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 16 Mar, 2019 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 742746 Prefixes after maximum aggregation (per Origin AS): 284987 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 357165 Total ASes present in the Internet Routing Table: 63650 Prefixes per ASN: 11.67 Origin-only ASes present in the Internet Routing Table: 54847 Origin ASes announcing only one prefix: 23682 Transit ASes present in the Internet Routing Table: 8803 Transit-only ASes present in the Internet Routing Table: 268 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 30 Max AS path prepend of ASN ( 16327) 25 Prefixes from unregistered ASNs in the Routing Table: 28 Number of instances of unregistered ASNs: 32 Number of 32-bit ASNs allocated by the RIRs: 26173 Number of 32-bit ASNs visible in the Routing Table: 21355 Prefixes from 32-bit ASNs in the Routing Table: 93575 Number of bogon 32-bit ASNs visible in the Routing Table: 27 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 266 Number of addresses announced to Internet: 2844073699 Equivalent to 169 /8s, 133 /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: 99.2 Total number of prefixes smaller than registry allocations: 249117 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 202186 Total APNIC prefixes after maximum aggregation: 58207 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 198865 Unique aggregates announced from the APNIC address blocks: 82260 APNIC Region origin ASes present in the Internet Routing Table: 9619 APNIC Prefixes per ASN: 20.67 APNIC Region origin ASes announcing only one prefix: 2700 APNIC Region transit ASes present in the Internet Routing Table: 1413 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 4579 Number of APNIC addresses announced to Internet: 769643394 Equivalent to 45 /8s, 223 /16s and 211 /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, 131072-139577 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: 219026 Total ARIN prefixes after maximum aggregation: 103651 ARIN Deaggregation factor: 2.11 Prefixes being announced from the ARIN address blocks: 218231 Unique aggregates announced from the ARIN address blocks: 104548 ARIN Region origin ASes present in the Internet Routing Table: 18424 ARIN Prefixes per ASN: 11.84 ARIN Region origin ASes announcing only one prefix: 6859 ARIN Region transit ASes present in the Internet Routing Table: 1865 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: 2621 Number of ARIN addresses announced to Internet: 1079341216 Equivalent to 64 /8s, 85 /16s and 112 /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, 45/8, 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: 204462 Total RIPE prefixes after maximum aggregation: 97382 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 200655 Unique aggregates announced from the RIPE address blocks: 118971 RIPE Region origin ASes present in the Internet Routing Table: 25885 RIPE Prefixes per ASN: 7.75 RIPE Region origin ASes announcing only one prefix: 11501 RIPE Region transit ASes present in the Internet Routing Table: 3644 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 7901 Number of RIPE addresses announced to Internet: 717893568 Equivalent to 42 /8s, 202 /16s and 47 /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: 96351 Total LACNIC prefixes after maximum aggregation: 21437 LACNIC Deaggregation factor: 4.49 Prefixes being announced from the LACNIC address blocks: 97712 Unique aggregates announced from the LACNIC address blocks: 41886 LACNIC Region origin ASes present in the Internet Routing Table: 8174 LACNIC Prefixes per ASN: 11.95 LACNIC Region origin ASes announcing only one prefix: 2189 LACNIC Region transit ASes present in the Internet Routing Table: 1526 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5721 Number of LACNIC addresses announced to Internet: 173387264 Equivalent to 10 /8s, 85 /16s and 174 /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: 20692 Total AfriNIC prefixes after maximum aggregation: 4288 AfriNIC Deaggregation factor: 4.83 Prefixes being announced from the AfriNIC address blocks: 27017 Unique aggregates announced from the AfriNIC address blocks: 9261 AfriNIC Region origin ASes present in the Internet Routing Table: 1261 AfriNIC Prefixes per ASN: 21.43 AfriNIC Region origin ASes announcing only one prefix: 433 AfriNIC Region transit ASes present in the Internet Routing Table: 251 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 533 Number of AfriNIC addresses announced to Internet: 103540480 Equivalent to 6 /8s, 43 /16s and 231 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 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 4666 542 544 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4658 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3100 1240 49 VIETEL-AS-AP Viettel Group, VN 45899 3037 1737 111 VNPT-AS-VN VNPT Corp, VN 4766 2813 11125 767 KIXS-AS-KR Korea Telecom, KR 9829 2749 1496 550 BSNL-NIB National Internet Backbone, IN 9808 2431 8699 26 CMNET-GD Guangdong Mobile Communication 9394 2335 4906 30 CTTNET China TieTong Telecommunications 4755 2140 422 179 TATACOMM-AS TATA Communications formerl 9498 2019 426 163 BBIL-AP BHARTI Airtel Ltd., IN 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 6327 3616 1326 91 SHAW - Shaw Communications Inc., CA 11492 3548 229 616 CABLEONE - CABLE ONE, INC., US 22773 3367 2977 164 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 16509 2504 5372 1065 AMAZON-02 - Amazon.com, Inc., US 16625 2245 1280 1763 AKAMAI-AS - Akamai Technologies, Inc., 20115 2150 2746 536 CHARTER-20115 - Charter Communications, 30036 2126 352 145 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 18566 2113 405 108 MEGAPATH5-US - MegaPath Corporation, US 5650 2093 3074 1462 FRONTIER-FRTR - Frontier Communications 209 2081 5094 582 CENTURYLINK-US-LEGACY-QWEST - CenturyLi 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 5417 1628 138 UNI2-AS, ES 39891 3778 203 20 ALJAWWALSTC-AS, SA 8551 3282 378 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2644 543 1918 AKAMAI-ASN1, US 12389 2227 2221 637 ROSTELECOM-AS, RU 34984 2060 340 538 TELLCOM-AS, TR 9121 1680 1693 19 TTNET, TR 13188 1604 100 46 TRIOLAN, UA 9009 1395 148 762 M247, GB 8402 1294 545 15 CORBINA-AS OJSC "Vimpelcom", RU 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 5628 3333 590 Uninet S.A. de C.V., MX 10620 3520 539 333 Telmex Colombia S.A., CO 11830 2706 384 34 Instituto Costarricense de Electricidad 6503 1467 433 54 Axtel, S.A.B. de C.V., MX 7303 1435 971 232 Telecom Argentina S.A., AR 28573 1331 2247 180 CLARO S.A., BR 6147 1242 377 29 Telefonica del Peru S.A.A., PE 3816 1022 505 113 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 13999 951 518 247 Mega Cable, S.A. de C.V., MX 11172 928 144 66 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 1207 393 21 LINKdotNET-AS, EG 37611 902 107 9 Afrihost, ZA 24835 848 636 22 RAYA-AS, EG 36903 828 416 125 MT-MPLS, MA 36992 800 1531 70 ETISALAT-MISR, EG 8452 700 1731 19 TE-AS TE-AS, EG 29571 485 70 12 ORANGE-COTE-IVOIRE, CI 37492 470 470 57 ORANGE-, TN 15399 429 45 11 WANANCHI-, KE 37342 420 32 1 MOVITEL, MZ 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 5628 3333 590 Uninet S.A. de C.V., MX 12479 5417 1628 138 UNI2-AS, ES 7545 4666 542 544 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4658 4192 74 ERX-CERNET-BKB China Education and Rese 39891 3778 203 20 ALJAWWALSTC-AS, SA 6327 3616 1326 91 SHAW - Shaw Communications Inc., CA 11492 3548 229 616 CABLEONE - CABLE ONE, INC., US 10620 3520 539 333 Telmex Colombia S.A., CO 22773 3367 2977 164 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 8551 3282 378 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 5417 5279 UNI2-AS, ES 4538 4658 4584 ERX-CERNET-BKB China Education and Research Net 7545 4666 4122 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3778 3758 ALJAWWALSTC-AS, SA 6327 3616 3525 SHAW - Shaw Communications Inc., CA 8551 3282 3237 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 3367 3203 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 10620 3520 3187 Telmex Colombia S.A., CO 7552 3100 3051 VIETEL-AS-AP Viettel Group, VN 11492 3548 2932 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 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 1358592 UNALLOCATED 103.134.14.0/23 63956 COLO-AS-AP Colocation Australi 1358592 UNALLOCATED 103.134.15.0/24 63956 COLO-AS-AP Colocation Australi 65549 DOCUMENT 117.239.163.0/24 65544 UNKNOWN 224413 UNALLOCATED 131.221.136.0/24 264413 Conecta Telecom Ltda, BR 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 Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 198.18.1.19/32 7497 CSTNET-AS-AP Computer Network Information Cente Complete listing at http://thyme.rand.apnic.net/current/data-dsua 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 41.76.136.0/22 37500 -Reserved AS-, ZZ 41.76.140.0/22 37500 -Reserved AS-, ZZ 41.78.92.0/22 14988 BTC-GATE1, BW 41.78.180.0/23 37265 -Reserved AS-, ZZ 41.220.48.0/20 36900 -Reserved AS-, ZZ 43.255.80.0/24 36351 SOFTLAYER - SoftLayer Technologies Inc., US 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 /8:12 /9:10 /10:36 /11:100 /12:291 /13:566 /14:1136 /15:1911 /16:13356 /17:7943 /18:13895 /19:25659 /20:39907 /21:46216 /22:92831 /23:75798 /24:420122 /25:965 /26:845 /27:903 /28:27 /29:7 /30:13 /31:0 /32:197 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 4294 5417 UNI2-AS, ES 6327 3391 3616 SHAW - Shaw Communications Inc., CA 39891 2946 3778 ALJAWWALSTC-AS, SA 11492 2780 3548 CABLEONE - CABLE ONE, INC., US 8551 2736 3282 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3367 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 11830 2051 2706 Instituto Costarricense de Electricidad y Telec 18566 2008 2113 MEGAPATH5-US - MegaPath Corporation, US 30036 1873 2126 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 5650 1761 2093 FRONTIER-FRTR - Frontier Communications of Amer Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1606 2:839 4:22 5:2899 6:45 7:1 8:1187 9:1 11:3 12:1858 13:313 14:1931 15:37 16:4 17:237 18:59 20:49 23:2622 24:2536 25:2 27:2543 31:2074 32:97 35:36 36:839 37:3036 38:1688 39:295 40:120 41:3161 42:749 43:2024 44:147 45:6934 46:3252 47:251 49:1356 50:1099 51:322 52:1023 54:289 55:2 56:9 57:41 58:1720 59:1076 60:496 61:2076 62:2001 63:1812 64:4998 65:2213 66:4838 67:2702 68:1150 69:3530 70:1329 71:602 72:2444 74:2763 75:512 76:549 77:1717 78:1760 79:2328 80:1770 81:1503 82:1127 83:883 84:1101 85:2270 86:532 87:1553 88:1034 89:2469 90:215 91:6585 92:1317 93:2436 94:2588 95:3187 96:919 97:347 98:946 99:206 100:88 101:1153 102:465 103:20546 104:3548 105:248 106:857 107:1768 108:689 109:3719 110:1637 111:1880 112:1472 113:1392 114:1135 115:1725 116:1714 117:1892 118:2179 119:1641 120:1023 121:1033 122:2299 123:1656 124:1448 125:1968 128:1264 129:830 130:531 131:1624 132:736 133:219 134:1050 135:242 136:560 137:711 138:2012 139:846 140:573 141:843 142:798 143:1052 144:836 145:514 146:1262 147:800 148:1707 149:824 150:782 151:1005 152:1022 153:322 154:2906 155:899 156:1722 157:921 158:641 159:1918 160:1521 161:920 162:2685 163:795 164:1139 165:1583 166:441 167:1400 168:3272 169:842 170:4052 171:571 172:1112 173:2190 174:1014 175:905 176:2321 177:4150 178:2537 179:1416 180:2131 181:2393 182:2687 183:1068 184:1186 185:14855 186:3647 187:2479 188:2898 189:1987 190:8291 191:1527 192:10044 193:6644 194:5393 195:4066 196:3007 197:1637 198:5822 199:5987 200:7199 201:5105 202:10372 203:10242 204:4563 205:3011 206:3229 207:3287 208:3962 209:4237 210:3931 211:2000 212:3092 213:2887 214:1086 215:55 216:5933 217:2227 218:875 219:580 220:1866 221:967 222:998 223:1414 End of report