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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Dec 27 19:12:26 CET 2013
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, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. 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 28 Dec, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 476821 Prefixes after maximum aggregation: 190476 Deaggregation factor: 2.50 Unique aggregates announced to Internet: 236639 Total ASes present in the Internet Routing Table: 45824 Prefixes per ASN: 10.41 Origin-only ASes present in the Internet Routing Table: 35504 Origin ASes announcing only one prefix: 16271 Transit ASes present in the Internet Routing Table: 5971 Transit-only ASes present in the Internet Routing Table: 176 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 53 Max AS path prepend of ASN ( 50404) 51 Prefixes from unregistered ASNs in the Routing Table: 2660 Unregistered ASNs in the Routing Table: 629 Number of 32-bit ASNs allocated by the RIRs: 5609 Number of 32-bit ASNs visible in the Routing Table: 4349 Prefixes from 32-bit ASNs in the Routing Table: 13678 Number of bogon 32-bit ASNs visible in the Routing Table: 1 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 1520 Number of addresses announced to Internet: 2661350716 Equivalent to 158 /8s, 160 /16s and 253 /24s Percentage of available address space announced: 71.9 Percentage of allocated address space announced: 71.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.4 Total number of prefixes smaller than registry allocations: 166420 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 113329 Total APNIC prefixes after maximum aggregation: 34207 APNIC Deaggregation factor: 3.31 Prefixes being announced from the APNIC address blocks: 115615 Unique aggregates announced from the APNIC address blocks: 48424 APNIC Region origin ASes present in the Internet Routing Table: 4874 APNIC Prefixes per ASN: 23.72 APNIC Region origin ASes announcing only one prefix: 1207 APNIC Region transit ASes present in the Internet Routing Table: 836 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 800 Number of APNIC addresses announced to Internet: 729291968 Equivalent to 43 /8s, 120 /16s and 28 /24s Percentage of available APNIC address space announced: 85.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 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: 163452 Total ARIN prefixes after maximum aggregation: 81927 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 164176 Unique aggregates announced from the ARIN address blocks: 75931 ARIN Region origin ASes present in the Internet Routing Table: 15934 ARIN Prefixes per ASN: 10.30 ARIN Region origin ASes announcing only one prefix: 5997 ARIN Region transit ASes present in the Internet Routing Table: 1667 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 50 Number of ARIN addresses announced to Internet: 1075567744 Equivalent to 64 /8s, 27 /16s and 220 /24s Percentage of available ARIN address space announced: 56.9 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, 393216-394239 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: 120144 Total RIPE prefixes after maximum aggregation: 61394 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 123813 Unique aggregates announced from the RIPE address blocks: 79385 RIPE Region origin ASes present in the Internet Routing Table: 17585 RIPE Prefixes per ASN: 7.04 RIPE Region origin ASes announcing only one prefix: 8311 RIPE Region transit ASes present in the Internet Routing Table: 2835 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2547 Number of RIPE addresses announced to Internet: 655655812 Equivalent to 39 /8s, 20 /16s and 131 /24s Percentage of available RIPE address space announced: 95.3 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, 196608-200191 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: 53629 Total LACNIC prefixes after maximum aggregation: 10074 LACNIC Deaggregation factor: 5.32 Prefixes being announced from the LACNIC address blocks: 59123 Unique aggregates announced from the LACNIC address blocks: 27515 LACNIC Region origin ASes present in the Internet Routing Table: 2060 LACNIC Prefixes per ASN: 28.70 LACNIC Region origin ASes announcing only one prefix: 548 LACNIC Region transit ASes present in the Internet Routing Table: 405 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 944 Number of LACNIC addresses announced to Internet: 147391160 Equivalent to 8 /8s, 201 /16s and 2 /24s Percentage of available LACNIC address space announced: 87.9 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus 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: 11810 Total AfriNIC prefixes after maximum aggregation: 2621 AfriNIC Deaggregation factor: 4.51 Prefixes being announced from the AfriNIC address blocks: 12574 Unique aggregates announced from the AfriNIC address blocks: 4208 AfriNIC Region origin ASes present in the Internet Routing Table: 699 AfriNIC Prefixes per ASN: 17.99 AfriNIC Region origin ASes announcing only one prefix: 208 AfriNIC Region transit ASes present in the Internet Routing Table: 146 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 8 Number of AfriNIC addresses announced to Internet: 48542656 Equivalent to 2 /8s, 228 /16s and 179 /24s Percentage of available AfriNIC address space announced: 48.2 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 4766 2946 11558 952 Korea Telecom 17974 2732 902 88 PT Telekomunikasi Indonesia 7545 2121 319 112 TPG Telecom Limited 4755 1810 392 191 TATA Communications formerly 9829 1559 1251 42 National Internet Backbone 9583 1293 100 537 Sify Limited 9498 1235 309 71 BHARTI Airtel Ltd. 7552 1219 1080 13 Viettel Corporation 4808 1138 2120 346 CNCGROUP IP network China169 24560 1098 382 167 Bharti Airtel Ltd., Telemedia 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 6389 3027 3688 53 BellSouth.net Inc. 22773 2320 2939 139 Cox Communications Inc. 1785 2146 686 131 PaeTec Communications, Inc. 18566 2050 379 178 MegaPath Corporation 20115 1682 1664 594 Charter Communications 4323 1629 1081 412 tw telecom holdings, inc. 701 1507 11144 778 MCI Communications Services, 30036 1375 309 574 Mediacom Communications Corp 7018 1309 17746 848 AT&T Services, Inc. 6983 1295 756 580 ITC^Deltacom 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 8402 1868 544 16 OJSC "Vimpelcom" 34984 1359 243 225 TELLCOM ILETISIM HIZMETLERI A 20940 1210 456 913 Akamai International B.V. 31148 1012 45 20 Freenet Ltd. 13188 919 99 41 TOV "Bank-Inform" 6849 860 363 38 JSC "Ukrtelecom" 8551 848 370 38 Bezeq International-Ltd 6830 771 2327 424 Liberty Global Operations B.V 12479 685 798 53 France Telecom Espana SA 35228 551 246 16 Telefonica UK Limited 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 28573 3420 1839 100 NET Serviços de Comunicação S 10620 2691 435 209 Telmex Colombia S.A. 18881 1789 908 20 Global Village Telecom 7303 1743 1163 230 Telecom Argentina S.A. 8151 1373 2857 430 Uninet S.A. de C.V. 11830 868 364 15 Instituto Costarricense de El 27947 858 93 89 Telconet S.A 7738 813 1562 37 Telemar Norte Leste S.A. 6503 791 434 60 Axtel, S.A.B. de C.V. 6147 786 373 27 Telefonica del Peru S.A.A. 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 36998 1819 112 5 Sudanese Mobile Telephone (ZA 24863 890 338 26 Link Egypt (Link.NET) 6713 600 653 27 Office National des Postes et 8452 420 956 9 TE-AS 24835 299 144 9 Vodafone Data 3741 247 921 209 Internet Solutions 29571 240 21 14 Cote d'Ivoire Telecom 36992 224 501 29 ETISALAT MISR 15706 219 32 6 Sudatel (Sudan Telecom Co. Lt 29975 192 668 21 Vodacom 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 28573 3420 1839 100 NET Serviços de Comunicação S 6389 3027 3688 53 BellSouth.net Inc. 4766 2946 11558 952 Korea Telecom 17974 2732 902 88 PT Telekomunikasi Indonesia 10620 2691 435 209 Telmex Colombia S.A. 22773 2320 2939 139 Cox Communications Inc. 1785 2146 686 131 PaeTec Communications, Inc. 7545 2121 319 112 TPG Telecom Limited 18566 2050 379 178 MegaPath Corporation 8402 1868 544 16 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 3027 2974 BellSouth.net Inc. 17974 2732 2644 PT Telekomunikasi Indonesia 10620 2691 2482 Telmex Colombia S.A. 22773 2320 2181 Cox Communications Inc. 1785 2146 2015 PaeTec Communications, Inc. 7545 2121 2009 TPG Telecom Limited 4766 2946 1994 Korea Telecom 18566 2050 1872 MegaPath Corporation 8402 1868 1852 OJSC "Vimpelcom" 36998 1819 1814 Sudanese Mobile Telephone (ZA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications 62828 UNALLOCATED 8.21.130.0/24 4323 tw telecom holdings, 62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.90.128.0/18 27418 OUTOFWALL INC. 23.91.0.0/19 40676 Psychz Networks 23.91.14.0/24 40676 Psychz Networks 23.91.32.0/19 36315 Servpac Inc. 23.91.80.0/20 21560 Netstream Communications, LLC 23.91.96.0/20 37958 Beijing Blue I.T Technologies 23.91.112.0/21 32475 SingleHop 23.91.120.0/21 36351 SoftLayer Technologies Inc. 23.91.160.0/19 36493 FIBERNETICS CORPORATION 23.91.160.0/22 36493 FIBERNETICS CORPORATION 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 /9:11 /10:31 /11:92 /12:253 /13:473 /14:939 /15:1639 /16:12867 /17:6772 /18:11420 /19:23245 /20:33090 /21:35784 /22:50691 /23:44145 /24:253000 /25:803 /26:956 /27:436 /28:47 /29:71 /30:26 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2005 2050 MegaPath Corporation 36998 1786 1819 Sudanese Mobile Telephone (ZA 6389 1699 3027 BellSouth.net Inc. 22773 1564 2320 Cox Communications Inc. 8402 1556 1868 OJSC "Vimpelcom" 30036 1216 1375 Mediacom Communications Corp 1785 1163 2146 PaeTec Communications, Inc. 11492 1148 1185 CABLE ONE, INC. 6983 1037 1295 ITC^Deltacom 22561 977 1252 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:927 2:858 3:3 4:16 5:839 6:21 8:637 12:1878 13:3 14:899 15:9 16:3 17:20 18:19 20:36 23:638 24:1752 27:1705 31:1518 32:46 33:2 34:5 36:105 37:1933 38:919 39:3 40:182 41:3336 42:243 44:14 46:2110 47:10 49:706 50:841 52:12 54:44 55:5 56:4 57:26 58:1138 59:590 60:370 61:1495 62:1232 63:1980 64:4380 65:2329 66:4133 67:2101 68:1086 69:3311 70:909 71:511 72:2023 74:2585 75:322 76:305 77:1184 78:1030 79:678 80:1278 81:1077 82:644 83:755 84:640 85:1232 86:402 87:1016 88:521 89:1576 90:150 91:5738 92:620 93:1618 94:2100 95:1483 96:532 97:351 98:1085 99:41 100:32 101:693 103:3882 105:534 106:144 107:258 108:548 109:2036 110:975 111:1135 112:613 113:816 114:763 115:1049 116:1018 117:832 118:1249 119:1297 120:340 121:772 122:1884 123:1289 124:1395 125:1455 128:655 129:234 130:357 131:667 132:343 133:159 134:312 135:73 136:277 137:251 138:354 139:172 140:202 141:349 142:553 143:405 144:497 145:92 146:566 147:428 148:790 149:359 150:153 151:484 152:410 153:205 154:49 155:520 156:314 157:418 158:287 159:808 160:356 161:459 162:959 163:231 164:663 165:582 166:281 167:641 168:1038 169:123 170:1150 171:185 172:12 173:1705 174:675 175:550 176:1359 177:2637 178:1911 179:340 180:1609 181:915 182:1422 183:477 184:630 185:1170 186:2790 187:1445 188:1952 189:1259 190:7313 191:16 192:7091 193:5442 194:4030 195:3408 196:1345 197:1085 198:4814 199:5531 200:6059 201:2553 202:9013 203:8934 204:4536 205:2642 206:2909 207:2811 208:3951 209:3707 210:3076 211:1633 212:2171 213:1974 214:875 215:85 216:5427 217:1702 218:622 219:323 220:1267 221:587 222:348 223:564 End of report
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