IPv4 R&E Routing Table Report 21:10 GMT Sun 15 Feb, 2026 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 1033013 Prefixes after maximum aggregation (per Origin AS): 396947 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 509574 Number of IPv4 prefixes with a valid ROA: 619864 Number of IPv4 prefixes with an invalid ROA: 108 Number of IPv4 prefixes with no ROA: 413040 Total ASes present in the Internet Routing Table: 77958 Prefixes per ASN: 13.25 Origin-only ASes present in the Internet Routing Table: 66697 Origin ASes announcing only one prefix: 27257 Transit ASes present in the Internet Routing Table: 11261 Transit-only ASes present in the Internet Routing Table: 578 Paths with bogon ASNs present in the IPv4 Routing Table: 11 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 68 Max AS path prepend of ASN (269326) 61 Prefixes from unregistered ASNs in the Routing Table: 1059 Number of instances of unregistered ASNs: 1091 Number of 32-bit ASNs allocated by the RIRs: 48744 Number of 32-bit ASNs visible in the Routing Table: 39871 Prefixes from 32-bit ASNs in the Routing Table: 222665 Number of bogon 32-bit ASNs visible in the Routing Table: 80 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 431 Number of addresses announced to Internet: 3112237056 Equivalent to 185 /8s, 128 /16s and 248 /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: 336152 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 281007 Total APNIC prefixes after maximum aggregation: 82096 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 267414 Unique aggregates announced from the APNIC address blocks: 107256 APNIC Region origin ASes present in the Internet Routing Table: 15043 APNIC Prefixes per ASN: 17.78 APNIC Region origin ASes announcing only one prefix: 4611 APNIC Region transit ASes present in the Internet Routing Table: 2020 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10604 Number of APNIC addresses announced to Internet: 752019712 Equivalent to 44 /8s, 210 /16s and 233 /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: 303548 Total ARIN prefixes after maximum aggregation: 136388 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 302919 Unique aggregates announced from the ARIN address blocks: 146674 ARIN Region origin ASes present in the Internet Routing Table: 19395 ARIN Prefixes per ASN: 15.62 ARIN Region origin ASes announcing only one prefix: 7085 ARIN Region transit ASes present in the Internet Routing Table: 1988 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5472 Number of ARIN addresses announced to Internet: 1352071680 Equivalent to 80 /8s, 150 /16s and 250 /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: 284350 Total RIPE prefixes after maximum aggregation: 140576 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 286706 Unique aggregates announced from the RIPE address blocks: 186155 RIPE Region origin ASes present in the Internet Routing Table: 29245 RIPE Prefixes per ASN: 9.80 RIPE Region origin ASes announcing only one prefix: 12143 RIPE Region transit ASes present in the Internet Routing Table: 4069 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 45 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13054 Number of RIPE addresses announced to Internet: 733843456 Equivalent to 43 /8s, 189 /16s and 144 /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: 126385 Total LACNIC prefixes after maximum aggregation: 30261 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 122143 Unique aggregates announced from the LACNIC address blocks: 49602 LACNIC Region origin ASes present in the Internet Routing Table: 11356 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2679 LACNIC Region transit ASes present in the Internet Routing Table: 2589 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 68 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9363 Number of LACNIC addresses announced to Internet: 170803712 Equivalent to 10 /8s, 46 /16s and 66 /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: 36664 Total AfriNIC prefixes after maximum aggregation: 6937 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 53399 Unique aggregates announced from the AfriNIC address blocks: 19506 AfriNIC Region origin ASes present in the Internet Routing Table: 2016 AfriNIC Prefixes per ASN: 26.49 AfriNIC Region origin ASes announcing only one prefix: 739 AfriNIC Region transit ASes present in the Internet Routing Table: 391 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 52 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1378 Number of AfriNIC addresses announced to Internet: 103307520 Equivalent to 6 /8s, 40 /16s and 89 /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 13726 8729 120 CHINAMOBILE-CN China Mobile Communication 7545 6006 832 555 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4772 545 329 BBIL-AP BHARTI Airtel Ltd., IN 18403 4503 347 24 FPT-AS-AP FPT Telecom Company, VN 7552 4070 1332 29 VIETEL-AS-AP Viettel Group, VN 7713 3695 1044 68 TELKOMNET-AS-AP PT Telekomunikasi Indones 56046 3465 886 176 CMNET-JIANGSU-AP China Mobile communicati 45899 3324 1868 97 VNPT-AS-VN VNPT Corp, VN 17561 3109 195 595 LCS-AS-AP LARUS Limited, HK 24560 2967 864 505 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14189 41125 5518 AMAZON-02 - Amazon.com, Inc., US 22773 4783 3114 364 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4636 308 1022 CABLEONE - CABLE ONE, INC., US 7155 3861 286 85 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3698 1321 71 SHAW - Shaw Communications, CA 174 3686 8766 857 COGENT-174 - Cogent Communications, LLC, 396982 3322 4856 492 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3142 54728 2393 DNIC-AS-00749 - United States Department 16625 2928 1270 2175 AKAMAI-AS - Akamai Technologies, Inc., US 36352 2692 221 896 AS-COLOCROSSING - HostPapa, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7247 1711 149 UNI2-AS, ES 39891 4969 306 72 ALJAWWALSTC-AS, SA 20940 3933 3393 114 AKAMAI-ASN1, NL 9009 3857 362 2232 M247, RO 12389 3146 2317 871 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2605 188 1901 CDNEXT, GB 34984 2450 365 575 TELLCOM-AS, TR 8452 1709 1852 16 TE-AS TE-AS, EG 13188 1607 100 27 TRIOLAN, UA 203020 1594 242 772 HOSTROYALE, IN Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12676 3291 604 UNINET, MX 10620 3448 457 1103 Telmex Colombia S.A., CO 13999 2461 506 349 Mega Cable, S.A. de C.V., MX 11830 1992 369 65 Instituto Costarricense de Electricidad y 11664 1414 278 33 Techtel LMDS Comunicaciones Interactivas 28573 1374 2430 272 Claro NXT Telecomunicacoes Ltda, BR 3816 1342 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1255 371 22 INTEGRATEL PERU S.A.A., PE 22884 1055 67 357 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1020 2486 57 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1984 648 34 RAYA-AS, EG 36992 1845 1532 339 ETISALAT-MISR, EG 24863 1283 389 16 LINKdotNET-AS, EG 36903 1232 555 98 MT-MPLS, MA 36935 1193 523 46 Vodafone-, EG 37069 1115 1100 11 MOBINIL, EG 29571 1071 78 20 ORANGE-COTE-IVOIRE, CI 20011 580 154 212 NTT-DATA-Inc, ZA 328608 577 52 163 Africa-on-Cloud-AS, ZA 15399 554 57 61 WANANCHI-, KE Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14189 41125 5518 AMAZON-02 - Amazon.com, Inc., US 9808 13726 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 12676 3291 604 UNINET, MX 12479 7247 1711 149 UNI2-AS, ES 7545 6006 832 555 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4969 306 72 ALJAWWALSTC-AS, SA 22773 4783 3114 364 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 9498 4772 545 329 BBIL-AP BHARTI Airtel Ltd., IN 11492 4636 308 1022 CABLEONE - CABLE ONE, INC., US 18403 4503 347 24 FPT-AS-AP FPT Telecom Company, VN Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13726 13606 CHINAMOBILE-CN China Mobile Communications Grou 8151 12676 12072 UNINET, MX 12479 7247 7098 UNI2-AS, ES 7545 6006 5451 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4969 4897 ALJAWWALSTC-AS, SA 18403 4503 4479 FPT-AS-AP FPT Telecom Company, VN 9498 4772 4443 BBIL-AP BHARTI Airtel Ltd., IN 22773 4783 4419 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4070 4041 VIETEL-AS-AP Viettel Group, VN 20940 3933 3819 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/AARNET/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 13450 UNALLOCATED 8.29.117.0/24 55002 DEFENSE-NET - F5, Inc., 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 397665 UNALLOCATED 12.24.28.0/24 7018 ATT-INTERNET4 - AT&T En Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS 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: 7575 AARNET-AS-AP Australian Academic and Res 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/AARNET/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:14 /10:40 /11:95 /12:303 /13:584 /14:1203 /15:2095 /16:13664 /17:8268 /18:13570 /19:24917 /20:45294 /21:52316 /22:113474 /23:106954 /24:650205 /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 6848 12676 UNINET, MX 12479 6174 7247 UNI2-AS, ES 39891 3655 4969 ALJAWWALSTC-AS, SA 11492 3497 4636 CABLEONE - CABLE ONE, INC., US 6327 3479 3698 SHAW - Shaw Communications, CA 22773 3054 4783 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2820 3861 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2520 14189 AMAZON-02 - Amazon.com, Inc., US 30036 2313 2658 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US 10620 2228 3448 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2508 2:1561 3:981 4:9 5:5140 6:185 7:6 8:1506 9:26 11:172 12:1228 13:635 14:2655 15:425 16:173 17:396 18:915 20:598 21:4 22:188 23:8220 24:2619 25:2 27:2837 29:19 31:3434 32:31 34:81 35:290 36:4641 37:4492 38:10431 39:1267 40:444 41:4520 42:1999 43:2966 44:424 45:19743 46:4934 47:404 48:38 49:2205 50:2072 51:598 52:1278 54:243 55:1118 56:11 57:316 58:2333 59:1348 60:1174 61:3122 62:3122 63:1772 64:6235 65:2121 66:6033 67:3258 68:1486 69:4214 70:1038 71:624 72:3060 74:2970 75:1505 76:585 77:2819 78:1914 79:1797 80:2324 81:2209 82:4033 83:1462 84:2050 85:3821 86:1108 87:2261 88:1343 89:4691 90:816 91:8439 92:2848 93:3016 94:4312 95:4581 96:1455 97:313 98:948 99:787 100:69 101:1334 102:4424 103:32382 104:5530 105:791 106:923 107:2856 108:1227 109:4229 110:2297 111:4100 112:3147 113:1978 114:2176 115:2294 116:2169 117:3465 118:2966 119:2069 120:2680 121:1520 122:2964 123:2346 124:1626 125:2964 126:125 128:1690 129:943 130:1600 131:2378 132:779 133:461 134:1642 135:559 136:1632 137:1540 138:3097 139:1628 140:1793 141:1576 142:2490 143:2172 144:1691 145:629 146:2203 147:2213 148:2796 149:3008 150:1321 151:2689 152:2280 153:965 154:9710 155:2293 156:4599 157:2264 158:1497 159:2767 160:3746 161:1980 162:4035 163:2345 164:2015 165:2612 166:1285 167:2246 168:3977 169:905 170:5479 171:1115 172:4583 173:3461 174:892 175:1356 176:3804 177:4728 178:4377 179:2284 180:3006 181:4406 182:3956 183:2843 184:1996 185:21798 186:5622 187:4869 188:4551 189:4461 190:9739 191:1538 192:11468 193:9526 194:7836 195:5705 196:3272 197:3218 198:6252 199:6124 200:8191 201:6400 202:10641 203:10645 204:4747 205:3780 206:4482 207:3992 208:4383 209:5467 210:4805 211:2690 212:4969 213:4086 214:1074 215:54 216:7173 217:3492 218:1678 219:419 220:2191 221:1318 222:929 223:3297 End of report