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 01 Feb, 2020 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 793947 Prefixes after maximum aggregation (per Origin AS): 302112 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 388441 Total ASes present in the Internet Routing Table: 66890 Prefixes per ASN: 11.87 Origin-only ASes present in the Internet Routing Table: 57486 Origin ASes announcing only one prefix: 24176 Transit ASes present in the Internet Routing Table: 9404 Transit-only ASes present in the Internet Routing Table: 288 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 34 Max AS path prepend of ASN (132972) 29 Prefixes from unregistered ASNs in the Routing Table: 1298 Number of instances of unregistered ASNs: 1299 Number of 32-bit ASNs allocated by the RIRs: 30389 Number of 32-bit ASNs visible in the Routing Table: 24990 Prefixes from 32-bit ASNs in the Routing Table: 114681 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 1125 Number of addresses announced to Internet: 2852816000 Equivalent to 170 /8s, 10 /16s and 132 /24s Percentage of available address space announced: 77.1 Percentage of allocated address space announced: 77.1 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: 266322 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 210695 Total APNIC prefixes after maximum aggregation: 61420 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 204156 Unique aggregates announced from the APNIC address blocks: 84890 APNIC Region origin ASes present in the Internet Routing Table: 10335 APNIC Prefixes per ASN: 19.75 APNIC Region origin ASes announcing only one prefix: 2869 APNIC Region transit ASes present in the Internet Routing Table: 1537 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 5383 Number of APNIC addresses announced to Internet: 768326144 Equivalent to 45 /8s, 203 /16s and 186 /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: 233287 Total ARIN prefixes after maximum aggregation: 107371 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 231091 Unique aggregates announced from the ARIN address blocks: 116754 ARIN Region origin ASes present in the Internet Routing Table: 18392 ARIN Prefixes per ASN: 12.56 ARIN Region origin ASes announcing only one prefix: 6756 ARIN Region transit ASes present in the Internet Routing Table: 1908 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3144 Number of ARIN addresses announced to Internet: 1078449664 Equivalent to 64 /8s, 71 /16s and 214 /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: 224318 Total RIPE prefixes after maximum aggregation: 104312 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 221116 Unique aggregates announced from the RIPE address blocks: 130594 RIPE Region origin ASes present in the Internet Routing Table: 26771 RIPE Prefixes per ASN: 8.26 RIPE Region origin ASes announcing only one prefix: 11688 RIPE Region transit ASes present in the Internet Routing Table: 3792 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 8872 Number of RIPE addresses announced to Internet: 723775104 Equivalent to 43 /8s, 35 /16s and 238 /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: 102985 Total LACNIC prefixes after maximum aggregation: 23759 LACNIC Deaggregation factor: 4.33 Prefixes being announced from the LACNIC address blocks: 104184 Unique aggregates announced from the LACNIC address blocks: 45364 LACNIC Region origin ASes present in the Internet Routing Table: 9373 LACNIC Prefixes per ASN: 11.12 LACNIC Region origin ASes announcing only one prefix: 2388 LACNIC Region transit ASes present in the Internet Routing Table: 1765 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 6940 Number of LACNIC addresses announced to Internet: 174168320 Equivalent to 10 /8s, 97 /16s and 153 /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: 21363 Total AfriNIC prefixes after maximum aggregation: 4482 AfriNIC Deaggregation factor: 4.77 Prefixes being announced from the AfriNIC address blocks: 32275 Unique aggregates announced from the AfriNIC address blocks: 9846 AfriNIC Region origin ASes present in the Internet Routing Table: 1358 AfriNIC Prefixes per ASN: 23.77 AfriNIC Region origin ASes announcing only one prefix: 475 AfriNIC Region transit ASes present in the Internet Routing Table: 264 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 651 Number of AfriNIC addresses announced to Internet: 107333120 Equivalent to 6 /8s, 101 /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 5235 642 598 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4622 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3303 1331 24 VIETEL-AS-AP Viettel Group, VN 45899 3123 1787 108 VNPT-AS-VN VNPT Corp, VN 7713 2696 813 498 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 2606 9043 62 CMNET-GD Guangdong Mobile Communication 4766 2264 11101 566 KIXS-AS-KR Korea Telecom, KR 9498 2224 433 213 BBIL-AP BHARTI Airtel Ltd., IN 9829 2145 1374 236 BSNL-NIB National Internet Backbone, IN 4755 2136 441 195 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 4047 280 27 VIASAT-SP-BACKBONE, US 11492 3926 260 654 CABLEONE, US 16509 3784 7728 1670 AMAZON-02, US 22773 3522 2971 151 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3365 1324 93 SHAW, CA 16625 2976 1560 2137 AKAMAI-AS, US 209 2343 5075 532 CENTURYLINK-US-LEGACY-QWEST, US 30036 2291 358 92 MEDIACOM-ENTERPRISE-BUSINESS, US 20115 2138 2780 520 CHARTER-20115, US 18566 2059 405 103 MEGAPATH5-, 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 5855 1622 133 UNI2-AS, ES 39891 4034 219 19 ALJAWWALSTC-AS, SA 31334 3431 484 13 KABELDEUTSCHLAND-AS, DE 8551 3092 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2817 450 1942 AKAMAI-ASN1, US 12389 2420 2244 700 ROSTELECOM-AS, RU 9009 2073 220 1119 M247, GB 34984 2067 348 557 TELLCOM-AS, TR 9121 1932 1691 18 TTNET, TR 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 6211 3300 610 Uninet S.A. de C.V., MX 10620 3357 533 471 Telmex Colombia S.A., CO 11830 2681 369 63 Instituto Costarricense de Electricidad 6503 1683 323 390 Axtel, S.A.B. de C.V., MX 7303 1484 1030 266 Telecom Argentina S.A., AR 28573 1267 2235 193 CLARO S.A., BR 13999 1182 504 288 Mega Cable, S.A. de C.V., MX 3816 1120 562 134 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1100 379 39 Telefonica del Peru S.A.A., PE 11172 955 112 70 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 1100 393 23 LINKdotNET-AS, EG 24835 1097 566 24 RAYA-AS, EG 36992 1039 1535 73 ETISALAT-MISR, EG 36903 876 452 97 MT-MPLS, MA 6713 613 1863 34 IAM-AS, MA 29571 560 68 12 ORANGE-COTE-IVOIRE, CI 37342 476 32 1 MOVITEL, MZ 36935 383 522 40 Vodafone-, EG 15399 355 45 10 WANANCHI-, KE 23889 351 231 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 6211 3300 610 Uninet S.A. de C.V., MX 12479 5855 1622 133 UNI2-AS, ES 7545 5235 642 598 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4622 4192 73 ERX-CERNET-BKB China Education and Rese 7155 4047 280 27 VIASAT-SP-BACKBONE, US 39891 4034 219 19 ALJAWWALSTC-AS, SA 11492 3926 260 654 CABLEONE, US 16509 3784 7728 1670 AMAZON-02, US 22773 3522 2971 151 ASN-CXA-ALL-CCI-22773-RDC, US 31334 3431 484 13 KABELDEUTSCHLAND-AS, DE Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 12479 5855 5722 UNI2-AS, ES 7545 5235 4637 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4622 4549 ERX-CERNET-BKB China Education and Research Net 7155 4047 4020 VIASAT-SP-BACKBONE, US 39891 4034 4015 ALJAWWALSTC-AS, SA 31334 3431 3418 KABELDEUTSCHLAND-AS, DE 22773 3522 3371 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3303 3279 VIETEL-AS-AP Viettel Group, VN 11492 3926 3272 CABLEONE, US 6327 3365 3272 SHAW, CA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 17076 UNALLOCATED 8.12.244.0/24 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US 62485 UNALLOCATED 8.23.229.0/24 3356 LEVEL3, US 32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 27205 UNALLOCATED 8.38.16.0/21 6461 ZAYO-6461, US 27205 UNALLOCATED 8.38.16.0/22 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 27205 UNALLOCATED 8.38.20.0/22 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 14109 UNALLOCATED 8.38.252.0/24 3356 LEVEL3, US Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.136.224.0/24 Origin: 15206 UNASSIGNED Transit: 174 COGENT-174, US 23.137.192.0/24 Origin: 31798 CANAD-86-31798, CA Transit: 174 COGENT-174, US 27.100.7.0/24 Origin: 56096 UNASSIGNED Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 27.126.156.0/22 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad, MY 27.126.156.0/23 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad, MY 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 /11:98 /12:287 /13:580 /14:1157 /15:1918 /16:13385 /17:8191 /18:13886 /19:25821 /20:40462 /21:47563 /22:98402 /23:80949 /24:459851 /25:1338 /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 4830 5855 UNI2-AS, ES 31334 3276 3431 KABELDEUTSCHLAND-AS, DE 6327 3153 3365 SHAW, CA 7155 3139 4047 VIASAT-SP-BACKBONE, US 11492 3062 3926 CABLEONE, US 39891 2946 4034 ALJAWWALSTC-AS, SA 22773 2740 3522 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2552 3092 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2040 2291 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 2029 2681 Instituto Costarricense de Electricidad y Telec Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1502 2:1163 3:30 4:19 5:3265 6:48 8:1378 9:1 12:1787 13:478 14:2230 15:71 16:9 17:283 18:79 20:58 23:3275 24:2627 25:4 27:2496 31:2859 32:101 35:43 36:933 37:3230 38:1833 39:314 40:132 41:3273 42:872 43:2122 44:190 45:13057 46:3644 47:274 49:1430 50:1567 51:343 52:1109 54:271 55:670 56:6 57:48 58:1885 59:1117 60:682 61:2210 62:2159 63:1927 64:5034 65:2328 66:4836 67:2846 68:1233 69:3820 70:1412 71:670 72:2779 74:2615 75:1438 76:670 77:2576 78:1978 79:2365 80:1851 81:1565 82:1206 83:1117 84:1215 85:2473 86:573 87:1697 88:1074 89:2687 90:298 91:7544 92:1455 93:2434 94:2588 95:3702 96:1013 97:337 98:963 99:965 100:83 101:1088 102:813 103:23042 104:3616 105:398 106:826 107:1873 108:702 109:3613 110:1770 111:1950 112:1544 113:1369 114:1488 115:1834 116:1792 117:2033 118:2122 119:1693 120:839 121:1024 122:2372 123:1879 124:1558 125:2015 128:1391 129:912 130:610 131:1825 132:780 133:301 134:1225 135:274 136:597 137:886 138:2168 139:990 140:596 141:876 142:865 143:1162 144:947 145:292 146:1449 147:1023 148:2036 149:1103 150:807 151:1270 152:1476 153:370 154:4694 155:901 156:3279 157:1082 158:720 159:1939 160:1716 161:1009 162:3010 163:770 164:1422 165:1227 166:541 167:1468 168:3526 169:488 170:4232 171:747 172:1857 173:2354 174:1036 175:1008 176:2617 177:4105 178:2902 179:1446 180:2198 181:2356 182:2836 183:1118 184:2388 185:16009 186:3734 187:2540 188:3629 189:2086 190:8267 191:1506 192:10235 193:7305 194:5973 195:4287 196:3373 197:1860 198:6121 199:5936 200:7168 201:5126 202:10402 203:10224 204:4552 205:3073 206:3243 207:3268 208:4012 209:4358 210:4003 211:1992 212:3236 213:3015 214:1169 215:53 216:5933 217:2333 218:897 219:605 220:1976 221:921 222:1013 223:1398 End of report