This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. 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 http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 30 Nov, 2019 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 784723 Prefixes after maximum aggregation (per Origin AS): 299243 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 378795 Total ASes present in the Internet Routing Table: 66322 Prefixes per ASN: 11.83 Origin-only ASes present in the Internet Routing Table: 57021 Origin ASes announcing only one prefix: 24299 Transit ASes present in the Internet Routing Table: 9301 Transit-only ASes present in the Internet Routing Table: 281 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 36 Max AS path prepend of ASN ( 44555) 27 Prefixes from unregistered ASNs in the Routing Table: 40 Number of instances of unregistered ASNs: 40 Number of 32-bit ASNs allocated by the RIRs: 29742 Number of 32-bit ASNs visible in the Routing Table: 24346 Prefixes from 32-bit ASNs in the Routing Table: 111149 Number of bogon 32-bit ASNs visible in the Routing Table: 13 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 307 Number of addresses announced to Internet: 2843090560 Equivalent to 169 /8s, 118 /16s and 30 /24s Percentage of available address space announced: 76.8 Percentage of allocated address space announced: 76.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.4 Total number of prefixes smaller than registry allocations: 261726 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 209564 Total APNIC prefixes after maximum aggregation: 61127 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 203680 Unique aggregates announced from the APNIC address blocks: 84978 APNIC Region origin ASes present in the Internet Routing Table: 10188 APNIC Prefixes per ASN: 19.99 APNIC Region origin ASes announcing only one prefix: 2823 APNIC Region transit ASes present in the Internet Routing Table: 1513 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 5219 Number of APNIC addresses announced to Internet: 771586176 Equivalent to 45 /8s, 253 /16s and 120 /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, 131072-141625 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: 230767 Total ARIN prefixes after maximum aggregation: 107041 ARIN Deaggregation factor: 2.16 Prefixes being announced from the ARIN address blocks: 228081 Unique aggregates announced from the ARIN address blocks: 109168 ARIN Region origin ASes present in the Internet Routing Table: 18644 ARIN Prefixes per ASN: 12.23 ARIN Region origin ASes announcing only one prefix: 6917 ARIN Region transit ASes present in the Internet Routing Table: 1918 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3029 Number of ARIN addresses announced to Internet: 1068918272 Equivalent to 63 /8s, 182 /16s and 102 /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, 393216-399260 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: 220891 Total RIPE prefixes after maximum aggregation: 103239 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 217763 Unique aggregates announced from the RIPE address blocks: 129001 RIPE Region origin ASes present in the Internet Routing Table: 26687 RIPE Prefixes per ASN: 8.16 RIPE Region origin ASes announcing only one prefix: 11708 RIPE Region transit ASes present in the Internet Routing Table: 3748 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 8751 Number of RIPE addresses announced to Internet: 723147264 Equivalent to 43 /8s, 26 /16s and 90 /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 196608-210331 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: 101592 Total LACNIC prefixes after maximum aggregation: 23384 LACNIC Deaggregation factor: 4.34 Prefixes being announced from the LACNIC address blocks: 102727 Unique aggregates announced from the LACNIC address blocks: 45072 LACNIC Region origin ASes present in the Internet Routing Table: 9151 LACNIC Prefixes per ASN: 11.23 LACNIC Region origin ASes announcing only one prefix: 2367 LACNIC Region transit ASes present in the Internet Routing Table: 1733 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 36 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 6712 Number of LACNIC addresses announced to Internet: 173886208 Equivalent to 10 /8s, 93 /16s and 75 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-270748 + 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: 21868 Total AfriNIC prefixes after maximum aggregation: 4426 AfriNIC Deaggregation factor: 4.94 Prefixes being announced from the AfriNIC address blocks: 32165 Unique aggregates announced from the AfriNIC address blocks: 10318 AfriNIC Region origin ASes present in the Internet Routing Table: 1353 AfriNIC Prefixes per ASN: 23.77 AfriNIC Region origin ASes announcing only one prefix: 484 AfriNIC Region transit ASes present in the Internet Routing Table: 267 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 23 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 635 Number of AfriNIC addresses announced to Internet: 105235968 Equivalent to 6 /8s, 69 /16s and 198 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 7545 5117 635 595 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4662 4190 72 ERX-CERNET-BKB China Education and Rese 7552 3260 1331 27 VIETEL-AS-AP Viettel Group, VN 45899 3076 1776 116 VNPT-AS-VN VNPT Corp, VN 7713 2700 798 485 TELKOMNET-AS-AP PT Telekomunikasi Indon 9829 2663 1495 530 BSNL-NIB National Internet Backbone, IN 9808 2624 9043 62 CMNET-GD Guangdong Mobile Communication 4766 2392 11112 670 KIXS-AS-KR Korea Telecom, KR 9498 2210 433 212 BBIL-AP BHARTI Airtel Ltd., IN 4755 2150 442 195 TATACOMM-AS TATA Communications formerl Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7155 4055 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 11492 3833 252 653 CABLEONE - CABLE ONE, INC., US 16509 3761 7443 1678 AMAZON-02 - Amazon.com, Inc., US 22773 3503 2970 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3366 1324 93 SHAW - Shaw Communications Inc., CA 16625 2952 1549 2111 AKAMAI-AS - Akamai Technologies, Inc., 30036 2264 356 102 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 2155 5071 528 CENTURYLINK-US-LEGACY-QWEST - CenturyLi 20115 2133 2769 517 CHARTER-20115 - Charter Communications, 18566 2065 405 103 MEGAPATH5-US - MegaPath Corporation, US Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 5743 1635 135 UNI2-AS, ES 39891 4034 219 19 ALJAWWALSTC-AS, SA 31334 3296 484 13 KABELDEUTSCHLAND-AS, DE 8551 2959 379 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2795 466 1950 AKAMAI-ASN1, US 12389 2462 2235 708 ROSTELECOM-AS, RU 34984 2159 350 541 TELLCOM-AS, TR 9009 1961 210 1077 M247, GB 9121 1943 1691 18 TTNET, TR 13188 1605 100 46 TRIOLAN, UA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 6127 3292 609 Uninet S.A. de C.V., MX 10620 3355 532 466 Telmex Colombia S.A., CO 11830 2687 369 63 Instituto Costarricense de Electricidad 6503 1685 323 390 Axtel, S.A.B. de C.V., MX 7303 1480 1026 267 Telecom Argentina S.A., AR 28573 1201 2232 198 CLARO S.A., BR 13999 1135 494 256 Mega Cable, S.A. de C.V., MX 3816 1112 557 131 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1102 380 36 Telefonica del Peru S.A.A., PE 11172 932 110 59 Alestra, S. de R.L. de C.V., MX Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1222 393 23 LINKdotNET-AS, EG 36992 1031 1535 73 ETISALAT-MISR, EG 24835 976 594 25 RAYA-AS, EG 36903 868 438 95 MT-MPLS, MA 8452 689 1857 19 TE-AS TE-AS, EG 6713 627 1863 34 IAM-AS, MA 29571 560 68 11 ORANGE-COTE-IVOIRE, CI 37342 480 32 1 MOVITEL, MZ 23889 366 231 15 MauritiusTelecom, MU 15399 351 45 10 WANANCHI-, KE Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 6127 3292 609 Uninet S.A. de C.V., MX 12479 5743 1635 135 UNI2-AS, ES 7545 5117 635 595 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4662 4190 72 ERX-CERNET-BKB China Education and Rese 7155 4055 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 219 19 ALJAWWALSTC-AS, SA 11492 3833 252 653 CABLEONE - CABLE ONE, INC., US 16509 3761 7443 1678 AMAZON-02 - Amazon.com, Inc., US 22773 3503 2970 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3366 1324 93 SHAW - Shaw Communications Inc., CA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 12479 5743 5608 UNI2-AS, ES 4538 4662 4590 ERX-CERNET-BKB China Education and Research Net 7545 5117 4522 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4055 4028 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 4015 ALJAWWALSTC-AS, SA 22773 3503 3347 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 31334 3296 3283 KABELDEUTSCHLAND-AS, DE 6327 3366 3273 SHAW - Shaw Communications Inc., CA 7552 3260 3233 VIETEL-AS-AP Viettel Group, VN 11492 3833 3180 CABLEONE - CABLE ONE, INC., US Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc 64501 DOCUMENT 45.174.25.0/24 267817 UNKNOWN 267874 UNALLOCATED 45.175.152.0/22 52361 ARSAT - Empresa Argentina de S 267874 UNALLOCATED 45.175.152.0/24 52361 ARSAT - Empresa Argentina de S 267874 UNALLOCATED 45.175.153.0/24 52361 ARSAT - Empresa Argentina de S 267874 UNALLOCATED 45.175.154.0/24 52361 ARSAT - Empresa Argentina de S 267874 UNALLOCATED 45.175.155.0/24 52361 ARSAT - Empresa Argentina de S 260984 UNALLOCATED 45.175.186.0/23 16735 ALGAR TELECOM S/A, BR 266842 UNALLOCATED 45.238.156.0/22 265680 HNTELCO S.A, HN 65595 UNALLOCATED 46.234.9.0/24 15924 BORUSANTELEKOM-AS, TR Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.136.224.0/24 15206 6X7 - 6x7 Networks LLC, ZZ 27.100.7.0/24 56096 UNKNOWN 27.126.156.0/22 55827 UNKNOWN 27.126.156.0/23 55827 UNKNOWN 27.126.158.0/23 55827 UNKNOWN 31.217.248.0/23 209372 IPMEN, GB 31.217.250.0/23 209372 IPMEN, GB 31.217.252.0/23 209372 IPMEN, GB 31.217.254.0/23 209372 IPMEN, GB 37.77.148.0/23 209372 IPMEN, GB Complete listing at http://thyme.rand.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 /8:10 /9:11 /10:38 /11:100 /12:290 /13:578 /14:1160 /15:1921 /16:13339 /17:8088 /18:13822 /19:25647 /20:40278 /21:47447 /22:97986 /23:79796 /24:453368 /25:844 /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 12479 4694 5743 UNI2-AS, ES 6327 3153 3366 SHAW - Shaw Communications Inc., CA 7155 3147 4055 VIASAT-SP-BACKBONE - ViaSat,Inc., US 31334 3147 3296 KABELDEUTSCHLAND-AS, DE 11492 2986 3833 CABLEONE - CABLE ONE, INC., US 39891 2946 4034 ALJAWWALSTC-AS, SA 22773 2723 3503 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 8551 2418 2959 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11830 2034 2687 Instituto Costarricense de Electricidad y Telec 30036 2014 2264 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1540 2:1138 3:12 4:19 5:3156 6:48 8:1372 9:1 12:1794 13:474 14:2177 15:54 16:9 17:278 18:79 20:56 23:3129 24:2606 25:4 27:2498 31:2791 32:104 35:37 36:928 37:3209 38:1794 39:311 40:133 41:3316 42:848 43:2120 44:188 45:12331 46:3268 47:270 49:1419 50:1134 51:343 52:1112 54:271 55:729 56:6 57:47 58:1898 59:1110 60:660 61:2210 62:2117 63:1915 64:4987 65:2298 66:4805 67:2785 68:1224 69:3592 70:1389 71:671 72:2751 74:2676 75:1421 76:661 77:2529 78:1967 79:2198 80:1816 81:1528 82:1189 83:981 84:1210 85:2523 86:581 87:1624 88:1059 89:2599 90:255 91:7397 92:1449 93:2447 94:2584 95:3688 96:931 97:339 98:957 99:966 100:85 101:1088 102:703 103:22759 104:3603 105:366 106:835 107:1839 108:687 109:3612 110:1787 111:1942 112:1567 113:1384 114:1453 115:1812 116:1799 117:2005 118:2103 119:1675 120:889 121:1037 122:2314 123:1878 124:1530 125:2008 128:1389 129:885 130:570 131:1824 132:774 133:252 134:1247 135:272 136:592 137:849 138:2165 139:981 140:653 141:852 142:813 143:1094 144:940 145:290 146:1446 147:976 148:1881 149:1040 150:836 151:1281 152:1459 153:369 154:4401 155:876 156:2928 157:1065 158:718 159:1939 160:1664 161:1034 162:3020 163:862 164:1296 165:1194 166:536 167:1459 168:3569 169:488 170:4199 171:701 172:1832 173:2312 174:1033 175:999 176:2658 177:4209 178:2812 179:1448 180:2172 181:2385 182:2822 183:1094 184:2281 185:15779 186:3807 187:2527 188:3459 189:2051 190:8345 191:1503 192:10154 193:7147 194:5741 195:4224 196:3279 197:1940 198:6074 199:5943 200:7156 201:5170 202:10413 203:10219 204:4567 205:3079 206:3254 207:3249 208:3986 209:4321 210:3979 211:2003 212:3301 213:2981 214:1113 215:55 216:5836 217:2296 218:899 219:610 220:1955 221:944 222:1019 223:1354 End of report