This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Brisbane. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG 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 05:00 +10GMT Sat 15 Jan, 2022 BGP Table (Global) as seen in Brisbane. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/au/ Analysis Summary ---------------- BGP routing table entries examined: 906331 Prefixes after maximum aggregation (per Origin AS): 333959 Deaggregation factor: 2.71 Unique aggregates announced (without unneeded subnets): 425566 Total ASes present in the Internet Routing Table: 72691 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62508 Origin ASes announcing only one prefix: 25231 Transit ASes present in the Internet Routing Table: 10183 Transit-only ASes present in the Internet Routing Table: 372 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 910 Number of instances of unregistered ASNs: 912 Number of 32-bit ASNs allocated by the RIRs: 38307 Number of 32-bit ASNs visible in the Routing Table: 31885 Prefixes from 32-bit ASNs in the Routing Table: 155368 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 578 Number of addresses announced to Internet: 3074283579 Equivalent to 183 /8s, 61 /16s and 216 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 308836 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237178 Total APNIC prefixes after maximum aggregation: 65551 APNIC Deaggregation factor: 3.62 Prefixes being announced from the APNIC address blocks: 231580 Unique aggregates announced from the APNIC address blocks: 93532 APNIC Region origin ASes present in the Internet Routing Table: 12275 APNIC Prefixes per ASN: 18.87 APNIC Region origin ASes announcing only one prefix: 3466 APNIC Region transit ASes present in the Internet Routing Table: 1724 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7468 Number of APNIC addresses announced to Internet: 774224952 Equivalent to 46 /8s, 37 /16s and 188 /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: 259339 Total ARIN prefixes after maximum aggregation: 118708 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 259214 Unique aggregates announced from the ARIN address blocks: 122701 ARIN Region origin ASes present in the Internet Routing Table: 18949 ARIN Prefixes per ASN: 13.68 ARIN Region origin ASes announcing only one prefix: 6866 ARIN Region transit ASes present in the Internet Routing Table: 1905 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4287 Number of ARIN addresses announced to Internet: 1300496128 Equivalent to 77 /8s, 131 /16s and 255 /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: 256628 Total RIPE prefixes after maximum aggregation: 116504 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 253055 Unique aggregates announced from the RIPE address blocks: 148579 RIPE Region origin ASes present in the Internet Routing Table: 28195 RIPE Prefixes per ASN: 8.98 RIPE Region origin ASes announcing only one prefix: 12090 RIPE Region transit ASes present in the Internet Routing Table: 3902 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10617 Number of RIPE addresses announced to Internet: 714060288 Equivalent to 42 /8s, 143 /16s and 178 /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: 123959 Total LACNIC prefixes after maximum aggregation: 27179 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 124742 Unique aggregates announced from the LACNIC address blocks: 48488 LACNIC Region origin ASes present in the Internet Routing Table: 10924 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2278 LACNIC Region transit ASes present in the Internet Routing Table: 2191 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8598 Number of LACNIC addresses announced to Internet: 176664576 Equivalent to 10 /8s, 135 /16s and 176 /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: 28316 Total AfriNIC prefixes after maximum aggregation: 5334 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 37162 Unique aggregates announced from the AfriNIC address blocks: 11750 AfriNIC Region origin ASes present in the Internet Routing Table: 1582 AfriNIC Prefixes per ASN: 23.49 AfriNIC Region origin ASes announcing only one prefix: 531 AfriNIC Region transit ASes present in the Internet Routing Table: 303 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 915 Number of AfriNIC addresses announced to Internet: 108463106 Equivalent to 6 /8s, 119 /16s and 4 /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 8719 8918 47 CHINAMOBILE-CN China Mobile Communicati 7545 5865 786 685 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4662 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3610 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3527 1880 57 VNPT-AS-VN VNPT Corp, VN 7713 3492 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 4766 2262 11118 585 KIXS-AS-KR Korea Telecom, KR 9498 2229 475 232 BBIL-AP BHARTI Airtel Ltd., IN 45090 2163 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 429 199 TATACOMM-AS TATA Communications formerl Complete listing at https://thyme.apnic.net/au/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6085 10130 2618 AMAZON-02, US 11492 4597 304 768 CABLEONE, US 22773 4038 3064 387 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 16625 3677 1895 2567 AKAMAI-AS, US 6327 3348 1318 63 SHAW, CA 749 2889 50784 2145 DNIC-AS-00749, US 30036 2608 374 127 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2515 5042 431 CENTURYLINK-US-LEGACY-QWEST, US 20115 2247 3035 507 CHARTER-20115, US Complete listing at https://thyme.apnic.net/au/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9121 6919 1692 17 TTNET, TR 12479 6832 1730 150 UNI2-AS, ES 20940 3875 3194 542 AKAMAI-ASN1, NL 8551 3777 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2924 2286 902 ROSTELECOM-AS, RU 9009 2485 253 1300 M247, GB 34984 2215 357 602 TELLCOM-AS, TR 58224 1777 925 589 TCI, IR 47331 1762 278 1334 TTNET, TR Complete listing at https://thyme.apnic.net/au/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10225 3463 575 Uninet S.A. de C.V., MX 10620 3442 519 715 Telmex Colombia S.A., CO 11830 2464 369 62 Instituto Costarricense de Electricidad 13999 1642 283 463 Mega Cable, S.A. de C.V., MX 6503 1440 354 524 Axtel, S.A.B. de C.V., MX 28573 1379 2326 253 CLARO S.A., BR 3816 1245 658 146 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1146 2350 138 TIM SA, BR 6147 1091 369 21 Telefonica del Peru S.A.A., PE 11664 994 191 443 Techtel LMDS Comunicaciones Interactiva Complete listing at https://thyme.apnic.net/au/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1640 393 21 LINKdotNET-AS, EG 24835 1547 515 32 RAYA-AS, EG 36992 1299 1518 262 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 870 62 59 ORANGE-COTE-IVOIRE, CI 36935 734 521 39 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 518 50 33 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 428 232 16 MauritiusTelecom, MU Complete listing at https://thyme.apnic.net/au/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10225 3463 575 Uninet S.A. de C.V., MX 9808 8719 8918 47 CHINAMOBILE-CN China Mobile Communicati 9121 6919 1692 17 TTNET, TR 12479 6832 1730 150 UNI2-AS, ES 16509 6085 10130 2618 AMAZON-02, US 7545 5865 786 685 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4662 4192 73 ERX-CERNET-BKB China Education and Rese 11492 4597 304 768 CABLEONE, US 22773 4038 3064 387 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US Complete listing at https://thyme.apnic.net/au/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8719 8672 CHINAMOBILE-CN China Mobile Communications Grou 9121 6919 6902 TTNET, TR 12479 6832 6682 UNI2-AS, ES 7545 5865 5180 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4662 4589 ERX-CERNET-BKB China Education and Research Net 7155 3951 3921 VIASAT-SP-BACKBONE, US 11492 4597 3829 CABLEONE, US 8551 3777 3738 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 4038 3651 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3610 3591 VIETEL-AS-AP Viettel Group, VN Complete listing at https://thyme.apnic.net/au/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 32848 UNALLOCATED 8.28.72.0/24 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 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US Complete listing at https://thyme.apnic.net/au/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/au/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 23.252.162.0/24 Origin: 398968 GROUP-IID-01, US 23.252.162.0/24 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 Complete listing at https://thyme.apnic.net/au/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 /10:41 /11:102 /12:306 /13:593 /14:1210 /15:2086 /16:13609 /17:8391 /18:14051 /19:25537 /20:44194 /21:52945 /22:109842 /23:99311 /24:533004 /25:0 /26:1 /27:3 /28:1 /29:7 /30:1 /31:0 /32:1067 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 6055 6919 TTNET, TR 12479 5780 6832 UNI2-AS, ES 8151 4198 10225 Uninet S.A. de C.V., MX 11492 3532 4597 CABLEONE, US 8551 3241 3777 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3159 3348 SHAW, CA 7155 3041 3951 VIASAT-SP-BACKBONE, US 22773 3002 4038 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2263 2608 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1897 2:998 3:153 4:7 5:3750 6:101 7:5 8:1552 9:1 11:172 12:1705 13:406 14:2356 15:145 16:39 17:373 18:129 20:175 21:4 22:188 23:5413 24:2414 25:4 27:2673 29:19 31:2443 32:105 34:1 35:50 36:1754 37:3946 38:2486 39:738 40:165 41:3972 42:1072 43:2157 44:298 45:16986 46:3922 47:303 49:1648 50:1910 51:107 52:1378 54:293 55:734 56:8 57:61 58:1829 59:1150 60:954 61:2325 62:2510 63:1954 64:5413 65:2339 66:5005 67:3007 68:1208 69:4188 70:1360 71:684 72:3136 74:2670 75:1526 76:715 77:2261 78:3880 79:2888 80:1953 81:1667 82:1456 83:1202 84:1321 85:3619 86:711 87:1904 88:2625 89:3201 90:502 91:7646 92:1903 93:2615 94:3321 95:4519 96:1313 97:345 98:993 99:863 100:75 101:1309 102:1961 103:28281 104:4130 105:482 106:842 107:2448 108:760 109:4197 110:2060 111:3133 112:1964 113:1509 114:1564 115:2196 116:1912 117:2508 118:2342 119:1915 120:1636 121:1068 122:2548 123:2158 124:1567 125:2083 128:1404 129:1151 130:935 131:2245 132:865 133:367 134:1934 135:285 136:852 137:1016 138:2761 139:1231 140:874 141:1340 142:1265 143:1523 144:1233 145:337 146:1761 147:1470 148:2240 149:1656 150:875 151:1082 152:1786 153:527 154:3701 155:1368 156:1868 157:1218 158:1001 159:2011 160:2415 161:1267 162:3442 163:1197 164:1702 165:1554 166:626 167:1731 168:3934 169:692 170:4716 171:825 172:2965 173:3057 174:1016 175:1156 176:3511 177:5750 178:3079 179:2385 180:2358 181:2894 182:3183 183:1944 184:2416 185:19365 186:4751 187:4122 188:3863 189:3510 190:9056 191:1759 192:11032 193:8523 194:7004 195:5034 196:2928 197:2462 198:5994 199:6010 200:7910 201:5887 202:10684 203:10304 204:4531 205:3388 206:3867 207:3390 208:4023 209:4641 210:4290 211:2466 212:3942 213:3405 214:1158 215:64 216:6478 217:2737 218:1241 219:585 220:2056 221:986 222:879 223:2137 End of report