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Routing Table Report 00:00 GMT Thu 16 Aug, 2007
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/oix-data/2007/08/16
Analysis Summary ----------------
BGP routing table entries examined: 234285 Prefixes after maximum aggregation: 120661 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 111306 Total ASes present in the Internet Routing Table: 26012 Prefixes per ASN: 9.01 Origin-only ASes present in the Internet Routing Table: 22571 Origin ASes announcing only one prefix: 11012 Transit ASes present in the Internet Routing Table: 3441 Transit-only ASes present in the Internet Routing Table: 78 Average AS path length visible in the Internet Routing Table: 3.7 Max AS path length visible: 23 Max AS path prepend of ASN (16327) 21 Prefixes from unregistered ASNs in the Routing Table: 36 Unregistered ASNs in the Routing Table: 18 Prefixes from 32-bit ASNs in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1752369220 Equivalent to 104 /8s, 115 /16s and 8 /24s Percentage of available address space announced: 47.3 Percentage of allocated address space announced: 61.9 Percentage of available address space allocated: 76.4 Total number of prefixes smaller than registry allocations: 124826
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55265 Total APNIC prefixes after maximum aggregation: 21051 APNIC Deaggregation factor: 2.63 Prefixes being announced from the APNIC address blocks: 52078 Unique aggregates announced from the APNIC address blocks: 22215 APNIC Region origin ASes present in the Internet Routing Table: 3042 APNIC Prefixes per ASN: 17.12 APNIC Region origin ASes announcing only one prefix: 815 APNIC Region transit ASes present in the Internet Routing Table: 473 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 23 Number of APNIC addresses announced to Internet: 311657396 Equivalent to 18 /8s, 147 /16s and 131 /24s Percentage of available APNIC address space announced: 77.2
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: 110222 Total ARIN prefixes after maximum aggregation: 63168 ARIN Deaggregation factor: 1.74 Prefixes being announced from the ARIN address blocks: 80902 Unique aggregates announced from the ARIN address blocks: 31841 ARIN Region origin ASes present in the Internet Routing Table: 11758 ARIN Prefixes per ASN: 6.88 ARIN Region origin ASes announcing only one prefix: 4512 ARIN Region transit ASes present in the Internet Routing Table: 1131 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 342388832 Equivalent to 20 /8s, 104 /16s and 112 /24s Percentage of available ARIN address space announced: 75.6
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: 49703 Total RIPE prefixes after maximum aggregation: 30996 RIPE Deaggregation factor: 1.60 Prefixes being announced from the RIPE address blocks: 46159 Unique aggregates announced from the RIPE address blocks: 29353 RIPE Region origin ASes present in the Internet Routing Table: 10083 RIPE Prefixes per ASN: 4.58 RIPE Region origin ASes announcing only one prefix: 5343 RIPE Region transit ASes present in the Internet Routing Table: 1615 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 23 Number of RIPE addresses announced to Internet: 324309248 Equivalent to 19 /8s, 84 /16s and 145 /24s Percentage of available RIPE address space announced: 74.3
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 40960-44031 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: 16269 Total LACNIC prefixes after maximum aggregation: 4390 LACNIC Deaggregation factor: 3.71 Prefixes being announced from the LACNIC address blocks: 14349 Unique aggregates announced from the LACNIC address blocks: 7739 LACNIC Region origin ASes present in the Internet Routing Table: 848 LACNIC Prefixes per ASN: 16.92 LACNIC Region origin ASes announcing only one prefix: 274 LACNIC Region transit ASes present in the Internet Routing Table: 145 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 41895168 Equivalent to 2 /8s, 127 /16s and 69 /24s Percentage of available LACNIC address space announced: 62.4
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: 2785 Total AfriNIC prefixes after maximum aggregation: 1044 AfriNIC Deaggregation factor: 2.67 Prefixes being announced from the AfriNIC address blocks: 2293 Unique aggregates announced from the AfriNIC address blocks: 1322 AfriNIC Region origin ASes present in the Internet Routing Table: 202 AfriNIC Prefixes per ASN: 11.35 AfriNIC Region origin ASes announcing only one prefix: 68 AfriNIC Region transit ASes present in the Internet Routing Table: 31 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 7489280 Equivalent to 0 /8s, 114 /16s and 71 /24s Percentage of available AfriNIC address space announced: 22.3
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 4134 1357 11196 299 CHINANET-BACKBONE 4755 1323 382 70 Videsh Sanchar Nigam Ltd. Aut 9583 1122 80 401 Sify Limited 9498 995 532 69 BHARTI BT INTERNET LTD. 23577 925 34 794 Korea Telecom (ATM-MPLS) 9394 839 1712 7 CHINA RAILWAY Internet(CRNET) 4766 797 5440 315 Korea Telecom (KIX) 17488 755 49 56 Hathway IP Over Cable Interne 7545 697 150 115 TPG Internet Pty Ltd 1221 594 1951 441 Telstra Pty Ltd 18101 587 118 45 Reliance Infocom Ltd Internet 4812 541 979 98 China Telecom (Shanghai) 4668 512 68 10 LG-EDS Systems Inc. 17676 504 10935 65 Softbank BB Corp. 4808 474 762 105 CNCGROUP IP network: China169 9443 474 122 78 Primus Telecommunications 7474 471 217 269 SingTel Optus Pty Ltd 9942 441 77 114 COMindico Australia 4802 428 112 152 Wantree Development 9829 363 258 14 BSNL National Internet Backbo
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 2119 1129 1077 182 Telenor Internet Access 702 503 1922 404 UUNET - Commercial IP service 5089 369 1658 54 NTL Group Limited 24863 362 57 41 LINKdotNET AS number 9116 341 168 26 Goldenlines main autonomous s 8551 320 315 43 Bezeq International 3320 318 6036 264 Deutsche Telekom AG 3301 313 1456 293 TeliaNet Sweden 6746 287 130 263 Dynamic Network Technologies, 680 266 2061 257 DFN-IP service G-WiN 8220 259 445 242 COLT Telecommunications 8708 259 420 240 Romania Data Systems S.A. 3215 256 2392 97 France Telecom Transpac 3352 226 1868 38 Ibernet, Internet Access Netw 3269 221 2775 73 TELECOM ITALIA 9121 210 1441 24 TTnet Autonomous System 1257 207 1195 172 SWIPnet Swedish IP Network 3300 201 172 96 AUCS Communications Services 3292 195 1379 175 TDC Tele Danmark 12479 194 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1476 10164 987 AT&T WorldNet Services 4323 1331 1007 373 Time Warner Telecom 2386 1207 615 743 AT&T Data Communications Serv 11492 1124 109 32 Cable One 6478 1115 322 140 AT&T Worldnet Services 6197 1031 718 510 BellSouth Network Solutions, 18566 1019 288 9 Covad Communications 174 971 6780 860 Cogent Communications 701 944 6563 722 UUNET Technologies, Inc. 7011 907 259 545 Citizens Utilities 20115 805 741 430 Charter Communications 1239 800 2731 567 Sprint 19262 763 2721 182 Verizon Global Networks 22773 753 2148 49 Cox Communications, Inc. 209 736 3837 584 Qwest 577 703 813 205 Bell Advanced Communications 5668 628 171 24 CenturyTel Internet Holdings, 852 589 1094 367 Telus Advanced Communications 6517 583 161 38 Yipes Communications, Inc. 855 575 254 73 Canadian Research Network
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1323 1253 Videsh Sanchar Nigam Ltd. Aut 11492 1124 1092 Cable One 4134 1357 1058 CHINANET-BACKBONE 18566 1019 1010 Covad Communications 6478 1115 975 AT&T Worldnet Services 4323 1331 958 Time Warner Telecom 2119 1129 947 Telenor Internet Access 9498 995 926 BHARTI BT INTERNET LTD. 9394 839 832 CHINA RAILWAY Internet(CRNET) 9583 1122 721 Sify Limited 8151 915 710 UniNet S.A. de C.V. 22773 753 704 Cox Communications, Inc. 17488 755 699 Hathway IP Over Cable Interne 5668 628 604 CenturyTel Internet Holdings, 7545 697 582 TPG Internet Pty Ltd 19262 763 581 Verizon Global Networks 6517 583 545 Yipes Communications, Inc. 18101 587 542 Reliance Infocom Ltd Internet 15270 568 530 PaeTec.net -a division of Pae 6197 1031 521 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 64513 PRIVATE 63.171.234.0/26 1803 SPRINT 64513 PRIVATE 63.171.234.64/26 1803 SPRINT 64513 PRIVATE 63.171.234.128/26 1803 SPRINT 64513 PRIVATE 63.171.234.192/26 1803 SPRINT 47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc. 47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc. 65108 PRIVATE 84.234.80.0/20 43379 * 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In 64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In 64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In 64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In 64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In 64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In 64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In 64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In 64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In 64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In 64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In 64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In 65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In 65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 64588 PRIVATE 207.107.179.0/24 2491 fONOROLA 64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio 64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio 64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio 64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 192.0.2.0/24 812 Rogers WAVE
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 7.1.1.0/24 1239 Sprint 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 /8:18 /9:9 /10:15 /11:36 /12:134 /13:262 /14:474 /15:926 /16:9630 /17:4141 /18:6671 /19:14037 /20:16636 /21:15272 /22:19487 /23:20556 /24:122123 /25:1066 /26:1399 /27:585 /28:263 /29:185 /30:271 /31:5 /32:84
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1116 1124 Cable One 6478 1114 1115 AT&T Worldnet Services 2119 1011 1129 Telenor Internet Access 18566 1001 1019 Covad Communications 9583 965 1122 Sify Limited 23577 916 925 Korea Telecom (ATM-MPLS) 2386 901 1207 AT&T Data Communications Serv 7018 812 1476 AT&T WorldNet Services 7011 805 907 Citizens Utilities 6197 784 1031 BellSouth Network Solutions, 4755 709 1323 Videsh Sanchar Nigam Ltd. Aut 9498 663 995 BHARTI BT INTERNET LTD. 4766 594 797 Korea Telecom (KIX) 17488 578 755 Hathway IP Over Cable Interne 19916 563 568 OLM LLC 4323 560 1331 Time Warner Telecom 6517 547 583 Yipes Communications, Inc. 15270 532 568 PaeTec.net -a division of Pae 4668 502 512 LG-EDS Systems Inc. 18101 497 587 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 7:1 8:86 12:1809 13:1 15:19 16:3 17:3 18:13 20:37 24:971 25:1 32:174 33:3 38:344 40:60 41:295 43:6 44:2 47:4 52:4 55:3 56:3 57:46 58:473 59:388 60:354 61:1011 62:999 63:2008 64:3203 65:2413 66:3420 67:774 68:651 69:1954 70:454 71:115 72:1390 73:2 74:622 75:298 76:127 77:276 78:38 80:841 81:836 82:713 83:389 84:606 85:868 86:341 87:483 88:283 89:961 90:22 91:482 97:6 116:288 117:125 121:263 122:595 123:151 124:842 125:980 128:290 129:213 130:140 131:363 132:55 133:9 134:199 135:34 136:188 137:85 138:148 139:120 140:491 141:172 142:397 143:256 144:299 145:46 146:325 147:120 148:410 149:146 150:111 151:159 152:91 153:122 154:4 155:261 156:156 157:211 158:158 159:177 160:108 161:97 162:187 163:180 164:480 165:392 166:271 167:295 168:511 169:121 170:394 171:22 172:2 189:68 190:970 192:5810 193:3987 194:3212 195:2346 196:1022 198:3905 199:3279 200:5107 201:1154 202:7472 203:7677 204:3980 205:1982 206:2475 207:2939 208:2778 209:3533 210:2459 211:1024 212:1358 213:1531 214:418 215:40 216:3995 217:1178 218:370 219:385 220:1028 221:418 222:266
End of report
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