 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1389 Number of AfriNIC addresses announced to Internet: 103555328 Equivalent to 6 /8s, 44 /16s and 33 /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 13634 8944 101 CHINAMOBILE-CN China Mobile Communication 7545 6020 832 570 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4731 544 340 BBIL-AP BHARTI Airtel Ltd., IN 18403 4424 347 24 FPT-AS-AP FPT Telecom Company, VN 7552 4038 1332 29 VIETEL-AS-AP Viettel Group, VN 7713 3757 1044 65 TELKOMNET-AS-AP PT Telekomunikasi Indones 4538 3443 4193 76 ERX-CERNET-BKB China Education and Resear 56046 3422 831 184 CMNET-JIANGSU-AP China Mobile communicati 45899 3334 1868 98 VNPT-AS-VN VNPT Corp, VN 17561 3131 196 617 LCS-AS-AP LARUS Limited, HK 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 14021 38805 5444 AMAZON-02 - Amazon.com, Inc., US 174 5411 8766 856 COGENT-174 - Cogent Communications, LLC, 22773 4780 3116 366 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4637 308 1020 CABLEONE - CABLE ONE, INC., US 7155 3865 287 89 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3698 1321 71 SHAW - Shaw Communications, CA 396982 3323 4866 497 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3141 54728 2392 DNIC-AS-00749 - United States Department 16625 2946 1273 2171 AKAMAI-AS - Akamai Technologies, Inc., US 36352 2700 222 893 AS-COLOCROSSING - HostPapa, 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 7243 1711 149 UNI2-AS, ES 39891 4901 302 71 ALJAWWALSTC-AS, SA 20940 3939 3393 114 AKAMAI-ASN1, NL 9009 3937 366 2238 M247, RO 12389 3174 2318 869 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2641 585 28 EMIRATES-INTERNET Emirates Internet, AE 212238 2564 183 1863 CDNEXT, GB 34984 2429 364 573 TELLCOM-AS, TR 8452 1715 1852 14 TE-AS TE-AS, EG 13188 1607 100 27 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 12725 3314 607 UNINET, MX 10620 3445 457 1107 Telmex Colombia S.A., CO 13999 2479 506 350 Mega Cable, S.A. de C.V., MX 11830 1987 369 65 Instituto Costarricense de Electricidad y 11664 1391 278 33 Techtel LMDS Comunicaciones Interactivas 28573 1375 2430 272 Claro NXT Telecomunicacoes Ltda, BR 3816 1339 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1259 371 22 INTEGRATEL PERU S.A.A., PE 22884 1056 67 358 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1015 2486 57 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 1983 646 33 RAYA-AS, EG 36992 1843 1532 339 ETISALAT-MISR, EG 20011 1330 205 344 NTT-DATA-Inc, ZA 24863 1280 389 16 LINKdotNET-AS, EG 36903 1232 555 98 MT-MPLS, MA 36935 1146 524 47 Vodafone-, EG 37069 1116 1100 11 MOBINIL, EG 29571 1070 78 20 ORANGE-COTE-IVOIRE, CI 328608 580 54 168 Africa-on-Cloud-AS, ZA 36914 567 82 3 KENET-AS, KE 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 14021 38805 5444 AMAZON-02 - Amazon.com, Inc., US 9808 13634 8944 101 CHINAMOBILE-CN China Mobile Communication 8151 12725 3314 607 UNINET, MX 12479 7243 1711 149 UNI2-AS, ES 7545 6020 832 570 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5411 8766 856 COGENT-174 - Cogent Communications, LLC, 39891 4901 302 71 ALJAWWALSTC-AS, SA 22773 4780 3116 366 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 9498 4731 544 340 BBIL-AP BHARTI Airtel Ltd., IN 11492 4637 308 1020 CABLEONE - CABLE ONE, INC., US 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 13634 13533 CHINAMOBILE-CN China Mobile Communications Grou 8151 12725 12118 UNINET, MX 12479 7243 7094 UNI2-AS, ES 7545 6020 5450 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4901 4830 ALJAWWALSTC-AS, SA 174 5411 4555 COGENT-174 - Cogent Communications, LLC, US 22773 4780 4414 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18403 4424 4400 FPT-AS-AP FPT Telecom Company, VN 9498 4731 4391 BBIL-AP BHARTI Airtel Ltd., IN 7552 4038 4009 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 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887 - C 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE - Phonos 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3 - Level 3 Parent 13342 UNALLOCATED 12.17.5.0/24 174 COGENT-174 - Cogent Com 26345 UNALLOCATED 12.21.93.0/24 40264 TWC-40264-WI-MN-UPPERMI 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4 - AT&T En 395476 UNALLOCATED 12.36.194.0/24 7018 ATT-INTERNET4 - AT&T En 395476 UNALLOCATED 12.36.195.0/24 3356 LEVEL3 - Level 3 Parent 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 - Hurricane Electric LLC, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US 23.137.48.0/24 Transit: 3257 GTT-BACKBONE GTT, US 23.137.200.0/24 Origin: 16276 OVH, FR 23.137.200.0/24 Transit: 37100 SEACOM-AS, MU 23.140.216.0/24 Origin: 27176 DATAWAGON - DataWagon LLC, US 23.140.216.0/24 Transit: 20278 NEXEON - Nexeon Technologies, Inc., US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS - Charter Communicat 23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS - UnReal Servers, LLC, 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 /10:40 /11:93 /12:303 /13:582 /14:1205 /15:2117 /16:13819 /17:8420 /18:13928 /19:25407 /20:47050 /21:53771 /22:115838 /23:111677 /24:664598 /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 6868 12725 UNINET, MX 12479 6171 7243 UNI2-AS, ES 39891 3651 4901 ALJAWWALSTC-AS, SA 11492 3497 4637 CABLEONE - CABLE ONE, INC., US 6327 3479 3698 SHAW - Shaw Communications, CA 22773 3051 4780 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2824 3865 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2465 14021 AMAZON-02 - Amazon.com, Inc., US 30036 2312 2656 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US 10620 2225 3445 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) ---------------------------------------------- 1:2553 2:1667 3:981 4:9 5:5469 6:185 7:6 8:1535 9:15 11:172 12:1227 13:621 14:2645 15:422 16:179 17:395 18:920 20:618 21:4 22:188 23:8243 24:2764 25:2 27:2876 29:19 31:3574 32:39 34:88 35:295 36:4684 37:4599 38:11510 39:1266 40:443 41:4737 42:1971 43:3032 44:419 45:20553 46:5029 47:402 48:38 49:2211 50:2062 51:600 52:1256 54:239 55:1124 56:11 57:322 58:2367 59:1505 60:1180 61:3371 62:3154 63:1784 64:6270 65:2124 66:6124 67:3305 68:1512 69:4267 70:1040 71:628 72:3210 74:3014 75:1528 76:601 77:2865 78:1939 79:1824 80:2329 81:2198 82:4085 83:1522 84:2061 85:3710 86:1202 87:2408 88:1358 89:4695 90:824 91:8522 92:2942 93:3020 94:4436 95:4580 96:1478 97:314 98:950 99:784 100:69 101:1575 102:4827 103:32946 104:5419 105:1142 106:928 107:2837 108:1247 109:4251 110:2309 111:4136 112:3134 113:2011 114:2178 115:2397 116:2282 117:3376 118:3028 119:2161 120:2711 121:1578 122:2996 123:2655 124:1776 125:3011 126:125 128:1688 129:1011 130:1599 131:2431 132:770 133:461 134:1643 135:586 136:1638 137:1377 138:3141 139:1630 140:1785 141:1585 142:2483 143:2185 144:1622 145:636 146:2213 147:2284 148:2803 149:3025 150:1340 151:2690 152:2283 153:957 154:10013 155:2311 156:4632 157:2300 158:1515 159:2754 160:3784 161:2034 162:4063 163:2356 164:1995 165:2655 166:1293 167:2227 168:4061 169:913 170:5674 171:1115 172:4594 173:3466 174:891 175:1381 176:3902 177:5325 178:4500 179:2479 180:3061 181:4652 182:3941 183:2831 184:2043 185:22004 186:6109 187:5065 188:4666 189:4688 190:10000 191:1687 192:11495 193:9569 194:7981 195:5824 196:3642 197:4029 198:6125 199:6124 200:8481 201:6550 202:11017 203:10839 204:4733 205:3732 206:4459 207:3833 208:4410 209:5461 210:5004 211:2795 212:5007 213:4122 214:1074 215:54 216:7239 217:3655 218:1688 219:531 220:2196 221:1315 222:1057 223:3357 End of report