Weekly Routing Table Report
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, 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 08 Oct, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 613098 Prefixes after maximum aggregation (per Origin AS): 220270 Deaggregation factor: 2.78 Unique aggregates announced (without unneeded subnets): 299031 Total ASes present in the Internet Routing Table: 54952 Prefixes per ASN: 11.16 Origin-only ASes present in the Internet Routing Table: 36365 Origin ASes announcing only one prefix: 15357 Transit ASes present in the Internet Routing Table: 6515 Transit-only ASes present in the Internet Routing Table: 168 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 54 Max AS path prepend of ASN ( 55644) 51 Prefixes from unregistered ASNs in the Routing Table: 59 Unregistered ASNs in the Routing Table: 16 Number of 32-bit ASNs allocated by the RIRs: 15672 Number of 32-bit ASNs visible in the Routing Table: 12072 Prefixes from 32-bit ASNs in the Routing Table: 48549 Number of bogon 32-bit ASNs visible in the Routing Table: 171 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 368 Number of addresses announced to Internet: 2831156388 Equivalent to 168 /8s, 192 /16s and 4 /24s Percentage of available address space announced: 76.5 Percentage of allocated address space announced: 76.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.3 Total number of prefixes smaller than registry allocations: 199304 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 156388 Total APNIC prefixes after maximum aggregation: 42908 APNIC Deaggregation factor: 3.64 Prefixes being announced from the APNIC address blocks: 170156 Unique aggregates announced from the APNIC address blocks: 69373 APNIC Region origin ASes present in the Internet Routing Table: 5186 APNIC Prefixes per ASN: 32.81 APNIC Region origin ASes announcing only one prefix: 1148 APNIC Region transit ASes present in the Internet Routing Table: 939 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 54 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2406 Number of APNIC addresses announced to Internet: 760131012 Equivalent to 45 /8s, 78 /16s and 173 /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: 184574 Total ARIN prefixes after maximum aggregation: 89501 ARIN Deaggregation factor: 2.06 Prefixes being announced from the ARIN address blocks: 190411 Unique aggregates announced from the ARIN address blocks: 88508 ARIN Region origin ASes present in the Internet Routing Table: 16168 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 5673 ARIN Region transit ASes present in the Internet Routing Table: 1700 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: 1499 Number of ARIN addresses announced to Internet: 1107151264 Equivalent to 65 /8s, 253 /16s and 201 /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: 146152 Total RIPE prefixes after maximum aggregation: 71972 RIPE Deaggregation factor: 2.03 Prefixes being announced from the RIPE address blocks: 156615 Unique aggregates announced from the RIPE address blocks: 96828 RIPE Region origin ASes present in the Internet Routing Table: 18129 RIPE Prefixes per ASN: 8.64 RIPE Region origin ASes announcing only one prefix: 7815 RIPE Region transit ASes present in the Internet Routing Table: 3040 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 5059 Number of RIPE addresses announced to Internet: 709023488 Equivalent to 42 /8s, 66 /16s and 215 /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: 62520 Total LACNIC prefixes after maximum aggregation: 12578 LACNIC Deaggregation factor: 4.97 Prefixes being announced from the LACNIC address blocks: 78550 Unique aggregates announced from the LACNIC address blocks: 37624 LACNIC Region origin ASes present in the Internet Routing Table: 2482 LACNIC Prefixes per ASN: 31.65 LACNIC Region origin ASes announcing only one prefix: 544 LACNIC Region transit ASes present in the Internet Routing Table: 587 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 22 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2844 Number of LACNIC addresses announced to Internet: 170638912 Equivalent to 10 /8s, 43 /16s and 190 /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: 14855 Total AfriNIC prefixes after maximum aggregation: 3301 AfriNIC Deaggregation factor: 4.50 Prefixes being announced from the AfriNIC address blocks: 16998 Unique aggregates announced from the AfriNIC address blocks: 6371 AfriNIC Region origin ASes present in the Internet Routing Table: 740 AfriNIC Prefixes per ASN: 22.97 AfriNIC Region origin ASes announcing only one prefix: 177 AfriNIC Region transit ASes present in the Internet Routing Table: 184 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 264 Number of AfriNIC addresses announced to Internet: 83812096 Equivalent to 4 /8s, 254 /16s and 223 /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 5559 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3532 382 249 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2953 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2815 11131 853 KIXS-AS-KR Korea Telecom, KR 9829 2699 1497 532 BSNL-NIB National Internet Backbone, IN 9808 2185 8781 42 CMNET-GD Guangdong Mobile Communication 4755 2056 429 219 TATACOMM-AS TATA Communications formerl 4808 1769 2289 522 CHINA169-BJ China Unicom Beijing Provin 45899 1563 1235 90 VNPT-AS-VN VNPT Corp, VN 24560 1549 516 220 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 3526 2964 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6389 2218 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc., 18566 2196 405 110 MEGAPATH5-US - MegaPath Corporation, US 20115 1941 1985 406 CHARTER-NET-HKY-NC - Charter Communicat 30036 1746 336 294 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 1725 5070 658 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 6983 1677 848 227 ITCDELTA - Earthlink, Inc., US 701 1612 10674 674 UUNET - MCI Communications Services, In 16509 1424 2537 474 AMAZON-02 - Amazon.com, Inc., US 7018 1366 20092 1006 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 3329 169 15 ALJAWWALSTC-AS , SA 20940 2805 1054 2007 AKAMAI-ASN1 , US 34984 1977 326 354 TELLCOM-AS , TR 12479 1360 1018 46 UNI2-AS , ES 13188 1267 99 57 BANKINFORM-AS , UA 8551 1206 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 6849 1142 355 21 UKRTELNET , UA 8402 1096 544 15 CORBINA-AS Russia, RU 12389 923 1120 406 ROSTELECOM-AS , RU 6830 892 2755 467 LGI-UPC formerly known as UPC Broadband 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 3497 540 183 Telmex Colombia S.A., CO 8151 2265 3353 556 Uninet S.A. de C.V., MX 7303 1547 958 246 Telecom Argentina S.A., AR 6503 1419 437 54 Axtel, S.A.B. de C.V., MX 11830 1322 367 57 Instituto Costarricense de Electricidad 6147 1230 377 27 Telefonica del Peru S.A.A., PE 28573 1000 2221 197 CLARO S.A., BR 7738 994 1882 40 Telemar Norte Leste S.A., BR 3816 974 471 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 906 125 76 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 1184 402 50 LINKdotNET-AS, EG 36903 682 343 125 MT-MPLS, MA 37611 665 67 6 Afrihost, ZA 36992 565 1373 25 ETISALAT-MISR, EG 8452 518 1471 15 TE-AS TE-AS, EG 37492 384 250 69 ORANGE-TN, TN 24835 350 611 17 RAYA-AS, EG 29571 332 37 12 CITelecom-AS, CI 15399 302 35 7 WANANCHI-KE, KE 2018 269 327 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 5559 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3532 382 249 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 3526 2964 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3497 540 183 Telmex Colombia S.A., CO 39891 3329 169 15 ALJAWWALSTC-AS , SA 17974 2953 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2815 11131 853 KIXS-AS-KR Korea Telecom, KR 20940 2805 1054 2007 AKAMAI-ASN1 , US 9829 2699 1497 532 BSNL-NIB National Internet Backbone, IN 8151 2265 3353 556 Uninet S.A. de C.V., MX 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 3526 3380 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3497 3314 Telmex Colombia S.A., CO 39891 3329 3314 ALJAWWALSTC-AS , SA 7545 3532 3283 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2953 2875 TELKOMNET-AS2-AP PT Telekomunikasi Indo 6389 2218 2177 BELLSOUTH-NET-BLK - BellSouth.net Inc., 9829 2699 2167 BSNL-NIB National Internet Backbone, IN 9808 2185 2143 CMNET-GD Guangdong Mobile Communication 18566 2196 2086 MEGAPATH5-US - MegaPath Corporation, US 4766 2815 1962 KIXS-AS-KR Korea Telecom, KR 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 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 65512 PRIVATE 45.252.244.0/24 45899 VNPT-AS-VN VNPT Corp, VN 65512 PRIVATE 45.252.245.0/24 45899 VNPT-AS-VN VNPT Corp, VN Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.249.144.0/20 40430 COLO4JAX-AS - colo4jax, LLC, US 27.100.7.0/24 56096 UNKNOWN 41.73.1.0/24 37004 -Reserved AS-, ZZ 41.73.2.0/24 37004 -Reserved AS-, ZZ 41.73.3.0/24 37004 -Reserved AS-, ZZ 41.73.4.0/24 37004 -Reserved AS-, ZZ 41.73.5.0/24 37004 -Reserved AS-, ZZ 41.73.6.0/24 37004 -Reserved AS-, ZZ 41.73.7.0/24 37004 -Reserved AS-, ZZ 41.73.8.0/24 37004 -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 /8:16 /9:13 /10:36 /11:103 /12:273 /13:523 /14:1052 /15:1775 /16:13173 /17:7840 /18:13061 /19:25397 /20:38800 /21:40321 /22:68217 /23:59789 /24:341400 /25:473 /26:397 /27:303 /28:57 /29:32 /30:13 /31:1 /32:33 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2896 3329 ALJAWWALSTC-AS , SA 22773 2747 3526 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2088 2196 MEGAPATH5-US - MegaPath Corporation, US 30036 1561 1746 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 10620 1422 3497 Telmex Colombia S.A., CO 6389 1416 2218 BELLSOUTH-NET-BLK - BellSouth.net Inc., 6983 1325 1677 ITCDELTA - Earthlink, Inc., US 34984 1262 1977 TELLCOM-AS , TR 11492 1211 1303 CABLEONE - CABLE ONE, INC., US 13188 1042 1267 BANKINFORM-AS , UA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1670 2:786 4:23 5:2196 6:31 8:992 12:1800 13:44 14:1743 15:46 16:2 17:99 18:126 20:50 22:1 23:1869 24:1809 27:2322 31:1790 32:83 33:4 35:4 36:326 37:2321 38:1260 39:36 40:102 41:2970 42:453 43:1862 44:45 45:2150 46:2544 47:98 49:1178 50:911 51:13 52:553 53:2 54:350 55:6 56:4 57:41 58:1568 59:1018 60:376 61:1826 62:1510 63:1917 64:4581 65:2175 66:4271 67:2216 68:1131 69:3267 70:1284 71:557 72:2080 74:2583 75:402 76:415 77:1404 78:1217 79:925 80:1307 81:1406 82:988 83:705 84:872 85:1575 86:482 87:1134 88:553 89:2095 90:222 91:6104 92:918 93:2369 94:2418 95:2496 96:578 97:344 98:958 99:89 100:147 101:1157 103:12506 104:2566 105:126 106:441 107:1435 108:780 109:2277 110:1278 111:1638 112:1069 113:1145 114:1084 115:1688 116:1678 117:1569 118:2050 119:1578 120:937 121:1122 122:2268 123:2035 124:1569 125:1827 128:693 129:438 130:419 131:1379 132:607 133:175 134:488 135:198 136:386 137:397 138:1781 139:431 140:601 141:447 142:668 143:957 144:726 145:165 146:956 147:653 148:1392 149:540 150:659 151:899 152:673 153:301 154:693 155:950 156:529 157:533 158:389 159:1207 160:517 161:735 162:2408 163:570 164:775 165:1120 166:336 167:1188 168:2253 169:658 170:1992 171:252 172:748 173:1738 174:767 175:671 176:1727 177:4038 178:2244 179:1174 180:2148 181:1918 182:2080 183:1006 184:835 185:7591 186:3201 187:2149 188:2208 189:1757 190:7832 191:1302 192:9040 193:5745 194:4461 195:3849 196:1784 197:1214 198:5589 199:5757 200:7176 201:3705 202:10120 203:9838 204:4513 205:2735 206:2999 207:3075 208:4069 209:3872 210:3887 211:2045 212:2731 213:2347 214:861 215:68 216:5704 217:1989 218:804 219:611 220:1634 221:880 222:698 223:1311 End of report
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