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[bgp-stats] Routing Table Report - London view
Routing Table Report 08:00 +10GMT Wed 30 Jul, 2014
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary ----------------
BGP routing table entries examined: 499067 Prefixes after maximum aggregation: 195006 Deaggregation factor: 2.56 Unique aggregates announced to Internet: 247858 Total ASes present in the Internet Routing Table: 47229 Prefixes per ASN: 10.57 Origin-only ASes present in the Internet Routing Table: 36005 Origin ASes announcing only one prefix: 16413 Transit ASes present in the Internet Routing Table: 6005 Transit-only ASes present in the Internet Routing Table: 152 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 44 Max AS path prepend of ASN ( 28548) 41 Prefixes from unregistered ASNs in the Routing Table: 1771 Unregistered ASNs in the Routing Table: 468 Number of 32-bit ASNs allocated by the RIRs: 7089 Number of 32-bit ASNs visible in the Routing Table: 5219 Prefixes from 32-bit ASNs in the Routing Table: 18666 Number of bogon 32-bit ASNs visible in the Routing Table: 416 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 445 Number of addresses announced to Internet: 2719918848 Equivalent to 162 /8s, 30 /16s and 171 /24s Percentage of available address space announced: 73.5 Percentage of allocated address space announced: 73.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.7 Total number of prefixes smaller than registry allocations: 171352
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 117599 Total APNIC prefixes after maximum aggregation: 35006 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 121747 Unique aggregates announced from the APNIC address blocks: 51679 APNIC Region origin ASes present in the Internet Routing Table: 4924 APNIC Prefixes per ASN: 24.73 APNIC Region origin ASes announcing only one prefix: 1243 APNIC Region transit ASes present in the Internet Routing Table: 830 Average APNIC Region AS path length visible: 3.9 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1027 Number of APNIC addresses announced to Internet: 733596928 Equivalent to 43 /8s, 185 /16s and 205 /24s Percentage of available APNIC address space announced: 85.7
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: 168044 Total ARIN prefixes after maximum aggregation: 84198 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 169913 Unique aggregates announced from the ARIN address blocks: 79815 ARIN Region origin ASes present in the Internet Routing Table: 16292 ARIN Prefixes per ASN: 10.43 ARIN Region origin ASes announcing only one prefix: 6118 ARIN Region transit ASes present in the Internet Routing Table: 1644 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 149 Number of ARIN addresses announced to Internet: 1079671296 Equivalent to 64 /8s, 90 /16s and 122 /24s Percentage of available ARIN address space announced: 57.1
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: 124490 Total RIPE prefixes after maximum aggregation: 62918 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 129367 Unique aggregates announced from the RIPE address blocks: 81748 RIPE Region origin ASes present in the Internet Routing Table: 17718 RIPE Prefixes per ASN: 7.30 RIPE Region origin ASes announcing only one prefix: 8265 RIPE Region transit ASes present in the Internet Routing Table: 2852 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2728 Number of RIPE addresses announced to Internet: 658850560 Equivalent to 39 /8s, 69 /16s and 67 /24s Percentage of available RIPE address space announced: 95.8
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, 196608-202239 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: 58286 Total LACNIC prefixes after maximum aggregation: 10119 LACNIC Deaggregation factor: 5.76 Prefixes being announced from the LACNIC address blocks: 65795 Unique aggregates announced from the LACNIC address blocks: 29723 LACNIC Region origin ASes present in the Internet Routing Table: 2175 LACNIC Prefixes per ASN: 30.25 LACNIC Region origin ASes announcing only one prefix: 575 LACNIC Region transit ASes present in the Internet Routing Table: 446 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 44 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1271 Number of LACNIC addresses announced to Internet: 167314432 Equivalent to 9 /8s, 249 /16s and 4 /24s Percentage of available LACNIC address space announced: 99.7
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: 11106 Total AfriNIC prefixes after maximum aggregation: 2728 AfriNIC Deaggregation factor: 4.07 Prefixes being announced from the AfriNIC address blocks: 11799 Unique aggregates announced from the AfriNIC address blocks: 4500 AfriNIC Region origin ASes present in the Internet Routing Table: 724 AfriNIC Prefixes per ASN: 16.30 AfriNIC Region origin ASes announcing only one prefix: 212 AfriNIC Region transit ASes present in the Internet Routing Table: 156 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 44 Number of AfriNIC addresses announced to Internet: 57796864 Equivalent to 3 /8s, 113 /16s and 233 /24s Percentage of available AfriNIC address space announced: 57.4
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 17974 2803 899 72 PT Telekomunikasi Indonesia 4766 2240 11581 624 Korea Telecom 7545 2193 320 116 TPG Telecom Limited 4755 1885 400 192 TATA Communications formerly 9829 1653 1306 31 National Internet Backbone 9583 1333 106 548 Sify Limited 9498 1299 317 94 BHARTI Airtel Ltd. 7552 1236 1098 14 Viettel Corporation 24560 1151 399 191 Bharti Airtel Ltd., Telemedia 4808 1074 2040 334 CNCGROUP IP network China169
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 2942 3688 51 BellSouth.net Inc. 22773 2730 2940 142 Cox Communications Inc. 18566 2044 379 177 MegaPath Corporation 7029 2042 1642 942 Windstream Communications Inc 20115 1741 1728 555 Charter Communications 4323 1638 1088 414 tw telecom holdings, inc. 30036 1484 319 594 Mediacom Communications Corp 701 1439 11187 727 MCI Communications Services, 6983 1391 801 312 ITC^Deltacom 22561 1303 406 232 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 34984 1720 265 277 TELLCOM ILETISIM HIZMETLERI A 20940 1450 567 1063 Akamai International B.V. 8402 1226 544 15 OJSC "Vimpelcom" 13188 1062 100 30 TOV "Bank-Inform" 31148 1041 45 19 Freenet Ltd. 8551 1037 371 42 Bezeq International-Ltd 6849 818 356 26 JSC "Ukrtelecom" 6830 773 2335 429 Liberty Global Operations B.V 12479 755 796 59 France Telecom Espana SA 9198 594 346 28 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 28573 3763 2031 101 NET Serviços de Comunicação S 10620 2922 473 218 Telmex Colombia S.A. 18881 2058 1036 22 Global Village Telecom 7303 1767 1179 231 Telecom Argentina S.A. 8151 1431 2982 416 Uninet S.A. de C.V. 6147 1087 373 28 Telefonica del Peru S.A.A. 6503 1086 434 62 Axtel, S.A.B. de C.V. 7738 975 1882 41 Telemar Norte Leste S.A. 27947 893 130 53 Telconet S.A 26615 859 2325 35 Tim Celular S.A.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 913 280 26 Link Egypt (Link.NET) 6713 673 744 37 Office National des Postes et 8452 592 958 13 TE-AS 36992 310 784 26 ETISALAT MISR 24835 306 144 9 Vodafone Data 37054 277 19 6 Data Telecom Service 3741 249 920 212 Internet Solutions 29571 236 22 17 Cote d'Ivoire Telecom 15706 187 32 6 Sudatel (Sudan Telecom Co. Lt 12258 177 27 68 MWEB CONNECT (PROPRIETARY) LI
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 28573 3763 2031 101 NET Serviços de Comunicação S 6389 2942 3688 51 BellSouth.net Inc. 10620 2922 473 218 Telmex Colombia S.A. 17974 2803 899 72 PT Telekomunikasi Indonesia 22773 2730 2940 142 Cox Communications Inc. 4766 2240 11581 624 Korea Telecom 7545 2193 320 116 TPG Telecom Limited 18881 2058 1036 22 Global Village Telecom 18566 2044 379 177 MegaPath Corporation 7029 2042 1642 942 Windstream Communications Inc
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 6389 2942 2891 BellSouth.net Inc. 17974 2803 2731 PT Telekomunikasi Indonesia 10620 2922 2704 Telmex Colombia S.A. 22773 2730 2588 Cox Communications Inc. 7545 2193 2077 TPG Telecom Limited 18881 2058 2036 Global Village Telecom 18566 2044 1867 MegaPath Corporation 4755 1885 1693 TATA Communications formerly 9829 1653 1622 National Internet Backbone 4766 2240 1616 Korea Telecom
Complete listing at http://thyme.rand.apnic.net/london/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 53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio 55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio 27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I 65333 PRIVATE 10.0.0.0/8 0 *
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 10.0.0.0/8 65333 Reserved 100.64.0.0/10 65333 Reserved 169.254.0.0/16 65333 Reserved 172.16.0.0/12 65333 Reserved 192.0.0.0/24 65333 Reserved 192.0.2.0/24 65333 Reserved 192.168.0.0/16 0 * 198.18.0.0/15 65333 Reserved 198.51.100.0/24 65333 Reserved 203.0.113.0/24 65333 Reserved
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 23.226.240.0/21 40430 colo4jax, LLC 23.226.240.0/20 40430 colo4jax, LLC 23.226.248.0/21 40430 colo4jax, LLC 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/london/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 /8:17 /9:12 /10:31 /11:90 /12:260 /13:497 /14:984 /15:1708 /16:12992 /17:7020 /18:11618 /19:24542 /20:34935 /21:37142 /22:53784 /23:47095 /24:265614 /25:9 /26:11 /27:14 /28:108 /29:234 /30:227 /31:0 /32:123
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 18566 1999 2044 MegaPath Corporation 22773 1974 2730 Cox Communications Inc. 6389 1691 2942 BellSouth.net Inc. 30036 1325 1484 Mediacom Communications Corp 11492 1186 1241 CABLE ONE, INC. 6983 1098 1391 ITC^Deltacom 34984 1048 1720 TELLCOM ILETISIM HIZMETLERI A 10620 1025 2922 Telmex Colombia S.A. 7029 1001 2042 Windstream Communications Inc 22561 1000 1303 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1315 2:776 3:3 4:15 5:1051 6:21 8:711 12:1845 13:4 14:1032 15:15 16:2 17:40 18:21 20:37 23:901 24:1749 27:1750 31:1501 32:38 33:2 34:5 36:140 37:1825 38:954 39:7 40:208 41:2685 42:254 43:146 44:14 45:44 46:2080 47:25 49:729 50:824 52:12 54:47 55:6 56:3 57:35 58:1165 59:613 60:409 61:1551 62:1255 63:1846 64:4329 65:2304 66:4158 67:2048 68:1050 69:3333 70:886 71:440 72:2017 74:2617 75:323 76:414 77:1655 78:804 79:702 80:1307 81:1215 82:775 83:772 84:760 85:1320 86:412 87:1151 88:474 89:1774 90:137 91:5707 92:754 93:1766 94:2014 95:1613 96:501 97:361 98:1088 99:49 100:65 101:695 103:5281 104:136 105:36 106:174 107:574 108:570 109:2016 110:999 111:1327 112:664 113:854 114:764 115:1090 116:1067 117:964 118:1495 119:1383 120:395 121:845 122:2038 123:1465 124:1372 125:1554 128:526 129:331 130:344 131:667 132:363 133:162 134:309 135:71 136:296 137:284 138:371 139:163 140:178 141:375 142:554 143:409 144:502 145:107 146:640 147:485 148:866 149:385 150:392 151:718 152:446 153:220 154:318 155:518 156:350 157:345 158:267 159:842 160:328 161:571 162:1600 163:302 164:681 165:626 166:291 167:662 168:1107 169:122 170:1278 171:183 172:60 173:1502 174:719 175:598 176:1400 177:3350 178:2078 179:771 180:1762 181:1319 182:1596 183:534 184:694 185:1913 186:2886 187:1646 188:2144 189:1471 190:7640 191:647 192:7361 193:5505 194:4058 195:3537 196:1415 197:696 198:5053 199:5503 200:6324 201:2727 202:8937 203:8869 204:4492 205:2612 206:2842 207:2875 208:3929 209:3714 210:3020 211:1720 212:2353 213:2114 214:879 215:88 216:5684 217:1696 218:603 219:321 220:1279 221:624 222:350 223:585
End of report
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