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 25 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: 866107 Prefixes after maximum aggregation (per Origin AS): 330433 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 423826 Number of IPv4 prefixes with ROAs (including AS0): 252939 Total ASes present in the Internet Routing Table: 72274 Prefixes per ASN: 11.98 Origin-only ASes present in the Internet Routing Table: 62120 Origin ASes announcing only one prefix: 25661 Transit ASes present in the Internet Routing Table: 10154 Transit-only ASes present in the Internet Routing Table: 359 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 251 Max AS path prepend of ASN ( 21299) 245 Prefixes from unregistered ASNs in the Routing Table: 884 Number of instances of unregistered ASNs: 888 Number of 32-bit ASNs allocated by the RIRs: 38178 Number of 32-bit ASNs visible in the Routing Table: 31597 Prefixes from 32-bit ASNs in the Routing Table: 146137 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 720 Number of addresses announced to Internet: 3071555584 Equivalent to 183 /8s, 20 /16s and 56 /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: 289938 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 225417 Total APNIC prefixes after maximum aggregation: 64658 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 220247 Unique aggregates announced from the APNIC address blocks: 93283 APNIC Region origin ASes present in the Internet Routing Table: 12109 APNIC Prefixes per ASN: 18.19 APNIC Region origin ASes announcing only one prefix: 3459 APNIC Region transit ASes present in the Internet Routing Table: 1692 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7337 Number of APNIC addresses announced to Internet: 772452864 Equivalent to 46 /8s, 10 /16s and 178 /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: 256587 Total ARIN prefixes after maximum aggregation: 118205 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 256151 Unique aggregates announced from the ARIN address blocks: 122494 ARIN Region origin ASes present in the Internet Routing Table: 18886 ARIN Prefixes per ASN: 13.56 ARIN Region origin ASes announcing only one prefix: 6856 ARIN Region transit ASes present in the Internet Routing Table: 1909 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 251 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4249 Number of ARIN addresses announced to Internet: 1300808192 Equivalent to 77 /8s, 136 /16s and 194 /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: 243572 Total RIPE prefixes after maximum aggregation: 114517 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 240052 Unique aggregates announced from the RIPE address blocks: 148162 RIPE Region origin ASes present in the Internet Routing Table: 28130 RIPE Prefixes per ASN: 8.53 RIPE Region origin ASes announcing only one prefix: 12142 RIPE Region transit ASes present in the Internet Routing Table: 3896 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10566 Number of RIPE addresses announced to Internet: 713535232 Equivalent to 42 /8s, 135 /16s and 175 /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: 112711 Total LACNIC prefixes after maximum aggregation: 27011 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 113533 Unique aggregates announced from the LACNIC address blocks: 47614 LACNIC Region origin ASes present in the Internet Routing Table: 10845 LACNIC Prefixes per ASN: 10.47 LACNIC Region origin ASes announcing only one prefix: 2658 LACNIC Region transit ASes present in the Internet Routing Table: 2179 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: 8533 Number of LACNIC addresses announced to Internet: 176150784 Equivalent to 10 /8s, 127 /16s and 217 /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: 26936 Total AfriNIC prefixes after maximum aggregation: 5395 AfriNIC Deaggregation factor: 4.99 Prefixes being announced from the AfriNIC address blocks: 35403 Unique aggregates announced from the AfriNIC address blocks: 11624 AfriNIC Region origin ASes present in the Internet Routing Table: 1577 AfriNIC Prefixes per ASN: 22.45 AfriNIC Region origin ASes announcing only one prefix: 546 AfriNIC Region transit ASes present in the Internet Routing Table: 311 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 912 Number of AfriNIC addresses announced to Internet: 108157696 Equivalent to 6 /8s, 114 /16s and 91 /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 8732 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5837 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3601 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3480 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3244 1880 58 VNPT-AS-VN VNPT Corp, VN 4766 2234 11117 572 KIXS-AS-KR Korea Telecom, KR 9498 2211 475 235 BBIL-AP BHARTI Airtel Ltd., IN 4755 2120 429 203 TATACOMM-AS TATA Communications formerl 45090 2103 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2001 840 368 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6044 10129 2592 AMAZON-02, US 11492 4579 303 825 CABLEONE, US 22773 4023 3031 382 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3948 264 28 VIASAT-SP-BACKBONE, US 16625 3661 1890 2559 AKAMAI-AS, US 6327 3390 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2603 374 146 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2525 5043 434 CENTURYLINK-US-LEGACY-QWEST, US 20115 2241 3033 501 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 6839 1733 150 UNI2-AS, ES 20940 3851 3360 190 AKAMAI-ASN1, NL 8551 3554 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2892 2284 901 ROSTELECOM-AS, RU 9009 2525 259 1342 M247, GB 34984 2204 355 600 TELLCOM-AS, TR 58224 1753 916 604 TCI, IR 13188 1609 100 27 TRIOLAN, UA 61317 1593 213 912 ASDETUK www.heficed.com, GB 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 10575 3451 584 Uninet S.A. de C.V., MX 10620 3263 491 836 Telmex Colombia S.A., CO 11830 2461 369 62 Instituto Costarricense de Electricidad 13999 1639 283 462 Mega Cable, S.A. de C.V., MX 6503 1441 355 523 Axtel, S.A.B. de C.V., MX 28573 1377 2324 256 CLARO S.A., BR 3816 1243 657 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1140 2350 138 TIM SA, BR 6147 1090 369 21 Telefonica del Peru S.A.A., PE 11664 994 191 443 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 24863 1629 393 21 LINKdotNET-AS, EG 24835 1548 499 32 RAYA-AS, EG 36992 1294 1462 268 ETISALAT-MISR, EG 36903 1128 510 242 MT-MPLS, MA 29571 852 68 11 ORANGE-COTE-IVOIRE, CI 36935 685 521 39 Vodafone-, EG 6713 564 1863 34 IAM-AS, MA 15399 517 50 33 WANANCHI-, KE 37342 470 32 1 MOVITEL, MZ 2018 350 319 74 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 10575 3451 584 Uninet S.A. de C.V., MX 9808 8732 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6839 1733 150 UNI2-AS, ES 16509 6044 10129 2592 AMAZON-02, US 7545 5837 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4579 303 825 CABLEONE, US 22773 4023 3031 382 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3948 264 28 VIASAT-SP-BACKBONE, US 20940 3851 3360 190 AKAMAI-ASN1, NL 16625 3661 1890 2559 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 8732 8678 CHINAMOBILE-CN China Mobile Communications Grou 12479 6839 6689 UNI2-AS, ES 7545 5837 5156 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3948 3920 VIASAT-SP-BACKBONE, US 11492 4579 3754 CABLEONE, US 20940 3851 3661 AKAMAI-ASN1, NL 22773 4023 3641 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3601 3582 VIETEL-AS-AP Viettel Group, VN 8551 3554 3515 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 16509 6044 3452 AMAZON-02, US 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 the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 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-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: 1299 TWELVE99 Twelve99, Telia Carrier, SE 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 1299 TWELVE99 Twelve99, Telia Carrier, SE 23.252.162.0/24 Origin: 398968 GROUP-IID-01, US 23.252.162.0/24 Transit: 1299 TWELVE99 Twelve99, Telia Carrier, SE 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 1299 TWELVE99 Twelve99, Telia Carrier, SE 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 /12:300 /13:590 /14:1204 /15:2031 /16:13525 /17:8206 /18:13738 /19:24852 /20:41901 /21:50376 /22:106832 /23:93117 /24:509249 /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 5782 6839 UNI2-AS, ES 8151 4398 10575 Uninet S.A. de C.V., MX 11492 3533 4579 CABLEONE, US 6327 3199 3390 SHAW, CA 7155 3040 3948 VIASAT-SP-BACKBONE, US 8551 3019 3554 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 3005 4023 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2258 2603 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1916 2461 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) ---------------------------------------------- 1:1881 2:984 3:148 4:18 5:3676 6:102 7:5 8:1517 9:1 11:172 12:1700 13:408 14:2308 15:135 16:35 17:373 18:130 20:143 21:4 22:188 23:5342 24:2335 25:4 27:2567 29:19 31:2421 32:103 34:1 35:49 36:1722 37:3898 38:2414 39:670 40:148 41:3849 42:1048 43:2095 44:294 45:15891 46:3833 47:271 49:1593 50:1888 51:106 52:1349 54:288 55:728 56:4 57:53 58:1627 59:1040 60:947 61:2236 62:2410 63:1939 64:5393 65:2318 66:4900 67:2915 68:1181 69:4140 70:1340 71:675 72:3059 74:2614 75:1505 76:711 77:2125 78:1785 79:2769 80:1904 81:1493 82:1411 83:1193 84:1304 85:2838 86:690 87:1896 88:1004 89:3101 90:493 91:7469 92:1889 93:2559 94:3266 95:3592 96:1292 97:344 98:988 99:878 100:75 101:1057 102:1839 103:27610 104:4082 105:452 106:845 107:2410 108:742 109:4038 110:2035 111:3110 112:1926 113:1430 114:1554 115:1924 116:1855 117:2491 118:2284 119:1826 120:1594 121:957 122:2520 123:2099 124:1548 125:1974 128:1379 129:1145 130:896 131:2049 132:751 133:365 134:1924 135:281 136:842 137:855 138:2426 139:1218 140:917 141:1317 142:1234 143:1403 144:1201 145:330 146:1742 147:1450 148:2196 149:1602 150:865 151:1077 152:1775 153:443 154:3565 155:1360 156:1871 157:1209 158:993 159:1997 160:2373 161:1274 162:3428 163:1194 164:1600 165:1541 166:609 167:1664 168:3639 169:684 170:4284 171:820 172:2917 173:3032 174:1005 175:1127 176:3428 177:4481 178:3014 179:1964 180:2255 181:2680 182:3153 183:1914 184:2414 185:19113 186:4199 187:3450 188:3645 189:3100 190:8737 191:1313 192:10991 193:8479 194:6917 195:4947 196:2868 197:2318 198:5983 199:5967 200:7383 201:5685 202:10098 203:9961 204:4504 205:3404 206:3839 207:3333 208:3985 209:4587 210:4008 211:2335 212:3874 213:3341 214:1152 215:64 216:6354 217:2620 218:1189 219:441 220:1693 221:984 222:671 223:2124 End of report