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 04 Jan, 2020 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 789540 Prefixes after maximum aggregation (per Origin AS): 301183 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 387048 Total ASes present in the Internet Routing Table: 66639 Prefixes per ASN: 11.85 Origin-only ASes present in the Internet Routing Table: 57281 Origin ASes announcing only one prefix: 24164 Transit ASes present in the Internet Routing Table: 9358 Transit-only ASes present in the Internet Routing Table: 289 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 34 Max AS path prepend of ASN ( 8697) 28 Prefixes from unregistered ASNs in the Routing Table: 1309 Number of instances of unregistered ASNs: 1309 Number of 32-bit ASNs allocated by the RIRs: 30020 Number of 32-bit ASNs visible in the Routing Table: 24708 Prefixes from 32-bit ASNs in the Routing Table: 113084 Number of bogon 32-bit ASNs visible in the Routing Table: 28 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 280 Number of addresses announced to Internet: 2847467136 Equivalent to 169 /8s, 184 /16s and 230 /24s Percentage of available address space announced: 76.9 Percentage of allocated address space announced: 76.9 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: 263851 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 209882 Total APNIC prefixes after maximum aggregation: 61289 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 203950 Unique aggregates announced from the APNIC address blocks: 84701 APNIC Region origin ASes present in the Internet Routing Table: 10273 APNIC Prefixes per ASN: 19.85 APNIC Region origin ASes announcing only one prefix: 2860 APNIC Region transit ASes present in the Internet Routing Table: 1527 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 5318 Number of APNIC addresses announced to Internet: 767826176 Equivalent to 45 /8s, 196 /16s and 25 /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: 231739 Total ARIN prefixes after maximum aggregation: 107260 ARIN Deaggregation factor: 2.16 Prefixes being announced from the ARIN address blocks: 229540 Unique aggregates announced from the ARIN address blocks: 116329 ARIN Region origin ASes present in the Internet Routing Table: 18351 ARIN Prefixes per ASN: 12.51 ARIN Region origin ASes announcing only one prefix: 6751 ARIN Region transit ASes present in the Internet Routing Table: 1912 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: 3092 Number of ARIN addresses announced to Internet: 1074121216 Equivalent to 64 /8s, 5 /16s and 202 /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: 222877 Total RIPE prefixes after maximum aggregation: 103910 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 219368 Unique aggregates announced from the RIPE address blocks: 130030 RIPE Region origin ASes present in the Internet Routing Table: 26724 RIPE Prefixes per ASN: 8.21 RIPE Region origin ASes announcing only one prefix: 11703 RIPE Region transit ASes present in the Internet Routing Table: 3772 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: 8812 Number of RIPE addresses announced to Internet: 723793792 Equivalent to 43 /8s, 36 /16s and 55 /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: 102439 Total LACNIC prefixes after maximum aggregation: 23497 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 103606 Unique aggregates announced from the LACNIC address blocks: 45141 LACNIC Region origin ASes present in the Internet Routing Table: 9271 LACNIC Prefixes per ASN: 11.18 LACNIC Region origin ASes announcing only one prefix: 2371 LACNIC Region transit ASes present in the Internet Routing Table: 1746 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 6840 Number of LACNIC addresses announced to Internet: 173926144 Equivalent to 10 /8s, 93 /16s and 231 /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: 21293 Total AfriNIC prefixes after maximum aggregation: 4448 AfriNIC Deaggregation factor: 4.79 Prefixes being announced from the AfriNIC address blocks: 32796 Unique aggregates announced from the AfriNIC address blocks: 10611 AfriNIC Region origin ASes present in the Internet Routing Table: 1352 AfriNIC Prefixes per ASN: 24.26 AfriNIC Region origin ASes announcing only one prefix: 479 AfriNIC Region transit ASes present in the Internet Routing Table: 271 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 23 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 646 Number of AfriNIC addresses announced to Internet: 107522304 Equivalent to 6 /8s, 104 /16s and 169 /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 5168 636 599 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4691 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3301 1331 24 VIETEL-AS-AP Viettel Group, VN 45899 3124 1781 106 VNPT-AS-VN VNPT Corp, VN 9808 2616 9043 62 CMNET-GD Guangdong Mobile Communication 7713 2609 787 590 TELKOMNET-AS-AP PT Telekomunikasi Indon 4766 2261 11102 567 KIXS-AS-KR Korea Telecom, KR 9498 2218 433 214 BBIL-AP BHARTI Airtel Ltd., IN 9829 2205 1388 284 BSNL-NIB National Internet Backbone, IN 4755 2140 442 192 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 - ViaSat,Inc., US 11492 3849 253 645 CABLEONE - CABLE ONE, INC., US 16509 3791 7702 1684 AMAZON-02 - Amazon.com, Inc., US 22773 3509 2971 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3367 1324 93 SHAW - Shaw Communications Inc., CA 16625 2971 1559 2133 AKAMAI-AS - Akamai Technologies, Inc., 30036 2278 357 89 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 2170 5075 538 CENTURYLINK-US-LEGACY-QWEST - CenturyLi 20115 2134 2773 518 CHARTER-20115 - Charter Communications, 18566 2061 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 5846 1631 135 UNI2-AS, ES 39891 4034 219 19 ALJAWWALSTC-AS, SA 31334 3361 484 13 KABELDEUTSCHLAND-AS, DE 8551 3059 379 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2809 469 1955 AKAMAI-ASN1, US 12389 2422 2239 702 ROSTELECOM-AS, RU 34984 2051 348 559 TELLCOM-AS, TR 9009 2031 218 1094 M247, GB 9121 1950 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 6158 3299 614 Uninet S.A. de C.V., MX 10620 3364 534 463 Telmex Colombia S.A., CO 11830 2680 369 63 Instituto Costarricense de Electricidad 6503 1681 323 388 Axtel, S.A.B. de C.V., MX 7303 1477 1026 265 Telecom Argentina S.A., AR 28573 1270 2234 206 CLARO S.A., BR 13999 1148 495 267 Mega Cable, S.A. de C.V., MX 3816 1119 561 133 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1102 379 39 Telefonica del Peru S.A.A., PE 11172 943 111 65 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 1241 393 23 LINKdotNET-AS, EG 36992 1033 1535 73 ETISALAT-MISR, EG 24835 978 566 24 RAYA-AS, EG 36903 876 452 97 MT-MPLS, MA 6713 622 1863 34 IAM-AS, MA 29571 559 68 11 ORANGE-COTE-IVOIRE, CI 37342 483 32 1 MOVITEL, MZ 36935 373 522 40 Vodafone-, EG 23889 354 231 15 MauritiusTelecom, MU 15399 348 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 6158 3299 614 Uninet S.A. de C.V., MX 12479 5846 1631 135 UNI2-AS, ES 7545 5168 636 599 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4691 4192 73 ERX-CERNET-BKB China Education and Rese 7155 4047 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 219 19 ALJAWWALSTC-AS, SA 11492 3849 253 645 CABLEONE - CABLE ONE, INC., US 16509 3791 7702 1684 AMAZON-02 - Amazon.com, Inc., US 22773 3509 2971 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3367 1324 93 SHAW - Shaw Communications Inc., CA 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 5846 5711 UNI2-AS, ES 4538 4691 4618 ERX-CERNET-BKB China Education and Research Net 7545 5168 4569 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4047 4020 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 4015 ALJAWWALSTC-AS, SA 22773 3509 3357 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 31334 3361 3348 KABELDEUTSCHLAND-AS, DE 7552 3301 3277 VIETEL-AS-AP Viettel Group, VN 6327 3367 3274 SHAW - Shaw Communications Inc., CA 11492 3849 3204 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 Net Originated Transit AS Transit AS Name 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3 - Level 3 Parent, LLC 393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174 - Cogent Communic 62485 UNALLOCATED 8.23.229.0/24 3356 LEVEL3 - Level 3 Parent, LLC 32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3 - Level 3 Parent, LLC 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174 - Cogent Communic 23071 UNALLOCATED 8.33.235.0/24 3356 LEVEL3 - Level 3 Parent, LLC 27205 UNALLOCATED 8.38.16.0/21 6461 ZAYO-6461 - Zayo Bandwidth, 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 - Level 3 Parent, LLC 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 - Hurricane Electric LLC, 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 - Cogent Communications, 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 27.126.158.0/23 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 /10:37 /11:98 /12:287 /13:579 /14:1159 /15:1922 /16:13376 /17:8101 /18:13882 /19:25773 /20:40319 /21:47525 /22:98195 /23:80492 /24:456464 /25:1310 /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 4808 5846 UNI2-AS, ES 31334 3206 3361 KABELDEUTSCHLAND-AS, DE 6327 3155 3367 SHAW - Shaw Communications Inc., CA 7155 3139 4047 VIASAT-SP-BACKBONE - ViaSat,Inc., US 11492 3002 3849 CABLEONE - CABLE ONE, INC., US 39891 2946 4034 ALJAWWALSTC-AS, SA 22773 2730 3509 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 8551 2518 3059 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11830 2028 2680 Instituto Costarricense de Electricidad y Telec 30036 2027 2278 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) ---------------------------------------------- 1:1527 2:1152 3:12 4:19 5:3222 6:46 8:1368 9:1 12:1794 13:496 14:2192 15:54 16:9 17:280 18:79 20:58 23:3171 24:2611 25:4 27:2515 31:2819 32:101 35:46 36:937 37:3225 38:1813 39:310 40:132 41:3280 42:882 43:2126 44:182 45:12765 46:3237 47:262 49:1423 50:1137 51:344 52:1113 54:275 55:693 56:6 57:47 58:1887 59:1114 60:669 61:2212 62:2129 63:1925 64:5022 65:2301 66:4817 67:2827 68:1224 69:3809 70:1401 71:672 72:2768 74:2692 75:1435 76:666 77:2542 78:1974 79:2304 80:1802 81:1546 82:1190 83:996 84:1215 85:2550 86:593 87:1650 88:1067 89:2672 90:266 91:7441 92:1460 93:2442 94:2606 95:3703 96:1004 97:338 98:964 99:964 100:84 101:1092 102:717 103:22852 104:3615 105:375 106:831 107:1854 108:693 109:3635 110:1766 111:1937 112:1536 113:1388 114:1467 115:1832 116:1802 117:2010 118:2103 119:1681 120:883 121:1033 122:2374 123:1878 124:1545 125:2009 128:1385 129:909 130:600 131:1863 132:775 133:298 134:1252 135:273 136:591 137:861 138:2195 139:982 140:604 141:863 142:830 143:1120 144:936 145:292 146:1468 147:1007 148:1889 149:1037 150:804 151:1249 152:1458 153:369 154:4630 155:885 156:3090 157:1080 158:695 159:1943 160:1681 161:1001 162:3034 163:876 164:1385 165:1219 166:537 167:1454 168:3586 169:495 170:4216 171:732 172:1859 173:2344 174:1037 175:1008 176:2627 177:4120 178:2854 179:1415 180:2170 181:2378 182:2821 183:1119 184:2396 185:15856 186:3802 187:2576 188:3484 189:2071 190:8179 191:1469 192:10182 193:7314 194:5912 195:4253 196:3379 197:1857 198:6062 199:5933 200:7171 201:5171 202:10423 203:10201 204:4564 205:3059 206:3257 207:3250 208:4016 209:4335 210:4021 211:1987 212:3254 213:2997 214:1147 215:53 216:5922 217:2303 218:894 219:605 220:1976 221:932 222:1011 223:1373 End of report