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 18 Oct, 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: 1029843 Prefixes after maximum aggregation (per Origin AS): 392323 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 497763 Number of IPv4 prefixes with a valid ROA: 594056 Number of IPv4 prefixes with an invalid ROA: 248 Number of IPv4 prefixes with no ROA: 435539 Total ASes present in the Internet Routing Table: 77550 Prefixes per ASN: 13.28 Origin-only ASes present in the Internet Routing Table: 66442 Origin ASes announcing only one prefix: 26739 Transit ASes present in the Internet Routing Table: 11108 Transit-only ASes present in the Internet Routing Table: 561 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 90 Max AS path prepend of ASN (265605) 87 Prefixes from unregistered ASNs in the Routing Table: 1001 Number of instances of unregistered ASNs: 1068 Number of 32-bit ASNs allocated by the RIRs: 47753 Number of 32-bit ASNs visible in the Routing Table: 39219 Prefixes from 32-bit ASNs in the Routing Table: 220614 Number of bogon 32-bit ASNs visible in the Routing Table: 152 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 446 Number of addresses announced to Internet: 3112667136 Equivalent to 185 /8s, 135 /16s and 136 /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: 338340 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 273859 Total APNIC prefixes after maximum aggregation: 80290 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 263204 Unique aggregates announced from the APNIC address blocks: 105784 APNIC Region origin ASes present in the Internet Routing Table: 14858 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 4503 APNIC Region transit ASes present in the Internet Routing Table: 2012 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 90 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10415 Number of APNIC addresses announced to Internet: 751804160 Equivalent to 44 /8s, 207 /16s and 159 /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: 301362 Total ARIN prefixes after maximum aggregation: 134769 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 302513 Unique aggregates announced from the ARIN address blocks: 144413 ARIN Region origin ASes present in the Internet Routing Table: 19357 ARIN Prefixes per ASN: 15.63 ARIN Region origin ASes announcing only one prefix: 7104 ARIN Region transit ASes present in the Internet Routing Table: 1986 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: 5380 Number of ARIN addresses announced to Internet: 1352993536 Equivalent to 80 /8s, 165 /16s and 11 /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: 283824 Total RIPE prefixes after maximum aggregation: 139183 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 283997 Unique aggregates announced from the RIPE address blocks: 181320 RIPE Region origin ASes present in the Internet Routing Table: 29138 RIPE Prefixes per ASN: 9.75 RIPE Region origin ASes announcing only one prefix: 12083 RIPE Region transit ASes present in the Internet Routing Table: 4002 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: 12796 Number of RIPE addresses announced to Internet: 733099008 Equivalent to 43 /8s, 178 /16s and 52 /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: 133078 Total LACNIC prefixes after maximum aggregation: 30442 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 128924 Unique aggregates announced from the LACNIC address blocks: 49361 LACNIC Region origin ASes present in the Internet Routing Table: 11317 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2362 LACNIC Region transit ASes present in the Internet Routing Table: 2526 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 90 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9283 Number of LACNIC addresses announced to Internet: 170663168 Equivalent to 10 /8s, 44 /16s and 29 /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: 36719 Total AfriNIC prefixes after maximum aggregation: 6964 AfriNIC Deaggregation factor: 5.27 Prefixes being announced from the AfriNIC address blocks: 50759 Unique aggregates announced from the AfriNIC address blocks: 16492 AfriNIC Region origin ASes present in the Internet Routing Table: 1982 AfriNIC Prefixes per ASN: 25.61 AfriNIC Region origin ASes announcing only one prefix: 687 AfriNIC Region transit ASes present in the Internet Routing Table: 385 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1345 Number of AfriNIC addresses announced to Internet: 103854592 Equivalent to 6 /8s, 48 /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 13840 8730 117 CHINAMOBILE-CN China Mobile Communication 7545 6175 834 595 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4478 536 313 BBIL-AP BHARTI Airtel Ltd., IN 18403 4373 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3978 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3688 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3304 1869 99 VNPT-AS-VN VNPT Corp, VN 56046 3167 828 181 CMNET-JIANGSU-AP China Mobile communicati 24560 2934 863 503 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 9304 2530 517 1630 HUTCHISON-AS-AP HGC Global Communications 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 14351 41086 5382 AMAZON-02, US 11492 4762 321 793 CABLEONE, US 22773 4299 3085 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3859 286 85 VIASAT-SP-BACKBONE, US 6327 3685 1320 82 SHAW, CA 396982 3274 4825 467 GOOGLE-CLOUD-PLATFORM, US 749 3219 54766 2470 DNIC-AS-00749, US 4155 3116 233 1747 USDA-1, US 16625 3039 1301 2212 AKAMAI-AS, US 174 2928 8766 795 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 7377 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 20940 4041 3395 127 AKAMAI-ASN1, NL 9009 3965 372 2244 M247, RO 12389 3139 2313 866 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2540 181 1847 CDNEXT, GB 34984 2414 363 575 TELLCOM-AS, TR 203020 1718 205 1005 HOSTROYALE, IN 8452 1689 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 12428 3261 584 UNINET, MX 10620 3480 468 1088 Telmex Colombia S.A., CO 13999 2517 511 347 Mega Cable, S.A. de C.V., MX 11830 1988 369 64 Instituto Costarricense de Electricidad y 28573 1376 2435 257 Claro NXT Telecomunicacoes Ltda, BR 3816 1354 789 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1272 371 23 Telefonica del Peru S.A.A., PE 11664 1253 278 33 Techtel LMDS Comunicaciones Interactivas 22884 1062 70 367 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1014 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 1767 594 28 RAYA-AS, EG 36992 1512 1498 385 ETISALAT-MISR, EG 24863 1250 389 20 LINKdotNET-AS, EG 36903 1250 554 97 MT-MPLS, MA 29571 1188 102 52 ORANGE-COTE-IVOIRE, CI 37069 1085 1096 13 MOBINIL, EG 36935 1010 523 47 Vodafone-, EG 20011 634 172 254 NTT-DATA-Inc, ZA 36914 574 82 3 KENET-AS, KE 3741 566 725 320 NTT-DATA-Inc, ZA 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 14351 41086 5382 AMAZON-02, US 9808 13840 8730 117 CHINAMOBILE-CN China Mobile Communication 8151 12428 3261 584 UNINET, MX 12479 7377 1711 149 UNI2-AS, ES 7545 6175 834 595 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 298 66 ALJAWWALSTC-AS, SA 11492 4762 321 793 CABLEONE, US 9498 4478 536 313 BBIL-AP BHARTI Airtel Ltd., IN 18403 4373 347 25 FPT-AS-AP FPT Telecom Company, VN 22773 4299 3085 366 ASN-CXA-ALL-CCI-22773-RDC, US Complete listing at https://thyme.apnic.net/au/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13840 13723 CHINAMOBILE-CN China Mobile Communications Grou 8151 12428 11844 UNINET, MX 12479 7377 7228 UNI2-AS, ES 7545 6175 5580 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4373 4348 FPT-AS-AP FPT Telecom Company, VN 9498 4478 4165 BBIL-AP BHARTI Airtel Ltd., IN 11492 4762 3969 CABLEONE, US 7552 3978 3950 VIETEL-AS-AP Viettel Group, VN 22773 4299 3933 ASN-CXA-ALL-CCI-22773-RDC, US 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 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 397015 UNALLOCATED 8.44.246.0/24 12025 IMDC-AS12025, 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: 53587 AZT, US 23.135.216.0/24 Origin: 400565 RESERVED, ZZ 23.135.216.0/24 Transit: 3356 LEVEL3, 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 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 /12:300 /13:583 /14:1204 /15:2137 /16:13827 /17:8274 /18:13666 /19:24963 /20:45197 /21:52919 /22:114287 /23:108772 /24:643530 /25:2 /26:0 /27:1 /28:3 /29:0 /30:0 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6625 12428 UNINET, MX 12479 6345 7377 UNI2-AS, ES 11492 3576 4762 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3473 3685 SHAW, CA 7155 2818 3859 VIASAT-SP-BACKBONE, US 22773 2649 4299 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2402 14351 AMAZON-02, US 30036 2307 2648 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2215 3480 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2431 2:1571 3:942 4:10 5:5123 6:170 7:6 8:1540 9:6 11:172 12:1238 13:557 14:2653 15:403 16:301 17:387 18:906 20:597 21:4 22:188 23:8114 24:2661 25:2 27:2855 29:19 31:3366 32:37 33:1 34:82 35:271 36:4479 37:4608 38:9572 39:1108 40:472 41:4441 42:1951 43:2820 44:406 45:19893 46:5262 47:369 49:2128 50:2057 51:596 52:1666 54:353 55:1094 56:11 57:290 58:2299 59:1444 60:1189 61:3052 62:3108 63:1769 64:5870 65:2121 66:5603 67:3171 68:1489 69:4260 70:1052 71:635 72:3020 74:2861 75:1523 76:604 77:2874 78:1928 79:1768 80:2262 81:2154 82:3504 83:1486 84:1990 85:3556 86:1105 87:2406 88:1377 89:4525 90:815 91:8479 92:2821 93:2992 94:4168 95:4543 96:1528 97:311 98:949 99:754 100:71 101:1467 102:4602 103:32581 104:5465 105:1057 106:895 107:2812 108:1214 109:4278 110:2256 111:3824 112:2716 113:1865 114:2075 115:2349 116:2122 117:3023 118:3050 119:2016 120:2306 121:1510 122:2857 123:2456 124:1723 125:2886 126:125 128:1638 129:964 130:1437 131:2264 132:846 133:461 134:1634 135:411 136:1499 137:1336 138:2997 139:1602 140:1644 141:1569 142:2210 143:2169 144:1297 145:635 146:2193 147:2157 148:2752 149:2958 150:1289 151:2639 152:2234 153:642 154:7939 155:2204 156:3200 157:2022 158:1447 159:2607 160:3683 161:2041 162:3978 163:2300 164:1986 165:2606 166:1566 167:2141 168:4002 169:793 170:5631 171:1061 172:4502 173:3447 174:906 175:1354 176:3834 177:5310 178:4412 179:2433 180:2796 181:4422 182:3751 183:2557 184:2112 185:21875 186:5686 187:4912 188:4420 189:4578 190:9949 191:1643 192:11431 193:9544 194:7906 195:5686 196:3425 197:3414 198:6280 199:8819 200:8596 201:6536 202:10666 203:10777 204:4642 205:3701 206:4476 207:3876 208:4261 209:5441 210:4860 211:2712 212:4915 213:3953 214:1030 215:52 216:7105 217:3378 218:1597 219:406 220:2196 221:1253 222:753 223:3105 End of report