Orbit

Routing Table Report 04:00 +10GMT Tue 27 Jun, 2006

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

BGP routing table entries examined: 191375 Prefixes after maximum aggregation: 105131 Unique aggregates announced to Internet: 92806 Total ASes present in the Internet Routing Table: 22524 Origin-only ASes present in the Internet Routing Table: 19605 Origin ASes announcing only one prefix: 9404 Transit ASes present in the Internet Routing Table: 2919 Transit-only ASes present in the Internet Routing Table: 66 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: 1539429640 Equivalent to 91 /8s, 193 /16s and 213 /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: 95012

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

Prefixes being announced by APNIC Region ASes: 40902 Total APNIC prefixes after maximum aggregation: 16876 Prefixes being announced from the APNIC address blocks: 38624 Unique aggregates announced from the APNIC address blocks: 18469 APNIC Region origin ASes present in the Internet Routing Table: 2613 APNIC Region origin ASes announcing only one prefix: 749 APNIC Region transit ASes present in the Internet Routing Table: 397 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 230471520 Equivalent to 13 /8s, 188 /16s and 183 /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: 98339 Total ARIN prefixes after maximum aggregation: 58064 Prefixes being announced from the ARIN address blocks: 72194 Unique aggregates announced from the ARIN address blocks: 26965 ARIN Region origin ASes present in the Internet Routing Table: 10799 ARIN Region origin ASes announcing only one prefix: 4082 ARIN Region transit ASes present in the Internet Routing Table: 982 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 294704128 Equivalent to 17 /8s, 144 /16s and 212 /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: 38283 Total RIPE prefixes after maximum aggregation: 25578 Prefixes being announced from the RIPE address blocks: 35334 Unique aggregates announced from the RIPE address blocks: 23177 RIPE Region origin ASes present in the Internet Routing Table: 8182 RIPE Region origin ASes announcing only one prefix: 4289 RIPE Region transit ASes present in the Internet Routing Table: 1353 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 261085316 Equivalent to 15 /8s, 143 /16s and 216 /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: 11583 Total LACNIC prefixes after maximum aggregation: 3721 Prefixes being announced from the LACNIC address blocks: 9722 Unique aggregates announced from the LACNIC address blocks: 5545 LACNIC Region origin ASes present in the Internet Routing Table: 705 LACNIC Region origin ASes announcing only one prefix: 239 LACNIC Region transit ASes present in the Internet Routing Table: 131 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 27810304 Equivalent to 1 /8s, 168 /16s and 90 /24s Percentage of available LACNIC address space announced: 41.4

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: 2266 Total AfriNIC prefixes after maximum aggregation: 892 Prefixes being announced from the AfriNIC address blocks: 1525 Unique aggregates announced from the AfriNIC address blocks: 944 AfriNIC Region origin ASes present in the Internet Routing Table: 159 AfriNIC Region origin ASes announcing only one prefix: 45 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: 4138240 Equivalent to 0 /8s, 63 /16s and 37 /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 1238 7261 228 CHINANET-BACKBONE 4755 943 258 74 Videsh Sanchar Nigam Ltd. Aut 9583 899 109 15 Sify Limited 4766 688 4435 302 Korea Telecom (KIX) 9498 653 211 67 BHARTI BT INTERNET LTD. 1221 613 1668 471 Telstra Pty Ltd 7545 546 124 70 TPG Internet Pty Ltd 17488 519 32 10 Hathway IP Over Cable Interne 17676 490 7093 110 Softbank BB Corp. 9443 452 111 83 Primus Telecommunications 17557 396 31 174 Pakistan Telecom 18101 390 84 21 Reliance Infocom Ltd Internet 4802 382 81 169 Wantree Development 17974 381 129 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 10139 281 19 5 Meridian Telekoms 4837 277 3085 123 chinanet IDC center beijing n

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

ASN No of nets /20 equiv MaxAgg Description 7018 1484 6264 950 AT&T WorldNet Services 4323 1318 744 263 Time Warner Telecom 721 1015 21982 311 DLA Systems Automation Center 6197 1012 630 475 BellSouth Network Solutions, 174 958 5771 895 Cogent Communications 18566 945 272 8 Covad Communications 19029 944 151 106 New Edge Networks 701 939 6753 777 UUNET Technologies, Inc. 2386 913 560 706 AT&T Data Communications Serv 1239 846 2788 598 Sprint 19262 715 2150 186 Verizon Global Networks 20115 713 619 381 Charter Communications 209 695 3683 549 Qwest 22773 668 1741 40 Cox Communications, Inc. 7011 647 217 411 Citizens Utilities 11492 639 87 22 Cable One 852 581 1084 380 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 553 244 64 Canadian Research Network 5668 526 147 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 274 470 262 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 216 42 10 LINKdotNET AS number 3215 201 1720 96 France Telecom Transpac 3269 201 2182 72 TELECOM ITALIA 8551 200 198 23 Bezeq International 30890 196 17 76 SC Kappa Invexim SRL 1257 194 741 166 SWIPnet Swedish IP Network 8866 186 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 700 1099 220 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 173 151 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 286 803 234 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 8524 22 1 5 AUCEGYPT Autonomous System 10798 22 1 13 Standard Bank of South Africa 33766 21 2 1 Nyala Communications Pty Ltd

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

ASN No of nets Net Savings Description 4323 1318 1055 Time Warner Telecom 4134 1238 1010 CHINANET-BACKBONE 18566 945 937 Covad Communications 9583 899 884 Sify Limited 4755 943 869 Videsh Sanchar Nigam Ltd. Aut 19029 944 838 New Edge Networks 721 1015 704 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 19916 563 509 OLM LLC 17488 519 509 Hathway IP Over Cable Interne 5668 526 503 CenturyTel Internet Holdings, 855 553 489 Canadian Research Network 8151 700 480 UniNet S.A. de C.V. 7545 546 476 TPG Internet Pty Ltd 3602 525 421 Sprint Canada, Inc. 22047 418 407 VTR PUNTO NET S.A.

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 /15:713 /16:8871 /17:3261 /18:5392 /19:11776 /20:13342 /21:11655 /22:14861 /23:15961 /24:103750 /25:385 /26:290 /27:181 /28:67 /29:63 /30:52 /31:0 /32:33

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

ASN No of nets Total ann. Description 18566 928 945 Covad Communications 19029 877 944 New Edge Networks 6197 794 1012 BellSouth Network Solutions, 7018 787 1484 AT&T WorldNet Services 9583 729 899 Sify Limited 4323 642 1318 Time Warner Telecom 2386 633 913 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) 855 427 553 Canadian Research Network 5668 409 526 CenturyTel Internet Holdings, 15270 407 438 PaeTec.net -a division of Pae 1239 391 846 Sprint 9498 377 653 BHARTI BT INTERNET LTD. 4755 374 943 Videsh Sanchar Nigam Ltd. Aut 6517 364 395 Yipes Communications, Inc. 6198 353 510 BellSouth Network Solutions, 702 352 568 UUNET - Commercial IP service

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

4:9 8:42 12:1613 13:1 15:16 16:3 17:3 18:4 20:41 24:768 25:1 32:58 38:231 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:26 58:188 59:232 60:187 61:858 62:812 63:1893 64:3213 65:2200 66:3132 67:617 68:672 69:1521 70:372 71:82 72:773 74:43 75:1 80:767 81:645 82:626 83:396 84:376 85:553 86:384 87:366 88:107 89:302 121:1 122:2 123:1 124:285 125:524 128:145 129:189 130:118 131:318 132:33 133:8 134:159 135:43 136:174 137:82 138:206 139:55 140:522 141:134 142:380 143:167 144:223 145:39 146:313 147:137 148:340 149:187 150:114 151:94 152:69 153:106 154:5 155:204 156:183 157:146 158:167 159:171 160:91 161:77 162:243 163:158 164:180 165:211 166:172 167:237 168:489 169:128 170:350 171:14 183:1 190:77 192:5724 193:3356 194:2640 195:1929 196:860 198:3961 199:3218 200:4491 201:1002 202:6666 203:6986 204:3910 205:2042 206:2431 207:2919 208:2160 209:3766 210:1997 211:691 212:1256 213:1476 214:361 215:41 216:4228 217:1172 218:295 219:233 220:699 221:371 222:189

End of report