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 20 Nov, 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: 860784 Prefixes after maximum aggregation (per Origin AS): 328311 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 420953 Number of IPv4 prefixes with ROAs (including AS0): 246471 Total ASes present in the Internet Routing Table: 72059 Prefixes per ASN: 11.95 Origin-only ASes present in the Internet Routing Table: 61977 Origin ASes announcing only one prefix: 25647 Transit ASes present in the Internet Routing Table: 10082 Transit-only ASes present in the Internet Routing Table: 341 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: 840 Number of instances of unregistered ASNs: 846 Number of 32-bit ASNs allocated by the RIRs: 37870 Number of 32-bit ASNs visible in the Routing Table: 31310 Prefixes from 32-bit ASNs in the Routing Table: 143395 Number of bogon 32-bit ASNs visible in the Routing Table: 32 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 466 Number of addresses announced to Internet: 3071665664 Equivalent to 183 /8s, 21 /16s and 230 /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: 288469 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223717 Total APNIC prefixes after maximum aggregation: 64120 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 218670 Unique aggregates announced from the APNIC address blocks: 92693 APNIC Region origin ASes present in the Internet Routing Table: 12038 APNIC Prefixes per ASN: 18.16 APNIC Region origin ASes announcing only one prefix: 3460 APNIC Region transit ASes present in the Internet Routing Table: 1683 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: 7260 Number of APNIC addresses announced to Internet: 773563136 Equivalent to 46 /8s, 27 /16s and 163 /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: 255113 Total ARIN prefixes after maximum aggregation: 117851 ARIN Deaggregation factor: 2.16 Prefixes being announced from the ARIN address blocks: 255112 Unique aggregates announced from the ARIN address blocks: 122659 ARIN Region origin ASes present in the Internet Routing Table: 18876 ARIN Prefixes per ASN: 13.52 ARIN Region origin ASes announcing only one prefix: 6850 ARIN Region transit ASes present in the Internet Routing Table: 1921 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: 4203 Number of ARIN addresses announced to Internet: 1301344512 Equivalent to 77 /8s, 144 /16s and 241 /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: 242282 Total RIPE prefixes after maximum aggregation: 113578 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 238618 Unique aggregates announced from the RIPE address blocks: 146551 RIPE Region origin ASes present in the Internet Routing Table: 28114 RIPE Prefixes per ASN: 8.49 RIPE Region origin ASes announcing only one prefix: 12148 RIPE Region transit ASes present in the Internet Routing Table: 3882 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: 10514 Number of RIPE addresses announced to Internet: 712232448 Equivalent to 42 /8s, 115 /16s and 206 /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: 112228 Total LACNIC prefixes after maximum aggregation: 26754 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 113154 Unique aggregates announced from the LACNIC address blocks: 47439 LACNIC Region origin ASes present in the Internet Routing Table: 10756 LACNIC Prefixes per ASN: 10.52 LACNIC Region origin ASes announcing only one prefix: 2643 LACNIC Region transit ASes present in the Internet Routing Table: 2110 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: 8435 Number of LACNIC addresses announced to Internet: 176028160 Equivalent to 10 /8s, 125 /16s and 250 /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: 26604 Total AfriNIC prefixes after maximum aggregation: 5374 AfriNIC Deaggregation factor: 4.95 Prefixes being announced from the AfriNIC address blocks: 34763 Unique aggregates announced from the AfriNIC address blocks: 11199 AfriNIC Region origin ASes present in the Internet Routing Table: 1569 AfriNIC Prefixes per ASN: 22.16 AfriNIC Region origin ASes announcing only one prefix: 546 AfriNIC Region transit ASes present in the Internet Routing Table: 312 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 40 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 898 Number of AfriNIC addresses announced to Internet: 108222464 Equivalent to 6 /8s, 115 /16s and 88 /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 8707 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5861 787 684 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3499 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3209 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2253 11374 573 KIXS-AS-KR Korea Telecom, KR 4755 2117 429 201 TATACOMM-AS TATA Communications formerl 45090 2102 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 9498 2080 475 233 BBIL-AP BHARTI Airtel Ltd., IN 23969 1950 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 5955 10005 2558 AMAZON-02, US 11492 4605 305 827 CABLEONE, US 22773 4039 3044 374 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3689 1901 2561 AKAMAI-AS, US 6327 3387 1318 63 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2596 373 162 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2526 5027 441 CENTURYLINK-US-LEGACY-QWEST, US 20115 2240 3032 503 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 6872 1711 149 UNI2-AS, ES 20940 3914 3360 198 AKAMAI-ASN1, NL 8551 3369 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2880 2279 897 ROSTELECOM-AS, RU 9009 2507 257 1318 M247, GB 34984 2200 354 600 TELLCOM-AS, TR 58224 1742 914 583 TCI, IR 61317 1643 215 926 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 10626 3450 577 Uninet S.A. de C.V., MX 10620 3248 490 830 Telmex Colombia S.A., CO 11830 2464 369 62 Instituto Costarricense de Electricidad 13999 1644 287 456 Mega Cable, S.A. de C.V., MX 6503 1515 358 471 Axtel, S.A.B. de C.V., MX 28573 1361 2312 262 CLARO S.A., BR 3816 1239 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1134 2351 138 TIM SA, BR 6147 1097 369 21 Telefonica del Peru S.A.A., PE 11664 971 188 444 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 1634 393 21 LINKdotNET-AS, EG 24835 1553 507 33 RAYA-AS, EG 36992 1285 1430 270 ETISALAT-MISR, EG 36903 1083 502 222 MT-MPLS, MA 36935 681 523 44 Vodafone-, EG 29571 668 68 11 ORANGE-COTE-IVOIRE, CI 6713 610 1863 34 IAM-AS, MA 15399 517 50 31 WANANCHI-, KE 37342 470 32 1 MOVITEL, MZ 2018 344 319 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 10626 3450 577 Uninet S.A. de C.V., MX 9808 8707 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6872 1711 149 UNI2-AS, ES 16509 5955 10005 2558 AMAZON-02, US 7545 5861 787 684 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4605 305 827 CABLEONE, US 22773 4039 3044 374 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3914 3360 198 AKAMAI-ASN1, NL 16625 3689 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 8707 8653 CHINAMOBILE-CN China Mobile Communications Grou 12479 6872 6723 UNI2-AS, ES 7545 5861 5177 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4605 3778 CABLEONE, US 20940 3914 3716 AKAMAI-ASN1, NL 22773 4039 3665 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3592 3573 VIETEL-AS-AP Viettel Group, VN 7713 3499 3442 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 5955 3397 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 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, 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/hk/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 0.0.0.0/0 2914 NTT-COMMUNICATIONS-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 /12:301 /13:595 /14:1205 /15:2039 /16:13548 /17:8184 /18:13740 /19:24875 /20:41837 /21:49997 /22:106430 /23:92963 /24:504884 /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 5826 6872 UNI2-AS, ES 8151 4427 10626 Uninet S.A. de C.V., MX 11492 3558 4605 CABLEONE, US 6327 3197 3387 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3009 4039 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2834 3369 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2252 2596 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1917 2464 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) ---------------------------------------------- 1:1895 2:1028 3:144 4:18 5:3685 6:100 7:5 8:1491 9:1 11:172 12:1711 13:408 14:2259 15:125 16:32 17:374 18:129 20:143 21:4 22:188 23:5280 24:2337 25:4 27:2544 29:19 31:2364 32:103 34:1 35:48 36:1659 37:3910 38:2358 39:656 40:149 41:3830 42:1041 43:2075 44:294 45:15571 46:3749 47:272 49:1653 50:1876 51:103 52:1346 54:287 55:652 56:4 57:53 58:1617 59:1025 60:939 61:2185 62:2385 63:1939 64:5396 65:2300 66:4912 67:2889 68:1170 69:4079 70:1348 71:678 72:3050 74:2611 75:1501 76:710 77:2206 78:1735 79:2688 80:1854 81:1512 82:1405 83:1172 84:1288 85:2826 86:698 87:1872 88:970 89:3162 90:493 91:7462 92:1900 93:2542 94:3215 95:3581 96:1291 97:347 98:979 99:911 100:76 101:1054 102:1743 103:27270 104:4094 105:435 106:838 107:2388 108:738 109:3910 110:1941 111:3097 112:1955 113:1455 114:1530 115:1917 116:1857 117:2436 118:2226 119:1832 120:1586 121:980 122:2471 123:2115 124:1545 125:1880 128:1365 129:1112 130:911 131:2050 132:750 133:366 134:1893 135:282 136:770 137:856 138:2419 139:1218 140:841 141:1314 142:1223 143:1343 144:1258 145:327 146:1634 147:1460 148:2209 149:1581 150:849 151:1080 152:1652 153:441 154:3349 155:1361 156:1831 157:1191 158:986 159:2009 160:2235 161:1257 162:3392 163:1165 164:1649 165:1497 166:592 167:1642 168:3625 169:679 170:4246 171:802 172:2831 173:3023 174:1001 175:1120 176:3428 177:4422 178:3008 179:1900 180:2248 181:2610 182:3028 183:1914 184:2409 185:18965 186:4214 187:3508 188:3611 189:3083 190:8581 191:1327 192:10972 193:8407 194:6846 195:4877 196:2867 197:2113 198:5998 199:5989 200:7351 201:5666 202:10180 203:9981 204:4481 205:3389 206:3827 207:3374 208:3999 209:4600 210:4010 211:2332 212:3806 213:3373 214:1157 215:64 216:6335 217:2614 218:1181 219:457 220:1642 221:986 222:678 223:2027 End of report