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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Aug 19 20:01:43 CEST 2016
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 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 20 Aug, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 606224 Prefixes after maximum aggregation (per Origin AS): 219465 Deaggregation factor: 2.76 Unique aggregates announced (without unneeded subnets): 296500 Total ASes present in the Internet Routing Table: 54628 Prefixes per ASN: 11.10 Origin-only ASes present in the Internet Routing Table: 36451 Origin ASes announcing only one prefix: 15461 Transit ASes present in the Internet Routing Table: 6482 Transit-only ASes present in the Internet Routing Table: 173 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: 61 Unregistered ASNs in the Routing Table: 16 Number of 32-bit ASNs allocated by the RIRs: 15101 Number of 32-bit ASNs visible in the Routing Table: 11695 Prefixes from 32-bit ASNs in the Routing Table: 46366 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 340 Number of addresses announced to Internet: 2821914468 Equivalent to 168 /8s, 50 /16s and 255 /24s Percentage of available address space announced: 76.2 Percentage of allocated address space announced: 76.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.2 Total number of prefixes smaller than registry allocations: 197037 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 155735 Total APNIC prefixes after maximum aggregation: 42924 APNIC Deaggregation factor: 3.63 Prefixes being announced from the APNIC address blocks: 168786 Unique aggregates announced from the APNIC address blocks: 68899 APNIC Region origin ASes present in the Internet Routing Table: 5189 APNIC Prefixes per ASN: 32.53 APNIC Region origin ASes announcing only one prefix: 1171 APNIC Region transit ASes present in the Internet Routing Table: 928 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 54 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2311 Number of APNIC addresses announced to Internet: 759335748 Equivalent to 45 /8s, 66 /16s and 139 /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: 182874 Total ARIN prefixes after maximum aggregation: 89341 ARIN Deaggregation factor: 2.05 Prefixes being announced from the ARIN address blocks: 188542 Unique aggregates announced from the ARIN address blocks: 88104 ARIN Region origin ASes present in the Internet Routing Table: 16238 ARIN Prefixes per ASN: 11.61 ARIN Region origin ASes announcing only one prefix: 5734 ARIN Region transit ASes present in the Internet Routing Table: 1712 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: 1402 Number of ARIN addresses announced to Internet: 1105120096 Equivalent to 65 /8s, 222 /16s and 203 /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: 145131 Total RIPE prefixes after maximum aggregation: 71614 RIPE Deaggregation factor: 2.03 Prefixes being announced from the RIPE address blocks: 155153 Unique aggregates announced from the RIPE address blocks: 96085 RIPE Region origin ASes present in the Internet Routing Table: 18113 RIPE Prefixes per ASN: 8.57 RIPE Region origin ASes announcing only one prefix: 7827 RIPE Region transit ASes present in the Internet Routing Table: 3018 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 5008 Number of RIPE addresses announced to Internet: 706190208 Equivalent to 42 /8s, 23 /16s and 155 /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: 61593 Total LACNIC prefixes after maximum aggregation: 12302 LACNIC Deaggregation factor: 5.01 Prefixes being announced from the LACNIC address blocks: 76960 Unique aggregates announced from the LACNIC address blocks: 36993 LACNIC Region origin ASes present in the Internet Routing Table: 2476 LACNIC Prefixes per ASN: 31.08 LACNIC Region origin ASes announcing only one prefix: 556 LACNIC Region transit ASes present in the Internet Routing Table: 581 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2729 Number of LACNIC addresses announced to Internet: 169885504 Equivalent to 10 /8s, 32 /16s and 63 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-265628 + 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: 14463 Total AfriNIC prefixes after maximum aggregation: 3274 AfriNIC Deaggregation factor: 4.42 Prefixes being announced from the AfriNIC address blocks: 16443 Unique aggregates announced from the AfriNIC address blocks: 6106 AfriNIC Region origin ASes present in the Internet Routing Table: 737 AfriNIC Prefixes per ASN: 22.31 AfriNIC Region origin ASes announcing only one prefix: 173 AfriNIC Region transit ASes present in the Internet Routing Table: 179 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 245 Number of AfriNIC addresses announced to Internet: 81057280 Equivalent to 4 /8s, 212 /16s and 214 /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 5551 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3496 385 256 TPG-INTERNET-AP TPG Telecom Limited, AU 4766 3200 11145 1130 KIXS-AS-KR Korea Telecom, KR 17974 2939 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo 9829 2659 1494 526 BSNL-NIB National Internet Backbone, IN 9808 2144 8781 42 CMNET-GD Guangdong Mobile Communication 4755 2056 429 227 TATACOMM-AS TATA Communications formerl 4808 1759 2293 533 CHINA169-BJ China Unicom Beijing Provin 24560 1531 505 217 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 38197 1514 94 286 SUNHK-DATA-AS-AP Sun Network (Hong Kong 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 3494 2964 144 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6389 2227 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc., 18566 2194 405 110 MEGAPATH5-US - MegaPath Corporation, US 20115 1936 1965 402 CHARTER-NET-HKY-NC - Charter Communicat 30036 1745 341 281 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 1714 5082 655 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 6983 1688 849 228 ITCDELTA - Earthlink, Inc., US 16509 1382 2530 447 AMAZON-02 - Amazon.com, Inc., US 7018 1343 20058 997 ATT-INTERNET4 - AT&T Services, Inc., US 701 1289 10719 696 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 3329 169 15 ALJAWWALSTC-AS , SA 20940 2763 1063 1967 AKAMAI-ASN1 , US 34984 1983 327 357 TELLCOM-AS , TR 12479 1315 1018 46 UNI2-AS , ES 8551 1213 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 6849 1148 355 21 UKRTELNET , UA 13188 1097 98 64 BANKINFORM-AS , UA 8402 1002 544 15 CORBINA-AS Russia, RU 9198 928 352 25 KAZTELECOM-AS , KZ 6830 886 2752 465 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 3477 541 154 Telmex Colombia S.A., CO 8151 2266 3361 544 Uninet S.A. de C.V., MX 7303 1539 949 243 Telecom Argentina S.A., AR 6503 1415 437 55 Axtel, S.A.B. de C.V., MX 11830 1344 368 65 Instituto Costarricense de Electricidad 6147 1076 377 27 Telefonica del Peru S.A.A., PE 7738 994 1882 40 Telemar Norte Leste S.A., BR 3816 956 459 212 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 907 125 76 Alestra, S. de R.L. de C.V., MX 28573 896 2180 158 CLARO 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 1184 402 48 LINKdotNET-AS, EG 36903 651 327 118 MT-MPLS, MA 37611 649 48 2 Afrihost, ZA 36992 539 1357 26 ETISALAT-MISR, EG 8452 524 1472 15 TE-AS TE-AS, EG 37492 380 246 69 ORANGE-TN, TN 24835 348 610 16 RAYA-AS, EG 29571 301 37 12 CITelecom-AS, CI 15399 293 35 6 WANANCHI-KE, KE 2018 264 327 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 5551 4190 74 ERX-CERNET-BKB China Education and Rese 7545 3496 385 256 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 3494 2964 144 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3477 541 154 Telmex Colombia S.A., CO 39891 3329 169 15 ALJAWWALSTC-AS , SA 4766 3200 11145 1130 KIXS-AS-KR Korea Telecom, KR 17974 2939 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo 20940 2763 1063 1967 AKAMAI-ASN1 , US 9829 2659 1494 526 BSNL-NIB National Internet Backbone, IN 8151 2266 3361 544 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 3494 3350 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3477 3323 Telmex Colombia S.A., CO 39891 3329 3314 ALJAWWALSTC-AS , SA 7545 3496 3240 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2939 2861 TELKOMNET-AS2-AP PT Telekomunikasi Indo 6389 2227 2186 BELLSOUTH-NET-BLK - BellSouth.net Inc., 9829 2659 2133 BSNL-NIB National Internet Backbone, IN 9808 2144 2102 CMNET-GD Guangdong Mobile Communication 18566 2194 2084 MEGAPATH5-US - MegaPath Corporation, US 4766 3200 2070 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 65412 PRIVATE 41.89.7.0/24 36866 JTL, KE 65512 PRIVATE 45.252.244.0/24 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 /11:101 /12:266 /13:516 /14:1049 /15:1769 /16:13136 /17:7794 /18:12731 /19:25299 /20:38387 /21:40059 /22:67338 /23:59077 /24:336969 /25:567 /26:581 /27:386 /28:53 /29:32 /30:14 /31:1 /32:34 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2896 3329 ALJAWWALSTC-AS , SA 22773 2723 3494 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2086 2194 MEGAPATH5-US - MegaPath Corporation, US 30036 1560 1745 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 6389 1438 2227 BELLSOUTH-NET-BLK - BellSouth.net Inc., 10620 1389 3477 Telmex Colombia S.A., CO 6983 1339 1688 ITCDELTA - Earthlink, Inc., US 34984 1266 1983 TELLCOM-AS , TR 11492 1166 1263 CABLEONE - CABLE ONE, INC., US 6849 968 1148 UKRTELNET , UA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1645 2:764 4:20 5:2146 6:31 8:983 12:1769 13:42 14:1755 15:45 16:2 17:92 18:125 20:50 22:1 23:1621 24:1792 27:2293 31:1782 32:69 33:4 35:5 36:325 37:2372 38:1249 39:36 40:94 41:2878 42:446 43:1868 44:44 45:2155 46:2545 47:85 49:1197 50:902 51:12 52:543 54:348 55:6 56:7 57:42 58:1639 59:1001 60:378 61:1812 62:1507 63:1929 64:4549 65:2182 66:4239 67:2205 68:1125 69:3261 70:1255 71:485 72:2006 74:2546 75:348 76:406 77:1426 78:1263 79:854 80:1276 81:1396 82:978 83:714 84:856 85:1593 86:491 87:1089 88:543 89:2060 90:214 91:6091 92:948 93:2326 94:2438 95:2481 96:504 97:353 98:943 99:41 100:78 101:1091 103:12006 104:2517 105:124 106:434 107:1329 108:648 109:2216 110:1283 111:1661 112:1042 113:1244 114:1073 115:1671 116:1639 117:1540 118:2025 119:1574 120:921 121:1115 122:2249 123:2026 124:1583 125:1821 128:631 129:426 130:412 131:1363 132:601 133:176 134:475 135:144 136:384 137:394 138:1820 139:423 140:547 141:456 142:660 143:944 144:733 145:163 146:937 147:655 148:1387 149:539 150:653 151:872 152:638 153:315 154:652 155:956 156:523 157:498 158:382 159:1149 160:511 161:730 162:2387 163:562 164:907 165:1076 166:321 167:1171 168:2051 169:664 170:1854 171:259 172:667 173:1665 174:756 175:694 176:1735 177:4029 178:2207 179:1162 180:2145 181:1824 182:2024 183:974 184:819 185:7204 186:3117 187:2131 188:2173 189:1728 190:7695 191:1270 192:9009 193:5729 194:4444 195:3843 196:1730 197:1130 198:5536 199:5733 200:7124 201:3644 202:10100 203:9840 204:4500 205:2727 206:2971 207:3083 208:4035 209:3868 210:3874 211:2068 212:2723 213:2338 214:852 215:70 216:5847 217:1984 218:798 219:608 220:1639 221:882 222:691 223:1278 End of report
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