Orbit

Routing Table Report 04:00 +10GMT Wed 28 Jun, 2006

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

BGP routing table entries examined: 190901 Prefixes after maximum aggregation: 105215 Unique aggregates announced to Internet: 92976 Total ASes present in the Internet Routing Table: 22538 Origin-only ASes present in the Internet Routing Table: 19611 Origin ASes announcing only one prefix: 9399 Transit ASes present in the Internet Routing Table: 2927 Transit-only ASes present in the Internet Routing Table: 68 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 24 Max AS path prepend of ASN (32609) 16 Prefixes from unregistered ASNs in the Routing Table: 2 Unregistered ASNs in the Routing Table: 3 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1539780872 Equivalent to 91 /8s, 199 /16s and 49 /24s Percentage of available address space announced: 41.5 Percentage of allocated address space announced: 60.1 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 94463

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

Prefixes being announced by APNIC Region ASes: 41004 Total APNIC prefixes after maximum aggregation: 16896 Prefixes being announced from the APNIC address blocks: 38731 Unique aggregates announced from the APNIC address blocks: 18513 APNIC Region origin ASes present in the Internet Routing Table: 2616 APNIC Region origin ASes announcing only one prefix: 748 APNIC Region transit ASes present in the Internet Routing Table: 398 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 230519136 Equivalent to 13 /8s, 189 /16s and 113 /24s Percentage of available APNIC address space announced: 72.1

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: 97693 Total ARIN prefixes after maximum aggregation: 58096 Prefixes being announced from the ARIN address blocks: 71516 Unique aggregates announced from the ARIN address blocks: 27022 ARIN Region origin ASes present in the Internet Routing Table: 10797 ARIN Region origin ASes announcing only one prefix: 4073 ARIN Region transit ASes present in the Internet Routing Table: 986 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 294790912 Equivalent to 17 /8s, 146 /16s and 39 /24s Percentage of available ARIN address space announced: 76.4

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, 199/8, 204/6, 208/7 and 216/8

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

Prefixes being announced by RIPE Region ASes: 38321 Total RIPE prefixes after maximum aggregation: 25601 Prefixes being announced from the RIPE address blocks: 35367 Unique aggregates announced from the RIPE address blocks: 23181 RIPE Region origin ASes present in the Internet Routing Table: 8193 RIPE Region origin ASes announcing only one prefix: 4296 RIPE Region transit ASes present in the Internet Routing Table: 1352 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 261077892 Equivalent to 15 /8s, 143 /16s and 187 /24s Percentage of available RIPE address space announced: 81.9

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 40960-41983 RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8

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

Prefixes being announced by LACNIC Region ASes: 11624 Total LACNIC prefixes after maximum aggregation: 3726 Prefixes being announced from the LACNIC address blocks: 9764 Unique aggregates announced from the LACNIC address blocks: 5574 LACNIC Region origin ASes present in the Internet Routing Table: 705 LACNIC Region origin ASes announcing only one prefix: 236 LACNIC Region transit ASes present in the Internet Routing Table: 133 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 28011264 Equivalent to 1 /8s, 171 /16s and 107 /24s Percentage of available LACNIC address space announced: 41.7

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: 2257 Total AfriNIC prefixes after maximum aggregation: 896 Prefixes being announced from the AfriNIC address blocks: 1521 Unique aggregates announced from the AfriNIC address blocks: 948 AfriNIC Region origin ASes present in the Internet Routing Table: 159 AfriNIC Region origin ASes announcing only one prefix: 46 AfriNIC Region transit ASes present in the Internet Routing Table: 25 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 11 Number of AfriNIC addresses announced to Internet: 4143104 Equivalent to 0 /8s, 63 /16s and 56 /24s Percentage of available AfriNIC address space announced: 12.3

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 1240 7285 228 CHINANET-BACKBONE 4755 942 258 74 Videsh Sanchar Nigam Ltd. Aut 9583 901 109 15 Sify Limited 4766 688 4435 302 Korea Telecom (KIX) 9498 653 211 67 BHARTI BT INTERNET LTD. 1221 611 1668 470 Telstra Pty Ltd 7545 545 124 70 TPG Internet Pty Ltd 17488 522 32 10 Hathway IP Over Cable Interne 17676 490 7093 110 Softbank BB Corp. 9443 452 111 83 Primus Telecommunications 18101 421 85 24 Reliance Infocom Ltd Internet 17557 390 30 177 Pakistan Telecom 4802 382 81 169 Wantree Development 17974 379 129 14 PT TELEKOMUNIKASI INDONESIA 2907 335 1733 311 SINET Japan 9929 330 255 61 China Netcom Corp. 17849 303 23 103 Telecommunications Technology 7474 297 211 227 SingTel Optus Pty Ltd 4837 278 3085 123 chinanet IDC center beijing n 9800 276 410 67 CHINA UNICOM

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

ASN No of nets /20 equiv MaxAgg Description 7018 1491 6265 954 AT&T WorldNet Services 4323 1319 744 263 Time Warner Telecom 721 1024 21998 314 DLA Systems Automation Center 6197 1012 630 475 BellSouth Network Solutions, 174 960 5771 896 Cogent Communications 18566 945 272 8 Covad Communications 701 941 6753 777 UUNET Technologies, Inc. 2386 914 560 708 AT&T Data Communications Serv 1239 846 2788 598 Sprint 19262 715 2150 186 Verizon Global Networks 20115 714 619 382 Charter Communications 209 696 3683 551 Qwest 22773 668 1741 40 Cox Communications, Inc. 7011 647 217 411 Citizens Utilities 11492 639 87 22 Cable One 6198 602 568 236 BellSouth Network Solutions, 852 582 1084 381 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 554 244 64 Canadian Research Network 5668 527 147 23 CenturyTel Internet Holdings,

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

ASN No of nets /20 equiv MaxAgg Description 702 568 1951 447 UUNET - Commercial IP service 3301 312 1327 297 TeliaNet Sweden 3352 304 1643 30 Ibernet, Internet Access Netw 3320 287 3989 241 Deutsche Telekom AG 8220 276 470 264 COLT Telecommunications 680 246 2041 243 DFN-IP service G-WiN 6746 239 90 214 Dynamic Network Technologies, 3246 229 462 219 Song Networks 8708 217 276 203 Romania Data Systems S.A. 24863 215 42 10 LINKdotNET AS number 3269 202 2184 73 TELECOM ITALIA 3215 201 1720 96 France Telecom Transpac 8551 200 198 23 Bezeq International 30890 199 18 76 SC Kappa Invexim SRL 1257 194 741 166 SWIPnet Swedish IP Network 8866 187 37 15 Bulgarian Telecommunication C 6830 175 813 37 UPC Distribution Services 786 169 1778 169 The JANET IP Service 9121 169 931 28 TTnet Autonomous System 3300 168 171 97 AUCS Communications Services

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

ASN No of nets /20 equiv MaxAgg Description 8151 724 1114 225 UniNet S.A. de C.V. 22047 418 174 11 VTR PUNTO NET S.A. 11172 350 110 84 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 267 134 22 Telefonica Del Peru 14117 207 13 7 Telefonica del Sur S.A. 10481 181 72 8 Prima S.A. 7303 176 82 24 Telecom Argentina Stet-France 6503 171 151 84 AVANTEL, S.A. 21826 133 17 23 INTERCABLE 11556 132 80 4 Cable-Wireless Panama 19169 128 8 24 Telconet 19429 127 68 41 E.T.B. 14259 119 10 15 GTD Internet S.A. 14522 116 18 9 SatNet S.A. 23216 114 21 9 RAMtelecom Telecomunicaciones 6505 109 88 79 Global One Communicaoes Ltda 7910 105 7 10 ANDINET ON LINE 7738 104 410 20 Telecomunicacoes da Bahia S.A 5639 103 12 9 Telecommunications Services o

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

ASN No of nets /20 equiv MaxAgg Description 3741 287 803 234 The Internet Solution 8452 166 60 7 TEDATA 6713 154 135 11 Itissalat Al-MAGHRIB 2018 131 314 105 Tertiary Education Network 5536 124 8 15 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 15475 113 84 4 Nile Online 33783 105 6 2 EEPAD TISP TELECOM & INTERNET 2905 69 139 60 The Internetworking Company o 20928 60 16 3 Noor Advanced Technologies AS 15706 44 8 3 Sudatel Internet Exchange Aut 5713 39 294 35 Telkom SA Ltd 33774 31 7 21 AS Number for Telecom Algeria 12455 25 6 3 Jambonet Autonomous system 16637 24 14 22 Johnnic e-Ventures 21280 24 4 4 Swift Global Kenya Ltd.Is an 23889 23 8 11 MAURITIUS TELECOM 10798 22 1 13 Standard Bank of South Africa 33766 21 2 1 Nyala Communications Pty Ltd 21491 20 17 2 UTL On-line is RF broadband I

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

ASN No of nets Net Savings Description 4323 1319 1056 Time Warner Telecom 4134 1240 1012 CHINANET-BACKBONE 18566 945 937 Covad Communications 9583 901 886 Sify Limited 4755 942 868 Videsh Sanchar Nigam Ltd. Aut 721 1024 710 DLA Systems Automation Center 22773 668 628 Cox Communications, Inc. 11492 639 617 Cable One 9498 653 586 BHARTI BT INTERNET LTD. 6197 1012 537 BellSouth Network Solutions, 19262 715 529 Verizon Global Networks 17488 522 512 Hathway IP Over Cable Interne 19916 563 509 OLM LLC 5668 527 504 CenturyTel Internet Holdings, 8151 724 499 UniNet S.A. de C.V. 855 554 490 Canadian Research Network 7545 545 475 TPG Internet Pty Ltd 3602 526 422 Sprint Canada, Inc. 22047 418 407 VTR PUNTO NET S.A. 15270 439 406 PaeTec.net -a division of Pae

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

Bad AS Designation Network Transit AS Description 65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com

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 183.206.196.0/24 2188 FR-RENATER-ASTER 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 192.84.205.0/24 719 LANLINK autonomous system 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 /10:9 /11:28 /12:93 /13:201 /14:364 /15:714 /16:8871 /17:3269 /18:5393 /19:11779 /20:13384 /21:11652 /22:14818 /23:15885 /24:103340 /25:384 /26:293 /27:179 /28:64 /29:62 /30:52 /31:0 /32:40

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

ASN No of nets Total ann. Description 18566 928 945 Covad Communications 6197 794 1012 BellSouth Network Solutions, 7018 793 1491 AT&T WorldNet Services 9583 731 901 Sify Limited 4323 643 1319 Time Warner Telecom 2386 635 914 AT&T Data Communications Serv 11492 630 639 Cable One 19916 557 563 OLM LLC 7011 556 647 Citizens Utilities 4766 500 688 Korea Telecom (KIX) 6198 444 602 BellSouth Network Solutions, 855 428 554 Canadian Research Network 5668 410 527 CenturyTel Internet Holdings, 15270 408 439 PaeTec.net -a division of Pae 1239 391 846 Sprint 9498 377 653 BHARTI BT INTERNET LTD. 4755 373 942 Videsh Sanchar Nigam Ltd. Aut 6517 364 395 Yipes Communications, Inc. 8151 358 724 UniNet S.A. de C.V. 702 352 568 UUNET - Commercial IP service

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

4:9 8:42 12:1614 13:1 15:16 16:3 17:3 18:4 20:41 24:768 25:1 32:58 38:232 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:26 58:188 59:232 60:189 61:861 62:815 63:1892 64:3182 65:2234 66:3134 67:617 68:678 69:1523 70:385 71:86 72:791 74:50 75:1 80:767 81:647 82:617 83:395 84:376 85:558 86:386 87:366 88:107 89:303 121:1 122:2 123:1 124:288 125:524 128:144 129:189 130:119 131:315 132:33 133:8 134:160 135:48 136:178 137:82 138:206 139:55 140:522 141:134 142:381 143:167 144:224 145:39 146:320 147:137 148:335 149:189 150:114 151:94 152:69 153:106 154:5 155:201 156:183 157:146 158:167 159:172 160:92 161:76 162:244 163:158 164:181 165:211 166:172 167:238 168:491 169:128 170:354 171:14 183:1 190:80 192:5733 193:3362 194:2647 195:1935 196:855 198:3961 199:3226 200:4495 201:1003 202:6679 203:6980 204:3909 205:2050 206:2429 207:2912 208:2159 209:3402 210:2011 211:702 212:1253 213:1474 214:360 215:41 216:4007 217:1174 218:295 219:236 220:721 221:371 222:188

End of report