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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Feb 15 19:03:54 CET 2019
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 at lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. Routing Table Report 04:00 +10GMT Sat 16 Feb, 2019 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 737069 Prefixes after maximum aggregation (per Origin AS): 284406 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 355337 Total ASes present in the Internet Routing Table: 63249 Prefixes per ASN: 11.65 Origin-only ASes present in the Internet Routing Table: 54461 Origin ASes announcing only one prefix: 23611 Transit ASes present in the Internet Routing Table: 8788 Transit-only ASes present in the Internet Routing Table: 270 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 31 Max AS path prepend of ASN ( 16327) 25 Prefixes from unregistered ASNs in the Routing Table: 26 Number of instances of unregistered ASNs: 28 Number of 32-bit ASNs allocated by the RIRs: 25797 Number of 32-bit ASNs visible in the Routing Table: 21025 Prefixes from 32-bit ASNs in the Routing Table: 91435 Number of bogon 32-bit ASNs visible in the Routing Table: 23 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 265 Number of addresses announced to Internet: 2840868547 Equivalent to 169 /8s, 84 /16s and 54 /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: 99.2 Total number of prefixes smaller than registry allocations: 246891 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 200469 Total APNIC prefixes after maximum aggregation: 57566 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 197448 Unique aggregates announced from the APNIC address blocks: 81948 APNIC Region origin ASes present in the Internet Routing Table: 9451 APNIC Prefixes per ASN: 20.89 APNIC Region origin ASes announcing only one prefix: 2657 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: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 4459 Number of APNIC addresses announced to Internet: 769815906 Equivalent to 45 /8s, 226 /16s and 117 /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: 217989 Total ARIN prefixes after maximum aggregation: 103510 ARIN Deaggregation factor: 2.11 Prefixes being announced from the ARIN address blocks: 217330 Unique aggregates announced from the ARIN address blocks: 104080 ARIN Region origin ASes present in the Internet Routing Table: 18359 ARIN Prefixes per ASN: 11.84 ARIN Region origin ASes announcing only one prefix: 6834 ARIN Region transit ASes present in the Internet Routing Table: 1855 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2581 Number of ARIN addresses announced to Internet: 1077344416 Equivalent to 64 /8s, 54 /16s and 248 /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: 202728 Total RIPE prefixes after maximum aggregation: 96543 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 198781 Unique aggregates announced from the RIPE address blocks: 117953 RIPE Region origin ASes present in the Internet Routing Table: 25827 RIPE Prefixes per ASN: 7.70 RIPE Region origin ASes announcing only one prefix: 11496 RIPE Region transit ASes present in the Internet Routing Table: 3636 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 7839 Number of RIPE addresses announced to Internet: 716829376 Equivalent to 42 /8s, 185 /16s and 242 /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: 95234 Total LACNIC prefixes after maximum aggregation: 22511 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 96677 Unique aggregates announced from the LACNIC address blocks: 41867 LACNIC Region origin ASes present in the Internet Routing Table: 8074 LACNIC Prefixes per ASN: 11.97 LACNIC Region origin ASes announcing only one prefix: 2195 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: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5624 Number of LACNIC addresses announced to Internet: 173195520 Equivalent to 10 /8s, 82 /16s and 193 /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: 20622 Total AfriNIC prefixes after maximum aggregation: 4255 AfriNIC Deaggregation factor: 4.85 Prefixes being announced from the AfriNIC address blocks: 26568 Unique aggregates announced from the AfriNIC address blocks: 9252 AfriNIC Region origin ASes present in the Internet Routing Table: 1249 AfriNIC Prefixes per ASN: 21.27 AfriNIC Region origin ASes announcing only one prefix: 429 AfriNIC Region transit ASes present in the Internet Routing Table: 244 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: 522 Number of AfriNIC addresses announced to Internet: 103345152 Equivalent to 6 /8s, 40 /16s and 236 /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 4538 4653 4192 74 ERX-CERNET-BKB China Education and Rese 7545 4648 541 540 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3085 1240 50 VIETEL-AS-AP Viettel Group, VN 45899 3014 1729 113 VNPT-AS-VN VNPT Corp, VN 4766 2808 11127 766 KIXS-AS-KR Korea Telecom, KR 9829 2751 1496 551 BSNL-NIB National Internet Backbone, IN 9808 2437 8699 26 CMNET-GD Guangdong Mobile Communication 9394 2372 4906 29 CTTNET China TieTong Telecommunications 4755 2144 422 180 TATACOMM-AS TATA Communications formerl 17974 2006 968 50 TELKOMNET-AS2-AP PT Telekomunikasi Indo 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 3596 1326 92 SHAW - Shaw Communications Inc., CA 11492 3505 226 592 CABLEONE - CABLE ONE, INC., US 22773 3311 2978 172 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 16509 2545 5387 1025 AMAZON-02 - Amazon.com, Inc., US 16625 2278 1249 1724 AKAMAI-AS - Akamai Technologies, Inc., 20115 2151 2744 535 CHARTER-20115 - Charter Communications, 18566 2130 405 108 MEGAPATH5-US - MegaPath Corporation, US 30036 2098 349 239 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 2093 5095 585 CENTURYLINK-US-LEGACY-QWEST - CenturyLi 5650 2089 3074 1462 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 5319 1628 138 UNI2-AS, ES 39891 3778 203 20 ALJAWWALSTC-AS, SA 8551 3260 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2614 552 1904 AKAMAI-ASN1, US 12389 2226 2221 637 ROSTELECOM-AS, RU 34984 2059 339 531 TELLCOM-AS, TR 9121 1735 1692 18 TTNET, TR 13188 1604 100 46 TRIOLAN, UA 9009 1337 145 745 M247, GB 8402 1310 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 5572 3329 590 Uninet S.A. de C.V., MX 10620 2875 436 1014 Telmex Colombia S.A., CO 11830 2697 386 36 Instituto Costarricense de Electricidad 6503 1512 433 54 Axtel, S.A.B. de C.V., MX 7303 1408 937 236 Telecom Argentina S.A., AR 6147 1271 377 29 Telefonica del Peru S.A.A., PE 28573 1268 2246 186 CLARO S.A., BR 3816 1021 506 114 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 931 144 66 Alestra, S. de R.L. de C.V., MX 13999 916 530 245 Mega Cable, S.A. 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 1217 393 21 LINKdotNET-AS, EG 37611 932 107 9 Afrihost, ZA 24835 847 636 22 RAYA-AS, EG 36992 812 1538 43 ETISALAT-MISR, EG 36903 810 407 147 MT-MPLS, MA 8452 648 1731 20 TE-AS TE-AS, EG 29571 486 70 13 ORANGE-COTE-IVOIRE, CI 37492 468 470 57 ORANGE-, TN 15399 428 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 5572 3329 590 Uninet S.A. de C.V., MX 12479 5319 1628 138 UNI2-AS, ES 4538 4653 4192 74 ERX-CERNET-BKB China Education and Rese 7545 4648 541 540 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3778 203 20 ALJAWWALSTC-AS, SA 6327 3596 1326 92 SHAW - Shaw Communications Inc., CA 11492 3505 226 592 CABLEONE - CABLE ONE, INC., US 22773 3311 2978 172 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 8551 3260 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7552 3085 1240 50 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 5319 5181 UNI2-AS, ES 4538 4653 4579 ERX-CERNET-BKB China Education and Research Net 7545 4648 4108 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3778 3758 ALJAWWALSTC-AS, SA 6327 3596 3504 SHAW - Shaw Communications Inc., CA 8551 3260 3217 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 3311 3139 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 3085 3035 VIETEL-AS-AP Viettel Group, VN 11492 3505 2913 CABLEONE - CABLE ONE, INC., US 45899 3014 2901 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 266842 UNALLOCATED 45.238.156.0/22 265680 HNTELCO S.A, HN 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 131.221.136.0/22 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 64011 UNALLOCATED 166.133.128.0/18 20057 ATT-MOBILITY-LLC-AS20057 - AT& 64011 UNALLOCATED 166.133.192.0/18 20057 ATT-MOBILITY-LLC-AS20057 - AT& 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 43.255.80.0/24 36351 SOFTLAYER - SoftLayer Technologies Inc., US 43.255.82.0/24 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 /11:99 /12:291 /13:566 /14:1132 /15:1908 /16:13352 /17:7902 /18:13887 /19:25593 /20:39779 /21:46105 /22:91898 /23:75067 /24:416564 /25:938 /26:826 /27:878 /28:20 /29:6 /30:7 /31:0 /32:193 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 4199 5319 UNI2-AS, ES 6327 3359 3596 SHAW - Shaw Communications Inc., CA 39891 2946 3778 ALJAWWALSTC-AS, SA 11492 2761 3505 CABLEONE - CABLE ONE, INC., US 8551 2716 3260 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2552 3311 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 11830 2040 2697 Instituto Costarricense de Electricidad y Telec 18566 2025 2130 MEGAPATH5-US - MegaPath Corporation, US 30036 1845 2098 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 5650 1761 2089 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) ---------------------------------------------- 1:1610 2:890 4:22 5:2845 6:47 7:1 8:1196 12:1868 13:313 14:1895 15:38 16:4 17:220 18:59 20:49 23:2604 24:2507 25:2 27:2547 31:2067 32:94 35:36 36:830 37:3035 38:1652 39:294 40:122 41:3132 42:723 43:2001 44:140 45:6663 46:3244 47:249 49:1342 50:1089 51:319 52:1046 54:329 55:1 56:6 57:41 58:1707 59:1061 60:495 61:2058 62:2040 63:1794 64:5078 65:2193 66:4806 67:2690 68:1173 69:3516 70:1154 71:600 72:2297 74:2757 75:421 76:544 77:1693 78:1763 79:2320 80:1612 81:1436 82:1111 83:867 84:1100 85:2143 86:552 87:1535 88:998 89:2422 90:217 91:6560 92:1233 93:2441 94:2481 95:3242 96:920 97:348 98:939 99:174 100:88 101:1163 102:407 103:20037 104:3569 105:247 106:866 107:1818 108:697 109:3684 110:1627 111:1870 112:1393 113:1413 114:1131 115:1721 116:1694 117:1916 118:2181 119:1625 120:1047 121:1032 122:2287 123:1640 124:1446 125:1960 128:1231 129:677 130:524 131:1626 132:712 133:218 134:1047 135:239 136:553 137:707 138:2030 139:840 140:572 141:814 142:797 143:1014 144:901 145:505 146:1251 147:792 148:1714 149:795 150:787 151:1006 152:1008 153:321 154:2627 155:977 156:1671 157:903 158:672 159:1921 160:1511 161:917 162:2676 163:778 164:1129 165:1567 166:439 167:1382 168:3285 169:871 170:4010 171:529 172:1093 173:2188 174:1012 175:879 176:2305 177:3994 178:2548 179:1334 180:2089 181:2436 182:2688 183:1049 184:1153 185:14732 186:3706 187:2397 188:2912 189:1949 190:8294 191:1449 192:10050 193:6556 194:5376 195:4053 196:2988 197:1744 198:5773 199:5986 200:7319 201:5111 202:10152 203:10185 204:4606 205:2991 206:3273 207:3273 208:3981 209:4230 210:3924 211:1987 212:3059 213:2895 214:1075 215:52 216:5978 217:2198 218:919 219:578 220:1850 221:996 222:991 223:1440 End of report
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