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[bgp-stats] Routing Table Report - London view
Routing Table Report 08:00 +10GMT Fri 22 Feb, 2013
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary ----------------
BGP routing table entries examined: 437200 Prefixes after maximum aggregation: 180428 Deaggregation factor: 2.42 Unique aggregates announced to Internet: 217813 Total ASes present in the Internet Routing Table: 39800 Prefixes per ASN: 10.98 Origin-only ASes present in the Internet Routing Table: 34203 Origin ASes announcing only one prefix: 15957 Transit ASes present in the Internet Routing Table: 5597 Transit-only ASes present in the Internet Routing Table: 119 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN ( 28730) 25 Prefixes from unregistered ASNs in the Routing Table: 967 Unregistered ASNs in the Routing Table: 175 Number of 32-bit ASNs allocated by the RIRs: 3770 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 9339 Special use prefixes present in the Routing Table: 23 Prefixes being announced from unallocated address space: 196 Number of addresses announced to Internet: 2638032384 Equivalent to 157 /8s, 61 /16s and 46 /24s Percentage of available address space announced: 71.3 Percentage of allocated address space announced: 71.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.3 Total number of prefixes smaller than registry allocations: 152977
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 100972 Total APNIC prefixes after maximum aggregation: 31670 APNIC Deaggregation factor: 3.19 Prefixes being announced from the APNIC address blocks: 102693 Unique aggregates announced from the APNIC address blocks: 43846 APNIC Region origin ASes present in the Internet Routing Table: 4768 APNIC Prefixes per ASN: 21.54 APNIC Region origin ASes announcing only one prefix: 1259 APNIC Region transit ASes present in the Internet Routing Table: 775 Average APNIC Region AS path length visible: 3.9 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 717486080 Equivalent to 42 /8s, 195 /16s and 248 /24s Percentage of available APNIC address space announced: 83.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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: 154590 Total ARIN prefixes after maximum aggregation: 78485 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 155238 Unique aggregates announced from the ARIN address blocks: 71232 ARIN Region origin ASes present in the Internet Routing Table: 15403 ARIN Prefixes per ASN: 10.08 ARIN Region origin ASes announcing only one prefix: 5837 ARIN Region transit ASes present in the Internet Routing Table: 1552 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1076279296 Equivalent to 64 /8s, 38 /16s and 184 /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, 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: 114173 Total RIPE prefixes after maximum aggregation: 58759 RIPE Deaggregation factor: 1.94 Prefixes being announced from the RIPE address blocks: 117408 Unique aggregates announced from the RIPE address blocks: 75117 RIPE Region origin ASes present in the Internet Routing Table: 17057 RIPE Prefixes per ASN: 6.88 RIPE Region origin ASes announcing only one prefix: 8150 RIPE Region transit ASes present in the Internet Routing Table: 2736 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 653472768 Equivalent to 38 /8s, 243 /16s and 52 /24s Percentage of available RIPE address space announced: 95.0
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, 196608-199679 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: 46576 Total LACNIC prefixes after maximum aggregation: 9001 LACNIC Deaggregation factor: 5.17 Prefixes being announced from the LACNIC address blocks: 50297 Unique aggregates announced from the LACNIC address blocks: 23616 LACNIC Region origin ASes present in the Internet Routing Table: 1820 LACNIC Prefixes per ASN: 27.64 LACNIC Region origin ASes announcing only one prefix: 533 LACNIC Region transit ASes present in the Internet Routing Table: 331 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 123209728 Equivalent to 7 /8s, 88 /16s and 8 /24s Percentage of available LACNIC address space announced: 73.4
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 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: 10786 Total AfriNIC prefixes after maximum aggregation: 2456 AfriNIC Deaggregation factor: 4.39 Prefixes being announced from the AfriNIC address blocks: 11367 Unique aggregates announced from the AfriNIC address blocks: 3824 AfriNIC Region origin ASes present in the Internet Routing Table: 598 AfriNIC Prefixes per ASN: 19.01 AfriNIC Region origin ASes announcing only one prefix: 178 AfriNIC Region transit ASes present in the Internet Routing Table: 131 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: 0 Number of AfriNIC addresses announced to Internet: 44971008 Equivalent to 2 /8s, 174 /16s and 52 /24s Percentage of available AfriNIC address space announced: 44.7
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 2476 820 79 PT Telekomunikasi Indonesia 4766 2124 11551 629 Korea Telecom (KIX) 7545 1821 301 89 TPG Internet Pty Ltd 4755 1666 382 188 TATA Communications formerly 9829 1424 1140 43 National Internet Backbone 9583 1199 90 504 Sify Limited 7552 1151 1070 12 Vietel Corporation 9498 1063 310 75 BHARTI Airtel Ltd. 24560 1047 385 160 Bharti Airtel Ltd., Telemedia 18101 1009 135 171 Reliance Infocom Ltd Internet
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 3059 3695 98 BellSouth.net Inc. 7029 2165 1265 209 Windstream Communications Inc 18566 2076 382 183 Covad Communications Co. 22773 1990 2931 127 Cox Communications Inc. 1785 1959 677 124 PaeTec Communications, Inc. 20115 1693 1610 618 Charter Communications 4323 1601 1155 397 tw telecom holdings, inc. 30036 1347 288 681 Mediacom Communications Corp 7018 1316 10585 866 AT&T Services, Inc. 11492 1207 221 334 CABLE ONE, INC.
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 8402 1785 544 16 Corbina telecom 2118 1115 97 13 EUnet/RELCOM Autonomous Syste 34984 1060 232 207 BILISIM TELEKOM 13188 840 99 22 Ukraine 12479 829 783 68 France Telecom Espana SA 31148 767 39 20 FreeNet ISP 20940 745 253 590 Akamai Technologies European 8551 731 367 39 Bezeq International 6830 713 2313 434 UPC Broadband 34744 681 185 39 SC GVM SISTEM 2003 SRL
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 2399 1330 84 Types of queries are: POCs, o 10620 2319 397 223 Types of queries are: POCs, o 7303 1681 1147 207 Telecom Argentina S.A. 6503 1378 435 69 Axtel, S.A.B. de C.V. 8151 1358 2825 390 Uninet S.A. de C.V. 14754 942 131 77 Telgua 18881 781 716 18 Global Village Telecom 27947 759 86 96 Telconet S.A 3816 689 307 87 Types of queries are: POCs, o 7738 613 1242 34 Telecomunicacoes da Bahia 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 36998 1285 80 4 MOBITEL 24863 898 275 36 LINKdotNET AS number 6713 535 615 23 Itissalat Al-MAGHRIB 8452 529 958 13 TEDATA 24835 342 80 8 RAYA Telecom - Egypt 3741 266 906 224 The Internet Solution 37054 201 11 6 Data Telecom Service 12258 193 28 67 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom
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 6389 3059 3695 98 BellSouth.net Inc. 17974 2476 820 79 PT Telekomunikasi Indonesia 28573 2399 1330 84 Types of queries are: POCs, o 10620 2319 397 223 Types of queries are: POCs, o 7029 2165 1265 209 Windstream Communications Inc 4766 2124 11551 629 Korea Telecom (KIX) 18566 2076 382 183 Covad Communications Co. 22773 1990 2931 127 Cox Communications Inc. 1785 1959 677 124 PaeTec Communications, Inc. 7545 1821 301 89 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 17974 2476 2397 PT Telekomunikasi Indonesia 28573 2399 2315 Types of queries are: POCs, o 10620 2319 2096 Types of queries are: POCs, o 7029 2165 1956 Windstream Communications Inc 18566 2076 1893 Covad Communications Co. 22773 1990 1863 Cox Communications Inc. 1785 1959 1835 PaeTec Communications, Inc. 8402 1785 1769 Corbina telecom 7545 1821 1732 TPG Internet Pty Ltd 4766 2124 1495 Korea Telecom (KIX)
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65333 PRIVATE 10.0.0.0/8 0 * 32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc. 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc. 16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc. 21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc. 19577 UNALLOCATED 12.41.188.0/24 7832 WW/Precision Communi 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T Services, Inc. 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T Services, Inc. 17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications
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 Internet Assigned Numbers Aut 128.0.0.0/24 2876 Jump Management SRL 128.0.16.0/21 43568 Romerike Bredband AS 128.0.24.0/21 41794 Sibirskie Seti Ltd. 128.0.60.0/23 57417 INTERNET TASMANIA SRL 128.0.62.0/23 57417 INTERNET TASMANIA SRL 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.96.0/21 12886 LEWTelNet GmbH 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 41.222.80.0/21 37110 Moztel LDA 62.12.96.0/19 38478 SunnyVision Limited 62.61.220.0/24 24974 Tachyon Europe BV 62.61.221.0/24 24974 Tachyon Europe BV 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 27431 JTL Networks Inc.
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 /8:18 /9:13 /10:30 /11:88 /12:248 /13:481 /14:864 /15:1553 /16:12526 /17:6615 /18:10938 /19:21722 /20:31200 /21:33286 /22:45262 /23:40786 /24:230975 /25:9 /26:11 /27:11 /28:142 /29:192 /30:93 /31:0 /32:137
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 18566 2026 2076 Covad Communications Co. 6389 1757 3059 BellSouth.net Inc. 7029 1553 2165 Windstream Communications Inc 8402 1520 1785 Corbina telecom 22773 1304 1990 Cox Communications Inc. 36998 1279 1285 MOBITEL 30036 1238 1347 Mediacom Communications Corp 11492 1169 1207 CABLE ONE, INC. 1785 1040 1959 PaeTec Communications, Inc. 7011 951 1194 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:658 2:742 3:3 4:13 5:749 6:3 8:500 12:1934 13:3 14:723 15:11 16:3 17:8 20:24 23:243 24:1795 27:1455 31:1150 32:49 33:2 34:5 36:11 37:1290 38:847 39:2 40:141 41:2755 42:177 44:3 46:1742 47:1 49:611 50:652 52:12 54:28 55:7 57:31 58:989 59:555 60:254 61:1321 62:1048 63:2022 64:4304 65:2165 66:4257 67:2034 68:1123 69:3259 70:860 71:522 72:1886 74:2547 75:415 76:291 77:1085 78:1025 79:571 80:1220 81:971 82:634 83:541 84:556 85:1158 86:478 87:932 88:379 89:1731 90:282 91:5434 92:622 93:1736 94:2072 95:1587 96:490 97:336 98:1040 99:49 100:29 101:308 103:2148 105:519 106:133 107:206 108:494 109:1768 110:833 111:1010 112:488 113:727 114:681 115:918 116:857 117:784 118:982 119:1229 120:363 121:682 122:1677 123:1185 124:1286 125:1312 128:497 129:187 130:303 131:632 132:317 133:143 134:248 135:62 136:220 137:231 138:341 139:165 140:192 141:302 142:506 143:373 144:478 145:88 146:523 147:344 148:690 149:348 150:157 151:400 152:399 153:191 154:28 155:369 156:240 157:344 158:264 159:626 160:333 161:397 162:368 163:191 164:569 165:442 166:437 167:575 168:1005 169:129 170:1022 171:164 172:4 173:1550 174:580 175:421 176:1107 177:1676 178:1734 180:1380 181:234 182:1175 183:328 184:639 185:248 186:2307 187:1422 188:1928 189:1509 190:6583 192:6291 193:5664 194:4507 195:3496 196:1321 197:966 198:4098 199:5182 200:5989 201:2195 202:8677 203:8646 204:4407 205:2531 206:2699 207:2745 208:4058 209:3502 210:2780 211:1547 212:2030 213:1924 214:902 215:91 216:5205 217:1584 218:591 219:308 220:1261 221:547 222:323 223:460
End of report
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