This is an automated weekly mailing describing the state of the Gobal IPv4 Routing Table as seen from APNIC's router in Hong Kong. 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 . Global IPv4 Routing Table Report 06:00 +10GMT Sat 04 Dec, 2021 BGP Table as seen in Hong Kong. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/hk/ Analysis Summary ---------------- BGP routing table entries examined: 862358 Prefixes after maximum aggregation (per Origin AS): 328864 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 421357 Number of IPv4 prefixes with ROAs (including AS0): 249668 Total ASes present in the Internet Routing Table: 72099 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 61999 Origin ASes announcing only one prefix: 25606 Transit ASes present in the Internet Routing Table: 10100 Transit-only ASes present in the Internet Routing Table: 357 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 54 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 848 Number of instances of unregistered ASNs: 852 Number of 32-bit ASNs allocated by the RIRs: 37979 Number of 32-bit ASNs visible in the Routing Table: 31393 Prefixes from 32-bit ASNs in the Routing Table: 144719 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 845 Number of addresses announced to Internet: 3072454144 Equivalent to 183 /8s, 33 /16s and 238 /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: 288495 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 224508 Total APNIC prefixes after maximum aggregation: 64356 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 219636 Unique aggregates announced from the APNIC address blocks: 92733 APNIC Region origin ASes present in the Internet Routing Table: 12024 APNIC Prefixes per ASN: 18.27 APNIC Region origin ASes announcing only one prefix: 3431 APNIC Region transit ASes present in the Internet Routing Table: 1677 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7255 Number of APNIC addresses announced to Internet: 773026816 Equivalent to 46 /8s, 19 /16s and 116 /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: 255510 Total ARIN prefixes after maximum aggregation: 117762 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 255149 Unique aggregates announced from the ARIN address blocks: 122285 ARIN Region origin ASes present in the Internet Routing Table: 18879 ARIN Prefixes per ASN: 13.51 ARIN Region origin ASes announcing only one prefix: 6845 ARIN Region transit ASes present in the Internet Routing Table: 1922 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4223 Number of ARIN addresses announced to Internet: 1300972800 Equivalent to 77 /8s, 139 /16s and 69 /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: 242575 Total RIPE prefixes after maximum aggregation: 113842 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 238725 Unique aggregates announced from the RIPE address blocks: 146829 RIPE Region origin ASes present in the Internet Routing Table: 28128 RIPE Prefixes per ASN: 8.49 RIPE Region origin ASes announcing only one prefix: 12146 RIPE Region transit ASes present in the Internet Routing Table: 3889 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10543 Number of RIPE addresses announced to Internet: 713409280 Equivalent to 42 /8s, 133 /16s and 195 /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: 112227 Total LACNIC prefixes after maximum aggregation: 26920 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 113091 Unique aggregates announced from the LACNIC address blocks: 47437 LACNIC Region origin ASes present in the Internet Routing Table: 10786 LACNIC Prefixes per ASN: 10.48 LACNIC Region origin ASes announcing only one prefix: 2636 LACNIC Region transit ASes present in the Internet Routing Table: 2128 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 54 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8468 Number of LACNIC addresses announced to Internet: 176259072 Equivalent to 10 /8s, 129 /16s and 128 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-272796 + 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: 26690 Total AfriNIC prefixes after maximum aggregation: 5351 AfriNIC Deaggregation factor: 4.99 Prefixes being announced from the AfriNIC address blocks: 34911 Unique aggregates announced from the AfriNIC address blocks: 11302 AfriNIC Region origin ASes present in the Internet Routing Table: 1571 AfriNIC Prefixes per ASN: 22.22 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: 5.3 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 904 Number of AfriNIC addresses announced to Internet: 108244736 Equivalent to 6 /8s, 115 /16s and 175 /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 8741 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5858 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3575 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3484 1022 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3241 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2248 11370 573 KIXS-AS-KR Korea Telecom, KR 9498 2188 476 239 BBIL-AP BHARTI Airtel Ltd., IN 4755 2121 429 203 TATACOMM-AS TATA Communications formerl 45090 2103 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 23969 1957 314 16 TOT-NET TOT Public Company Limited, TH Complete listing at https://thyme.apnic.net/hk/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6017 10029 2576 AMAZON-02, US 11492 4593 304 819 CABLEONE, US 22773 4007 3041 365 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3684 1901 2561 AKAMAI-AS, US 6327 3389 1318 63 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2605 374 127 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2526 5043 437 CENTURYLINK-US-LEGACY-QWEST, US 20115 2236 3032 502 CHARTER-20115, US Complete listing at https://thyme.apnic.net/hk/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6854 1733 150 UNI2-AS, ES 20940 3871 3360 189 AKAMAI-ASN1, NL 8551 3454 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2889 2279 898 ROSTELECOM-AS, RU 9009 2563 263 1344 M247, GB 34984 2203 355 598 TELLCOM-AS, TR 58224 1753 917 576 TCI, IR 61317 1658 214 931 ASDETUK www.heficed.com, GB 13188 1610 100 27 TRIOLAN, UA Complete listing at https://thyme.apnic.net/hk/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10502 3450 583 Uninet S.A. de C.V., MX 10620 3252 491 832 Telmex Colombia S.A., CO 11830 2469 369 62 Instituto Costarricense de Electricidad 13999 1623 286 456 Mega Cable, S.A. de C.V., MX 6503 1435 355 522 Axtel, S.A.B. de C.V., MX 28573 1372 2317 261 CLARO S.A., BR 3816 1239 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1023 2346 135 TIM SA, BR 6147 992 370 21 Telefonica del Peru S.A.A., PE 11664 981 189 442 Techtel LMDS Comunicaciones Interactiva Complete listing at https://thyme.apnic.net/hk/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1549 499 32 RAYA-AS, EG 24863 1511 393 21 LINKdotNET-AS, EG 36992 1287 1430 268 ETISALAT-MISR, EG 36903 1169 530 173 MT-MPLS, MA 29571 823 68 11 ORANGE-COTE-IVOIRE, CI 36935 704 523 44 Vodafone-, EG 6713 595 1847 41 IAM-AS, MA 15399 517 50 31 WANANCHI-, KE 37342 470 32 1 MOVITEL, MZ 2018 349 319 73 TENET-1, ZA Complete listing at https://thyme.apnic.net/hk/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10502 3450 583 Uninet S.A. de C.V., MX 9808 8741 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6854 1733 150 UNI2-AS, ES 16509 6017 10029 2576 AMAZON-02, US 7545 5858 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4593 304 819 CABLEONE, US 22773 4007 3041 365 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3871 3360 189 AKAMAI-ASN1, NL 16625 3684 1901 2561 AKAMAI-AS, US Complete listing at https://thyme.apnic.net/hk/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8741 8687 CHINAMOBILE-CN China Mobile Communications Grou 12479 6854 6704 UNI2-AS, ES 7545 5858 5177 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4593 3774 CABLEONE, US 20940 3871 3682 AKAMAI-ASN1, NL 22773 4007 3642 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3575 3556 VIETEL-AS-AP Viettel Group, VN 16509 6017 3441 AMAZON-02, US 7713 3484 3428 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID Complete listing at https://thyme.apnic.net/hk/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 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 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, US Complete listing at https://thyme.apnic.net/hk/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 0.0.0.0/0 2914 NTT-LTD-2914, US 192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://thyme.apnic.net/hk/data-dsua 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/hk/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:40 /11:99 /12:302 /13:594 /14:1204 /15:2035 /16:13500 /17:8185 /18:13745 /19:24834 /20:41772 /21:50186 /22:106656 /23:92909 /24:506250 /25:1 /26:0 /27:4 /28:4 /29:4 /30:1 /31:0 /32:3 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5785 6854 UNI2-AS, ES 8151 4329 10502 Uninet S.A. de C.V., MX 11492 3546 4593 CABLEONE, US 6327 3199 3389 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 2992 4007 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2919 3454 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2260 2605 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1924 2469 Instituto Costarricense de Electricidad y Telec Complete listing at https://thyme.apnic.net/hk/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1890 2:1018 3:147 4:18 5:3704 6:100 7:5 8:1512 9:1 11:172 12:1706 13:407 14:2293 15:133 16:32 17:374 18:130 20:142 21:4 22:188 23:5301 24:2335 25:4 27:2552 29:19 31:2369 32:103 34:1 35:47 36:1722 37:3906 38:2379 39:659 40:149 41:3798 42:1037 43:2070 44:293 45:15534 46:3652 47:270 49:1616 50:1877 51:104 52:1346 54:289 55:687 56:4 57:53 58:1622 59:1041 60:940 61:2241 62:2389 63:1950 64:5398 65:2305 66:4896 67:2901 68:1180 69:4097 70:1344 71:675 72:3095 74:2608 75:1502 76:710 77:2136 78:1752 79:2702 80:1873 81:1478 82:1407 83:1174 84:1287 85:2812 86:698 87:1883 88:975 89:3097 90:478 91:7474 92:1883 93:2563 94:3215 95:3600 96:1294 97:342 98:982 99:899 100:76 101:1060 102:1784 103:27345 104:4071 105:429 106:843 107:2383 108:742 109:3994 110:2044 111:3093 112:1963 113:1459 114:1538 115:1924 116:1866 117:2464 118:2286 119:1825 120:1584 121:983 122:2537 123:2112 124:1543 125:1969 128:1366 129:1114 130:907 131:2067 132:750 133:364 134:1913 135:285 136:788 137:855 138:2427 139:1204 140:817 141:1316 142:1228 143:1366 144:1257 145:327 146:1700 147:1468 148:2197 149:1576 150:850 151:1063 152:1651 153:443 154:3362 155:1349 156:1836 157:1195 158:987 159:2017 160:2319 161:1271 162:3406 163:1169 164:1655 165:1505 166:605 167:1639 168:3624 169:679 170:4260 171:806 172:2865 173:3035 174:1005 175:1144 176:3421 177:4466 178:2998 179:1937 180:2253 181:2593 182:3116 183:1916 184:2410 185:19014 186:4209 187:3517 188:3489 189:3081 190:8624 191:1327 192:11005 193:8450 194:6875 195:4922 196:2900 197:2257 198:5995 199:6000 200:7344 201:5533 202:10164 203:9949 204:4505 205:3372 206:3854 207:3339 208:3992 209:4622 210:3991 211:2308 212:3867 213:3401 214:1160 215:62 216:6328 217:2594 218:1191 219:454 220:1678 221:984 222:678 223:2106 End of report