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, AusNOG, SANOG, PacNOG, MENOG, SAFNOG, SdNOG, BJNOG, CaribNOG 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 03 Jun, 2017 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 650075 Prefixes after maximum aggregation (per Origin AS): 253371 Deaggregation factor: 2.57 Unique aggregates announced (without unneeded subnets): 313766 Total ASes present in the Internet Routing Table: 57397 Prefixes per ASN: 11.33 Origin-only ASes present in the Internet Routing Table: 49676 Origin ASes announcing only one prefix: 21966 Transit ASes present in the Internet Routing Table: 7721 Transit-only ASes present in the Internet Routing Table: 223 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 45 Max AS path prepend of ASN ( 55644) 41 Prefixes from unregistered ASNs in the Routing Table: 75 Numnber of instances of unregistered ASNs: 79 Number of 32-bit ASNs allocated by the RIRs: 18845 Number of 32-bit ASNs visible in the Routing Table: 14651 Prefixes from 32-bit ASNs in the Routing Table: 59470 Number of bogon 32-bit ASNs visible in the Routing Table: 62 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 371 Number of addresses announced to Internet: 2848498020 Equivalent to 169 /8s, 200 /16s and 161 /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: 98.6 Total number of prefixes smaller than registry allocations: 216741 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 178319 Total APNIC prefixes after maximum aggregation: 51254 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 177534 Unique aggregates announced from the APNIC address blocks: 73377 APNIC Region origin ASes present in the Internet Routing Table: 8157 APNIC Prefixes per ASN: 21.76 APNIC Region origin ASes announcing only one prefix: 2280 APNIC Region transit ASes present in the Internet Routing Table: 1158 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 45 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2982 Number of APNIC addresses announced to Internet: 763338596 Equivalent to 45 /8s, 127 /16s and 159 /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: 197726 Total ARIN prefixes after maximum aggregation: 94486 ARIN Deaggregation factor: 2.09 Prefixes being announced from the ARIN address blocks: 199729 Unique aggregates announced from the ARIN address blocks: 91822 ARIN Region origin ASes present in the Internet Routing Table: 17896 ARIN Prefixes per ASN: 11.16 ARIN Region origin ASes announcing only one prefix: 6624 ARIN Region transit ASes present in the Internet Routing Table: 1776 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1998 Number of ARIN addresses announced to Internet: 1110645408 Equivalent to 66 /8s, 51 /16s and 26 /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: 175068 Total RIPE prefixes after maximum aggregation: 85454 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 170673 Unique aggregates announced from the RIPE address blocks: 102684 RIPE Region origin ASes present in the Internet Routing Table: 24083 RIPE Prefixes per ASN: 7.09 RIPE Region origin ASes announcing only one prefix: 11105 RIPE Region transit ASes present in the Internet Routing Table: 3395 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 5875 Number of RIPE addresses announced to Internet: 711601280 Equivalent to 42 /8s, 106 /16s and 44 /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: 81723 Total LACNIC prefixes after maximum aggregation: 18302 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 82998 Unique aggregates announced from the LACNIC address blocks: 38686 LACNIC Region origin ASes present in the Internet Routing Table: 5963 LACNIC Prefixes per ASN: 13.92 LACNIC Region origin ASes announcing only one prefix: 1636 LACNIC Region transit ASes present in the Internet Routing Table: 1096 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3481 Number of LACNIC addresses announced to Internet: 170738656 Equivalent to 10 /8s, 45 /16s and 67 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-266652 + 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: 17121 Total AfriNIC prefixes after maximum aggregation: 3825 AfriNIC Deaggregation factor: 4.48 Prefixes being announced from the AfriNIC address blocks: 18770 Unique aggregates announced from the AfriNIC address blocks: 6865 AfriNIC Region origin ASes present in the Internet Routing Table: 1047 AfriNIC Prefixes per ASN: 17.93 AfriNIC Region origin ASes announcing only one prefix: 320 AfriNIC Region transit ASes present in the Internet Routing Table: 205 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 315 Number of AfriNIC addresses announced to Internet: 91747328 Equivalent to 5 /8s, 119 /16s and 244 /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 5566 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3935 402 370 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2999 903 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2781 11137 759 KIXS-AS-KR Korea Telecom, KR 9829 2733 1499 540 BSNL-NIB National Internet Backbone, IN 9808 2215 8699 34 CMNET-GD Guangdong Mobile Communication 4755 2089 422 222 TATACOMM-AS TATA Communications formerl 45899 1987 1392 108 VNPT-AS-VN VNPT Corp, VN 7552 1616 1100 66 VIETEL-AS-AP Viettel Corporation, VN 9498 1579 361 138 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 22773 3726 2968 153 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3410 1333 80 SHAW - Shaw Communications Inc., CA 18566 2181 405 109 MEGAPATH5-US - MegaPath Corporation, US 6389 2066 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc., 20115 2006 2166 417 CHARTER-NET-HKY-NC - Charter Communicat 209 1815 5069 638 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 16509 1805 3440 585 AMAZON-02 - Amazon.com, Inc., US 30036 1778 324 316 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 6983 1696 854 232 ITCDELTA - Earthlink, Inc., US 701 1559 10578 636 UUNET - MCI Communications Services, In 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 3338 187 22 ALJAWWALSTC-AS, SA 8551 3187 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2866 985 2058 AKAMAI-ASN1, US 34984 2014 328 387 TELLCOM-AS, TR 9121 1981 1691 17 TTNET, TR 12479 1612 1044 52 UNI2-AS, ES 13188 1595 99 62 TRIOLAN, UA 12389 1507 1398 620 ROSTELECOM-AS, RU 9198 1324 352 25 KAZTELECOM-AS, KZ 6849 1225 355 21 UKRTELNET, 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 10620 3538 544 173 Telmex Colombia S.A., CO 8151 2516 3400 573 Uninet S.A. de C.V., MX 11830 2084 369 57 Instituto Costarricense de Electricidad 7303 1566 1009 249 Telecom Argentina S.A., AR 6503 1540 437 53 Axtel, S.A.B. de C.V., MX 6147 1293 377 27 Telefonica del Peru S.A.A., PE 3816 1012 494 186 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28573 1010 2300 176 CLARO S.A., BR 11172 906 126 81 Alestra, S. de R.L. de C.V., MX 18881 895 1052 23 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 1260 398 48 LINKdotNET-AS, EG 36903 713 358 123 MT-MPLS, MA 37611 713 67 7 Afrihost, ZA 36992 627 1375 26 ETISALAT-MISR, EG 24835 495 850 15 RAYA-AS, EG 29571 419 36 10 CITelecom-AS, CI 37492 407 320 75 ORANGE-, TN 8452 402 1730 17 TE-AS TE-AS, EG 15399 353 35 7 WANANCHI-, KE 2018 297 327 74 TENET-1, ZA 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 5566 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3935 402 370 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 3726 2968 153 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3538 544 173 Telmex Colombia S.A., CO 6327 3410 1333 80 SHAW - Shaw Communications Inc., CA 39891 3338 187 22 ALJAWWALSTC-AS, SA 8551 3187 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 17974 2999 903 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo 20940 2866 985 2058 AKAMAI-ASN1, US 4766 2781 11137 759 KIXS-AS-KR Korea Telecom, KR Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 3726 3573 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7545 3935 3565 TPG-INTERNET-AP TPG Telecom Limited, AU 10620 3538 3365 Telmex Colombia S.A., CO 6327 3410 3330 SHAW - Shaw Communications Inc., CA 39891 3338 3316 ALJAWWALSTC-AS, SA 8551 3187 3147 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 17974 2999 2927 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I 9829 2733 2193 BSNL-NIB National Internet Backbone, IN 9808 2215 2181 CMNET-GD Guangdong Mobile Communication Co.Ltd. 18566 2181 2072 MEGAPATH5-US - MegaPath Corporation, 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 65001 PRIVATE 5.143.176.0/20 15468 KLGELECS-AS 38, Teatralnaya st 65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US 65001 PRIVATE 31.172.192.0/20 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.192.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.200.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.208.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.216.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65000 PRIVATE 31.219.177.0/25 8966 ETISALAT-AS P.O. Box 1150, Dub 65000 PRIVATE 31.219.177.128/25 8966 ETISALAT-AS P.O. Box 1150, Dub 66255 UNALLOCATED 45.6.244.0/22 16735 ALGAR TELECOM S/A, BR Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.128.15.0/24 55427 BROADLINK-AS-AP Broadlink Nepal, NP 14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 27.100.7.0/24 56096 UNKNOWN 36.255.248.0/24 64091 UNKNOWN 36.255.250.0/24 64091 UNKNOWN 41.76.232.0/21 62878 XLITT - Xlitt, US 41.77.248.0/21 62878 XLITT - Xlitt, 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 /8:15 /9:13 /10:36 /11:104 /12:280 /13:546 /14:1047 /15:1849 /16:13483 /17:7616 /18:13409 /19:24727 /20:38578 /21:41118 /22:76987 /23:63986 /24:364065 /25:832 /26:613 /27:639 /28:43 /29:32 /30:26 /31:3 /32:28 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6327 3204 3410 SHAW - Shaw Communications Inc., CA 39891 2898 3338 ALJAWWALSTC-AS, SA 22773 2878 3726 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 8551 2652 3187 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 18566 2074 2181 MEGAPATH5-US - MegaPath Corporation, US 30036 1574 1778 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 11830 1474 2084 Instituto Costarricense de Electricidad y Telec 10620 1468 3538 Telmex Colombia S.A., CO 6389 1373 2066 BELLSOUTH-NET-BLK - BellSouth.net Inc., US 9121 1373 1981 TTNET, TR Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1603 2:842 4:27 5:2426 6:34 8:1095 12:1826 13:122 14:1772 15:27 16:2 17:123 18:121 20:57 23:2295 24:1823 25:2 27:2445 31:1903 32:83 33:9 35:20 36:407 37:2594 38:1331 39:43 40:97 41:3007 42:468 43:1923 44:72 45:2696 46:2769 47:121 49:1207 50:985 51:19 52:819 54:361 55:3 56:4 57:42 58:1599 59:1043 60:390 61:1944 62:1552 63:1908 64:4578 65:2208 66:4529 67:2252 68:1217 69:3368 70:1147 71:582 72:2167 74:2683 75:387 76:430 77:1472 78:1441 79:2441 80:1390 81:1386 82:976 83:723 84:871 85:1754 86:481 87:1155 88:766 89:2063 90:176 91:6198 92:1022 93:2391 94:2371 95:2756 96:622 97:352 98:1031 99:90 100:155 101:1307 103:14912 104:2907 105:188 106:486 107:1646 108:816 109:3003 110:1411 111:1744 112:1185 113:1232 114:1036 115:1730 116:1787 117:1715 118:2156 119:1574 120:1029 121:1110 122:2278 123:1811 124:1523 125:1891 128:746 129:645 130:440 131:1386 132:518 133:191 134:643 135:226 136:455 137:439 138:1968 139:483 140:377 141:571 142:748 143:927 144:787 145:182 146:1031 147:676 148:1430 149:579 150:710 151:971 152:797 153:288 154:832 155:743 156:592 157:640 158:449 159:1460 160:663 161:746 162:2515 163:530 164:794 165:1211 166:385 167:1245 168:2653 169:779 170:3322 171:318 172:1018 173:1915 174:804 175:749 176:1845 177:4088 178:2498 179:1151 180:2204 181:1895 182:2362 183:996 184:860 185:9786 186:3117 187:2184 188:2705 189:1807 190:8202 191:1333 192:9422 193:5788 194:4655 195:3880 196:2125 197:1222 198:5510 199:5897 200:7458 201:4325 202:10406 203:9979 204:4481 205:2813 206:3016 207:3166 208:3977 209:4022 210:3963 211:2147 212:2842 213:2481 214:881 215:67 216:5736 217:2077 218:848 219:600 220:1653 221:912 222:757 223:1180 End of report