This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Japan. 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 <pfsinoz@gmail.com>. IPv4 Routing Table Report 04:00 +10GMT Sat 16 May, 2026 IPv4 BGP Table (Global) as seen at Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 1050574 Prefixes after maximum aggregation (per Origin AS): 402256 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 517291 Number of IPv4 prefixes with a valid ROA: 644358 Number of IPv4 prefixes with an invalid ROA: 1331 Number of IPv4 prefixes with no ROA: 404885 Total ASes present in the Internet Routing Table: 78504 Prefixes per ASN: 13.38 Origin-only ASes present in the Internet Routing Table: 67470 Origin ASes announcing only one prefix: 27450 Transit ASes present in the Internet Routing Table: 11034 Transit-only ASes present in the Internet Routing Table: 580 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 69 Max AS path prepend of ASN (269326) 61 Prefixes from unregistered ASNs in the Routing Table: 1184 Number of instances of unregistered ASNs: 1214 Number of 32-bit ASNs allocated by the RIRs: 49776 Number of 32-bit ASNs visible in the Routing Table: 40632 Prefixes from 32-bit ASNs in the Routing Table: 230380 Number of bogon 32-bit ASNs visible in the Routing Table: 97 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 454 Number of addresses announced to Internet: 3104350720 Equivalent to 185 /8s, 8 /16s and 162 /24s Percentage of available address space announced: 83.9 Percentage of allocated address space announced: 83.9 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: 343349 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288045 Total APNIC prefixes after maximum aggregation: 83418 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 274456 Unique aggregates announced from the APNIC address blocks: 107778 APNIC Region origin ASes present in the Internet Routing Table: 15226 APNIC Prefixes per ASN: 18.03 APNIC Region origin ASes announcing only one prefix: 4669 APNIC Region transit ASes present in the Internet Routing Table: 2007 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 44 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10798 Number of APNIC addresses announced to Internet: 748410752 Equivalent to 44 /8s, 155 /16s and 215 /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: 303824 Total ARIN prefixes after maximum aggregation: 136822 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 303186 Unique aggregates announced from the ARIN address blocks: 147797 ARIN Region origin ASes present in the Internet Routing Table: 19422 ARIN Prefixes per ASN: 15.61 ARIN Region origin ASes announcing only one prefix: 7103 ARIN Region transit ASes present in the Internet Routing Table: 1910 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5577 Number of ARIN addresses announced to Internet: 1347671296 Equivalent to 80 /8s, 83 /16s and 213 /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, 393216-404380 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: 290466 Total RIPE prefixes after maximum aggregation: 143468 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 293612 Unique aggregates announced from the RIPE address blocks: 191503 RIPE Region origin ASes present in the Internet Routing Table: 29489 RIPE Prefixes per ASN: 9.96 RIPE Region origin ASes announcing only one prefix: 12220 RIPE Region transit ASes present in the Internet Routing Table: 4001 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13413 Number of RIPE addresses announced to Internet: 734146176 Equivalent to 43 /8s, 194 /16s and 46 /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: 130062 Total LACNIC prefixes after maximum aggregation: 30829 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 124491 Unique aggregates announced from the LACNIC address blocks: 50325 LACNIC Region origin ASes present in the Internet Routing Table: 11405 LACNIC Prefixes per ASN: 10.92 LACNIC Region origin ASes announcing only one prefix: 2725 LACNIC Region transit ASes present in the Internet Routing Table: 2568 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 69 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9450 Number of LACNIC addresses announced to Internet: 169717760 Equivalent to 10 /8s, 29 /16s and 176 /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: 36993 Total AfriNIC prefixes after maximum aggregation: 7030 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 54375 Unique aggregates announced from the AfriNIC address blocks: 19501 AfriNIC Region origin ASes present in the Internet Routing Table: 2031 AfriNIC Prefixes per ASN: 26.77 AfriNIC Region origin ASes announcing only one prefix: 733 AfriNIC Region transit ASes present in the Internet Routing Table: 385 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 63 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1394 Number of AfriNIC addresses announced to Internet: 104202752 Equivalent to 6 /8s, 54 /16s and 2 /24s AfriNIC AS Blocks 36864-37887, 327680-330751 & 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 13975 8946 106 CHINAMOBILE-CN China Mobile Communication 7545 5884 826 482 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 5002 4192 74 ERX-CERNET-BKB China Education and Resear 9498 4935 551 328 BBIL-AP BHARTI Airtel Ltd., IN 18403 4552 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 4065 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3723 1044 64 TELKOMNET-AS-AP PT Telekomunikasi Indones 56046 3541 887 178 CMNET-JIANGSU-AP China Mobile communicati 17561 3430 216 609 LCS-AS-AP LARUS Limited, HK 45899 3378 1868 100 VNPT-AS-VN VNPT Corp, VN Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14968 41325 5684 AMAZON-02 - Amazon.com, Inc., US 22773 4795 3116 368 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4592 305 1088 CABLEONE - CABLE ONE, INC., US 7155 3870 286 90 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3718 1305 75 SHAW - Shaw Communications, CA 396982 3342 4865 506 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3139 54728 2390 DNIC-AS-00749 - United States Department 36352 2912 222 913 AS-COLOCROSSING - HostPapa, US 7029 2635 2556 896 WINDSTREAM - Windstream Communications LL 30036 2604 359 477 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom C Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7128 1711 149 UNI2-AS, ES 39891 4975 307 72 ALJAWWALSTC-AS, SA 9009 3917 360 2320 M247, RO 20940 3799 3389 109 AKAMAI-ASN1, NL 12389 3154 2321 871 ROSTELECOM-AS PJSC Rostelecom. Technical 212238 2794 205 2065 CDNEXT, GB 34984 2491 367 584 TELLCOM-AS, TR 8452 1690 1852 14 TE-AS TE-AS, EG 203020 1659 252 830 HOSTROYALE, IN 13188 1607 100 27 TRIOLAN, UA Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12745 3254 632 UNINET, MX 10620 3434 450 1103 Telmex Colombia S.A., CO 13999 2360 498 345 Mega Cable, S.A. de C.V., MX 11830 1937 369 65 Instituto Costarricense de Electricidad y 11664 1450 277 34 Techtel LMDS Comunicaciones Interactivas 28573 1367 2431 268 Claro NXT Telecomunicacoes Ltda, BR 3816 1342 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1228 371 22 INTEGRATEL PERU S.A.A., PE 22884 1074 70 363 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1073 2392 100 TIM SA, BR Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 36992 1860 1532 340 ETISALAT-MISR, EG 24835 1807 649 36 RAYA-AS, EG 24863 1272 389 16 LINKdotNET-AS, EG 36935 1262 523 45 Vodafone-, EG 36903 1231 555 97 MT-MPLS, MA 37069 1117 1100 11 MOBINIL, EG 29571 1076 70 18 ORANGE-COTE-IVOIRE, CI 328608 607 56 164 Africa-on-Cloud-AS, ZA 20011 589 155 220 NTT-DATA-Inc, ZA 36914 555 82 3 KENET-AS, KE Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14968 41325 5684 AMAZON-02 - Amazon.com, Inc., US 9808 13975 8946 106 CHINAMOBILE-CN China Mobile Communication 8151 12745 3254 632 UNINET, MX 12479 7128 1711 149 UNI2-AS, ES 7545 5884 826 482 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 5002 4192 74 ERX-CERNET-BKB China Education and Resear 39891 4975 307 72 ALJAWWALSTC-AS, SA 9498 4935 551 328 BBIL-AP BHARTI Airtel Ltd., IN 22773 4795 3116 368 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4592 305 1088 CABLEONE - CABLE ONE, INC., US Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13975 13869 CHINAMOBILE-CN China Mobile Communications Grou 8151 12745 12113 UNINET, MX 12479 7128 6979 UNI2-AS, ES 7545 5884 5402 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 5002 4928 ERX-CERNET-BKB China Education and Research Net 39891 4975 4903 ALJAWWALSTC-AS, SA 9498 4935 4607 BBIL-AP BHARTI Airtel Ltd., IN 18403 4552 4527 FPT-AS-AP FPT Telecom Company, VN 22773 4795 4427 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4065 4037 VIETEL-AS-AP Viettel Group, VN Complete listing at https://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46198 UNALLOCATED 8.10.6.0/24 23520 LIBERTY-NETWORKS - Colu 46198 UNALLOCATED 8.10.7.0/24 23520 LIBERTY-NETWORKS - Colu 395729 UNALLOCATED 8.28.58.0/24 32787 PROLEXIC-TECHNOLOGIES-D 395729 UNALLOCATED 8.28.60.0/24 32787 PROLEXIC-TECHNOLOGIES-D 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE - Phonos 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent 400273 UNALLOCATED 8.41.137.0/24 3356 LEVEL3 - Level 3 Parent 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3 - Level 3 Parent 13342 UNALLOCATED 12.17.5.0/24 174 COGENT-174 - Cogent Com Complete listing at https://thyme.apnic.net/current/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE - Hurricane Electric LLC, US Complete listing at https://thyme.apnic.net/current/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.100.0/24 Origin: 401541 OSIE - Osie, ZZ 23.131.100.0/24 Transit: 38733 CMCTELECOM-VN CMC Telecom Infrastructure 23.131.156.0/24 Origin: 401541 OSIE - Osie, ZZ 23.131.156.0/24 Transit: 38733 CMCTELECOM-VN CMC Telecom Infrastructure 23.131.212.0/24 Origin: 401541 OSIE - Osie, ZZ 23.131.212.0/24 Transit: 38733 CMCTELECOM-VN CMC Telecom Infrastructure 23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US 23.137.48.0/24 Transit: 3257 GTT-BACKBONE GTT, US 23.137.200.0/24 Origin: 16276 OVH, FR 23.137.200.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP Complete listing at https://thyme.apnic.net/current/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 /10:39 /11:95 /12:297 /13:581 /14:1185 /15:2102 /16:13624 /17:8365 /18:13424 /19:25712 /20:46955 /21:52939 /22:113779 /23:108675 /24:662082 /25:690 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6964 12745 UNINET, MX 12479 6065 7128 UNI2-AS, ES 39891 3660 4975 ALJAWWALSTC-AS, SA 6327 3498 3718 SHAW - Shaw Communications, CA 11492 3468 4592 CABLEONE - CABLE ONE, INC., US 22773 3064 4795 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2825 3870 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2713 14968 AMAZON-02 - Amazon.com, Inc., US 30036 2258 2604 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US 10620 2238 3434 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2545 2:2034 3:1004 4:5 5:5115 6:201 7:6 8:1491 9:59 11:172 12:1151 13:703 14:2739 15:466 16:209 17:443 18:915 20:591 21:4 22:188 23:8344 24:2775 25:2 27:2746 28:1 29:19 31:3541 32:37 34:86 35:286 36:4791 37:4442 38:9673 39:1300 40:441 41:4556 42:2192 43:3139 44:452 45:19833 46:4871 47:415 48:129 49:2227 50:2012 51:730 52:1327 54:288 55:1109 56:11 57:326 58:2417 59:1431 60:1176 61:3156 62:3113 63:1690 64:6395 65:2153 66:6135 67:3270 68:1512 69:4227 70:1062 71:610 72:3197 74:3066 75:1503 76:602 77:2951 78:2052 79:1792 80:2346 81:2252 82:4148 83:1457 84:2160 85:3839 86:1095 87:2635 88:1341 89:4774 90:796 91:8455 92:2785 93:3031 94:4407 95:4736 96:1445 97:310 98:949 99:836 100:70 101:1366 102:4566 103:32400 104:5394 105:850 106:902 107:2949 108:1282 109:4268 110:2285 111:4187 112:3189 113:1989 114:2389 115:2235 116:2097 117:3489 118:2978 119:2075 120:2760 121:1593 122:3021 123:2289 124:1725 125:3036 126:158 128:1573 129:982 130:1672 131:2492 132:887 133:486 134:1729 135:616 136:1479 137:1431 138:3393 139:1618 140:1834 141:1749 142:2575 143:2054 144:1782 145:638 146:2193 147:2249 148:2787 149:3161 150:1363 151:2906 152:2342 153:1604 154:9550 155:2299 156:5130 157:2323 158:1580 159:2873 160:3827 161:1971 162:4081 163:2586 164:2426 165:2672 166:1287 167:2317 168:4033 169:866 170:5608 171:1138 172:4779 173:3469 174:885 175:1354 176:3956 177:5055 178:4396 179:2390 180:3062 181:4564 182:4020 183:2830 184:2019 185:21907 186:6176 187:5060 188:4519 189:4535 190:9929 191:1999 192:11529 193:9648 194:7897 195:5831 196:3369 197:3228 198:6301 199:6061 200:8286 201:6407 202:10797 203:10507 204:4802 205:3762 206:4443 207:4009 208:4366 209:5490 210:4901 211:2782 212:5092 213:4116 214:1042 215:47 216:7302 217:3605 218:1763 219:584 220:2188 221:1318 222:1085 223:3467 End of report