IPv4 Routing Table Report 04:00 +10GMT Tue 01 Feb, 2022 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: 887142 Prefixes after maximum aggregation (per Origin AS): 333873 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 426692 Total ASes present in the Internet Routing Table: 72734 Prefixes per ASN: 12.20 Origin-only ASes present in the Internet Routing Table: 62404 Origin ASes announcing only one prefix: 25731 Transit ASes present in the Internet Routing Table: 10330 Transit-only ASes present in the Internet Routing Table: 370 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 925 Number of instances of unregistered ASNs: 928 Number of 32-bit ASNs allocated by the RIRs: 38451 Number of 32-bit ASNs visible in the Routing Table: 32005 Prefixes from 32-bit ASNs in the Routing Table: 148872 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 548 Number of addresses announced to Internet: 3068901120 Equivalent to 182 /8s, 235 /16s and 183 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 300220 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233438 Total APNIC prefixes after maximum aggregation: 65705 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 228195 Unique aggregates announced from the APNIC address blocks: 93910 APNIC Region origin ASes present in the Internet Routing Table: 12338 APNIC Prefixes per ASN: 18.50 APNIC Region origin ASes announcing only one prefix: 3526 APNIC Region transit ASes present in the Internet Routing Table: 1725 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7524 Number of APNIC addresses announced to Internet: 774602368 Equivalent to 46 /8s, 43 /16s and 126 /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, 131072-151865 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: 257867 Total ARIN prefixes after maximum aggregation: 118728 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 257920 Unique aggregates announced from the ARIN address blocks: 123160 ARIN Region origin ASes present in the Internet Routing Table: 18941 ARIN Prefixes per ASN: 13.62 ARIN Region origin ASes announcing only one prefix: 6854 ARIN Region transit ASes present in the Internet Routing Table: 1950 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4318 Number of ARIN addresses announced to Internet: 1295901952 Equivalent to 77 /8s, 61 /16s and 229 /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: 253054 Total RIPE prefixes after maximum aggregation: 116121 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 249524 Unique aggregates announced from the RIPE address blocks: 148789 RIPE Region origin ASes present in the Internet Routing Table: 28187 RIPE Prefixes per ASN: 8.85 RIPE Region origin ASes announcing only one prefix: 12132 RIPE Region transit ASes present in the Internet Routing Table: 3975 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10632 Number of RIPE addresses announced to Internet: 713376896 Equivalent to 42 /8s, 133 /16s and 68 /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 196608-213403 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: 114348 Total LACNIC prefixes after maximum aggregation: 27280 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 115070 Unique aggregates announced from the LACNIC address blocks: 48462 LACNIC Region origin ASes present in the Internet Routing Table: 10920 LACNIC Prefixes per ASN: 10.54 LACNIC Region origin ASes announcing only one prefix: 2671 LACNIC Region transit ASes present in the Internet Routing Table: 2201 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8610 Number of LACNIC addresses announced to Internet: 176495104 Equivalent to 10 /8s, 133 /16s and 26 /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: 27510 Total AfriNIC prefixes after maximum aggregation: 5352 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 35885 Unique aggregates announced from the AfriNIC address blocks: 11899 AfriNIC Region origin ASes present in the Internet Routing Table: 1588 AfriNIC Prefixes per ASN: 22.60 AfriNIC Region origin ASes announcing only one prefix: 548 AfriNIC Region transit ASes present in the Internet Routing Table: 310 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 921 Number of AfriNIC addresses announced to Internet: 108189952 Equivalent to 6 /8s, 114 /16s and 217 /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 9057 8886 46 CHINAMOBILE-CN China Mobile Communicati 7545 5859 788 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4682 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3606 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3482 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3435 1880 57 VNPT-AS-VN VNPT Corp, VN 4766 2529 11121 609 KIXS-AS-KR Korea Telecom, KR 9498 2311 475 233 BBIL-AP BHARTI Airtel Ltd., IN 45090 2170 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2114 429 197 TATACOMM-AS TATA Communications formerl 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 6160 10141 2619 AMAZON-02, US 11492 4517 299 789 CABLEONE, US 22773 3991 3028 370 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 16625 3662 1890 2566 AKAMAI-AS, US 6327 3360 1318 63 SHAW, CA 749 2887 50780 2143 DNIC-AS-00749, US 30036 2610 374 141 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2505 4962 427 CENTURYLINK-US-LEGACY-QWEST, US 20115 2248 3035 507 CHARTER-20115, 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 6789 1716 152 UNI2-AS, ES 9121 6684 1692 17 TTNET, TR 8551 4006 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3876 3347 210 AKAMAI-ASN1, NL 39891 3274 188 25 ALJAWWALSTC-AS, SA 12389 2956 2290 906 ROSTELECOM-AS, RU 9009 2483 251 1291 M247, GB 34984 2219 357 603 TELLCOM-AS, TR 47331 1960 313 1494 TTNET, TR 58224 1789 928 584 TCI, IR 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 10746 3410 571 Uninet S.A. de C.V., MX 10620 3453 518 715 Telmex Colombia S.A., CO 11830 2462 369 62 Instituto Costarricense de Electricidad 13999 1650 283 468 Mega Cable, S.A. de C.V., MX 6503 1441 354 524 Axtel, S.A.B. de C.V., MX 28573 1403 2330 249 CLARO S.A., BR 3816 1247 658 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1133 2350 139 TIM SA, BR 6147 1094 369 21 Telefonica del Peru S.A.A., PE 11664 998 191 449 Techtel LMDS Comunicaciones Interactiva 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 1611 393 21 LINKdotNET-AS, EG 24835 1546 515 32 RAYA-AS, EG 36992 1299 1518 262 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 876 63 60 ORANGE-COTE-IVOIRE, CI 36935 735 521 39 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 519 50 33 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 422 232 16 MauritiusTelecom, MU 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 10746 3410 571 Uninet S.A. de C.V., MX 9808 9057 8886 46 CHINAMOBILE-CN China Mobile Communicati 12479 6789 1716 152 UNI2-AS, ES 9121 6684 1692 17 TTNET, TR 16509 6160 10141 2619 AMAZON-02, US 7545 5859 788 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4682 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4517 299 789 CABLEONE, US 8551 4006 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3991 3028 370 ASN-CXA-ALL-CCI-22773-RDC, 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 9057 9011 CHINAMOBILE-CN China Mobile Communications Grou 9121 6684 6667 TTNET, TR 12479 6789 6637 UNI2-AS, ES 7545 5859 5168 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4682 4608 ERX-CERNET-BKB China Education and Research Net 8551 4006 3967 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3951 3921 VIASAT-SP-BACKBONE, US 11492 4517 3728 CABLEONE, US 20940 3876 3666 AKAMAI-ASN1, NL 22773 3991 3621 ASN-CXA-ALL-CCI-22773-RDC, 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 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 33652 CMCS, US 17033 UNALLOCATED 8.48.225.0/24 3356 LEVEL3, 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 174 COGENT-174, US 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 174 COGENT-174, US 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 174 COGENT-174, US 23.252.164.0/24 Origin: 398968 GROUP-IID-01, US 23.252.164.0/24 Transit: 174 COGENT-174, US 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 /9:13 /10:40 /11:102 /12:305 /13:591 /14:1207 /15:2033 /16:13580 /17:8351 /18:13881 /19:25131 /20:43306 /21:51994 /22:108262 /23:95385 /24:522156 /25:789 /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 9121 5859 6684 TTNET, TR 12479 5748 6789 UNI2-AS, ES 8151 4582 10746 Uninet S.A. de C.V., MX 8551 3471 4006 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3443 4517 CABLEONE, US 6327 3171 3360 SHAW, CA 7155 3041 3951 VIASAT-SP-BACKBONE, US 22773 2981 3991 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2810 3274 ALJAWWALSTC-AS, SA 30036 2265 2610 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1913 2:1002 3:153 4:7 5:3717 6:103 7:5 8:1550 9:1 11:172 12:1708 13:407 14:2376 15:155 16:39 17:373 18:135 20:166 21:4 22:188 23:5420 24:2335 25:6 27:2590 29:19 31:2406 32:95 34:1 35:52 36:1734 37:3944 38:2504 39:715 40:149 41:3879 42:1051 43:2088 44:292 45:15977 46:3878 47:303 49:1635 50:1901 51:107 52:1345 53:1 54:293 55:744 56:8 57:55 58:1769 59:1150 60:960 61:2267 62:2432 63:1943 64:5353 65:2312 66:4906 67:2924 68:1177 69:4167 70:1345 71:673 72:3060 74:2633 75:1514 76:715 77:2129 78:3802 79:3096 80:1931 81:1657 82:1460 83:1197 84:1323 85:3554 86:706 87:1886 88:2618 89:3134 90:498 91:7528 92:1899 93:2601 94:3250 95:4486 96:1314 97:345 98:993 99:863 100:75 101:1049 102:1928 103:28122 104:4109 105:461 106:845 107:2456 108:761 109:4185 110:2055 111:3258 112:1968 113:1532 114:1534 115:1904 116:1907 117:2462 118:2324 119:1832 120:1669 121:1027 122:2541 123:2114 124:1609 125:2089 128:1357 129:1196 130:919 131:2090 132:759 133:367 134:1941 135:290 136:855 137:856 138:2457 139:1218 140:879 141:1349 142:1248 143:1431 144:1228 145:341 146:1759 147:1474 148:2212 149:1663 150:847 151:1085 152:1819 153:447 154:3688 155:1331 156:1867 157:1218 158:1011 159:2019 160:2388 161:1291 162:3421 163:1210 164:1677 165:1533 166:619 167:1684 168:3677 169:690 170:4291 171:824 172:3007 173:3047 174:1018 175:1128 176:3508 177:4578 178:3032 179:2003 180:2282 181:2867 182:3233 183:1920 184:2400 185:19279 186:4278 187:3576 188:3797 189:3252 190:8853 191:1312 192:10996 193:8514 194:6944 195:4972 196:2917 197:2372 198:5989 199:5996 200:7509 201:5749 202:10468 203:10006 204:4529 205:3380 206:3831 207:3375 208:4000 209:4613 210:4236 211:2452 212:3934 213:3382 214:1157 215:64 216:6360 217:2617 218:1235 219:603 220:1952 221:989 222:858 223:2174 End of report