This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Singapore. 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 07:00 +10GMT Sat 10 Jan, 2026 IPv4 BGP Table (Global) as seen at Singapore. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/singapore/ Analysis Summary ---------------- BGP routing table entries examined: 1021446 Prefixes after maximum aggregation (per Origin AS): 394392 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 506347 Number of IPv4 prefixes with a valid ROA: 608745 Number of IPv4 prefixes with an invalid ROA: 50 Number of IPv4 prefixes with no ROA: 412651 Total ASes present in the Internet Routing Table: 77649 Prefixes per ASN: 13.15 Origin-only ASes present in the Internet Routing Table: 66636 Origin ASes announcing only one prefix: 27153 Transit ASes present in the Internet Routing Table: 11013 Transit-only ASes present in the Internet Routing Table: 550 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 43 Max AS path prepend of ASN ( 37447) 39 Prefixes from unregistered ASNs in the Routing Table: 1030 Number of instances of unregistered ASNs: 1059 Number of 32-bit ASNs allocated by the RIRs: 48334 Number of 32-bit ASNs visible in the Routing Table: 39573 Prefixes from 32-bit ASNs in the Routing Table: 219166 Number of bogon 32-bit ASNs visible in the Routing Table: 68 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 548 Number of addresses announced to Internet: 3103778560 Equivalent to 184 /8s, 255 /16s and 231 /24s Percentage of available address space announced: 83.8 Percentage of allocated address space announced: 83.8 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: 333783 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 276062 Total APNIC prefixes after maximum aggregation: 81088 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 262828 Unique aggregates announced from the APNIC address blocks: 106746 APNIC Region origin ASes present in the Internet Routing Table: 14958 APNIC Prefixes per ASN: 17.57 APNIC Region origin ASes announcing only one prefix: 4568 APNIC Region transit ASes present in the Internet Routing Table: 2014 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10529 Number of APNIC addresses announced to Internet: 752792064 Equivalent to 44 /8s, 222 /16s and 178 /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: 300111 Total ARIN prefixes after maximum aggregation: 134940 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 300192 Unique aggregates announced from the ARIN address blocks: 145727 ARIN Region origin ASes present in the Internet Routing Table: 19359 ARIN Prefixes per ASN: 15.51 ARIN Region origin ASes announcing only one prefix: 7069 ARIN Region transit ASes present in the Internet Routing Table: 1907 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5433 Number of ARIN addresses announced to Internet: 1343195904 Equivalent to 80 /8s, 15 /16s and 139 /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: 282112 Total RIPE prefixes after maximum aggregation: 139855 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 283343 Unique aggregates announced from the RIPE address blocks: 184074 RIPE Region origin ASes present in the Internet Routing Table: 29110 RIPE Prefixes per ASN: 9.73 RIPE Region origin ASes announcing only one prefix: 12090 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: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12902 Number of RIPE addresses announced to Internet: 733764608 Equivalent to 43 /8s, 188 /16s and 92 /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: 125629 Total LACNIC prefixes after maximum aggregation: 30853 LACNIC Deaggregation factor: 4.07 Prefixes being announced from the LACNIC address blocks: 121413 Unique aggregates announced from the LACNIC address blocks: 49747 LACNIC Region origin ASes present in the Internet Routing Table: 11335 LACNIC Prefixes per ASN: 10.71 LACNIC Region origin ASes announcing only one prefix: 2684 LACNIC Region transit ASes present in the Internet Routing Table: 2552 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 37 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9339 Number of LACNIC addresses announced to Internet: 170481152 Equivalent to 10 /8s, 41 /16s and 86 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-275868 + 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: 36502 Total AfriNIC prefixes after maximum aggregation: 6967 AfriNIC Deaggregation factor: 5.24 Prefixes being announced from the AfriNIC address blocks: 53122 Unique aggregates announced from the AfriNIC address blocks: 19581 AfriNIC Region origin ASes present in the Internet Routing Table: 2006 AfriNIC Prefixes per ASN: 26.48 AfriNIC Region origin ASes announcing only one prefix: 742 AfriNIC Region transit ASes present in the Internet Routing Table: 388 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 43 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1370 Number of AfriNIC addresses announced to Internet: 103210496 Equivalent to 6 /8s, 38 /16s and 222 /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 13402 8727 117 CHINAMOBILE-CN China Mobile Communication 7545 6028 833 574 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4670 543 336 BBIL-AP BHARTI Airtel Ltd., IN 18403 4322 347 24 FPT-AS-AP FPT Telecom Company, VN 7552 4059 1332 29 VIETEL-AS-AP Viettel Group, VN 7713 3729 1044 65 TELKOMNET-AS-AP PT Telekomunikasi Indones 56046 3406 831 182 CMNET-JIANGSU-AP China Mobile communicati 45899 3325 1868 97 VNPT-AS-VN VNPT Corp, VN 17561 3166 199 623 LCS-AS-AP LARUS Limited, HK 24560 2953 865 498 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Complete listing at https://thyme.apnic.net/singapore/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14155 38565 5438 AMAZON-02, US 22773 4774 3099 365 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4634 308 1032 CABLEONE, US 7155 3861 286 85 VIASAT-SP-BACKBONE, US 6327 3696 1321 70 SHAW, CA 396982 3325 4868 493 GOOGLE-CLOUD-PLATFORM, US 174 3173 8769 851 COGENT-174, US 749 3143 54729 2394 DNIC-AS-00749, US 16625 2854 1226 2135 AKAMAI-AS, US 36352 2703 222 888 AS-COLOCROSSING, US Complete listing at https://thyme.apnic.net/singapore/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7265 1711 149 UNI2-AS, ES 39891 4969 306 72 ALJAWWALSTC-AS, SA 9009 3919 366 2243 M247, RO 20940 3850 3393 111 AKAMAI-ASN1, NL 12389 3151 2317 870 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2573 183 1870 CDNEXT, GB 34984 2423 371 575 TELLCOM-AS, TR 8452 1709 1852 14 TE-AS TE-AS, EG 203020 1620 243 799 HOSTROYALE, IN 13188 1607 100 27 TRIOLAN, UA Complete listing at https://thyme.apnic.net/singapore/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12704 3307 595 UNINET, MX 10620 3433 457 1107 Telmex Colombia S.A., CO 13999 2485 507 353 Mega Cable, S.A. de C.V., MX 11830 1991 369 65 Instituto Costarricense de Electricidad y 28573 1375 2433 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1339 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1258 371 22 Telefonica del Peru S.A.A., PE 22884 1056 67 358 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1014 2486 56 TIM SA, BR 18881 903 1127 31 TELEFONICA BRASIL S.A, BR Complete listing at https://thyme.apnic.net/singapore/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1982 638 33 RAYA-AS, EG 36992 1849 1534 341 ETISALAT-MISR, EG 24863 1262 389 16 LINKdotNET-AS, EG 36903 1232 555 98 MT-MPLS, MA 36935 1110 524 47 Vodafone-, EG 37069 1100 1096 13 MOBINIL, EG 29571 1072 94 22 ORANGE-COTE-IVOIRE, CI 20011 634 172 254 NTT-DATA-Inc, ZA 36914 569 82 3 KENET-AS, KE 328608 565 48 163 Africa-on-Cloud-AS, ZA Complete listing at https://thyme.apnic.net/singapore/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14155 38565 5438 AMAZON-02, US 9808 13402 8727 117 CHINAMOBILE-CN China Mobile Communication 8151 12704 3307 595 UNINET, MX 12479 7265 1711 149 UNI2-AS, ES 7545 6028 833 574 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4969 306 72 ALJAWWALSTC-AS, SA 22773 4774 3099 365 ASN-CXA-ALL-CCI-22773-RDC, US 9498 4670 543 336 BBIL-AP BHARTI Airtel Ltd., IN 11492 4634 308 1032 CABLEONE, US 18403 4322 347 24 FPT-AS-AP FPT Telecom Company, VN Complete listing at https://thyme.apnic.net/singapore/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13402 13285 CHINAMOBILE-CN China Mobile Communications Grou 8151 12704 12109 UNINET, MX 12479 7265 7116 UNI2-AS, ES 7545 6028 5454 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4969 4897 ALJAWWALSTC-AS, SA 22773 4774 4409 ASN-CXA-ALL-CCI-22773-RDC, US 9498 4670 4334 BBIL-AP BHARTI Airtel Ltd., IN 18403 4322 4298 FPT-AS-AP FPT Telecom Company, VN 7552 4059 4030 VIETEL-AS-AP Viettel Group, VN 7155 3861 3776 VIASAT-SP-BACKBONE, US Complete listing at https://thyme.apnic.net/singapore/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 12.17.5.0/24 174 COGENT-174, 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 395476 UNALLOCATED 12.36.194.0/24 7018 ATT-INTERNET4, US Complete listing at https://thyme.apnic.net/singapore/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/singapore/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: 174 COGENT-174, US 23.137.200.0/24 Origin: 16276 OVH, FR 23.137.200.0/24 Transit: 174 COGENT-174, 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/singapore/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 /10:40 /11:93 /12:302 /13:580 /14:1202 /15:2095 /16:13670 /17:8213 /18:13457 /19:24743 /20:44725 /21:51923 /22:113100 /23:105555 /24:641713 /25:2 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:3 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6879 12704 UNINET, MX 12479 6196 7265 UNI2-AS, ES 39891 3655 4969 ALJAWWALSTC-AS, SA 11492 3497 4634 CABLEONE, US 6327 3478 3696 SHAW, CA 22773 3046 4774 ASN-CXA-ALL-CCI-22773-RDC, US 7155 2820 3861 VIASAT-SP-BACKBONE, US 16509 2499 14155 AMAZON-02, US 30036 2306 2647 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2213 3433 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2458 2:1498 3:990 4:9 5:4985 6:187 7:6 8:1506 9:15 11:172 12:1234 13:625 14:2633 15:418 16:275 17:389 18:917 20:594 21:4 22:188 23:8133 24:2671 25:2 27:2777 29:19 31:3397 32:30 34:81 35:289 36:4608 37:4488 38:9862 39:1237 40:437 41:4511 42:1917 43:2898 44:409 45:19535 46:4979 47:394 49:2159 50:2057 51:599 52:1257 54:233 55:1118 56:11 57:308 58:2294 59:1337 60:1171 61:3089 62:3098 63:1765 64:6121 65:2139 66:5984 67:3269 68:1499 69:4222 70:1016 71:616 72:3069 74:2969 75:1520 76:599 77:2761 78:1914 79:1784 80:2289 81:2079 82:3975 83:1464 84:2033 85:3674 86:1099 87:2196 88:1353 89:4608 90:826 91:8410 92:2832 93:3010 94:4222 95:4527 96:1455 97:311 98:958 99:787 100:69 101:1309 102:4338 103:32222 104:5456 105:773 106:907 107:2814 108:1213 109:4215 110:2294 111:4016 112:2961 113:1930 114:2094 115:2237 116:2149 117:3250 118:2907 119:2090 120:2432 121:1518 122:2950 123:2284 124:1651 125:2949 126:125 128:1573 129:969 130:1540 131:2253 132:769 133:461 134:1636 135:536 136:1611 137:1275 138:2970 139:1596 140:1776 141:1557 142:2439 143:2132 144:1407 145:627 146:2197 147:2160 148:2781 149:2896 150:1313 151:2593 152:2247 153:848 154:9562 155:2316 156:4574 157:2237 158:1486 159:2734 160:3741 161:1988 162:3985 163:2310 164:1969 165:2643 166:1301 167:2193 168:3914 169:807 170:5419 171:1117 172:4548 173:3424 174:894 175:1336 176:3772 177:4702 178:4235 179:2297 180:2815 181:4335 182:3882 183:2675 184:2034 185:21665 186:5498 187:4778 188:4598 189:4476 190:9645 191:1509 192:11424 193:9494 194:7826 195:5670 196:3283 197:3296 198:6214 199:6097 200:8142 201:6383 202:10538 203:10482 204:4688 205:3750 206:4393 207:3972 208:4362 209:5503 210:4732 211:2683 212:4910 213:4022 214:1065 215:54 216:7148 217:3449 218:1614 219:412 220:2183 221:1303 222:772 223:3257 End of report