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Routing Table Report 04:00 +10GMT Sun 16 Sep, 2007
Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/ap-data/2007/09/16/0400
Analysis Summary ----------------
BGP routing table entries examined: 230805 Prefixes after maximum aggregation: 120513 Deaggregation factor: 1.92 Unique aggregates announced to Internet: 112271 Total ASes present in the Internet Routing Table: 26181 Prefixes per ASN: 8.82 Origin-only ASes present in the Internet Routing Table: 22801 Origin ASes announcing only one prefix: 11106 Transit ASes present in the Internet Routing Table: 3380 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 20 Max AS path prepend of ASN (35389) 16 Prefixes from unregistered ASNs in the Routing Table: 20 Unregistered ASNs in the Routing Table: 13 Prefixes from 32-bit ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1777021536 Equivalent to 105 /8s, 235 /16s and 50 /24s Percentage of available address space announced: 47.9 Percentage of allocated address space announced: 62.8 Percentage of available address space allocated: 76.4 Total number of prefixes smaller than registry allocations: 122607
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 53766 Total APNIC prefixes after maximum aggregation: 20885 APNIC Deaggregation factor: 2.57 Prefixes being announced from the APNIC address blocks: 50705 Unique aggregates announced from the APNIC address blocks: 22526 APNIC Region origin ASes present in the Internet Routing Table: 3046 APNIC Prefixes per ASN: 16.65 APNIC Region origin ASes announcing only one prefix: 801 APNIC Region transit ASes present in the Internet Routing Table: 464 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 313719968 Equivalent to 18 /8s, 178 /16s and 252 /24s Percentage of available APNIC address space announced: 77.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911 APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7 210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary ----------------------------
Prefixes being announced by ARIN Region ASes: 109015 Total ARIN prefixes after maximum aggregation: 63075 ARIN Deaggregation factor: 1.73 Prefixes being announced from the ARIN address blocks: 80354 Unique aggregates announced from the ARIN address blocks: 31972 ARIN Region origin ASes present in the Internet Routing Table: 11815 ARIN Prefixes per ASN: 6.80 ARIN Region origin ASes announcing only one prefix: 4527 ARIN Region transit ASes present in the Internet Routing Table: 1088 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 345347456 Equivalent to 20 /8s, 149 /16s and 149 /24s Percentage of available ARIN address space announced: 76.2
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 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 48430 Total RIPE prefixes after maximum aggregation: 31073 RIPE Deaggregation factor: 1.56 Prefixes being announced from the RIPE address blocks: 44840 Unique aggregates announced from the RIPE address blocks: 29632 RIPE Region origin ASes present in the Internet Routing Table: 10178 RIPE Prefixes per ASN: 4.41 RIPE Region origin ASes announcing only one prefix: 5430 RIPE Region transit ASes present in the Internet Routing Table: 1618 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 326873984 Equivalent to 19 /8s, 123 /16s and 179 /24s Percentage of available RIPE address space announced: 74.9
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 40960-44031 RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 16840 Total LACNIC prefixes after maximum aggregation: 4440 LACNIC Deaggregation factor: 3.79 Prefixes being announced from the LACNIC address blocks: 14962 Unique aggregates announced from the LACNIC address blocks: 7958 LACNIC Region origin ASes present in the Internet Routing Table: 862 LACNIC Prefixes per ASN: 17.36 LACNIC Region origin ASes announcing only one prefix: 280 LACNIC Region transit ASes present in the Internet Routing Table: 145 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 42273536 Equivalent to 2 /8s, 133 /16s and 11 /24s Percentage of available LACNIC address space announced: 63.0
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 2742 Total AfriNIC prefixes after maximum aggregation: 1030 AfriNIC Deaggregation factor: 2.66 Prefixes being announced from the AfriNIC address blocks: 2299 Unique aggregates announced from the AfriNIC address blocks: 1338 AfriNIC Region origin ASes present in the Internet Routing Table: 206 AfriNIC Prefixes per ASN: 11.16 AfriNIC Region origin ASes announcing only one prefix: 68 AfriNIC Region transit ASes present in the Internet Routing Table: 35 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC addresses announced to Internet: 7465472 Equivalent to 0 /8s, 113 /16s and 234 /24s Percentage of available AfriNIC address space announced: 22.2
AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4755 1341 383 69 Videsh Sanchar Nigam Ltd. Aut 9583 1129 81 403 Sify Limited 4134 1077 11220 293 CHINANET-BACKBONE 9498 1002 532 64 BHARTI BT INTERNET LTD. 4766 809 5441 321 Korea Telecom (KIX) 17488 806 52 58 Hathway IP Over Cable Interne 23577 789 34 683 Korea Telecom (ATM-MPLS) 7545 723 159 120 TPG Internet Pty Ltd 18101 596 119 50 Reliance Infocom Ltd Internet 4812 547 974 94 China Telecom (Shanghai) 1221 535 1950 416 Telstra Pty Ltd 4668 517 68 10 LG-EDS Systems Inc. 17676 502 10903 63 Softbank BB Corp. 4808 486 779 116 CNCGROUP IP network: China169 9443 467 122 77 Primus Telecommunications 4802 437 117 153 Wantree Development 7474 381 218 268 SingTel Optus Pty Ltd 17974 378 130 13 PT TELEKOMUNIKASI INDONESIA 9829 359 257 10 BSNL National Internet Backbo 4837 356 5104 167 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1474 6121 995 AT&T WorldNet Services 4323 1323 990 370 Time Warner Telecom 2386 1216 635 731 AT&T Data Communications Serv 11492 1146 112 17 Cable One 6478 1121 325 209 AT&T Worldnet Services 6197 1033 718 509 BellSouth Network Solutions, 18566 1025 288 9 Covad Communications 174 972 6780 858 Cogent Communications 7011 930 284 553 Citizens Utilities 701 874 6573 679 UUNET Technologies, Inc. 20115 821 753 440 Charter Communications 1239 805 2719 567 Sprint 19262 774 2745 184 Verizon Global Networks 22773 772 2149 50 Cox Communications, Inc. 209 752 3836 593 Qwest 5668 657 176 23 CenturyTel Internet Holdings, 3356 635 10817 361 Level 3 Communications, LLC 6517 590 165 35 Yipes Communications, Inc. 852 577 1096 362 Telus Advanced Communications 15270 576 160 38 PaeTec.net -a division of Pae
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 494 1923 396 UUNET - Commercial IP service 24863 367 57 40 LINKdotNET AS number 9116 350 168 26 Goldenlines main autonomous s 3301 318 1457 296 TeliaNet Sweden 3320 315 6035 262 Deutsche Telekom AG 6746 290 130 266 Dynamic Network Technologies, 680 269 2045 257 DFN-IP service G-WiN 8551 264 252 37 Bezeq International 8708 262 420 241 Romania Data Systems S.A. 3215 258 2424 98 France Telecom Transpac 8220 256 444 239 COLT Telecommunications 3352 229 1866 39 Ibernet, Internet Access Netw 5089 224 1658 54 NTL Group Limited 3269 223 2839 73 TELECOM ITALIA 9121 214 1441 24 TTnet Autonomous System 3292 197 1380 177 TDC Tele Danmark 3300 195 172 95 AUCS Communications Services 12479 194 578 6 Uni2 Autonomous System 1257 192 1195 170 SWIPnet Swedish IP Network 3246 186 253 176 Song Networks
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 913 1974 206 UniNet S.A. de C.V. 11830 514 299 9 Instituto Costarricense de El 16814 426 26 9 NSS, S.A. 11172 374 114 60 Servicios Alestra S.A de C.V 7303 351 166 51 Telecom Argentina Stet-France 6471 329 75 33 ENTEL CHILE S.A. 14522 329 28 7 SatNet S.A. 22047 317 246 13 VTR PUNTO NET S.A. 14117 284 19 15 Telefonica del Sur S.A. 10481 278 104 9 Prima S.A. 11664 276 30 13 Keytech SA 10620 235 65 22 TVCABLE BOGOTA 11556 235 128 3 Cable-Wireless Panama 6147 228 178 24 Telefonica Del Peru 6503 198 154 81 AVANTEL, S.A. 23216 198 17 46 RAMtelecom Telecomunicaciones 20299 180 25 31 NEWCOM AMERICAS 8163 177 11 6 METROTEL REDES S.A. 19169 171 12 18 Telconet 21826 171 30 58 INTERCABLE
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3741 285 870 226 The Internet Solution 8452 219 188 7 TEDATA 6713 142 135 11 Itissalat Al-MAGHRIB 2018 140 301 115 Tertiary Education Network 33783 126 8 11 EEPAD TISP TELECOM & INTERNET 5536 124 8 10 Internet Egypt Network 33776 100 6 3 Starcomms Nigeria Limited 24835 87 48 6 RAYA Telecom - Egypt 15475 76 84 4 Nile Online 2905 75 174 72 The Internetworking Company o 23889 69 24 15 MAURITIUS TELECOM 2561 62 6 2 Egyptian Universities Network 15706 56 12 4 Sudatel Internet Exchange Aut 33774 47 29 25 AS Number for Telecom Algeria 5713 46 294 36 Telkom SA Ltd 16637 42 21 29 Johnnic e-Ventures 8524 31 2 10 AUCEGYPT Autonomous System 21280 29 4 4 Swift Global Kenya Ltd.Is an 12455 28 6 3 Jambonet Autonomous system 10798 27 16 1 Standard Bank of South Africa
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1341 1272 Videsh Sanchar Nigam Ltd. Aut 11492 1146 1129 Cable One 18566 1025 1016 Covad Communications 4323 1323 953 Time Warner Telecom 9498 1002 938 BHARTI BT INTERNET LTD. 6478 1121 912 AT&T Worldnet Services 4134 1077 784 CHINANET-BACKBONE 17488 806 748 Hathway IP Over Cable Interne 9583 1129 726 Sify Limited 22773 772 722 Cox Communications, Inc. 8151 913 707 UniNet S.A. de C.V. 5668 657 634 CenturyTel Internet Holdings, 7545 723 603 TPG Internet Pty Ltd 19262 774 590 Verizon Global Networks 6517 590 555 Yipes Communications, Inc. 18101 596 546 Reliance Infocom Ltd Internet 15270 576 538 PaeTec.net -a division of Pae 6197 1033 524 BellSouth Network Solutions, 19916 568 517 OLM LLC 4668 517 507 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 43460 UNALLOCATED 77.75.64.0/24 39180 SARL MWSP 43529 UNALLOCATED 79.121.0.0/18 5483 Hungarian Telecom 43200 UNALLOCATED 81.26.32.0/19 15659 NEXTGENTEL Autonomou 43200 UNALLOCATED 85.89.192.0/19 15659 NEXTGENTEL Autonomou 43408 UNALLOCATED 87.238.207.0/24 31742 Sotaconnect UK 42789 UNALLOCATED 91.150.224.0/19 16095 Jay.net autonomous S 43618 UNALLOCATED 91.195.74.0/23 43576 LTD "KuMIR TELECOM" 43674 UNALLOCATED 91.198.100.0/24 15694 ATMAN Autonomous Sys 64586 PRIVATE 192.170.73.0/24 4845 Chung Hsiao East Roa 42789 UNALLOCATED 193.33.190.0/23 16095 Jay.net autonomous S 43200 UNALLOCATED 193.161.232.0/22 15659 NEXTGENTEL Autonomou 43200 UNALLOCATED 193.161.252.0/24 15659 NEXTGENTEL Autonomou 43130 UNALLOCATED 193.200.239.0/24 42301 The "Radio Capricorn 43311 UNALLOCATED 195.248.250.0/23 174 Cogent Communication 64586 PRIVATE 202.165.137.0/24 4845 Chung Hsiao East Roa 64586 PRIVATE 202.165.140.0/24 4845 Chung Hsiao East Roa 64586 PRIVATE 202.165.141.0/24 4845 Chung Hsiao East Roa 64586 PRIVATE 202.165.142.0/24 4845 Chung Hsiao East Roa 64586 PRIVATE 202.165.143.0/24 4845 Chung Hsiao East Roa 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 7.1.1.0/24 1239 Sprint 101.13.13.0/24 8764 LIETUVOS-TELEKOMAS Autonomous 132.0.0.0/10 721 DLA Systems Automation Center 137.0.0.0/13 721 DLA Systems Automation Center 158.0.0.0/13 721 DLA Systems Automation Center 172.33.1.0/24 7018 AT&T WorldNet Services 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 192.44.0.0/24 5501 Fraunhofer Gesellschaft 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.153.136.0/21 721 DLA Systems Automation Center 192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global) -------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:9 /10:15 /11:37 /12:135 /13:262 /14:472 /15:922 /16:9615 /17:4075 /18:6634 /19:13968 /20:16258 /21:14964 /22:19225 /23:20167 /24:121634 /25:768 /26:1021 /27:510 /28:82 /29:5 /30:0 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1138 1146 Cable One 6478 1120 1121 AT&T Worldnet Services 18566 1007 1025 Covad Communications 9583 971 1129 Sify Limited 2386 909 1216 AT&T Data Communications Serv 7011 820 930 Citizens Utilities 7018 820 1474 AT&T WorldNet Services 6197 786 1033 BellSouth Network Solutions, 23577 780 789 Korea Telecom (ATM-MPLS) 4755 749 1341 Videsh Sanchar Nigam Ltd. Aut 9498 674 1002 BHARTI BT INTERNET LTD. 17488 629 806 Hathway IP Over Cable Interne 4766 607 809 Korea Telecom (KIX) 19916 563 568 OLM LLC 6517 555 590 Yipes Communications, Inc. 4323 554 1323 Time Warner Telecom 15270 540 576 PaeTec.net -a division of Pae 5668 522 657 CenturyTel Internet Holdings, 4668 507 517 LG-EDS Systems Inc. 18101 502 596 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 7:1 8:80 12:1796 13:1 15:20 16:3 17:3 18:13 20:36 24:967 25:1 32:60 33:3 38:346 40:60 41:323 44:2 47:4 52:4 55:3 56:3 57:24 58:471 59:406 60:369 61:993 62:921 63:2011 64:3193 65:2381 66:3410 67:799 68:669 69:1973 70:448 71:105 72:1421 73:4 74:652 75:259 76:125 77:345 78:156 80:832 81:827 82:582 83:361 84:620 85:820 86:343 87:521 88:279 89:984 90:24 91:547 96:1 97:6 101:1 116:323 117:170 118:19 121:289 122:606 123:177 124:664 125:990 128:271 129:212 130:139 131:360 132:53 133:9 134:197 135:34 136:188 137:82 138:154 139:74 140:506 141:174 142:384 143:255 144:307 145:46 146:329 147:122 148:414 149:148 150:111 151:158 152:87 153:119 154:3 155:259 156:161 157:219 158:158 159:173 160:120 161:95 162:175 163:182 164:485 165:393 166:284 167:298 168:496 169:122 170:388 171:22 172:2 189:74 190:1131 192:5708 193:3988 194:3200 195:2281 196:970 198:3826 199:3213 200:5274 201:1197 202:7375 203:7709 204:3907 205:1967 206:2418 207:2845 208:2837 209:3462 210:2472 211:1090 212:1311 213:1475 214:412 215:44 216:4044 217:1196 218:324 219:372 220:1011 221:412 222:263
End of report
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