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[bgp-stats] IPv4 Routing Table Report - Japan (Global) view
IPv4 Routing Table Report 04:00 +10GMT Sun 01 Oct, 2023 BGP Table (Global) as seen in Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 930621 Prefixes after maximum aggregation (per Origin AS): 353608 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453284 Total ASes present in the Internet Routing Table: 74871 Prefixes per ASN: 12.43 Origin-only ASes present in the Internet Routing Table: 64274 Origin ASes announcing only one prefix: 26432 Transit ASes present in the Internet Routing Table: 10597 Transit-only ASes present in the Internet Routing Table: 460 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 55 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1007 Number of instances of unregistered ASNs: 1009 Number of 32-bit ASNs allocated by the RIRs: 42734 Number of 32-bit ASNs visible in the Routing Table: 35177 Prefixes from 32-bit ASNs in the Routing Table: 175753 Number of bogon 32-bit ASNs visible in the Routing Table: 56 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 529 Number of addresses announced to Internet: 3053792128 Equivalent to 182 /8s, 5 /16s and 43 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 309432 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247005 Total APNIC prefixes after maximum aggregation: 70944 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 240594 Unique aggregates announced from the APNIC address blocks: 98874 APNIC Region origin ASes present in the Internet Routing Table: 13673 APNIC Prefixes per ASN: 17.60 APNIC Region origin ASes announcing only one prefix: 4087 APNIC Region transit ASes present in the Internet Routing Table: 1816 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9000 Number of APNIC addresses announced to Internet: 772931712 Equivalent to 46 /8s, 18 /16s and 0 /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, 131072-153913 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: 272640 Total ARIN prefixes after maximum aggregation: 123836 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 276209 Unique aggregates announced from the ARIN address blocks: 131887 ARIN Region origin ASes present in the Internet Routing Table: 19098 ARIN Prefixes per ASN: 14.46 ARIN Region origin ASes announcing only one prefix: 6951 ARIN Region transit ASes present in the Internet Routing Table: 1961 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4827 Number of ARIN addresses announced to Internet: 1277850880 Equivalent to 76 /8s, 42 /16s and 117 /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, 393216-401308 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, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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: 261572 Total RIPE prefixes after maximum aggregation: 123673 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256860 Unique aggregates announced from the RIPE address blocks: 160103 RIPE Region origin ASes present in the Internet Routing Table: 28420 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12065 RIPE Region transit ASes present in the Internet Routing Table: 3945 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11358 Number of RIPE addresses announced to Internet: 716452992 Equivalent to 42 /8s, 180 /16s and 52 /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, 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: 118505 Total LACNIC prefixes after maximum aggregation: 28504 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117431 Unique aggregates announced from the LACNIC address blocks: 49344 LACNIC Region origin ASes present in the Internet Routing Table: 11035 LACNIC Prefixes per ASN: 10.64 LACNIC Region origin ASes announcing only one prefix: 2703 LACNIC Region transit ASes present in the Internet Routing Table: 2331 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 55 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8857 Number of LACNIC addresses announced to Internet: 178471808 Equivalent to 10 /8s, 163 /16s and 67 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 29892 Total AfriNIC prefixes after maximum aggregation: 5954 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 38998 Unique aggregates announced from the AfriNIC address blocks: 12634 AfriNIC Region origin ASes present in the Internet Routing Table: 1791 AfriNIC Prefixes per ASN: 21.77 AfriNIC Region origin ASes announcing only one prefix: 626 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1135 Number of AfriNIC addresses announced to Internet: 107657216 Equivalent to 6 /8s, 106 /16s and 184 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 9493 8730 44 CHINAMOBILE-CN China Mobile Communicati 7545 5735 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4938 4192 75 ERX-CERNET-BKB China Education and Rese 18403 4231 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3592 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3333 1840 96 VNPT-AS-VN VNPT Corp, VN 9498 3188 498 251 BBIL-AP BHARTI Airtel Ltd., IN 7552 2940 1330 20 VIETEL-AS-AP Viettel Group, VN 4766 2540 11270 601 KIXS-AS-KR Korea Telecom, KR 24560 2523 849 381 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 9084 10988 3245 AMAZON-02, US 11492 4531 301 672 CABLEONE, US 7155 4177 288 100 VIASAT-SP-BACKBONE, US 6327 3546 1319 66 SHAW, CA 22773 3530 3055 303 ASN-CXA-ALL-CCI-22773-RDC, US 749 3151 54959 2403 DNIC-AS-00749, US 16625 3003 1419 2297 AKAMAI-AS, US 367 3001 3837 1415 DNIC-ASBLK-00306-00371, US 396982 2699 3597 395 GOOGLE-CLOUD-PLATFORM, US 30036 2496 359 385 MEDIACOM-ENTERPRISE-BUSINESS, 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 7389 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4073 3398 153 AKAMAI-ASN1, NL 8551 3445 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2980 2296 915 ROSTELECOM-AS, RU 9009 2897 264 1483 M247, RO 34984 2334 361 596 TELLCOM-AS, TR 58224 1723 923 527 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1488 1852 16 TE-AS TE-AS, EG 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 11794 3382 595 UNINET, MX 10620 3542 506 852 Telmex Colombia S.A., CO 13999 2407 331 621 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1327 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 344 510 Axtel, S.A.B. de C.V., MX 3816 1297 766 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1111 369 22 Telefonica del Peru S.A.A., PE 11664 1106 179 428 Techtel LMDS Comunicaciones Interactiva 26615 1035 2501 49 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 24863 1605 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 534 55 50 WANANCHI-, KE 37342 489 32 1 MOVITEL, MZ 24757 477 73 5 EthioNet-AS, ET 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 8151 11794 3382 595 UNINET, MX 9808 9493 8730 44 CHINAMOBILE-CN China Mobile Communicati 16509 9084 10988 3245 AMAZON-02, US 12479 7389 1713 145 UNI2-AS, ES 7545 5735 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4938 4192 75 ERX-CERNET-BKB China Education and Rese 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4531 301 672 CABLEONE, US 18403 4231 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 100 VIASAT-SP-BACKBONE, 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 9493 9449 CHINAMOBILE-CN China Mobile Communications Grou 12479 7389 7244 UNI2-AS, ES 16509 9084 5839 AMAZON-02, US 7545 5735 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4938 4863 ERX-CERNET-BKB China Education and Research Net 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4231 4206 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4077 VIASAT-SP-BACKBONE, US 20940 4073 3920 AKAMAI-ASN1, NL 11492 4531 3859 CABLEONE, 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 33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 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, US Complete listing at https://thyme.apnic.net/current/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 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 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /10:38 /11:101 /12:299 /13:581 /14:1196 /15:2065 /16:13497 /17:8311 /18:13883 /19:25177 /20:44319 /21:51237 /22:110284 /23:99095 /24:559767 /25:741 /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 12479 6476 7389 UNI2-AS, ES 8151 5824 11794 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3444 4531 CABLEONE, US 6327 3356 3546 SHAW, CA 7155 3122 4177 VIASAT-SP-BACKBONE, US 8551 2922 3445 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2579 3530 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2496 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2107 3542 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2238 2:1406 3:266 4:5 5:4438 6:137 7:6 8:1538 9:1 11:172 12:1515 13:367 14:2326 15:304 16:200 17:369 18:657 20:287 21:4 22:188 23:6437 24:2511 25:2 27:2532 29:19 31:2534 32:78 34:25 35:117 36:2008 37:4522 38:5367 39:864 40:143 41:4016 42:2067 43:2300 44:321 45:16644 46:4298 47:370 49:1834 50:1884 51:590 52:1594 54:393 55:963 56:5 57:123 58:1865 59:1182 60:1003 61:2515 62:2689 63:1914 64:5656 65:2360 66:4989 67:3039 68:1341 69:4132 70:1196 71:668 72:2945 74:2626 75:1560 76:625 77:2302 78:1823 79:2982 80:2094 81:1830 82:1505 83:1305 84:1559 85:3078 86:771 87:2004 88:1201 89:3920 90:620 91:7816 92:2065 93:2619 94:3513 95:4026 96:1300 97:315 98:1082 99:731 100:90 101:1047 102:2846 103:32146 104:4741 105:576 106:916 107:2694 108:1133 109:4249 110:2135 111:3199 112:2066 113:1817 114:1694 115:1986 116:1898 117:2458 118:2670 119:1969 120:1803 121:1182 122:2605 123:2217 124:1614 125:2576 128:1451 129:926 130:1043 131:1982 132:822 133:408 134:1786 135:305 136:971 137:970 138:2615 139:1598 140:1286 141:1320 142:1515 143:1549 144:1009 145:350 146:1955 147:1608 148:2476 149:2281 150:877 151:1229 152:1871 153:523 154:5069 155:1391 156:2003 157:1338 158:1055 159:2248 160:2629 161:1595 162:3545 163:1610 164:1702 165:1845 166:1069 167:1736 168:3753 169:885 170:4637 171:914 172:3774 173:2965 174:983 175:1193 176:3789 177:4466 178:3533 179:2163 180:2460 181:3533 182:3407 183:1980 184:2274 185:20601 186:4678 187:4167 188:4175 189:3859 190:9272 191:1376 192:10976 193:8973 194:7314 195:5227 196:3095 197:2481 198:6016 199:6144 200:7961 201:6059 202:10544 203:10028 204:4559 205:3697 206:4382 207:3503 208:4155 209:4911 210:4497 211:2540 212:4262 213:3390 214:1110 215:70 216:6702 217:2781 218:1302 219:577 220:2032 221:982 222:842 223:2179 End of report
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