Orbit

Routing Table Report 00:00 GMT Thu 23 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/2007/08/23

Analysis Summary ----------------

BGP routing table entries examined: 234357 Prefixes after maximum aggregation: 121085 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 110531 Total ASes present in the Internet Routing Table: 26043 Prefixes per ASN: 9.00 Origin-only ASes present in the Internet Routing Table: 22569 Origin ASes announcing only one prefix: 10996 Transit ASes present in the Internet Routing Table: 3474 Transit-only ASes present in the Internet Routing Table: 93 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 31 Max AS path prepend of ASN (42025) 17 Prefixes from unregistered ASNs in the Routing Table: 33 Unregistered ASNs in the Routing Table: 22 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: 1754081092 Equivalent to 104 /8s, 141 /16s and 39 /24s Percentage of available address space announced: 47.3 Percentage of allocated address space announced: 62.0 Percentage of available address space allocated: 76.4 Total number of prefixes smaller than registry allocations: 124941

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 55290 Total APNIC prefixes after maximum aggregation: 20653 APNIC Deaggregation factor: 2.68 Prefixes being announced from the APNIC address blocks: 52078 Unique aggregates announced from the APNIC address blocks: 21186 APNIC Region origin ASes present in the Internet Routing Table: 3012 APNIC Prefixes per ASN: 17.29 APNIC Region origin ASes announcing only one prefix: 800 APNIC Region transit ASes present in the Internet Routing Table: 465 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 312694452 Equivalent to 18 /8s, 163 /16s and 86 /24s Percentage of available APNIC address space announced: 77.5

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: 110083 Total ARIN prefixes after maximum aggregation: 63265 ARIN Deaggregation factor: 1.74 Prefixes being announced from the ARIN address blocks: 80673 Unique aggregates announced from the ARIN address blocks: 31843 ARIN Region origin ASes present in the Internet Routing Table: 11762 ARIN Prefixes per ASN: 6.86 ARIN Region origin ASes announcing only one prefix: 4503 ARIN Region transit ASes present in the Internet Routing Table: 1139 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 342946400 Equivalent to 20 /8s, 112 /16s and 242 /24s Percentage of available ARIN address space announced: 75.7

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: 49893 Total RIPE prefixes after maximum aggregation: 31663 RIPE Deaggregation factor: 1.58 Prefixes being announced from the RIPE address blocks: 46234 Unique aggregates announced from the RIPE address blocks: 29519 RIPE Region origin ASes present in the Internet Routing Table: 10120 RIPE Prefixes per ASN: 4.57 RIPE Region origin ASes announcing only one prefix: 5348 RIPE Region transit ASes present in the Internet Routing Table: 1631 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 324461056 Equivalent to 19 /8s, 86 /16s and 226 /24s Percentage of available RIPE address space announced: 74.4

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: 16336 Total LACNIC prefixes after maximum aggregation: 4393 LACNIC Deaggregation factor: 3.72 Prefixes being announced from the LACNIC address blocks: 14474 Unique aggregates announced from the LACNIC address blocks: 7756 LACNIC Region origin ASes present in the Internet Routing Table: 850 LACNIC Prefixes per ASN: 17.03 LACNIC Region origin ASes announcing only one prefix: 275 LACNIC Region transit ASes present in the Internet Routing Table: 147 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 31 Number of LACNIC addresses announced to Internet: 42038272 Equivalent to 2 /8s, 129 /16s and 116 /24s Percentage of available LACNIC address space announced: 62.6

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: 2717 Total AfriNIC prefixes after maximum aggregation: 1099 AfriNIC Deaggregation factor: 2.47 Prefixes being announced from the AfriNIC address blocks: 2312 Unique aggregates announced from the AfriNIC address blocks: 1354 AfriNIC Region origin ASes present in the Internet Routing Table: 205 AfriNIC Prefixes per ASN: 11.28 AfriNIC Region origin ASes announcing only one prefix: 70 AfriNIC Region transit ASes present in the Internet Routing Table: 33 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 13 Number of AfriNIC addresses announced to Internet: 7450880 Equivalent to 0 /8s, 113 /16s and 177 /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 4134 1347 11142 288 CHINANET-BACKBONE 4755 1333 383 71 Videsh Sanchar Nigam Ltd. Aut 9583 1133 108 17 Sify Limited 9498 1001 533 70 BHARTI BT INTERNET LTD. 23577 926 34 796 Korea Telecom (ATM-MPLS) 9394 832 1712 7 CHINA RAILWAY Internet(CRNET) 4766 794 5440 315 Korea Telecom (KIX) 17488 770 50 50 Hathway IP Over Cable Interne 7545 735 159 118 TPG Internet Pty Ltd 1221 595 1951 438 Telstra Pty Ltd 18101 592 119 48 Reliance Infocom Ltd Internet 4812 548 968 97 China Telecom (Shanghai) 4668 516 68 10 LG-EDS Systems Inc. 17676 503 10919 64 Softbank BB Corp. 9443 474 122 78 Primus Telecommunications 4808 470 760 104 CNCGROUP IP network: China169 7474 454 216 268 SingTel Optus Pty Ltd 4538 441 2974 34 China Education and Research 9942 440 77 113 COMindico Australia 4802 431 116 155 Wantree Development

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 2119 1128 949 685 Telenor Internet Access 702 502 1922 403 UUNET - Commercial IP service 24863 364 57 38 LINKdotNET AS number 9116 339 168 26 Goldenlines main autonomous s 5089 325 1658 54 NTL Group Limited 8551 320 315 43 Bezeq International 3301 314 1456 293 TeliaNet Sweden 3320 313 6035 260 Deutsche Telekom AG 1273 288 306 106 Cable & Wireless Deutschland 6746 288 130 264 Dynamic Network Technologies, 680 265 2061 256 DFN-IP service G-WiN 8708 260 420 241 Romania Data Systems S.A. 8220 259 441 241 COLT Telecommunications 3215 258 2424 98 France Telecom Transpac 3352 224 1868 38 Ibernet, Internet Access Netw 3269 221 2775 73 TELECOM ITALIA 9121 210 1441 24 TTnet Autonomous System 1257 205 1195 170 SWIPnet Swedish IP Network 3300 202 172 96 AUCS Communications Services 3292 195 1379 175 TDC Tele Danmark

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7018 1463 10162 984 AT&T WorldNet Services 4323 1320 1007 372 Time Warner Telecom 2386 1214 617 749 AT&T Data Communications Serv 6478 1133 322 133 AT&T Worldnet Services 11492 1133 109 33 Cable One 6197 1030 718 511 BellSouth Network Solutions, 18566 1020 288 9 Covad Communications 174 971 6780 860 Cogent Communications 701 944 6576 724 UUNET Technologies, Inc. 7011 914 261 551 Citizens Utilities 20115 813 747 432 Charter Communications 1239 794 2705 562 Sprint 19262 766 2743 185 Verizon Global Networks 22773 758 2148 49 Cox Communications, Inc. 209 735 3820 580 Qwest 577 706 813 203 Bell Advanced Communications 5668 628 171 24 CenturyTel Internet Holdings, 852 591 1096 364 Telus Advanced Communications 6517 582 163 36 Yipes Communications, Inc. 6198 570 614 261 BellSouth Network Solutions,

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4755 1333 1262 Videsh Sanchar Nigam Ltd. Aut 9583 1133 1116 Sify Limited 11492 1133 1100 Cable One 4134 1347 1059 CHINANET-BACKBONE 18566 1020 1011 Covad Communications 6478 1133 1000 AT&T Worldnet Services 4323 1320 948 Time Warner Telecom 9498 1001 931 BHARTI BT INTERNET LTD. 9394 832 825 CHINA RAILWAY Internet(CRNET) 17488 770 720 Hathway IP Over Cable Interne 22773 758 709 Cox Communications, Inc. 8151 910 702 UniNet S.A. de C.V. 7545 735 617 TPG Internet Pty Ltd 5668 628 604 CenturyTel Internet Holdings, 19262 766 581 Verizon Global Networks 6517 582 546 Yipes Communications, Inc. 18101 592 544 Reliance Infocom Ltd Internet 15270 567 529 PaeTec.net -a division of Pae 6197 1030 519 BellSouth Network Solutions, 19916 568 517 OLM LLC

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc. 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 64539 PRIVATE 170.213.128.0/24 7132 SBC Internet Service 64539 PRIVATE 170.213.129.0/24 7132 SBC Internet Service 64539 PRIVATE 170.213.132.0/24 7132 SBC Internet Service 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 64501 RESERVED 195.189.160.0/24 35041 Crystone Autonomous 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 /13:263 /14:472 /15:931 /16:9643 /17:4149 /18:6701 /19:14084 /20:16639 /21:15366 /22:19555 /23:20554 /24:121924 /25:1066 /26:1384 /27:589 /28:259 /29:188 /30:283 /31:5 /32:90

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 6478 1132 1133 AT&T Worldnet Services 11492 1125 1133 Cable One 2119 1015 1128 Telenor Internet Access 18566 1002 1020 Covad Communications 9583 966 1133 Sify Limited 23577 917 926 Korea Telecom (ATM-MPLS) 2386 908 1214 AT&T Data Communications Serv 7011 811 914 Citizens Utilities 7018 808 1463 AT&T WorldNet Services 6197 783 1030 BellSouth Network Solutions, 4755 719 1333 Videsh Sanchar Nigam Ltd. Aut 9498 670 1001 BHARTI BT INTERNET LTD. 4766 594 794 Korea Telecom (KIX) 17488 593 770 Hathway IP Over Cable Interne 19916 563 568 OLM LLC 4323 552 1320 Time Warner Telecom 6517 549 582 Yipes Communications, Inc. 15270 531 567 PaeTec.net -a division of Pae 4668 506 516 LG-EDS Systems Inc. 18101 499 592 Reliance Infocom Ltd Internet

Number of /24s announced per /8 block (Global) ----------------------------------------------

4:8 7:1 8:88 12:1822 13:2 15:19 16:3 17:3 18:13 20:37 24:983 25:1 32:173 33:3 38:346 40:60 41:304 43:6 44:2 47:4 52:4 55:3 56:3 57:46 58:463 59:384 60:366 61:1025 62:972 63:2012 64:3176 65:2394 66:3400 67:786 68:652 69:1856 70:453 71:115 72:1384 73:2 74:634 75:302 76:128 77:287 78:43 80:849 81:836 82:720 83:390 84:569 85:871 86:341 87:488 88:287 89:982 90:25 91:493 97:5 116:290 117:135 121:267 122:577 123:154 124:670 125:988 126:1 128:276 129:215 130:140 131:364 132:56 133:9 134:198 135:34 136:189 137:81 138:149 139:122 140:492 141:173 142:396 143:256 144:299 145:46 146:325 147:123 148:404 149:144 150:112 151:159 152:92 153:122 154:4 155:263 156:161 157:216 158:158 159:171 160:113 161:99 162:187 163:181 164:485 165:396 166:285 167:296 168:512 169:121 170:389 171:22 172:2 189:69 190:973 192:5811 193:4009 194:3251 195:2377 196:1024 198:3904 199:3270 200:5135 201:1160 202:7394 203:7671 204:3954 205:1986 206:2459 207:2915 208:2797 209:3509 210:2470 211:1139 212:1340 213:1518 214:419 215:41 216:3957 217:1152 218:380 219:386 220:1027 221:418 222:266

End of report