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 Sep, 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: 1022118 Prefixes after maximum aggregation (per Origin AS): 389525 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 494682 Number of IPv4 prefixes with a valid ROA: 585347 Number of IPv4 prefixes with an invalid ROA: 442 Number of IPv4 prefixes with no ROA: 436329 Total ASes present in the Internet Routing Table: 77422 Prefixes per ASN: 13.20 Origin-only ASes present in the Internet Routing Table: 66351 Origin ASes announcing only one prefix: 26671 Transit ASes present in the Internet Routing Table: 11071 Transit-only ASes present in the Internet Routing Table: 557 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 90 Max AS path prepend of ASN (152107) 85 Prefixes from unregistered ASNs in the Routing Table: 1109 Number of instances of unregistered ASNs: 1138 Number of 32-bit ASNs allocated by the RIRs: 47507 Number of 32-bit ASNs visible in the Routing Table: 39039 Prefixes from 32-bit ASNs in the Routing Table: 217744 Number of bogon 32-bit ASNs visible in the Routing Table: 72 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 440 Number of addresses announced to Internet: 3111871488 Equivalent to 185 /8s, 123 /16s and 100 /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: 335234 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 271934 Total APNIC prefixes after maximum aggregation: 79370 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 261898 Unique aggregates announced from the APNIC address blocks: 105425 APNIC Region origin ASes present in the Internet Routing Table: 14816 APNIC Prefixes per ASN: 17.68 APNIC Region origin ASes announcing only one prefix: 4484 APNIC Region transit ASes present in the Internet Routing Table: 2001 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: 10373 Number of APNIC addresses announced to Internet: 750645504 Equivalent to 44 /8s, 189 /16s and 241 /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: 297464 Total ARIN prefixes after maximum aggregation: 134055 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 298884 Unique aggregates announced from the ARIN address blocks: 142681 ARIN Region origin ASes present in the Internet Routing Table: 19320 ARIN Prefixes per ASN: 15.47 ARIN Region origin ASes announcing only one prefix: 7075 ARIN Region transit ASes present in the Internet Routing Table: 1976 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 41 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5335 Number of ARIN addresses announced to Internet: 1353288960 Equivalent to 80 /8s, 169 /16s and 141 /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: 282377 Total RIPE prefixes after maximum aggregation: 138218 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 281891 Unique aggregates announced from the RIPE address blocks: 180195 RIPE Region origin ASes present in the Internet Routing Table: 29102 RIPE Prefixes per ASN: 9.69 RIPE Region origin ASes announcing only one prefix: 12073 RIPE Region transit ASes present in the Internet Routing Table: 3995 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 52 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12732 Number of RIPE addresses announced to Internet: 732669696 Equivalent to 43 /8s, 171 /16s and 167 /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: 132599 Total LACNIC prefixes after maximum aggregation: 30255 LACNIC Deaggregation factor: 4.38 Prefixes being announced from the LACNIC address blocks: 128681 Unique aggregates announced from the LACNIC address blocks: 49435 LACNIC Region origin ASes present in the Internet Routing Table: 11299 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2351 LACNIC Region transit ASes present in the Internet Routing Table: 2509 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 36 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9262 Number of LACNIC addresses announced to Internet: 170626560 Equivalent to 10 /8s, 43 /16s and 142 /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: 36635 Total AfriNIC prefixes after maximum aggregation: 6919 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 50324 Unique aggregates announced from the AfriNIC address blocks: 16558 AfriNIC Region origin ASes present in the Internet Routing Table: 1973 AfriNIC Prefixes per ASN: 25.51 AfriNIC Region origin ASes announcing only one prefix: 688 AfriNIC Region transit ASes present in the Internet Routing Table: 389 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1337 Number of AfriNIC addresses announced to Internet: 104404736 Equivalent to 6 /8s, 57 /16s and 23 /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 13502 8730 116 CHINAMOBILE-CN China Mobile Communication 7545 6156 837 597 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4481 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4469 536 313 BBIL-AP BHARTI Airtel Ltd., IN 7552 3942 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3738 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3306 1869 100 VNPT-AS-VN VNPT Corp, VN 56046 3078 828 181 CMNET-JIANGSU-AP China Mobile communicati 24560 2923 863 505 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2168 427 180 TATACOMM-AS TATA Communications formerly 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 14409 40906 5397 AMAZON-02, US 11492 4737 320 807 CABLEONE, US 22773 3944 3061 315 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3859 286 85 VIASAT-SP-BACKBONE, US 6327 3678 1320 82 SHAW, CA 174 3291 8774 823 COGENT-174, US 396982 3265 4824 459 GOOGLE-CLOUD-PLATFORM, US 749 3221 54766 2472 DNIC-AS-00749, US 16625 3056 1304 2216 AKAMAI-AS, US 4155 3032 235 1731 USDA-1, 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 7459 1711 149 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4032 3395 128 AKAMAI-ASN1, NL 9009 3921 368 2223 M247, RO 12389 3119 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2419 172 1752 CDNEXT, GB 34984 2414 363 573 TELLCOM-AS, TR 203020 1961 230 915 HOSTROYALE, IN 8452 1623 1852 14 TE-AS TE-AS, EG 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 12359 3249 591 UNINET, MX 10620 3494 473 1048 Telmex Colombia S.A., CO 13999 2542 511 346 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 1353 789 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1231 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1184 371 22 Telefonica del Peru S.A.A., PE 22884 1063 71 363 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1010 2487 55 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 1821 652 28 RAYA-AS, EG 36992 1507 1498 383 ETISALAT-MISR, EG 36903 1250 554 97 MT-MPLS, MA 24863 1247 389 20 LINKdotNET-AS, EG 29571 1185 102 51 ORANGE-COTE-IVOIRE, CI 37069 1085 1096 13 MOBINIL, EG 36935 1029 522 45 Vodafone-, EG 20011 634 172 254 NTT-DATA-Inc, ZA 3741 565 725 320 NTT-DATA-Inc, ZA 36914 564 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 14409 40906 5397 AMAZON-02, US 9808 13502 8730 116 CHINAMOBILE-CN China Mobile Communication 8151 12359 3249 591 UNINET, MX 12479 7459 1711 149 UNI2-AS, ES 7545 6156 837 597 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4737 320 807 CABLEONE, US 18403 4481 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4469 536 313 BBIL-AP BHARTI Airtel Ltd., IN 20940 4032 3395 128 AKAMAI-ASN1, NL Complete listing at https://thyme.apnic.net/au/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13502 13386 CHINAMOBILE-CN China Mobile Communications Grou 8151 12359 11768 UNINET, MX 12479 7459 7310 UNI2-AS, ES 7545 6156 5559 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4481 4455 FPT-AS-AP FPT Telecom Company, VN 9498 4469 4156 BBIL-AP BHARTI Airtel Ltd., IN 11492 4737 3930 CABLEONE, US 7552 3942 3915 VIETEL-AS-AP Viettel Group, VN 20940 4032 3904 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 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 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3, 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://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 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 23.147.240.0/24 Origin: 32302 RESERVED, ZZ 23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE 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 /12:298 /13:581 /14:1210 /15:2160 /16:13813 /17:8287 /18:13623 /19:24857 /20:45113 /21:52937 /22:113964 /23:108035 /24:637047 /25:2 /26:0 /27:1 /28:1 /29:0 /30:0 /31:0 /32:25 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6557 12359 UNINET, MX 12479 6427 7459 UNI2-AS, ES 11492 3552 4737 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3466 3678 SHAW, CA 7155 2818 3859 VIASAT-SP-BACKBONE, US 22773 2508 3944 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2449 14409 AMAZON-02, US 30036 2295 2636 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2212 3494 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2437 2:1557 3:938 4:10 5:5091 6:165 7:6 8:1560 9:6 11:172 12:1246 13:568 14:2615 15:401 16:303 17:386 18:901 20:591 21:4 22:188 23:7938 24:2801 25:2 27:2860 29:19 31:3395 32:39 33:1 34:82 35:267 36:4377 37:4599 38:9586 39:1077 40:283 41:4492 42:1989 43:2794 44:390 45:19647 46:5210 47:345 49:2059 50:2046 51:594 52:1642 54:373 55:1097 56:11 57:293 58:2254 59:1459 60:1187 61:3049 62:3080 63:1787 64:5694 65:2136 66:4984 67:3163 68:1114 69:4074 70:1050 71:638 72:2986 74:2863 75:1519 76:602 77:2883 78:1931 79:1778 80:2246 81:2109 82:3354 83:1459 84:1971 85:3503 86:1103 87:2398 88:1377 89:4505 90:810 91:8506 92:2796 93:2999 94:4173 95:4484 96:1520 97:312 98:952 99:761 100:71 101:1480 102:4495 103:32712 104:5327 105:1056 106:879 107:2674 108:1235 109:4248 110:2247 111:3711 112:2622 113:1878 114:2002 115:2339 116:2118 117:2870 118:3083 119:1964 120:2240 121:1378 122:2839 123:2552 124:1729 125:2903 126:91 128:1637 129:965 130:1312 131:2222 132:841 133:461 134:1611 135:409 136:1492 137:1341 138:3003 139:1617 140:1650 141:1556 142:1957 143:2145 144:1271 145:629 146:2194 147:2133 148:2750 149:2919 150:1274 151:2536 152:2149 153:641 154:7559 155:2060 156:3481 157:2014 158:1428 159:2570 160:3608 161:2008 162:3952 163:2309 164:1941 165:2618 166:1560 167:2114 168:4016 169:790 170:5595 171:1007 172:4261 173:3432 174:903 175:1347 176:3868 177:5269 178:4270 179:2438 180:2652 181:4402 182:3730 183:2601 184:2114 185:21856 186:5746 187:4902 188:4314 189:4535 190:9987 191:1643 192:11425 193:9526 194:7878 195:5664 196:3414 197:3379 198:6276 199:8725 200:8651 201:6482 202:10614 203:10833 204:4577 205:3665 206:4612 207:3672 208:4274 209:5349 210:4879 211:2700 212:4735 213:3894 214:1037 215:52 216:6929 217:3355 218:1523 219:402 220:2152 221:1235 222:752 223:3006 End of report