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 31 May, 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: 1005789 Prefixes after maximum aggregation (per Origin AS): 380276 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 482899 Number of IPv4 prefixes with a valid ROA: 562123 Number of IPv4 prefixes with an invalid ROA: 333 Number of IPv4 prefixes with no ROA: 443333 Total ASes present in the Internet Routing Table: 76972 Prefixes per ASN: 13.07 Origin-only ASes present in the Internet Routing Table: 65957 Origin ASes announcing only one prefix: 26582 Transit ASes present in the Internet Routing Table: 11015 Transit-only ASes present in the Internet Routing Table: 553 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 107 Max AS path prepend of ASN (150261) 100 Prefixes from unregistered ASNs in the Routing Table: 1087 Number of instances of unregistered ASNs: 1091 Number of 32-bit ASNs allocated by the RIRs: 46546 Number of 32-bit ASNs visible in the Routing Table: 38350 Prefixes from 32-bit ASNs in the Routing Table: 210464 Number of bogon 32-bit ASNs visible in the Routing Table: 26 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 450 Number of addresses announced to Internet: 3110828800 Equivalent to 185 /8s, 107 /16s and 123 /24s Percentage of available address space announced: 84.0 Percentage of allocated address space announced: 84.0 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: 331453 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 262365 Total APNIC prefixes after maximum aggregation: 77377 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 253131 Unique aggregates announced from the APNIC address blocks: 104334 APNIC Region origin ASes present in the Internet Routing Table: 14616 APNIC Prefixes per ASN: 17.32 APNIC Region origin ASes announcing only one prefix: 4440 APNIC Region transit ASes present in the Internet Routing Table: 1974 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 107 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10138 Number of APNIC addresses announced to Internet: 748907264 Equivalent to 44 /8s, 163 /16s and 107 /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: 294729 Total ARIN prefixes after maximum aggregation: 131328 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 295474 Unique aggregates announced from the ARIN address blocks: 139436 ARIN Region origin ASes present in the Internet Routing Table: 19247 ARIN Prefixes per ASN: 15.35 ARIN Region origin ASes announcing only one prefix: 7049 ARIN Region transit ASes present in the Internet Routing Table: 1968 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5226 Number of ARIN addresses announced to Internet: 1352753920 Equivalent to 80 /8s, 161 /16s and 99 /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: 277594 Total RIPE prefixes after maximum aggregation: 134613 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 276068 Unique aggregates announced from the RIPE address blocks: 175246 RIPE Region origin ASes present in the Internet Routing Table: 28987 RIPE Prefixes per ASN: 9.52 RIPE Region origin ASes announcing only one prefix: 12068 RIPE Region transit ASes present in the Internet Routing Table: 3976 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12483 Number of RIPE addresses announced to Internet: 731778048 Equivalent to 43 /8s, 158 /16s and 12 /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: 132674 Total LACNIC prefixes after maximum aggregation: 29549 LACNIC Deaggregation factor: 4.49 Prefixes being announced from the LACNIC address blocks: 128960 Unique aggregates announced from the LACNIC address blocks: 48991 LACNIC Region origin ASes present in the Internet Routing Table: 11272 LACNIC Prefixes per ASN: 11.44 LACNIC Region origin ASes announcing only one prefix: 2354 LACNIC Region transit ASes present in the Internet Routing Table: 2521 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9219 Number of LACNIC addresses announced to Internet: 171971328 Equivalent to 10 /8s, 64 /16s and 19 /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: 37340 Total AfriNIC prefixes after maximum aggregation: 6752 AfriNIC Deaggregation factor: 5.53 Prefixes being announced from the AfriNIC address blocks: 51706 Unique aggregates announced from the AfriNIC address blocks: 14485 AfriNIC Region origin ASes present in the Internet Routing Table: 1918 AfriNIC Prefixes per ASN: 26.96 AfriNIC Region origin ASes announcing only one prefix: 671 AfriNIC Region transit ASes present in the Internet Routing Table: 376 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 69 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1284 Number of AfriNIC addresses announced to Internet: 105222656 Equivalent to 6 /8s, 69 /16s and 146 /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 11067 8756 97 CHINAMOBILE-CN China Mobile Communication 7545 6172 844 645 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4397 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4390 534 305 BBIL-AP BHARTI Airtel Ltd., IN 7552 3924 1332 26 VIETEL-AS-AP Viettel Group, VN 7713 3697 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3277 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2879 854 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 4755 2164 434 191 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 13571 40827 5189 AMAZON-02, US 11492 4735 314 586 CABLEONE, US 7155 3864 286 85 VIASAT-SP-BACKBONE, US 6327 3631 1320 81 SHAW, CA 22773 3607 3052 209 ASN-CXA-ALL-CCI-22773-RDC, US 174 3458 8747 896 COGENT-174, US 749 3230 54783 2481 DNIC-AS-00749, US 396982 3176 3853 421 GOOGLE-CLOUD-PLATFORM, US 16625 3148 1315 2266 AKAMAI-AS, US 36352 2817 230 853 AS-COLOCROSSING, 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 7721 1714 148 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4069 3395 128 AKAMAI-ASN1, NL 9009 3909 356 2077 M247, RO 12389 3073 2306 888 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2391 360 580 TELLCOM-AS, TR 212238 2220 161 1634 CDNEXT, GB 8452 1633 1852 14 TE-AS TE-AS, EG 13188 1606 100 34 TRIOLAN, UA 62240 1425 95 740 CLOUVIDER Clouvider - Global ASN, GB 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 12195 3253 582 UNINET, MX 10620 3499 480 1017 Telmex Colombia S.A., CO 13999 2513 540 362 Mega Cable, S.A. de C.V., MX 11830 1990 369 64 Instituto Costarricense de Electricidad y 28573 1361 2438 262 Claro NXT Telecomunicacoes Ltda, BR 3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1197 371 22 Telefonica del Peru S.A.A., PE 11664 1189 278 33 Techtel LMDS Comunicaciones Interactivas 28202 1096 52 9 MASTER SA, BR 22884 1060 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 1780 644 27 RAYA-AS, EG 24863 1652 389 16 LINKdotNET-AS, EG 29571 1610 102 33 ORANGE-COTE-IVOIRE, CI 36992 1431 1519 280 ETISALAT-MISR, EG 36903 1250 554 97 MT-MPLS, MA 37069 1107 1100 18 MOBINIL, EG 36935 1054 523 47 Vodafone-, EG 20011 1015 199 318 INTERNET-SOLUTIONS, ZA 36914 558 82 3 KENET-AS, KE 15399 539 57 59 WANANCHI-, 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 13571 40827 5189 AMAZON-02, US 8151 12195 3253 582 UNINET, MX 9808 11067 8756 97 CHINAMOBILE-CN China Mobile Communication 12479 7721 1714 148 UNI2-AS, ES 7545 6172 844 645 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4735 314 586 CABLEONE, US 18403 4397 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4390 534 305 BBIL-AP BHARTI Airtel Ltd., IN 20940 4069 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 8151 12195 11613 UNINET, MX 9808 11067 10970 CHINAMOBILE-CN China Mobile Communications Grou 12479 7721 7573 UNI2-AS, ES 7545 6172 5527 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4397 4372 FPT-AS-AP FPT Telecom Company, VN 11492 4735 4149 CABLEONE, US 9498 4390 4085 BBIL-AP BHARTI Airtel Ltd., IN 20940 4069 3941 AKAMAI-ASN1, NL 7552 3924 3898 VIETEL-AS-AP Viettel Group, VN 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 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 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 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, 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: 6939 HURRICANE, 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 23.147.240.0/24 Origin: 32302 RESERVED, ZZ 23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /9:16 /10:41 /11:92 /12:299 /13:583 /14:1221 /15:2174 /16:13945 /17:8339 /18:13879 /19:24879 /20:44822 /21:52586 /22:113541 /23:106773 /24:622554 /25:1 /26:0 /27:1 /28:1 /29:2 /30:0 /31:0 /32:24 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6636 7721 UNI2-AS, ES 8151 6367 12195 UNINET, MX 11492 3532 4735 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3426 3631 SHAW, CA 7155 2823 3864 VIASAT-SP-BACKBONE, US 22773 2740 3607 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2390 13571 AMAZON-02, US 30036 2240 2582 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2186 3499 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2385 2:1529 3:798 4:9 5:4994 6:162 7:6 8:1596 9:1 11:172 12:1361 13:432 14:2526 15:359 16:285 17:376 18:917 20:561 21:4 22:188 23:7620 24:2901 25:2 27:2831 29:19 31:3318 32:44 33:1 34:84 35:217 36:3024 37:4647 38:9334 39:909 40:171 41:4382 42:1974 43:2649 44:386 45:19342 46:5137 47:318 49:1950 50:1894 51:591 52:1601 54:321 55:1098 56:11 57:269 58:2229 59:1416 60:1168 61:3054 62:3029 63:1816 64:5518 65:2194 66:4727 67:3112 68:1183 69:4019 70:1160 71:638 72:2963 74:2816 75:1530 76:617 77:2808 78:1919 79:1697 80:2219 81:2081 82:3122 83:1461 84:1865 85:3439 86:1070 87:2402 88:1342 89:4405 90:777 91:8459 92:2722 93:2922 94:4067 95:4377 96:1474 97:316 98:1019 99:689 100:72 101:1418 102:4162 103:32551 104:5073 105:1187 106:1035 107:2689 108:1263 109:4098 110:2250 111:3289 112:2121 113:1824 114:1984 115:2226 116:2085 117:2583 118:2884 119:1944 120:1975 121:1387 122:2793 123:2482 124:1646 125:2867 126:93 128:1651 129:965 130:1338 131:2060 132:834 133:449 134:1554 135:379 136:1358 137:1320 138:3071 139:1604 140:1600 141:1509 142:1947 143:1847 144:1154 145:516 146:2203 147:2115 148:2712 149:2898 150:1255 151:1942 152:2114 153:569 154:8081 155:2007 156:3295 157:1933 158:1328 159:2481 160:3922 161:1900 162:3805 163:2193 164:1768 165:2262 166:1494 167:1959 168:4495 169:800 170:5315 171:1012 172:4452 173:3335 174:926 175:1303 176:3760 177:5393 178:3729 179:2498 180:2673 181:4249 182:3449 183:2141 184:2136 185:21805 186:5503 187:4823 188:4267 189:4456 190:9834 191:1902 192:11327 193:9522 194:7875 195:5619 196:3380 197:3804 198:6236 199:8554 200:8664 201:6468 202:10466 203:10805 204:4582 205:3657 206:4532 207:3592 208:4273 209:5222 210:4667 211:2554 212:4603 213:3806 214:1029 215:48 216:6808 217:3199 218:1368 219:391 220:2094 221:1106 222:723 223:2404 End of report