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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Aug 2 20:04:20 CEST 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 03 Aug, 2019 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 766119 Prefixes after maximum aggregation (per Origin AS): 295002 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 368513 Total ASes present in the Internet Routing Table: 65068 Prefixes per ASN: 11.77 Origin-only ASes present in the Internet Routing Table: 55956 Origin ASes announcing only one prefix: 23986 Transit ASes present in the Internet Routing Table: 9112 Transit-only ASes present in the Internet Routing Table: 287 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 42 Max AS path prepend of ASN ( 27978) 31 Prefixes from unregistered ASNs in the Routing Table: 24 Number of instances of unregistered ASNs: 24 Number of 32-bit ASNs allocated by the RIRs: 28103 Number of 32-bit ASNs visible in the Routing Table: 22950 Prefixes from 32-bit ASNs in the Routing Table: 103973 Number of bogon 32-bit ASNs visible in the Routing Table: 14 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 286 Number of addresses announced to Internet: 2842112000 Equivalent to 169 /8s, 103 /16s and 48 /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: 99.3 Total number of prefixes smaller than registry allocations: 256375 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 206466 Total APNIC prefixes after maximum aggregation: 61655 APNIC Deaggregation factor: 3.35 Prefixes being announced from the APNIC address blocks: 201513 Unique aggregates announced from the APNIC address blocks: 84021 APNIC Region origin ASes present in the Internet Routing Table: 9933 APNIC Prefixes per ASN: 20.29 APNIC Region origin ASes announcing only one prefix: 2753 APNIC Region transit ASes present in the Internet Routing Table: 1480 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 4936 Number of APNIC addresses announced to Internet: 771136640 Equivalent to 45 /8s, 246 /16s and 156 /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: 226639 Total ARIN prefixes after maximum aggregation: 105937 ARIN Deaggregation factor: 2.14 Prefixes being announced from the ARIN address blocks: 225670 Unique aggregates announced from the ARIN address blocks: 107080 ARIN Region origin ASes present in the Internet Routing Table: 18544 ARIN Prefixes per ASN: 12.17 ARIN Region origin ASes announcing only one prefix: 6863 ARIN Region transit ASes present in the Internet Routing Table: 1914 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 42 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2840 Number of ARIN addresses announced to Internet: 1070847616 Equivalent to 63 /8s, 211 /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: 213722 Total RIPE prefixes after maximum aggregation: 100218 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 209894 Unique aggregates announced from the RIPE address blocks: 123697 RIPE Region origin ASes present in the Internet Routing Table: 26301 RIPE Prefixes per ASN: 7.98 RIPE Region origin ASes announcing only one prefix: 11623 RIPE Region transit ASes present in the Internet Routing Table: 3745 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 8349 Number of RIPE addresses announced to Internet: 720526848 Equivalent to 42 /8s, 242 /16s and 94 /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: 98458 Total LACNIC prefixes after maximum aggregation: 22827 LACNIC Deaggregation factor: 4.31 Prefixes being announced from the LACNIC address blocks: 99765 Unique aggregates announced from the LACNIC address blocks: 43960 LACNIC Region origin ASes present in the Internet Routing Table: 8686 LACNIC Prefixes per ASN: 11.49 LACNIC Region origin ASes announcing only one prefix: 2285 LACNIC Region transit ASes present in the Internet Routing Table: 1596 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 39 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 6241 Number of LACNIC addresses announced to Internet: 173502976 Equivalent to 10 /8s, 87 /16s and 114 /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: 20809 Total AfriNIC prefixes after maximum aggregation: 4345 AfriNIC Deaggregation factor: 4.79 Prefixes being announced from the AfriNIC address blocks: 28991 Unique aggregates announced from the AfriNIC address blocks: 9493 AfriNIC Region origin ASes present in the Internet Routing Table: 1302 AfriNIC Prefixes per ASN: 22.27 AfriNIC Region origin ASes announcing only one prefix: 462 AfriNIC Region transit ASes present in the Internet Routing Table: 252 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 584 Number of AfriNIC addresses announced to Internet: 105849344 Equivalent to 6 /8s, 79 /16s and 34 /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 4879 591 567 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3224 1459 31 VIETEL-AS-AP Viettel Group, VN 45899 3056 1766 113 VNPT-AS-VN VNPT Corp, VN 9808 2730 9043 63 CMNET-GD Guangdong Mobile Communication 9829 2689 1488 559 BSNL-NIB National Internet Backbone, IN 4766 2540 11119 761 KIXS-AS-KR Korea Telecom, KR 7713 2225 670 594 TELKOMNET-AS-AP PT Telekomunikasi Indon 4755 2156 442 192 TATACOMM-AS TATA Communications formerl 9498 2150 430 209 BBIL-AP BHARTI Airtel Ltd., IN 9394 2073 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 4064 280 25 VIASAT-SP-BACKBONE - ViaSat,Inc., US 11492 3685 240 617 CABLEONE - CABLE ONE, INC., US 6327 3541 1324 90 SHAW - Shaw Communications Inc., CA 22773 3446 2974 157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 16509 3056 6390 1441 AMAZON-02 - Amazon.com, Inc., US 16625 2656 1394 1925 AKAMAI-AS - Akamai Technologies, Inc., 30036 2160 346 249 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 20115 2151 2755 525 CHARTER-20115 - Charter Communications, 18566 2093 405 107 MEGAPATH5-US - MegaPath Corporation, US 5650 2077 3073 1452 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 5476 1629 141 UNI2-AS, ES 39891 3780 219 19 ALJAWWALSTC-AS, SA 8551 3327 379 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2720 508 1931 AKAMAI-ASN1, US 31334 2602 484 13 KABELDEUTSCHLAND-AS, DE 12389 2362 2230 661 ROSTELECOM-AS, RU 34984 2116 346 545 TELLCOM-AS, TR 9009 1668 179 903 M247, GB 9121 1610 1692 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 6203 3368 598 Uninet S.A. de C.V., MX 10620 3384 533 455 Telmex Colombia S.A., CO 11830 2691 370 54 Instituto Costarricense de Electricidad 6503 1626 391 421 Axtel, S.A.B. de C.V., MX 7303 1475 1022 281 Telecom Argentina S.A., AR 28573 1158 2236 207 CLARO S.A., BR 6147 1096 377 31 Telefonica del Peru S.A.A., PE 3816 1044 526 122 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 13999 986 478 246 Mega Cable, S.A. de C.V., MX 11172 935 111 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 1185 393 21 LINKdotNET-AS, EG 24835 886 634 22 RAYA-AS, EG 36992 852 1535 76 ETISALAT-MISR, EG 36903 843 424 112 MT-MPLS, MA 8452 666 1859 20 TE-AS TE-AS, EG 29571 522 68 11 ORANGE-COTE-IVOIRE, CI 37492 482 470 57 ORANGE-, TN 37342 414 32 1 MOVITEL, MZ 15399 388 45 11 WANANCHI-, KE 23889 358 231 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 6203 3368 598 Uninet S.A. de C.V., MX 12479 5476 1629 141 UNI2-AS, ES 7545 4879 591 567 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4064 280 25 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 3780 219 19 ALJAWWALSTC-AS, SA 11492 3685 240 617 CABLEONE - CABLE ONE, INC., US 6327 3541 1324 90 SHAW - Shaw Communications Inc., CA 22773 3446 2974 157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3384 533 455 Telmex Colombia S.A., CO 8551 3327 379 46 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 5476 5335 UNI2-AS, ES 7545 4879 4312 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4064 4039 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 3780 3761 ALJAWWALSTC-AS, SA 6327 3541 3451 SHAW - Shaw Communications Inc., CA 22773 3446 3289 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 8551 3327 3281 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3224 3193 VIETEL-AS-AP Viettel Group, VN 11492 3685 3068 CABLEONE - CABLE ONE, INC., US 45899 3056 2943 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 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 64511 DOCUMENT 66.154.208.0/21 32522 MULTNOMAH-ESD - Multnomah Educ 64511 DOCUMENT 66.154.216.0/23 32522 MULTNOMAH-ESD - Multnomah Educ 64511 DOCUMENT 66.154.218.0/24 32522 MULTNOMAH-ESD - Multnomah Educ 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 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 36.255.24.0/24 40676 AS40676 - Psychz Networks, US 36.255.25.0/24 40676 AS40676 - Psychz Networks, US 36.255.26.0/24 40676 AS40676 - Psychz Networks, US 36.255.27.0/24 40676 AS40676 - Psychz Networks, US 41.76.140.0/22 37500 -Reserved AS-, ZZ 41.78.180.0/23 37265 -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 /10:38 /11:100 /12:293 /13:571 /14:1131 /15:1900 /16:13265 /17:8030 /18:13920 /19:25830 /20:40402 /21:47195 /22:95536 /23:77443 /24:439553 /25:891 /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 4432 5476 UNI2-AS, ES 6327 3330 3541 SHAW - Shaw Communications Inc., CA 7155 3156 4064 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 2946 3780 ALJAWWALSTC-AS, SA 11492 2888 3685 CABLEONE - CABLE ONE, INC., US 8551 2780 3327 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2677 3446 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 31334 2491 2602 KABELDEUTSCHLAND-AS, DE 11830 2039 2691 Instituto Costarricense de Electricidad y Telec 18566 1988 2093 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) ---------------------------------------------- 1:1716 2:1063 3:6 4:21 5:3081 6:47 7:1 8:1344 9:1 12:1790 13:389 14:2083 15:41 16:7 17:265 18:80 20:56 23:2853 24:2586 25:4 27:2440 31:2706 32:106 35:38 36:915 37:3130 38:1800 39:270 40:106 41:3228 42:833 43:2079 44:163 45:9283 46:3398 47:263 49:1377 50:1093 51:340 52:1011 54:273 55:675 56:6 57:47 58:1745 59:1098 60:562 61:2178 62:1969 63:1854 64:5001 65:2226 66:4784 67:2726 68:1177 69:3570 70:1383 71:662 72:2684 74:2703 75:1294 76:570 77:2553 78:1859 79:2373 80:1839 81:1490 82:1141 83:950 84:1151 85:2309 86:549 87:1533 88:1053 89:2547 90:223 91:6594 92:1446 93:2477 94:2501 95:3628 96:945 97:340 98:957 99:811 100:88 101:1189 102:597 103:21796 104:3624 105:277 106:809 107:1782 108:697 109:3789 110:1734 111:2003 112:1549 113:1409 114:1274 115:1738 116:1751 117:1950 118:2203 119:1644 120:1061 121:1064 122:2287 123:1799 124:1502 125:2030 128:1377 129:850 130:538 131:1831 132:801 133:220 134:1097 135:257 136:586 137:792 138:2081 139:916 140:616 141:884 142:783 143:1060 144:871 145:277 146:1372 147:839 148:1759 149:1008 150:810 151:1018 152:1111 153:344 154:4545 155:883 156:1941 157:1057 158:683 159:1947 160:1603 161:958 162:2982 163:828 164:1243 165:1179 166:514 167:1406 168:3465 169:478 170:4194 171:614 172:1688 173:2210 174:1042 175:997 176:2459 177:4093 178:2739 179:1399 180:2143 181:2358 182:2752 183:1110 184:2286 185:15447 186:3669 187:2491 188:3468 189:2016 190:8192 191:1465 192:10086 193:6754 194:5509 195:4179 196:3051 197:1778 198:5933 199:5977 200:7190 201:5128 202:10421 203:10235 204:4563 205:3059 206:3224 207:3261 208:3943 209:4288 210:3932 211:2028 212:3238 213:2971 214:1129 215:55 216:5921 217:2229 218:883 219:601 220:1921 221:969 222:975 223:1365 End of report
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