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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Feb 23 19:03:10 CET 2018
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, CaribNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG 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 24 Feb, 2018 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 686347 Prefixes after maximum aggregation (per Origin AS): 266472 Deaggregation factor: 2.58 Unique aggregates announced (without unneeded subnets): 331010 Total ASes present in the Internet Routing Table: 59912 Prefixes per ASN: 11.46 Origin-only ASes present in the Internet Routing Table: 51754 Origin ASes announcing only one prefix: 22732 Transit ASes present in the Internet Routing Table: 8158 Transit-only ASes present in the Internet Routing Table: 251 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 35 Max AS path prepend of ASN (262865) 25 Prefixes from unregistered ASNs in the Routing Table: 57 Number of instances of unregistered ASNs: 57 Number of 32-bit ASNs allocated by the RIRs: 21595 Number of 32-bit ASNs visible in the Routing Table: 17346 Prefixes from 32-bit ASNs in the Routing Table: 72025 Number of bogon 32-bit ASNs visible in the Routing Table: 11 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 336 Number of addresses announced to Internet: 2854396258 Equivalent to 170 /8s, 34 /16s and 161 /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: 98.8 Total number of prefixes smaller than registry allocations: 227261 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 189162 Total APNIC prefixes after maximum aggregation: 54011 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 188124 Unique aggregates announced from the APNIC address blocks: 77606 APNIC Region origin ASes present in the Internet Routing Table: 8664 APNIC Prefixes per ASN: 21.71 APNIC Region origin ASes announcing only one prefix: 2458 APNIC Region transit ASes present in the Internet Routing Table: 1272 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 3573 Number of APNIC addresses announced to Internet: 767961378 Equivalent to 45 /8s, 198 /16s and 41 /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, 131072-137529 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: 204886 Total ARIN prefixes after maximum aggregation: 98276 ARIN Deaggregation factor: 2.08 Prefixes being announced from the ARIN address blocks: 205810 Unique aggregates announced from the ARIN address blocks: 97004 ARIN Region origin ASes present in the Internet Routing Table: 18098 ARIN Prefixes per ASN: 11.37 ARIN Region origin ASes announcing only one prefix: 6699 ARIN Region transit ASes present in the Internet Routing Table: 1797 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: 2314 Number of ARIN addresses announced to Internet: 1104112928 Equivalent to 65 /8s, 207 /16s and 109 /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, 393216-397212 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: 185727 Total RIPE prefixes after maximum aggregation: 90672 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 181965 Unique aggregates announced from the RIPE address blocks: 108868 RIPE Region origin ASes present in the Internet Routing Table: 24920 RIPE Prefixes per ASN: 7.30 RIPE Region origin ASes announcing only one prefix: 11340 RIPE Region transit ASes present in the Internet Routing Table: 3490 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: 6695 Number of RIPE addresses announced to Internet: 714129024 Equivalent to 42 /8s, 144 /16s and 190 /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 196608-207259 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: 88237 Total LACNIC prefixes after maximum aggregation: 19490 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 89586 Unique aggregates announced from the LACNIC address blocks: 39876 LACNIC Region origin ASes present in the Internet Routing Table: 6838 LACNIC Prefixes per ASN: 13.10 LACNIC Region origin ASes announcing only one prefix: 1870 LACNIC Region transit ASes present in the Internet Routing Table: 1265 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4374 Number of LACNIC addresses announced to Internet: 171976096 Equivalent to 10 /8s, 64 /16s and 37 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-268700 + 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: 18276 Total AfriNIC prefixes after maximum aggregation: 3978 AfriNIC Deaggregation factor: 4.59 Prefixes being announced from the AfriNIC address blocks: 20526 Unique aggregates announced from the AfriNIC address blocks: 7384 AfriNIC Region origin ASes present in the Internet Routing Table: 1116 AfriNIC Prefixes per ASN: 18.39 AfriNIC Region origin ASes announcing only one prefix: 364 AfriNIC Region transit ASes present in the Internet Routing Table: 225 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 390 Number of AfriNIC addresses announced to Internet: 95808768 Equivalent to 5 /8s, 181 /16s and 237 /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 5436 4195 92 ERX-CERNET-BKB China Education and Rese 7545 3794 407 414 TPG-INTERNET-AP TPG Telecom Limited, AU 4766 2859 11132 770 KIXS-AS-KR Korea Telecom, KR 9829 2802 1499 540 BSNL-NIB National Internet Backbone, IN 17974 2708 934 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo 7552 2633 1161 59 VIETEL-AS-AP Viettel Group, VN 9394 2629 4923 28 CTTNET China TieTong Telecommunications 45899 2586 1558 154 VNPT-AS-VN VNPT Corp, VN 9808 2181 8699 32 CMNET-GD Guangdong Mobile Communication 4755 2083 417 215 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 6327 3363 1323 86 SHAW - Shaw Communications Inc., CA 22773 3272 2987 148 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2166 405 108 MEGAPATH5-US - MegaPath Corporation, US 20115 2089 2411 433 CHARTER-NET-HKY-NC - Charter Communicat 16509 2034 4277 595 AMAZON-02 - Amazon.com, Inc., US 209 1938 5062 626 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 30036 1922 337 199 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 6389 1862 3671 36 BELLSOUTH-NET-BLK - BellSouth.net Inc., 11492 1729 227 579 CABLEONE - CABLE ONE, INC., US 7018 1683 20179 1248 ATT-INTERNET4 - AT&T Services, Inc., 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 39891 3520 187 21 ALJAWWALSTC-AS, SA 20940 2843 837 2059 AKAMAI-ASN1, US 12479 2780 1254 671 UNI2-AS, ES 8551 2099 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2028 1862 704 ROSTELECOM-AS, RU 34984 1992 332 474 TELLCOM-AS, TR 9121 1987 1692 19 TTNET, TR 13188 1606 100 46 TRIOLAN, UA 6849 1241 355 21 UKRTELNET, UA 8402 1239 544 14 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 4163 3389 588 Uninet S.A. de C.V., MX 10620 3599 542 238 Telmex Colombia S.A., CO 11830 2643 370 66 Instituto Costarricense de Electricidad 6503 1628 437 53 Axtel, S.A.B. de C.V., MX 7303 1507 1026 191 Telecom Argentina S.A., AR 3816 1018 511 116 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1015 377 27 Telefonica del Peru S.A.A., PE 28573 1011 2244 187 CLARO S.A., BR 11172 923 126 86 Alestra, S. de R.L. de C.V., MX 18881 907 1072 29 TELEFÔNICA BRASIL S.A, BR 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 1182 398 49 LINKdotNET-AS, EG 37611 803 91 8 Afrihost, ZA 36903 739 371 135 MT-MPLS, MA 36992 671 1380 36 ETISALAT-MISR, EG 8452 596 1730 18 TE-AS TE-AS, EG 24835 522 850 15 RAYA-AS, EG 29571 467 68 12 ORANGE-COTE-IVOIRE, CI 37492 454 376 80 ORANGE-, TN 15399 362 35 7 WANANCHI-, KE 37342 360 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 4538 5436 4195 92 ERX-CERNET-BKB China Education and Rese 8151 4163 3389 588 Uninet S.A. de C.V., MX 7545 3794 407 414 TPG-INTERNET-AP TPG Telecom Limited, AU 10620 3599 542 238 Telmex Colombia S.A., CO 39891 3520 187 21 ALJAWWALSTC-AS, SA 6327 3363 1323 86 SHAW - Shaw Communications Inc., CA 22773 3272 2987 148 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 4766 2859 11132 770 KIXS-AS-KR Korea Telecom, KR 20940 2843 837 2059 AKAMAI-ASN1, US 9829 2802 1499 540 BSNL-NIB National Internet Backbone, IN Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 8151 4163 3575 Uninet S.A. de C.V., MX 39891 3520 3499 ALJAWWALSTC-AS, SA 7545 3794 3380 TPG-INTERNET-AP TPG Telecom Limited, AU 10620 3599 3361 Telmex Colombia S.A., CO 6327 3363 3277 SHAW - Shaw Communications Inc., CA 22773 3272 3124 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 17974 2708 2628 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I 9394 2629 2601 CTTNET China TieTong Telecommunications Corpora 11830 2643 2577 Instituto Costarricense de Electricidad y Telec 7552 2633 2574 VIETEL-AS-AP Viettel Group, 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 65456 PRIVATE 31.171.126.0/23 199311 AZRT-LX Local Internet Exchang 65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom 64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW 419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T 65024 PRIVATE 87.103.234.0/24 39407 CHITATELECOM-AS, RU 65000 PRIVATE 95.179.2.0/24 65001 -Private Use AS-, ZZ 65000 PRIVATE 95.179.3.0/24 65001 -Private Use AS-, ZZ 65000 PRIVATE 95.179.69.0/24 65001 -Private Use AS-, ZZ 65000 PRIVATE 95.179.70.0/24 65001 -Private Use AS-, ZZ 65000 PRIVATE 95.179.92.0/24 65001 -Private Use AS-, ZZ Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.66.224.0/19 209 CENTURYLINK-US-LEGACY-QWEST - Qwest Communicati Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.128.14.0/23 10247 NETLINE, ZA 14.192.50.0/23 10247 NETLINE, ZA 14.192.58.0/23 10247 NETLINE, ZA 27.100.7.0/24 56096 UNKNOWN 36.255.250.0/23 10247 NETLINE, ZA 37.44.224.0/20 48666 AS-MAROSNET Moscow, Russia, RU 41.78.180.0/23 37265 -Reserved AS-, ZZ 43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN 43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK 43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN 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 /8:14 /9:11 /10:37 /11:100 /12:290 /13:563 /14:1094 /15:1900 /16:13325 /17:7788 /18:13608 /19:25221 /20:39069 /21:45132 /22:84561 /23:68585 /24:382819 /25:842 /26:599 /27:654 /28:35 /29:20 /30:18 /31:4 /32:58 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6327 3154 3363 SHAW - Shaw Communications Inc., CA 39891 2946 3520 ALJAWWALSTC-AS, SA 22773 2530 3272 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18566 2060 2166 MEGAPATH5-US - MegaPath Corporation, US 11830 1989 2643 Instituto Costarricense de Electricidad y Telec 30036 1677 1922 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 12479 1644 2780 UNI2-AS, ES 10620 1592 3599 Telmex Colombia S.A., CO 8551 1562 2099 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 1515 1729 CABLEONE - CABLE ONE, INC., US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1568 2:843 4:18 5:2652 6:59 7:1 8:1106 9:1 12:1868 13:204 14:1755 15:26 16:3 17:186 18:68 20:49 21:3 23:2541 24:2136 25:2 27:2346 31:1937 32:88 35:24 36:492 37:2629 38:1463 39:245 40:103 41:2997 42:538 43:1953 44:97 45:3727 46:3018 47:200 49:1362 50:1041 51:48 52:976 54:360 55:6 56:7 57:42 58:1596 59:1038 60:387 61:2062 62:1801 63:1803 64:4721 65:2226 66:4534 67:2342 68:1169 69:3189 70:1171 71:559 72:2099 74:2671 75:398 76:425 77:1520 78:1685 79:1845 80:1487 81:1414 82:1082 83:794 84:1006 85:2020 86:556 87:1258 88:919 89:2295 90:186 91:6283 92:1178 93:2369 94:2410 95:2735 96:650 97:357 98:928 99:120 100:79 101:1474 102:26 103:17188 104:3275 105:220 106:542 107:1803 108:708 109:2697 110:1572 111:1773 112:1312 113:1379 114:1129 115:1636 116:1642 117:1699 118:2202 119:1675 120:968 121:1059 122:2463 123:1802 124:1458 125:1855 128:987 129:602 130:434 131:1604 132:615 133:194 134:997 135:226 136:439 137:477 138:1961 139:568 140:402 141:684 142:779 143:989 144:797 145:454 146:1164 147:747 148:1535 149:704 150:736 151:987 152:761 153:309 154:1024 155:755 156:838 157:772 158:623 159:1617 160:865 161:737 162:2548 163:523 164:1021 165:1391 166:396 167:1389 168:3095 169:805 170:3657 171:414 172:1038 173:1921 174:877 175:753 176:1920 177:3952 178:2423 179:1156 180:2240 181:2143 182:2467 183:1131 184:906 185:12596 186:3452 187:2318 188:2676 189:1968 190:8118 191:1365 192:9789 193:5889 194:4778 195:3981 196:2419 197:1418 198:5523 199:5890 200:7320 201:4881 202:10372 203:10038 204:4542 205:2870 206:3064 207:3120 208:3989 209:3926 210:4039 211:2116 212:2995 213:2623 214:902 215:61 216:5850 217:2137 218:899 219:621 220:1726 221:996 222:1053 223:1238 End of report
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