IPv4 R&E Routing Table Report 18:40 GMT Thu 22 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: 1056119 Prefixes after maximum aggregation (per Origin AS): 396627 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 506775 Number of IPv4 prefixes with a valid ROA: 629272 Number of IPv4 prefixes with an invalid ROA: 2961 Number of IPv4 prefixes with no ROA: 423886 Total ASes present in the Internet Routing Table: 77970 Prefixes per ASN: 13.55 Origin-only ASes present in the Internet Routing Table: 66828 Origin ASes announcing only one prefix: 26869 Transit ASes present in the Internet Routing Table: 11142 Transit-only ASes present in the Internet Routing Table: 578 Paths with bogon ASNs present in the IPv4 Routing Table: 203 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 215 Max AS path prepend of ASN (207138) 206 Prefixes from unregistered ASNs in the Routing Table: 1073 Number of instances of unregistered ASNs: 1136 Number of 32-bit ASNs allocated by the RIRs: 48453 Number of 32-bit ASNs visible in the Routing Table: 39778 Prefixes from 32-bit ASNs in the Routing Table: 227870 Number of bogon 32-bit ASNs visible in the Routing Table: 175 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 504 Number of addresses announced to Internet: 3109367296 Equivalent to 185 /8s, 85 /16s and 46 /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: 346933 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 287610 Total APNIC prefixes after maximum aggregation: 82503 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 273638 Unique aggregates announced from the APNIC address blocks: 106995 APNIC Region origin ASes present in the Internet Routing Table: 15071 APNIC Prefixes per ASN: 18.16 APNIC Region origin ASes announcing only one prefix: 4584 APNIC Region transit ASes present in the Internet Routing Table: 1998 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: 10617 Number of APNIC addresses announced to Internet: 756282112 Equivalent to 45 /8s, 19 /16s and 243 /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: 304508 Total ARIN prefixes after maximum aggregation: 135444 ARIN Deaggregation factor: 2.25 Prefixes being announced from the ARIN address blocks: 304707 Unique aggregates announced from the ARIN address blocks: 145787 ARIN Region origin ASes present in the Internet Routing Table: 19388 ARIN Prefixes per ASN: 15.72 ARIN Region origin ASes announcing only one prefix: 7065 ARIN Region transit ASes present in the Internet Routing Table: 1957 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: 5453 Number of ARIN addresses announced to Internet: 1344799232 Equivalent to 80 /8s, 40 /16s and 2 /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: 289864 Total RIPE prefixes after maximum aggregation: 140241 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 291309 Unique aggregates announced from the RIPE address blocks: 184880 RIPE Region origin ASes present in the Internet Routing Table: 29193 RIPE Prefixes per ASN: 9.98 RIPE Region origin ASes announcing only one prefix: 12084 RIPE Region transit ASes present in the Internet Routing Table: 4033 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: 12964 Number of RIPE addresses announced to Internet: 733737216 Equivalent to 43 /8s, 187 /16s and 241 /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: 134057 Total LACNIC prefixes after maximum aggregation: 30568 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 129640 Unique aggregates announced from the LACNIC address blocks: 49603 LACNIC Region origin ASes present in the Internet Routing Table: 11360 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2427 LACNIC Region transit ASes present in the Internet Routing Table: 2581 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: 9358 Number of LACNIC addresses announced to Internet: 170680576 Equivalent to 10 /8s, 44 /16s and 97 /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: 39007 Total AfriNIC prefixes after maximum aggregation: 7141 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 56321 Unique aggregates announced from the AfriNIC address blocks: 19084 AfriNIC Region origin ASes present in the Internet Routing Table: 2025 AfriNIC Prefixes per ASN: 27.81 AfriNIC Region origin ASes announcing only one prefix: 709 AfriNIC Region transit ASes present in the Internet Routing Table: 388 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: 1386 Number of AfriNIC addresses announced to Internet: 103572992 Equivalent to 6 /8s, 44 /16s and 102 /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 13605 8944 101 CHINAMOBILE-CN China Mobile Communication 7545 6025 833 574 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4716 543 344 BBIL-AP BHARTI Airtel Ltd., IN 18403 4433 347 24 FPT-AS-AP FPT Telecom Company, VN 7552 4055 1332 29 VIETEL-AS-AP Viettel Group, VN 7713 3760 1044 65 TELKOMNET-AS-AP PT Telekomunikasi Indones 4538 3442 4193 76 ERX-CERNET-BKB China Education and Resear 56046 3421 831 184 CMNET-JIANGSU-AP China Mobile communicati 45899 3335 1868 98 VNPT-AS-VN VNPT Corp, VN 17561 3152 198 613 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 14017 38739 5443 AMAZON-02 - Amazon.com, Inc., US 174 4912 8766 842 COGENT-174 - Cogent Communications, LLC, 22773 4786 3118 368 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4638 308 1020 CABLEONE - CABLE ONE, INC., US 7155 3865 287 89 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3697 1321 70 SHAW - Shaw Communications, CA 396982 3329 4868 500 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3143 54729 2394 DNIC-AS-00749 - United States Department 16625 2949 1274 2172 AKAMAI-AS - Akamai Technologies, Inc., US 36352 2701 222 889 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 7235 1711 149 UNI2-AS, ES 39891 4969 306 72 ALJAWWALSTC-AS, SA 9009 3951 368 2247 M247, RO 20940 3945 3393 114 AKAMAI-ASN1, NL 12389 3171 2317 871 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2641 585 28 EMIRATES-INTERNET Emirates Internet, AE 212238 2558 182 1855 CDNEXT, GB 34984 2425 364 577 TELLCOM-AS, TR 8452 1718 1852 14 TE-AS TE-AS, EG 203020 1614 243 784 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 12770 3308 603 UNINET, MX 10620 3441 457 1108 Telmex Colombia S.A., CO 13999 2488 508 351 Mega Cable, S.A. de C.V., MX 11830 1991 369 65 Instituto Costarricense de Electricidad y 11664 1383 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 1257 371 22 INTEGRATEL PERU S.A.A., PE 22884 1056 67 358 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1016 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 1983 646 33 RAYA-AS, EG 36992 1838 1532 339 ETISALAT-MISR, EG 20011 1328 205 344 NTT-DATA-Inc, ZA 24863 1284 389 16 LINKdotNET-AS, EG 36903 1232 555 98 MT-MPLS, MA 36935 1144 522 45 Vodafone-, EG 37069 1117 1112 11 MOBINIL, EG 29571 1070 78 20 ORANGE-COTE-IVOIRE, CI 328608 578 53 167 Africa-on-Cloud-AS, ZA 36914 572 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 14017 38739 5443 AMAZON-02 - Amazon.com, Inc., US 9808 13605 8944 101 CHINAMOBILE-CN China Mobile Communication 8151 12770 3308 603 UNINET, MX 12479 7235 1711 149 UNI2-AS, ES 7545 6025 833 574 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4969 306 72 ALJAWWALSTC-AS, SA 174 4912 8766 842 COGENT-174 - Cogent Communications, LLC, 22773 4786 3118 368 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 9498 4716 543 344 BBIL-AP BHARTI Airtel Ltd., IN 11492 4638 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 13605 13504 CHINAMOBILE-CN China Mobile Communications Grou 8151 12770 12167 UNINET, MX 12479 7235 7086 UNI2-AS, ES 7545 6025 5451 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4969 4897 ALJAWWALSTC-AS, SA 22773 4786 4418 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18403 4433 4409 FPT-AS-AP FPT Telecom Company, VN 9498 4716 4372 BBIL-AP BHARTI Airtel Ltd., IN 174 4912 4070 COGENT-174 - Cogent Communications, LLC, US 7552 4055 4026 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 65782 UNALLOCATED 5.132.198.0/24 35753 ITC ITC AS number, SA 65782 UNALLOCATED 5.132.205.0/24 35753 ITC ITC AS number, SA 204464 UNALLOCATED 5.175.223.0/24 211066 RYZEHOSTING-TRADING, AT 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 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 5.182.62.0/24 Origin: 214476 CANUS, CH 5.182.62.0/24 Transit: 13030 INIT7, CH 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 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 /14:1206 /15:2115 /16:13820 /17:8402 /18:13899 /19:25405 /20:46731 /21:53770 /22:115758 /23:111446 /24:662519 /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 6902 12770 UNINET, MX 12479 6165 7235 UNI2-AS, ES 39891 3655 4969 ALJAWWALSTC-AS, SA 11492 3498 4638 CABLEONE - CABLE ONE, INC., US 6327 3479 3697 SHAW - Shaw Communications, CA 22773 3053 4786 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2824 3865 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2480 14017 AMAZON-02 - Amazon.com, Inc., US 30036 2305 2647 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US 10620 2221 3441 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) ---------------------------------------------- 1:2542 2:1664 3:965 4:9 5:5369 6:186 7:6 8:1530 9:14 11:172 12:1227 13:621 14:2650 15:416 16:179 17:394 18:919 20:617 21:4 22:188 23:8235 24:2765 25:2 27:2882 29:19 31:3560 32:39 34:88 35:293 36:4673 37:4614 38:11084 39:1262 40:443 41:4736 42:1977 43:3019 44:421 45:20500 46:5049 47:405 48:20 49:2204 50:2075 51:600 52:1260 54:239 55:1132 56:11 57:299 58:2370 59:1506 60:1179 61:3367 62:3156 63:1790 64:6269 65:2145 66:6126 67:3310 68:1507 69:4261 70:1035 71:463 72:3201 74:3003 75:1527 76:612 77:2888 78:1929 79:1823 80:2327 81:2168 82:4098 83:1527 84:2061 85:3693 86:1202 87:2410 88:1358 89:4683 90:822 91:8501 92:2934 93:3030 94:4417 95:4554 96:1482 97:319 98:954 99:782 100:69 101:1570 102:4789 103:32911 104:5483 105:1139 106:926 107:2825 108:1236 109:4282 110:2311 111:4122 112:3124 113:2009 114:2178 115:2395 116:2272 117:3333 118:3008 119:2168 120:2632 121:1579 122:2994 123:2577 124:1771 125:3007 126:125 128:1625 129:961 130:1582 131:2367 132:776 133:461 134:1638 135:583 136:1647 137:1292 138:3162 139:1614 140:1775 141:1578 142:2477 143:2189 144:1577 145:633 146:2211 147:2280 148:2826 149:3004 150:1341 151:2675 152:2279 153:917 154:9984 155:2326 156:4645 157:2238 158:1511 159:2753 160:3783 161:2041 162:4050 163:2332 164:1994 165:2658 166:1310 167:2223 168:4058 169:867 170:5641 171:1121 172:4602 173:3464 174:893 175:1374 176:3887 177:5299 178:4450 179:2468 180:3070 181:4657 182:3921 183:2759 184:2056 185:21974 186:6101 187:5022 188:4667 189:4716 190:9982 191:1672 192:11492 193:9561 194:8007 195:5869 196:3643 197:3987 198:6122 199:6137 200:8464 201:6561 202:11015 203:10845 204:4738 205:3728 206:4422 207:3835 208:4425 209:5453 210:4992 211:2791 212:5019 213:4128 214:1045 215:54 216:7232 217:3628 218:1683 219:530 220:2212 221:1313 222:1033 223:3314 End of report