Orbit

Routing Table Report 04:00 +10GMT Mon 26 Jun, 2006

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

BGP routing table entries examined: 191614 Prefixes after maximum aggregation: 105162 Unique aggregates announced to Internet: 92851 Total ASes present in the Internet Routing Table: 22524 Origin-only ASes present in the Internet Routing Table: 19600 Origin ASes announcing only one prefix: 9397 Transit ASes present in the Internet Routing Table: 2924 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: 1543056520 Equivalent to 91 /8s, 249 /16s and 44 /24s Percentage of available address space announced: 41.6 Percentage of allocated address space announced: 60.2 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 95075

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

Prefixes being announced by APNIC Region ASes: 40991 Total APNIC prefixes after maximum aggregation: 16899 Prefixes being announced from the APNIC address blocks: 38717 Unique aggregates announced from the APNIC address blocks: 18498 APNIC Region origin ASes present in the Internet Routing Table: 2620 APNIC Region origin ASes announcing only one prefix: 752 APNIC Region transit ASes present in the Internet Routing Table: 396 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 234440928 Equivalent to 13 /8s, 249 /16s and 72 /24s Percentage of available APNIC address space announced: 73.3

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: 98323 Total ARIN prefixes after maximum aggregation: 58049 Prefixes being announced from the ARIN address blocks: 72201 Unique aggregates announced from the ARIN address blocks: 26953 ARIN Region origin ASes present in the Internet Routing Table: 10797 ARIN Region origin ASes announcing only one prefix: 4079 ARIN Region transit ASes present in the Internet Routing Table: 988 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 294587904 Equivalent to 17 /8s, 143 /16s and 14 /24s Percentage of available ARIN address space announced: 76.3

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: 38262 Total RIPE prefixes after maximum aggregation: 25574 Prefixes being announced from the RIPE address blocks: 35316 Unique aggregates announced from the RIPE address blocks: 23171 RIPE Region origin ASes present in the Internet Routing Table: 8179 RIPE Region origin ASes announcing only one prefix: 4285 RIPE Region transit ASes present in the Internet Routing Table: 1354 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 260969348 Equivalent to 15 /8s, 142 /16s and 19 /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: 11773 Total LACNIC prefixes after maximum aggregation: 3740 Prefixes being announced from the LACNIC address blocks: 9912 Unique aggregates announced from the LACNIC address blocks: 5549 LACNIC Region origin ASes present in the Internet Routing Table: 703 LACNIC Region origin ASes announcing only one prefix: 235 LACNIC Region transit ASes present in the Internet Routing Table: 132 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 27774720 Equivalent to 1 /8s, 167 /16s and 207 /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: 2263 Total AfriNIC prefixes after maximum aggregation: 900 Prefixes being announced from the AfriNIC address blocks: 1518 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: 4139008 Equivalent to 0 /8s, 63 /16s and 40 /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 942 258 74 Videsh Sanchar Nigam Ltd. Aut 9583 908 109 15 Sify Limited 4766 687 4435 302 Korea Telecom (KIX) 9498 676 211 68 BHARTI BT INTERNET LTD. 1221 614 1668 472 Telstra Pty Ltd 7545 546 124 70 TPG Internet Pty Ltd 17488 519 32 10 Hathway IP Over Cable Interne 17676 489 7077 110 Softbank BB Corp. 9443 452 111 83 Primus Telecommunications 18101 419 85 24 Reliance Infocom Ltd Internet 17557 395 31 174 Pakistan Telecom 17974 384 129 14 PT TELEKOMUNIKASI INDONESIA 4802 382 81 169 Wantree Development 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 277 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 1486 6264 951 AT&T WorldNet Services 4323 1318 744 263 Time Warner Telecom 721 1013 21998 314 DLA Systems Automation Center 6197 1010 630 474 BellSouth Network Solutions, 174 960 5771 897 Cogent Communications 18566 945 272 8 Covad Communications 19029 945 151 107 New Edge Networks 701 939 6753 777 UUNET Technologies, Inc. 2386 912 560 707 AT&T Data Communications Serv 1239 846 2788 598 Sprint 19262 714 2134 187 Verizon Global Networks 20115 713 619 381 Charter Communications 209 687 3682 542 Qwest 22773 668 1741 40 Cox Communications, Inc. 7011 647 217 411 Citizens Utilities 11492 639 87 23 Cable One 852 579 1068 378 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 553 244 64 Canadian Research Network 3602 525 125 104 Sprint Canada, Inc.

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

ASN No of nets /20 equiv MaxAgg Description 702 569 1951 448 UUNET - Commercial IP service 3301 312 1327 297 TeliaNet Sweden 3352 304 1643 30 Ibernet, Internet Access Netw 3320 286 3989 240 Deutsche Telekom AG 8220 275 470 263 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 3215 201 1720 96 France Telecom Transpac 3269 201 2182 72 TELECOM ITALIA 8551 201 198 24 Bezeq International 30890 198 18 75 SC Kappa Invexim SRL 1257 193 741 165 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 167 171 97 AUCS Communications Services

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

ASN No of nets /20 equiv MaxAgg Description 8151 704 1099 221 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 328 20 8 NSS, S.A. 6147 267 134 22 Telefonica Del Peru 11664 227 26 14 Keytech SA 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. 14522 126 18 9 SatNet S.A. 14259 119 10 15 GTD Internet 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

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

ASN No of nets /20 equiv MaxAgg Description 3741 286 803 234 The Internet Solution 8452 165 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 111 84 4 Nile Online 33783 105 6 2 EEPAD TISP TELECOM & INTERNET 2905 77 157 68 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 8524 22 1 5 AUCEGYPT Autonomous System 10798 22 1 13 Standard Bank of South Africa 23889 22 8 11 MAURITIUS TELECOM 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 1318 1055 Time Warner Telecom 4134 1238 1010 CHINANET-BACKBONE 18566 945 937 Covad Communications 9583 908 893 Sify Limited 4755 942 868 Videsh Sanchar Nigam Ltd. Aut 19029 945 838 New Edge Networks 721 1013 699 DLA Systems Automation Center 22773 668 628 Cox Communications, Inc. 11492 639 616 Cable One 9498 676 608 BHARTI BT INTERNET LTD. 6197 1010 536 BellSouth Network Solutions, 19262 714 527 Verizon Global Networks 19916 563 509 OLM LLC 17488 519 509 Hathway IP Over Cable Interne 5668 525 502 CenturyTel Internet Holdings, 855 553 489 Canadian Research Network 8151 704 483 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 /10:10 /11:28 /12:93 /13:201 /14:363 /15:713 /16:8866 /17:3257 /18:5389 /19:11775 /20:13328 /21:11667 /22:14838 /23:15970 /24:104007 /25:384 /26:289 /27:180 /28:65 /29:73 /30:51 /31:0 /32:40

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

ASN No of nets Total ann. Description 18566 928 945 Covad Communications 19029 877 945 New Edge Networks 6197 792 1010 BellSouth Network Solutions, 7018 788 1486 AT&T WorldNet Services 9583 738 908 Sify Limited 4323 642 1318 Time Warner Telecom 2386 632 912 AT&T Data Communications Serv 11492 630 639 Cable One 19916 557 563 OLM LLC 7011 556 647 Citizens Utilities 4766 499 687 Korea Telecom (KIX) 855 427 553 Canadian Research Network 5668 408 525 CenturyTel Internet Holdings, 15270 406 437 PaeTec.net -a division of Pae 1239 392 846 Sprint 9498 378 676 BHARTI BT INTERNET LTD. 4755 373 942 Videsh Sanchar Nigam Ltd. Aut 6517 364 395 Yipes Communications, Inc. 702 353 569 UUNET - Commercial IP service 6198 353 510 BellSouth Network Solutions,

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 24:765 25:1 32:58 38:230 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:26 58:178 59:237 60:182 61:859 62:817 63:1890 64:3208 65:2200 66:3131 67:619 68:684 69:1521 70:398 71:82 72:776 74:44 75:1 80:768 81:635 82:623 83:395 84:376 85:562 86:386 87:367 88:109 89:302 121:1 122:2 123:1 124:292 125:518 128:147 129:189 130:118 131:317 132:33 133:8 134:153 135:48 136:146 137:82 138:206 139:55 140:522 141:134 142:379 143:166 144:222 145:39 146:318 147:137 148:339 149:188 150:114 151:94 152:69 153:105 154:5 155:204 156:183 157:146 158:167 159:172 160:91 161:78 162:244 163:158 164:182 165:211 166:173 167:237 168:490 169:128 170:349 171:14 183:1 190:96 192:5733 193:3358 194:2640 195:1933 196:854 198:3953 199:3218 200:4635 201:1004 202:6696 203:7028 204:3911 205:2045 206:2422 207:2914 208:2159 209:3763 210:2004 211:697 212:1255 213:1478 214:359 215:41 216:4230 217:1167 218:295 219:231 220:718 221:370 222:189

End of report