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Weekly Global IPv4 Routing Table Report
From: Routing Table Analysis Role Account via NANOG <nanog () lists nanog org>
Date: Sat, 12 Sep 2026 04:04:25 +1000 (AEST)
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 12 Sep, 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: 1076000 Prefixes after maximum aggregation (per Origin AS): 413095 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 531648 Number of IPv4 prefixes with a valid ROA: 745821 Number of IPv4 prefixes with an invalid ROA: 1523 Number of IPv4 prefixes with no ROA: 328656 Total ASes present in the Internet Routing Table: 79273 Prefixes per ASN: 13.57 Origin-only ASes present in the Internet Routing Table: 68120 Origin ASes announcing only one prefix: 27775 Transit ASes present in the Internet Routing Table: 11153 Transit-only ASes present in the Internet Routing Table: 594 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 69 Max AS path prepend of ASN ( 37447) 65 Prefixes from unregistered ASNs in the Routing Table: 1314 Number of instances of unregistered ASNs: 1336 Number of 32-bit ASNs allocated by the RIRs: 51178 Number of 32-bit ASNs visible in the Routing Table: 41624 Prefixes from 32-bit ASNs in the Routing Table: 240626 Number of bogon 32-bit ASNs visible in the Routing Table: 64 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 519 Number of addresses announced to Internet: 3126380288 Equivalent to 186 /8s, 88 /16s and 199 /24s Percentage of available address space announced: 84.4 Percentage of allocated address space announced: 84.4 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: 353826 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 293931 Total APNIC prefixes after maximum aggregation: 86161 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 280592 Unique aggregates announced from the APNIC address blocks: 109904 APNIC Region origin ASes present in the Internet Routing Table: 15385 APNIC Prefixes per ASN: 18.24 APNIC Region origin ASes announcing only one prefix: 4750 APNIC Region transit ASes present in the Internet Routing Table: 2028 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10972 Number of APNIC addresses announced to Internet: 749553024 Equivalent to 44 /8s, 173 /16s and 69 /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: 312259 Total ARIN prefixes after maximum aggregation: 139131 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 310645 Unique aggregates announced from the ARIN address blocks: 151994 ARIN Region origin ASes present in the Internet Routing Table: 19469 ARIN Prefixes per ASN: 15.96 ARIN Region origin ASes announcing only one prefix: 7138 ARIN Region transit ASes present in the Internet Routing Table: 1909 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5762 Number of ARIN addresses announced to Internet: 1355513600 Equivalent to 80 /8s, 203 /16s and 127 /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: 298730 Total RIPE prefixes after maximum aggregation: 148440 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 304282 Unique aggregates announced from the RIPE address blocks: 199025 RIPE Region origin ASes present in the Internet Routing Table: 29849 RIPE Prefixes per ASN: 10.19 RIPE Region origin ASes announcing only one prefix: 12347 RIPE Region transit ASes present in the Internet Routing Table: 4061 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13867 Number of RIPE addresses announced to Internet: 749668480 Equivalent to 44 /8s, 175 /16s and 8 /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 196608-219547 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: 131701 Total LACNIC prefixes after maximum aggregation: 31574 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 125773 Unique aggregates announced from the LACNIC address blocks: 51478 LACNIC Region origin ASes present in the Internet Routing Table: 11508 LACNIC Prefixes per ASN: 10.93 LACNIC Region origin ASes announcing only one prefix: 2779 LACNIC Region transit ASes present in the Internet Routing Table: 2604 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 34 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9578 Number of LACNIC addresses announced to Internet: 167570944 Equivalent to 9 /8s, 252 /16s and 238 /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: 38065 Total AfriNIC prefixes after maximum aggregation: 7035 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 54189 Unique aggregates announced from the AfriNIC address blocks: 18818 AfriNIC Region origin ASes present in the Internet Routing Table: 2081 AfriNIC Prefixes per ASN: 26.04 AfriNIC Region origin ASes announcing only one prefix: 761 AfriNIC Region transit ASes present in the Internet Routing Table: 374 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 69 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1445 Number of AfriNIC addresses announced to Internet: 103814144 Equivalent to 6 /8s, 48 /16s and 20 /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 14109 8920 104 CHINAMOBILE-CN - China Mobile Communicati 9498 5106 561 344 BBIL-AP - BHARTI Airtel Ltd., IN 4538 5069 4192 74 ERX-CERNET-BKB - China Education and Rese 18403 4647 347 24 FPT-VN - FPT Telecom Company, VN 7545 4633 825 315 TPG-INTERNET-AP - TPG Telecom Limited, AU 7552 4073 1331 24 VIETEL-AS-AP - Viettel Group, VN 56046 3628 887 178 CMNET-Jiangsu-AP - China Mobile communica 7713 3546 1043 69 telkomnet-as-ap - PT Telekomunikasi Indon 45899 3404 1868 99 VNPT-AS-VN - VNPT Corp, VN 140292 3219 340 1851 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK - 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 17113 42649 5650 AMAZON-02 - Amazon.com, Inc., US 22773 4863 3169 421 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4612 306 1124 CABLEONE - CABLE ONE, INC., US 7155 4338 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3807 1305 75 SHAW - Shaw Communications, CA 396982 3501 5361 592 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3219 240 1145 AS-COLOCROSSING - HostPapa, US 749 3132 54647 2383 DNIC-AS-00749 - United States Department 7029 2795 2544 890 WINDSTREAM - Windstream Communications LL 31898 2757 1369 1152 ORACLE-BMC-31898 - Oracle Corporation, US 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 6972 1709 149 UNI2-AS - Orange Espagne SA, ES 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4209 375 2557 M247 - M247 Europe SRL, RO 20940 3913 3388 107 AKAMAI-ASN1 - Akamai International B.V., 212238 3592 260 2715 CDNEXT - Datacamp Limited, GB 12389 3166 2331 866 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2528 371 597 TELLCOM-AS - Superonline Iletisim Hizmetl 29355 2524 155 28 KCELL-AS - Kcell JSC, KZ 44559 1779 111 914 ITHOSTLINE - IT HOSTLINE LTD, CY 3257 1754 2088 993 GTT-BACKBONE - GTT Communications Inc., U 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 13167 3305 611 AS8151 - UNINET, MX 10620 3409 443 1116 AS10620 - Telmex Colombia S.A., CO 13999 2234 494 326 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1875 369 65 AS11830 - Instituto Costarricense de Elec 11664 1507 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1377 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1266 762 224 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1188 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 27715 1107 77 59 AS27715 - Locaweb Servicos de Internet S/ 22884 1099 70 384 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 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 24835 1979 509 28 Vodafone Data - Vodafone Data, EG 36992 1939 1543 328 ETISALAT MISR - ETISALAT MISR, EG 24863 1462 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36903 1353 589 106 Office National des Postes et Telecommuni 36935 1286 523 49 Vodafone Data - Vodafone Data, EG 37069 1128 1100 11 The Egyptian Company for Mobile Services 29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 15399 596 58 63 Wananchi Group (Kenya) Limited - Wananchi 36914 550 82 3 Kenya Education Network - Kenya Education 20011 549 159 177 Dimension Data - Dimension Data, ZA 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 17113 42649 5650 AMAZON-02 - Amazon.com, Inc., US 9808 14109 8920 104 CHINAMOBILE-CN - China Mobile Communicati 8151 13167 3305 611 AS8151 - UNINET, MX 12479 6972 1709 149 UNI2-AS - Orange Espagne SA, ES 9498 5106 561 344 BBIL-AP - BHARTI Airtel Ltd., IN 4538 5069 4192 74 ERX-CERNET-BKB - China Education and Rese 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4863 3169 421 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4647 347 24 FPT-VN - FPT Telecom Company, VN 7545 4633 825 315 TPG-INTERNET-AP - TPG Telecom Limited, AU Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 14109 14005 CHINAMOBILE-CN - China Mobile Communications Gr 8151 13167 12556 AS8151 - UNINET, MX 12479 6972 6823 UNI2-AS - Orange Espagne SA, ES 4538 5069 4995 ERX-CERNET-BKB - China Education and Research N 39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 5106 4762 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4647 4623 FPT-VN - FPT Telecom Company, VN 22773 4863 4442 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7545 4633 4318 TPG-INTERNET-AP - TPG Telecom Limited, AU 7155 4338 4251 VIASAT-SP-BACKBONE - ViaSat,Inc., US 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 394928 UNALLOCATED 8.2.70.0/24 3356 LEVEL3 - Level 3 Parent 23338 UNALLOCATED 8.14.84.0/22 33667 CMCS - Comcast Cable Co 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 8.33.224.0/24 174 COGENT-174 - Cogent Com 396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent 397274 UNALLOCATED 8.36.79.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.112.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.123.0/24 3356 LEVEL3 - Level 3 Parent 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent 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 23.130.160.0/24 Origin: 16509 AMAZON-02 - Amazon.com, Inc., US 23.130.160.0/24 Transit: 2516 KDDI - KDDI CORPORATION, JP 23.131.100.0/24 Origin: 401541 UNASSIGNED 23.131.100.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.131.156.0/24 Origin: 401541 UNASSIGNED 23.131.156.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.131.212.0/24 Origin: 401541 UNASSIGNED 23.131.212.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.133.212.0/24 Origin: 18604 UNASSIGNED 23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C 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 /11:97 /12:299 /13:590 /14:1191 /15:2140 /16:13785 /17:8385 /18:13415 /19:25785 /20:46901 /21:54139 /22:113974 /23:111250 /24:683279 /25:701 /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 7333 13167 AS8151 - UNINET, MX 12479 5891 6972 UNI2-AS - Orange Espagne SA, ES 39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3573 3807 SHAW - Shaw Communications, CA 11492 3520 4612 CABLEONE - CABLE ONE, INC., US 7155 3269 4338 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 3268 17113 AMAZON-02 - Amazon.com, Inc., US 22773 3109 4863 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 10620 2244 3409 AS10620 - Telmex Colombia S.A., CO 30036 2192 2540 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2747 2:2934 3:1467 4:5 5:5344 6:215 7:6 8:1368 9:110 11:172 12:1096 13:1117 14:2739 15:492 16:275 17:464 18:1271 20:602 21:4 22:188 23:8622 24:2797 25:2 27:2871 28:7 29:19 31:3929 32:36 34:94 35:296 36:4933 37:4454 38:10324 39:1433 40:460 41:4631 42:2260 43:3427 44:512 45:19892 46:5047 47:462 48:171 49:2291 50:2019 51:954 52:1403 54:379 55:1086 56:11 57:337 58:2591 59:1442 60:1197 61:3340 62:3174 63:1705 64:6647 65:2220 66:6307 67:3344 68:1304 69:4109 70:1089 71:608 72:3292 74:3151 75:1735 76:597 77:2936 78:2148 79:1922 80:2403 81:2315 82:4357 83:1500 84:2167 85:3882 86:1136 87:3091 88:1340 89:4905 90:769 91:8516 92:2755 93:3064 94:4656 95:4787 96:1458 97:305 98:945 99:1070 100:65 101:1371 102:4762 103:32479 104:5723 105:928 106:931 107:3004 108:1512 109:3978 110:2243 111:4287 112:3160 113:1956 114:2612 115:2257 116:2121 117:3882 118:2951 119:2126 120:2881 121:1886 122:3088 123:2239 124:1737 125:3015 126:156 128:1602 129:977 130:1770 131:2566 132:893 133:484 134:1812 135:673 136:1595 137:1476 138:3459 139:1819 140:1945 141:1869 142:2699 143:2342 144:1910 145:712 146:2230 147:2389 148:2870 149:3737 150:1434 151:3067 152:2474 153:2100 154:9279 155:2375 156:4122 157:2460 158:1661 159:2946 160:4088 161:2105 162:4246 163:2744 164:2437 165:2763 166:1260 167:2405 168:4247 169:957 170:5608 171:1131 172:4964 173:3480 174:896 175:1419 176:4072 177:5629 178:4688 179:2763 180:3415 181:4684 182:4077 183:2886 184:2218 185:22039 186:6640 187:5819 188:4791 189:4832 190:9948 191:1934 192:11852 193:9613 194:7973 195:5982 196:3413 197:3250 198:6366 199:6138 200:8476 201:6912 202:10799 203:10579 204:4787 205:3800 206:4503 207:4123 208:4323 209:5554 210:4912 211:2817 212:5252 213:4164 214:1027 215:50 216:7363 217:3810 218:1989 219:583 220:2243 221:1469 222:1177 223:3644 End of report
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