Orbit

Routing Table Report 04:00 +10GMT Sun 22 Jan, 2006

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

BGP routing table entries examined: 179074 Prefixes after maximum aggregation: 100274 Unique aggregates announced to Internet: 87151 Total ASes present in the Internet Routing Table: 21332 Origin-only ASes present in the Internet Routing Table: 18549 Origin ASes announcing only one prefix: 8768 Transit ASes present in the Internet Routing Table: 2783 Transit-only ASes present in the Internet Routing Table: 72 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 25 Prefixes from unregistered ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1481833504 Equivalent to 88 /8s, 82 /16s and 252 /24s Percentage of available address space announced: 40.0 Percentage of allocated address space announced: 59.0 Percentage of available address space allocated: 67.8 Total number of prefixes smaller than registry allocations: 86570

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

Prefixes being announced by APNIC Region ASes: 37626 Total APNIC prefixes after maximum aggregation: 15881 Prefixes being announced from the APNIC address blocks: 35421 Unique aggregates announced from the APNIC address blocks: 17335 APNIC Region origin ASes present in the Internet Routing Table: 2461 APNIC Region origin ASes announcing only one prefix: 692 APNIC Region transit ASes present in the Internet Routing Table: 379 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 210783712 Equivalent to 12 /8s, 144 /16s and 77 /24s Percentage of available APNIC address space announced: 65.9

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, 121/8, 122/7, 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: 94172 Total ARIN prefixes after maximum aggregation: 56340 Prefixes being announced from the ARIN address blocks: 73480 Unique aggregates announced from the ARIN address blocks: 28129 ARIN Region origin ASes present in the Internet Routing Table: 10456 ARIN Region origin ASes announcing only one prefix: 3879 ARIN Region transit ASes present in the Internet Routing Table: 967 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 282757632 Equivalent to 16 /8s, 218 /16s and 138 /24s Percentage of available ARIN address space announced: 70.2

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 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8, 198/7, 204/6, 208/7 and 216/8

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 35178 Total RIPE prefixes after maximum aggregation: 23731 Prefixes being announced from the RIPE address blocks: 32196 Unique aggregates announced from the RIPE address blocks: 21591 RIPE Region origin ASes present in the Internet Routing Table: 7534 RIPE Region origin ASes announcing only one prefix: 3937 RIPE Region transit ASes present in the Internet Routing Table: 1250 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 229843328 Equivalent to 13 /8s, 179 /16s and 33 /24s Percentage of available RIPE address space announced: 68.5

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 RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7 and 217/8

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 10259 Total LACNIC prefixes after maximum aggregation: 3451 Prefixes being announced from the LACNIC address blocks: 8424 Unique aggregates announced from the LACNIC address blocks: 5027 LACNIC Region origin ASes present in the Internet Routing Table: 665 LACNIC Region origin ASes announcing only one prefix: 217 LACNIC Region transit ASes present in the Internet Routing Table: 123 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 24753152 Equivalent to 1 /8s, 121 /16s and 180 /24s Percentage of available LACNIC address space announced: 36.9

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: 1832 Total AfriNIC prefixes after maximum aggregation: 871 Prefixes being announced from the AfriNIC address blocks: 1208 Unique aggregates announced from the AfriNIC address blocks: 853 AfriNIC Region origin ASes present in the Internet Routing Table: 144 AfriNIC Region origin ASes announcing only one prefix: 43 AfriNIC Region transit ASes present in the Internet Routing Table: 25 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 3025408 Equivalent to 0 /8s, 46 /16s and 42 /24s Percentage of available AfriNIC address space announced: 9.0

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 978 6450 206 CHINANET-BACKBONE 9583 838 109 15 Sify Limited 4755 787 258 63 Videsh Sanchar Nigam Ltd. Aut 4766 719 3929 303 Korea Telecom (KIX) 1221 667 1364 474 Telstra Pty Ltd 7545 513 108 69 TPG Internet Pty Ltd 9498 508 211 69 BHARTI BT INTERNET LTD. 17676 477 6901 102 Softbank BB Corp. 17488 436 26 9 Hathway IP Over Cable Interne 9443 406 93 85 Primus Telecommunications 4802 361 74 156 Wantree Development 2907 338 1763 315 SINET Japan 9929 334 217 50 China Netcom Corp. 7474 330 227 228 SingTel Optus Pty Ltd 18101 330 68 23 Reliance Infocom Ltd Internet 17974 317 77 36 PT TELEKOMUNIKASI INDONESIA 17557 312 25 162 Pakistan Telecom 4780 282 226 16 Digital United Inc. 9837 271 78 169 Powertel Ltd 9800 256 410 67 CHINA UNICOM

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

ASN No of nets /20 equiv MaxAgg Description 7018 1467 6265 954 AT&T WorldNet Services 4323 1203 724 236 Time Warner Telecom 174 1037 5807 949 Cogent Communications 721 1031 21938 308 DLA Systems Automation Center 6197 973 436 507 BellSouth Network Solutions, 701 967 8099 810 UUNET Technologies, Inc. 18566 892 272 8 Covad Communications 2386 879 501 687 AT&T Data Communications Serv 1239 844 2791 604 Sprint 209 658 3603 524 Qwest 20115 657 537 340 Charter Communications 11492 644 89 12 Cable One 22773 610 1478 33 Cox Communications, Inc. 19262 595 1705 140 Verizon Global Networks 855 571 243 65 Canadian Research Network 852 570 1092 379 Telus Advanced Communications 19916 563 49 54 OLM LLC 6478 530 1471 293 AT&T Worldnet Services 3602 520 127 106 Sprint Canada, Inc. 5668 518 143 24 CenturyTel Internet Holdings,

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

ASN No of nets /20 equiv MaxAgg Description 702 587 1954 465 UUNET - Commercial IP service 3301 302 1071 288 TeliaNet Sweden 3352 302 1500 34 Ibernet, Internet Access Netw 3320 283 3485 237 Deutsche Telekom AG 8220 274 474 268 COLT Telecommunications 680 244 2024 238 DFN-IP service G-WiN 3246 228 487 218 Song Networks 8708 222 274 206 Romania Data Systems S.A. 6746 214 53 186 Dynamic Network Technologies, 1257 189 712 169 SWIPnet Swedish IP Network 3269 185 1925 70 TELECOM ITALIA 5515 180 840 127 Sonera Solution Autonomous Sy 786 173 1794 173 The JANET IP Service 8866 171 37 13 Bulgarian Telecommunication C 24863 167 38 9 LINKdotNET AS number 3215 166 1350 81 France Telecom Transpac 5400 166 328 136 BT Ignite European Backbone 6830 161 669 33 UPC Distribution Services 3300 160 170 91 AUCS Communications Services 12479 157 322 5 Uni2 Autonomous System

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8151 561 1048 216 UniNet S.A. de C.V. 22047 379 141 44 VTR PUNTO NET S.A. 11172 303 110 78 Servicios Alestra S.A de C.V 16814 295 18 7 NSS, S.A. 13999 191 52 13 Mega Cable S.A. de C.V. 14117 181 11 6 Telefonica del Sur S.A. 7303 153 73 18 Telecom Argentina Stet-France 6147 150 118 21 Telefonica Del Peru 11556 130 64 3 Cable-Wireless Panama 19169 122 8 29 Telconet 10481 121 48 8 Prima S.A. 6503 116 148 77 AVANTEL, S.A. 21826 113 14 19 INTERCABLE 5639 112 12 9 Telecommunications Services o 6505 108 88 80 Global One Communicaoes Ltda 11311 100 8 14 Sinectis S.A. 18822 99 8 10 TELEFONICA MANQUEHUE 7315 96 6 3 Grupo Rey Moreno 14522 95 12 8 SatNet S.A. 4270 94 17 9 Red de Interconexion Universi

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3741 276 819 233 The Internet Solution 8452 150 60 7 TEDATA 5536 122 8 16 Internet Egypt Network 2018 117 298 103 Tertiary Education Network 15475 76 84 4 Nile Online 2905 74 155 67 The Internetworking Company o 24835 69 34 6 RAYA Telecom - Egypt 6713 68 71 10 Itissalat Al-MAGHRIB 20928 61 16 2 Noor Advanced Technologies AS 5713 39 167 35 Telkom SA Ltd 33774 36 9 27 AS Number for Telecom Algeria 15706 31 8 3 Sudatel Internet Exchange Aut 23889 25 7 10 MAURITIUS TELECOM 8524 23 1 4 AUCEGYPT Autonomous System 10798 22 1 13 Standard Bank of South Africa 16637 22 10 20 Johnnic e-Ventures 21280 22 4 4 Swift Global Kenya Ltd.Is an 12455 19 6 5 Jambonet Autonomous system 12258 17 3 11 Vodacom Internet Company 15808 17 2 2 Communication Solutions Ltd i

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

ASN No of nets Net Savings Description 4323 1203 967 Time Warner Telecom 18566 892 884 Covad Communications 9583 838 823 Sify Limited 4134 978 772 CHINANET-BACKBONE 4755 787 724 Videsh Sanchar Nigam Ltd. Aut 721 1031 723 DLA Systems Automation Center 11492 644 632 Cable One 22773 610 577 Cox Communications, Inc. 19916 563 509 OLM LLC 855 571 506 Canadian Research Network 5668 518 494 CenturyTel Internet Holdings, 6197 973 466 BellSouth Network Solutions, 19262 595 455 Verizon Global Networks 7545 513 444 TPG Internet Pty Ltd 9498 508 439 BHARTI BT INTERNET LTD. 17488 436 427 Hathway IP Over Cable Interne 4766 719 416 Korea Telecom (KIX) 3602 520 414 Sprint Canada, Inc. 812 438 410 Rogers WAVE 17676 477 375 Softbank BB Corp.

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

Bad AS Designation Network Transit AS Description 38976 UNALLOCATED 62.192.224.0/19 21166 Satgate autonomous s 38976 UNALLOCATED 62.192.232.0/24 21166 Satgate autonomous s 38972 UNALLOCATED 80.251.144.0/21 6828 Ekaterinburg Telegra 38972 UNALLOCATED 80.251.151.0/24 6828 Ekaterinburg Telegra 38972 UNALLOCATED 80.251.152.0/23 6828 Ekaterinburg Telegra 29544 UNALLOCATED 82.151.64.0/19 12956 Telefonica Data Auto 65005 PRIVATE 159.153.148.0/22 24989 IX Europe Frankfurt

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 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 192.43.230.0/24 7575 Australian Academic and Rease 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 192.72.0.0/18 4780 Digital United Inc. 192.72.0.0/16 4780 Digital United Inc. 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 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 /9:5 /10:8 /11:20 /12:87 /13:196 /14:349 /15:680 /16:8655 /17:2967 /18:4979 /19:11209 /20:12377 /21:10691 /22:13696 /23:14912 /24:97275 /25:311 /26:252 /27:202 /28:62 /29:26 /30:55 /31:3 /32:39

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

ASN No of nets Total ann. Description 18566 875 892 Covad Communications 6197 785 973 BellSouth Network Solutions, 7018 748 1467 AT&T WorldNet Services 9583 660 838 Sify Limited 11492 635 644 Cable One 2386 613 879 AT&T Data Communications Serv 4323 578 1203 Time Warner Telecom 19916 557 563 OLM LLC 4766 519 719 Korea Telecom (KIX) 855 443 571 Canadian Research Network 5668 407 518 CenturyTel Internet Holdings, 7011 402 468 Citizens Utilities 702 372 587 UUNET - Commercial IP service 1239 361 844 Sprint 6198 357 500 BellSouth Network Solutions, 6517 342 370 Yipes Communications, Inc. 15270 334 361 PaeTec.net -a division of Pae 812 317 438 Rogers WAVE 22773 315 610 Cox Communications, Inc. 13609 290 332 Choice One Communications Inc

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

4:3 8:44 12:1635 13:1 15:11 16:3 17:3 18:4 20:42 24:761 25:1 30:2 32:67 38:190 40:54 44:3 47:3 52:4 55:1 56:3 57:34 58:115 59:158 60:182 61:817 62:731 63:1889 64:2950 65:2158 66:3025 67:586 68:694 69:1387 70:276 71:51 72:577 73:22 80:733 81:599 82:506 83:353 84:340 85:415 86:267 87:148 88:18 89:7 124:5 125:183 128:153 129:174 130:102 131:311 132:34 133:7 134:151 135:46 136:169 137:62 138:181 139:88 140:445 141:135 142:412 143:144 144:217 145:39 146:312 147:133 148:326 149:186 150:112 151:72 152:59 153:99 154:6 155:186 156:91 157:118 158:153 159:178 160:88 161:68 162:253 163:176 164:166 165:176 166:147 167:236 168:477 169:139 170:315 171:12 190:14 192:5750 193:3354 194:2457 195:1730 196:728 198:3892 199:3274 200:4205 201:559 202:6466 203:6738 204:3832 205:2077 206:2430 207:2911 208:2016 209:3470 210:1847 211:781 212:1265 213:1443 214:320 215:40 216:3818 217:1150 218:232 219:135 220:645 221:334 222:147

End of report