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 28 Sep, 2019 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 775589 Prefixes after maximum aggregation (per Origin AS): 297759 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 373221 Total ASes present in the Internet Routing Table: 65731 Prefixes per ASN: 11.80 Origin-only ASes present in the Internet Routing Table: 56540 Origin ASes announcing only one prefix: 24212 Transit ASes present in the Internet Routing Table: 9191 Transit-only ASes present in the Internet Routing Table: 272 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 43 Max AS path prepend of ASN ( 19955) 41 Prefixes from unregistered ASNs in the Routing Table: 28 Number of instances of unregistered ASNs: 29 Number of 32-bit ASNs allocated by the RIRs: 28855 Number of 32-bit ASNs visible in the Routing Table: 23645 Prefixes from 32-bit ASNs in the Routing Table: 107863 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 321 Number of addresses announced to Internet: 2840324352 Equivalent to 169 /8s, 75 /16s and 233 /24s Percentage of available address space announced: 76.7 Percentage of allocated address space announced: 76.7 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: 258570 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 209271 Total APNIC prefixes after maximum aggregation: 62399 APNIC Deaggregation factor: 3.35 Prefixes being announced from the APNIC address blocks: 203840 Unique aggregates announced from the APNIC address blocks: 85033 APNIC Region origin ASes present in the Internet Routing Table: 10089 APNIC Prefixes per ASN: 20.20 APNIC Region origin ASes announcing only one prefix: 2801 APNIC Region transit ASes present in the Internet Routing Table: 1496 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: 5095 Number of APNIC addresses announced to Internet: 767812352 Equivalent to 45 /8s, 195 /16s and 227 /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: 227702 Total ARIN prefixes after maximum aggregation: 106365 ARIN Deaggregation factor: 2.14 Prefixes being announced from the ARIN address blocks: 226182 Unique aggregates announced from the ARIN address blocks: 107696 ARIN Region origin ASes present in the Internet Routing Table: 18596 ARIN Prefixes per ASN: 12.16 ARIN Region origin ASes announcing only one prefix: 6887 ARIN Region transit ASes present in the Internet Routing Table: 1922 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 43 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2923 Number of ARIN addresses announced to Internet: 1071049088 Equivalent to 63 /8s, 214 /16s and 233 /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: 217466 Total RIPE prefixes after maximum aggregation: 101391 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 213424 Unique aggregates announced from the RIPE address blocks: 125790 RIPE Region origin ASes present in the Internet Routing Table: 26497 RIPE Prefixes per ASN: 8.05 RIPE Region origin ASes announcing only one prefix: 11706 RIPE Region transit ASes present in the Internet Routing Table: 3744 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: 8528 Number of RIPE addresses announced to Internet: 721798784 Equivalent to 43 /8s, 5 /16s and 198 /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: 99612 Total LACNIC prefixes after maximum aggregation: 23226 LACNIC Deaggregation factor: 4.29 Prefixes being announced from the LACNIC address blocks: 100817 Unique aggregates announced from the LACNIC address blocks: 44768 LACNIC Region origin ASes present in the Internet Routing Table: 8930 LACNIC Prefixes per ASN: 11.29 LACNIC Region origin ASes announcing only one prefix: 2352 LACNIC Region transit ASes present in the Internet Routing Table: 1647 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 42 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 6485 Number of LACNIC addresses announced to Internet: 173972480 Equivalent to 10 /8s, 94 /16s and 156 /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: 21509 Total AfriNIC prefixes after maximum aggregation: 4356 AfriNIC Deaggregation factor: 4.94 Prefixes being announced from the AfriNIC address blocks: 31005 Unique aggregates announced from the AfriNIC address blocks: 9646 AfriNIC Region origin ASes present in the Internet Routing Table: 1330 AfriNIC Prefixes per ASN: 23.31 AfriNIC Region origin ASes announcing only one prefix: 466 AfriNIC Region transit ASes present in the Internet Routing Table: 261 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 23 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 614 Number of AfriNIC addresses announced to Internet: 105408768 Equivalent to 6 /8s, 72 /16s and 105 /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 5003 618 593 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3242 1331 26 VIETEL-AS-AP Viettel Group, VN 45899 3063 1762 114 VNPT-AS-VN VNPT Corp, VN 9829 2733 1493 546 BSNL-NIB National Internet Backbone, IN 7713 2624 801 480 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 2606 9043 63 CMNET-GD Guangdong Mobile Communication 4766 2549 11121 764 KIXS-AS-KR Korea Telecom, KR 9498 2183 432 207 BBIL-AP BHARTI Airtel Ltd., IN 4755 2156 442 197 TATACOMM-AS TATA Communications formerl 9394 2060 4898 24 CTTNET China TieTong Telecommunications 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 4065 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 11492 3653 238 688 CABLEONE - CABLE ONE, INC., US 6327 3486 1324 94 SHAW - Shaw Communications Inc., CA 22773 3467 2973 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 16509 3161 7134 1511 AMAZON-02 - Amazon.com, Inc., US 16625 2756 1447 1992 AKAMAI-AS - Akamai Technologies, Inc., 30036 2210 351 154 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 20115 2149 2766 524 CHARTER-20115 - Charter Communications, 18566 2080 405 104 MEGAPATH5-US - MegaPath Corporation, US 5650 2061 3073 1454 FRONTIER-FRTR - Frontier Communications 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 5558 1615 141 UNI2-AS, ES 39891 4034 219 19 ALJAWWALSTC-AS, SA 8551 3225 379 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2751 490 1934 AKAMAI-ASN1, US 31334 2640 484 13 KABELDEUTSCHLAND-AS, DE 12389 2396 2231 687 ROSTELECOM-AS, RU 9121 2213 1692 18 TTNET, TR 34984 2162 350 537 TELLCOM-AS, TR 9009 1813 196 998 M247, GB 13188 1604 100 47 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 6242 3358 606 Uninet S.A. de C.V., MX 10620 3357 534 462 Telmex Colombia S.A., CO 11830 2695 370 54 Instituto Costarricense de Electricidad 6503 1632 378 405 Axtel, S.A.B. de C.V., MX 7303 1477 1027 272 Telecom Argentina S.A., AR 28573 1171 2231 201 CLARO S.A., BR 6147 1092 380 36 Telefonica del Peru S.A.A., PE 3816 1062 546 124 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 13999 1020 488 248 Mega Cable, S.A. de C.V., MX 11172 930 110 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 1188 394 24 LINKdotNET-AS, EG 36992 983 1535 73 ETISALAT-MISR, EG 24835 969 610 24 RAYA-AS, EG 36903 852 431 115 MT-MPLS, MA 8452 649 1857 19 TE-AS TE-AS, EG 6713 625 1863 34 IAM-AS, MA 29571 542 68 11 ORANGE-COTE-IVOIRE, CI 15399 415 45 10 WANANCHI-, KE 37342 402 32 1 MOVITEL, MZ 23889 363 231 15 MauritiusTelecom, MU 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 6242 3358 606 Uninet S.A. de C.V., MX 12479 5558 1615 141 UNI2-AS, ES 7545 5003 618 593 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4065 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 219 19 ALJAWWALSTC-AS, SA 11492 3653 238 688 CABLEONE - CABLE ONE, INC., US 6327 3486 1324 94 SHAW - Shaw Communications Inc., CA 22773 3467 2973 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3357 534 462 Telmex Colombia S.A., CO 7552 3242 1331 26 VIETEL-AS-AP Viettel Group, VN 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 5558 5417 UNI2-AS, ES 7545 5003 4410 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4065 4038 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 4015 ALJAWWALSTC-AS, SA 6327 3486 3392 SHAW - Shaw Communications Inc., CA 22773 3467 3311 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 3242 3216 VIETEL-AS-AP Viettel Group, VN 8551 3225 3179 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3653 2965 CABLEONE - CABLE ONE, INC., US 45899 3063 2949 VNPT-AS-VN VNPT Corp, VN 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 208130 UNALLOCATED 45.155.20.0/22 20860 IOMART-AS, GB 208130 UNALLOCATED 45.155.20.0/23 20860 IOMART-AS, GB 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 65550 DOCUMENT 81.8.34.0/24 15924 BORUSANTELEKOM-AS, TR 65550 DOCUMENT 81.8.35.0/24 15924 BORUSANTELEKOM-AS, TR 65549 DOCUMENT 117.239.163.0/24 65544 UNKNOWN 64339 UNALLOCATED 143.0.108.0/22 18747 IFX18747 - IFX Corporation, US 64355 UNALLOCATED 156.40.196.0/24 30387 NIH-NET-NCCS - National Instit Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 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 41.73.64.0/19 37149 -Reserved AS-, ZZ 41.76.55.0/24 328143 -Reserved AS-, ZZ 41.76.124.0/24 37493 -Reserved AS-, ZZ 41.76.125.0/24 37493 -Reserved AS-, ZZ 41.76.126.0/24 37493 -Reserved AS-, ZZ 41.76.127.0/24 37493 -Reserved AS-, ZZ 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 /10:37 /11:100 /12:291 /13:573 /14:1146 /15:1919 /16:13254 /17:8110 /18:13858 /19:25684 /20:40452 /21:47407 /22:96876 /23:78403 /24:446585 /25:873 /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 4517 5558 UNI2-AS, ES 6327 3272 3486 SHAW - Shaw Communications Inc., CA 7155 3154 4065 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 2946 4034 ALJAWWALSTC-AS, SA 11492 2860 3653 CABLEONE - CABLE ONE, INC., US 22773 2694 3467 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 8551 2684 3225 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 31334 2496 2640 KABELDEUTSCHLAND-AS, DE 11830 2042 2695 Instituto Costarricense de Electricidad y Telec 18566 1975 2080 MEGAPATH5-US - MegaPath Corporation, US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1752 2:1101 3:6 4:22 5:3063 6:50 7:1 8:1357 9:1 12:1801 13:404 14:2123 15:45 16:7 17:270 18:77 20:59 23:2919 24:2586 25:4 27:2470 31:2755 32:108 35:37 36:924 37:3148 38:1820 39:306 40:121 41:3418 42:822 43:2094 44:176 45:10927 46:3353 47:268 49:1454 50:1103 51:347 52:1063 54:260 55:679 56:6 57:47 58:2078 59:1124 60:599 61:2221 62:2049 63:1870 64:5019 65:2258 66:4791 67:2733 68:1219 69:3573 70:1391 71:672 72:2701 74:2684 75:1292 76:595 77:2556 78:2007 79:2395 80:1822 81:1523 82:1184 83:953 84:1178 85:2384 86:564 87:1562 88:1137 89:2601 90:231 91:6609 92:1441 93:2465 94:2622 95:3682 96:954 97:339 98:958 99:833 100:83 101:1101 102:651 103:22280 104:3611 105:294 106:831 107:1799 108:693 109:3638 110:1773 111:1996 112:1554 113:1423 114:1294 115:1806 116:1771 117:1958 118:2238 119:1654 120:1085 121:1052 122:2311 123:1862 124:1535 125:2021 128:1362 129:856 130:550 131:1827 132:741 133:231 134:1101 135:258 136:600 137:805 138:2107 139:957 140:645 141:887 142:792 143:1096 144:888 145:285 146:1411 147:869 148:1812 149:1040 150:827 151:1288 152:1407 153:358 154:4413 155:893 156:2568 157:1063 158:703 159:1940 160:1599 161:974 162:3004 163:851 164:1297 165:1146 166:523 167:1439 168:3584 169:485 170:4205 171:689 172:1743 173:2293 174:1035 175:1004 176:2510 177:3994 178:2743 179:1417 180:2137 181:2373 182:2804 183:1164 184:2276 185:15575 186:3753 187:2514 188:3440 189:2043 190:8271 191:1458 192:10026 193:6758 194:5520 195:4198 196:3160 197:1813 198:5985 199:5937 200:7144 201:5200 202:10409 203:10276 204:4574 205:3070 206:3229 207:3261 208:3932 209:4307 210:3925 211:2043 212:3307 213:2963 214:1149 215:54 216:5862 217:2237 218:881 219:608 220:1918 221:972 222:1013 223:1394 End of report