This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Brisbane. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG UKNOF, TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bgp-stats@lists.apnic.net. For historical data, please see https://thyme.apnic.net. If you have any comments please contact Philip Smith . IPv4 Routing Table Report 05:00 +10GMT Sat 20 Dec, 2025 IPv4 BGP Table (Global) as seen at Brisbane. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/au/ Analysis Summary ---------------- BGP routing table entries examined: 1041217 Prefixes after maximum aggregation (per Origin AS): 394466 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 505401 Number of IPv4 prefixes with a valid ROA: 620054 Number of IPv4 prefixes with an invalid ROA: 355 Number of IPv4 prefixes with no ROA: 420808 Total ASes present in the Internet Routing Table: 77775 Prefixes per ASN: 13.39 Origin-only ASes present in the Internet Routing Table: 66639 Origin ASes announcing only one prefix: 26774 Transit ASes present in the Internet Routing Table: 11136 Transit-only ASes present in the Internet Routing Table: 572 Average AS path length visible in the Internet Routing Table: 4.9 Max AS path length visible: 90 Max AS path prepend of ASN (152107) 85 Prefixes from unregistered ASNs in the Routing Table: 959 Number of instances of unregistered ASNs: 999 Number of 32-bit ASNs allocated by the RIRs: 48255 Number of 32-bit ASNs visible in the Routing Table: 39574 Prefixes from 32-bit ASNs in the Routing Table: 226737 Number of bogon 32-bit ASNs visible in the Routing Table: 92 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 737 Number of addresses announced to Internet: 3105651712 Equivalent to 185 /8s, 28 /16s and 124 /24s Percentage of available address space announced: 83.9 Percentage of allocated address space announced: 83.9 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: 342102 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 280127 Total APNIC prefixes after maximum aggregation: 80982 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 266846 Unique aggregates announced from the APNIC address blocks: 106327 APNIC Region origin ASes present in the Internet Routing Table: 14967 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 4551 APNIC Region transit ASes present in the Internet Routing Table: 2025 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 90 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10533 Number of APNIC addresses announced to Internet: 753285120 Equivalent to 44 /8s, 230 /16s and 56 /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: 302337 Total ARIN prefixes after maximum aggregation: 134979 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 302928 Unique aggregates announced from the ARIN address blocks: 145552 ARIN Region origin ASes present in the Internet Routing Table: 19403 ARIN Prefixes per ASN: 15.61 ARIN Region origin ASes announcing only one prefix: 7077 ARIN Region transit ASes present in the Internet Routing Table: 1982 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5432 Number of ARIN addresses announced to Internet: 1342952192 Equivalent to 80 /8s, 11 /16s and 211 /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: 286046 Total RIPE prefixes after maximum aggregation: 140197 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 286906 Unique aggregates announced from the RIPE address blocks: 184035 RIPE Region origin ASes present in the Internet Routing Table: 29174 RIPE Prefixes per ASN: 9.83 RIPE Region origin ASes announcing only one prefix: 12065 RIPE Region transit ASes present in the Internet Routing Table: 4005 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12912 Number of RIPE addresses announced to Internet: 735365888 Equivalent to 43 /8s, 212 /16s and 203 /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: 133799 Total LACNIC prefixes after maximum aggregation: 30617 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 129314 Unique aggregates announced from the LACNIC address blocks: 49676 LACNIC Region origin ASes present in the Internet Routing Table: 11332 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2373 LACNIC Region transit ASes present in the Internet Routing Table: 2540 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: 9334 Number of LACNIC addresses announced to Internet: 170557952 Equivalent to 10 /8s, 42 /16s and 130 /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: 37949 Total AfriNIC prefixes after maximum aggregation: 7039 AfriNIC Deaggregation factor: 5.39 Prefixes being announced from the AfriNIC address blocks: 54486 Unique aggregates announced from the AfriNIC address blocks: 19218 AfriNIC Region origin ASes present in the Internet Routing Table: 2003 AfriNIC Prefixes per ASN: 27.20 AfriNIC Region origin ASes announcing only one prefix: 708 AfriNIC Region transit ASes present in the Internet Routing Table: 388 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 47 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1363 Number of AfriNIC addresses announced to Internet: 103133696 Equivalent to 6 /8s, 37 /16s and 178 /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 13331 8729 120 CHINAMOBILE-CN China Mobile Communication 7545 6038 833 578 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4631 541 339 BBIL-AP BHARTI Airtel Ltd., IN 18403 4440 347 24 FPT-AS-AP FPT Telecom Company, VN 7552 4022 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3730 1044 65 TELKOMNET-AS-AP PT Telekomunikasi Indones 56046 3377 832 183 CMNET-JIANGSU-AP China Mobile communicati 45899 3326 1868 98 VNPT-AS-VN VNPT Corp, VN 24560 2960 865 503 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 17561 2850 179 617 LCS-AS-AP LARUS Limited, HK Complete listing at https://thyme.apnic.net/au/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14047 38460 5448 AMAZON-02, US 22773 4777 3115 367 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4687 311 949 CABLEONE, US 7155 3861 286 85 VIASAT-SP-BACKBONE, US 6327 3691 1320 83 SHAW, CA 396982 3318 4867 492 GOOGLE-CLOUD-PLATFORM, US 749 3142 54729 2393 DNIC-AS-00749, US 16625 2982 1280 2178 AKAMAI-AS, US 36352 2817 229 911 AS-COLOCROSSING, US 174 2681 8769 859 COGENT-174, US Complete listing at https://thyme.apnic.net/au/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7295 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 9009 3956 369 2263 M247, RO 20940 3954 3394 124 AKAMAI-ASN1, NL 12389 3153 2317 871 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2561 182 1861 CDNEXT, GB 34984 2419 363 573 TELLCOM-AS, TR 8452 1688 1852 14 TE-AS TE-AS, EG 203020 1617 242 783 HOSTROYALE, IN 13188 1607 100 27 TRIOLAN, UA Complete listing at https://thyme.apnic.net/au/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12735 3285 587 UNINET, MX 10620 3434 457 1108 Telmex Colombia S.A., CO 13999 2493 507 353 Mega Cable, S.A. de C.V., MX 11830 1992 369 65 Instituto Costarricense de Electricidad y 11664 1369 278 33 Techtel LMDS Comunicaciones Interactivas 28573 1369 2429 273 Claro NXT Telecomunicacoes Ltda, BR 3816 1339 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1263 371 22 Telefonica del Peru S.A.A., PE 22884 1054 67 361 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1025 2486 56 TIM SA, BR Complete listing at https://thyme.apnic.net/au/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1927 368 14 RAYA-AS, EG 36992 1824 1531 424 ETISALAT-MISR, EG 24863 1262 389 16 LINKdotNET-AS, EG 36903 1250 554 97 MT-MPLS, MA 37069 1083 1084 13 MOBINIL, EG 29571 1072 94 22 ORANGE-COTE-IVOIRE, CI 36935 1046 520 31 Vodafone-, EG 20011 634 172 254 NTT-DATA-Inc, ZA 3741 558 725 325 NTT-DATA-Inc, ZA 36914 556 82 3 KENET-AS, KE Complete listing at https://thyme.apnic.net/au/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14047 38460 5448 AMAZON-02, US 9808 13331 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 12735 3285 587 UNINET, MX 12479 7295 1711 149 UNI2-AS, ES 7545 6038 833 578 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 298 66 ALJAWWALSTC-AS, SA 22773 4777 3115 367 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4687 311 949 CABLEONE, US 9498 4631 541 339 BBIL-AP BHARTI Airtel Ltd., IN 18403 4440 347 24 FPT-AS-AP FPT Telecom Company, VN Complete listing at https://thyme.apnic.net/au/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13331 13211 CHINAMOBILE-CN China Mobile Communications Grou 8151 12735 12148 UNINET, MX 12479 7295 7146 UNI2-AS, ES 7545 6038 5460 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4440 4416 FPT-AS-AP FPT Telecom Company, VN 22773 4777 4410 ASN-CXA-ALL-CCI-22773-RDC, US 9498 4631 4292 BBIL-AP BHARTI Airtel Ltd., IN 7552 4022 3994 VIETEL-AS-AP Viettel Group, VN 20940 3954 3830 AKAMAI-ASN1, NL Complete listing at https://thyme.apnic.net/au/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, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 54739 UNALLOCATED 8.44.198.0/23 13335 CLOUDFLARENET, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 26345 UNALLOCATED 12.21.93.0/24 40264 TWC-40264-WI-MN-UPPERMI 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US 21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US Complete listing at https://thyme.apnic.net/au/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://thyme.apnic.net/au/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.137.48.0/24 Origin: 16904 ARVIG-16904, 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 23.140.180.0/24 Origin: 401371 DEEP-TO-ONE-INC, US 23.140.180.0/24 Transit: 154309 INTELLIGENT1-AS-AP Intelligent Cloud Lim 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 Complete listing at https://thyme.apnic.net/au/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 /12:299 /13:581 /14:1204 /15:2110 /16:13727 /17:8288 /18:13694 /19:25085 /20:45648 /21:53062 /22:114675 /23:109956 /24:652711 /25:0 /26:1 /27:1 /28:1 /29:2 /30:0 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6899 12735 UNINET, MX 12479 6226 7295 UNI2-AS, ES 11492 3532 4687 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3478 3691 SHAW, CA 22773 3049 4777 ASN-CXA-ALL-CCI-22773-RDC, US 7155 2820 3861 VIASAT-SP-BACKBONE, US 16509 2454 14047 AMAZON-02, US 30036 2321 2664 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2214 3434 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2451 2:1560 3:978 4:10 5:5218 6:187 7:6 8:1525 9:10 11:172 12:1229 13:608 14:2616 15:416 16:290 17:387 18:912 20:608 21:4 22:188 23:8171 24:2670 25:2 27:2860 29:19 31:3425 32:39 33:1 34:82 35:287 36:4614 37:4582 38:10144 39:1207 40:440 41:4689 42:1978 43:2903 44:418 45:20287 46:5167 47:394 49:2214 50:2063 51:597 52:1344 54:228 55:1113 56:11 57:309 58:2305 59:1549 60:1174 61:3275 62:3143 63:1754 64:6057 65:2126 66:5968 67:3271 68:1536 69:4334 70:1040 71:626 72:3094 74:2962 75:1527 76:598 77:2893 78:1930 79:1814 80:2311 81:2123 82:3918 83:1481 84:2038 85:3645 86:1105 87:2370 88:1373 89:4632 90:830 91:8518 92:2846 93:3027 94:4287 95:4571 96:1485 97:312 98:953 99:782 100:68 101:1327 102:4695 103:32545 104:5505 105:1046 106:924 107:2833 108:1221 109:4293 110:2308 111:3977 112:2817 113:1967 114:2095 115:2332 116:2261 117:3157 118:3007 119:2097 120:2412 121:1525 122:2966 123:2758 124:1666 125:2925 126:125 128:1649 129:958 130:1550 131:2362 132:821 133:462 134:1647 135:585 136:1508 137:1423 138:3179 139:1614 140:1779 141:1582 142:2448 143:2188 144:1366 145:631 146:2193 147:2143 148:2796 149:2964 150:1325 151:2601 152:2286 153:866 154:9441 155:2279 156:4561 157:2272 158:1478 159:2729 160:3819 161:2037 162:4014 163:2339 164:1990 165:2678 166:1309 167:2215 168:4127 169:831 170:5677 171:1117 172:4555 173:3447 174:901 175:1344 176:3859 177:5258 178:4403 179:2456 180:2891 181:4458 182:3873 183:2661 184:2081 185:21904 186:5848 187:4965 188:4486 189:4671 190:9914 191:1616 192:11461 193:9566 194:7942 195:5725 196:3411 197:3356 198:6250 199:6129 200:8612 201:6534 202:10674 203:10765 204:4673 205:3774 206:4478 207:3962 208:4368 209:5570 210:4889 211:2707 212:4949 213:4080 214:1062 215:54 216:7174 217:3481 218:1624 219:417 220:2193 221:1293 222:776 223:3264 End of report