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 27 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: 1023781 Prefixes after maximum aggregation (per Origin AS): 389811 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 495355 Number of IPv4 prefixes with a valid ROA: 585998 Number of IPv4 prefixes with an invalid ROA: 406 Number of IPv4 prefixes with no ROA: 437377 Total ASes present in the Internet Routing Table: 77454 Prefixes per ASN: 13.22 Origin-only ASes present in the Internet Routing Table: 66367 Origin ASes announcing only one prefix: 26702 Transit ASes present in the Internet Routing Table: 11087 Transit-only ASes present in the Internet Routing Table: 556 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: 1027 Number of instances of unregistered ASNs: 1056 Number of 32-bit ASNs allocated by the RIRs: 47563 Number of 32-bit ASNs visible in the Routing Table: 39086 Prefixes from 32-bit ASNs in the Routing Table: 217741 Number of bogon 32-bit ASNs visible in the Routing Table: 70 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 439 Number of addresses announced to Internet: 3111908609 Equivalent to 185 /8s, 123 /16s and 245 /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: 335781 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 272885 Total APNIC prefixes after maximum aggregation: 79677 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 262651 Unique aggregates announced from the APNIC address blocks: 105659 APNIC Region origin ASes present in the Internet Routing Table: 14835 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 4487 APNIC Region transit ASes present in the Internet Routing Table: 2004 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: 10390 Number of APNIC addresses announced to Internet: 751289856 Equivalent to 44 /8s, 199 /16s and 198 /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: 297838 Total ARIN prefixes after maximum aggregation: 133811 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 299276 Unique aggregates announced from the ARIN address blocks: 142847 ARIN Region origin ASes present in the Internet Routing Table: 19328 ARIN Prefixes per ASN: 15.48 ARIN Region origin ASes announcing only one prefix: 7090 ARIN Region transit ASes present in the Internet Routing Table: 1971 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 49 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5344 Number of ARIN addresses announced to Internet: 1352686848 Equivalent to 80 /8s, 160 /16s and 93 /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: 282840 Total RIPE prefixes after maximum aggregation: 138365 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 282560 Unique aggregates announced from the RIPE address blocks: 180504 RIPE Region origin ASes present in the Internet Routing Table: 29118 RIPE Prefixes per ASN: 9.70 RIPE Region origin ASes announcing only one prefix: 12074 RIPE Region transit ASes present in the Internet Routing Table: 4003 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: 12755 Number of RIPE addresses announced to Internet: 733034241 Equivalent to 43 /8s, 177 /16s and 55 /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: 132450 Total LACNIC prefixes after maximum aggregation: 30331 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 128492 Unique aggregates announced from the LACNIC address blocks: 49427 LACNIC Region origin ASes present in the Internet Routing Table: 11295 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2364 LACNIC Region transit ASes present in the Internet Routing Table: 2518 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: 170744320 Equivalent to 10 /8s, 45 /16s and 90 /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: 36741 Total AfriNIC prefixes after maximum aggregation: 6933 AfriNIC Deaggregation factor: 5.30 Prefixes being announced from the AfriNIC address blocks: 50363 Unique aggregates announced from the AfriNIC address blocks: 16530 AfriNIC Region origin ASes present in the Internet Routing Table: 1971 AfriNIC Prefixes per ASN: 25.55 AfriNIC Region origin ASes announcing only one prefix: 687 AfriNIC Region transit ASes present in the Internet Routing Table: 391 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: 1335 Number of AfriNIC addresses announced to Internet: 103916800 Equivalent to 6 /8s, 49 /16s and 165 /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 13674 8730 116 CHINAMOBILE-CN China Mobile Communication 7545 6159 834 600 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4477 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4470 536 311 BBIL-AP BHARTI Airtel Ltd., IN 7552 3952 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3743 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3308 1869 100 VNPT-AS-VN VNPT Corp, VN 56046 3120 828 181 CMNET-JIANGSU-AP China Mobile communicati 24560 2925 862 505 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 9304 2244 493 1422 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 14339 40901 5383 AMAZON-02, US 11492 4746 320 804 CABLEONE, US 22773 3950 3061 315 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3859 286 85 VIASAT-SP-BACKBONE, US 6327 3678 1320 82 SHAW, CA 174 3283 8773 821 COGENT-174, US 396982 3271 4824 460 GOOGLE-CLOUD-PLATFORM, US 749 3221 54766 2472 DNIC-AS-00749, US 4155 3072 238 1704 USDA-1, US 16625 3047 1303 2216 AKAMAI-AS, 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 7450 1711 149 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4032 3395 127 AKAMAI-ASN1, NL 9009 3930 369 2211 M247, RO 12389 3120 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2444 174 1768 CDNEXT, GB 34984 2411 363 572 TELLCOM-AS, TR 203020 1865 198 872 HOSTROYALE, IN 8452 1620 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 12407 3276 575 UNINET, MX 10620 3503 474 1047 Telmex Colombia S.A., CO 13999 2543 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 1236 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1177 371 23 Telefonica del Peru S.A.A., PE 22884 1061 70 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1009 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 1846 652 28 RAYA-AS, EG 36992 1509 1498 384 ETISALAT-MISR, EG 36903 1250 554 97 MT-MPLS, MA 24863 1247 389 20 LINKdotNET-AS, EG 29571 1185 102 53 ORANGE-COTE-IVOIRE, CI 36935 1077 522 45 Vodafone-, EG 37069 1055 1096 13 MOBINIL, EG 20011 634 172 254 NTT-DATA-Inc, ZA 36914 566 82 3 KENET-AS, KE 3741 565 725 320 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 14339 40901 5383 AMAZON-02, US 9808 13674 8730 116 CHINAMOBILE-CN China Mobile Communication 8151 12407 3276 575 UNINET, MX 12479 7450 1711 149 UNI2-AS, ES 7545 6159 834 600 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4746 320 804 CABLEONE, US 18403 4477 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4470 536 311 BBIL-AP BHARTI Airtel Ltd., IN 20940 4032 3395 127 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 13674 13558 CHINAMOBILE-CN China Mobile Communications Grou 8151 12407 11832 UNINET, MX 12479 7450 7301 UNI2-AS, ES 7545 6159 5559 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4477 4451 FPT-AS-AP FPT Telecom Company, VN 9498 4470 4159 BBIL-AP BHARTI Airtel Ltd., IN 11492 4746 3942 CABLEONE, US 7552 3952 3924 VIETEL-AS-AP Viettel Group, VN 20940 4032 3905 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 /12:301 /13:583 /14:1208 /15:2152 /16:13825 /17:8287 /18:13621 /19:24870 /20:45119 /21:52948 /22:114150 /23:108138 /24:638372 /25:2 /26:0 /27:1 /28:1 /29:0 /30:0 /31:0 /32:39 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6594 12407 UNINET, MX 12479 6423 7450 UNI2-AS, ES 11492 3560 4746 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3466 3678 SHAW, CA 7155 2818 3859 VIASAT-SP-BACKBONE, US 22773 2513 3950 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2440 14339 AMAZON-02, US 30036 2295 2637 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2221 3503 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2442 2:1568 3:940 4:10 5:5113 6:170 7:6 8:1552 9:6 11:172 12:1244 13:546 14:2635 15:401 16:304 17:388 18:905 20:592 21:4 22:188 23:7935 24:2797 25:2 27:2859 29:19 31:3388 32:38 33:1 34:82 35:267 36:4451 37:4588 38:9665 39:1092 40:291 41:4479 42:1992 43:2793 44:388 45:19649 46:5221 47:346 49:2062 50:2047 51:594 52:1639 54:365 55:1053 56:11 57:290 58:2267 59:1463 60:1188 61:3087 62:3088 63:1786 64:5695 65:2159 66:5010 67:3165 68:1118 69:4088 70:1052 71:640 72:3003 74:2859 75:1515 76:603 77:2875 78:1930 79:1779 80:2252 81:2117 82:3459 83:1473 84:1982 85:3523 86:1098 87:2398 88:1378 89:4509 90:814 91:8507 92:2791 93:2991 94:4194 95:4497 96:1528 97:312 98:953 99:758 100:71 101:1482 102:4534 103:32707 104:5376 105:1056 106:880 107:2671 108:1227 109:4273 110:2250 111:3774 112:2659 113:1881 114:1996 115:2338 116:2122 117:2936 118:3073 119:1972 120:2268 121:1375 122:2867 123:2553 124:1730 125:2905 126:91 128:1639 129:967 130:1310 131:2225 132:842 133:461 134:1617 135:412 136:1499 137:1329 138:2986 139:1622 140:1647 141:1571 142:1951 143:2096 144:1285 145:632 146:2188 147:2142 148:2750 149:2918 150:1267 151:2545 152:2199 153:642 154:7575 155:2061 156:3504 157:2015 158:1423 159:2591 160:3617 161:2016 162:3956 163:2237 164:1958 165:2626 166:1562 167:2126 168:4019 169:789 170:5596 171:1010 172:4272 173:3434 174:905 175:1350 176:3881 177:5211 178:4328 179:2440 180:2663 181:4387 182:3733 183:2638 184:2109 185:21866 186:5678 187:4855 188:4314 189:4522 190:9960 191:1634 192:11425 193:9523 194:7870 195:5674 196:3413 197:3406 198:6273 199:8760 200:8653 201:6491 202:10640 203:10834 204:4598 205:3685 206:4615 207:3694 208:4278 209:5392 210:4881 211:2707 212:4811 213:3925 214:1036 215:52 216:6994 217:3359 218:1584 219:402 220:2192 221:1237 222:752 223:3052 End of report