Orbit

Routing Table Report 04:00 +10GMT Wed 02 Aug, 2006

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

BGP routing table entries examined: 193727 Prefixes after maximum aggregation: 106557 Unique aggregates announced to Internet: 94710 Total ASes present in the Internet Routing Table: 22779 Origin-only ASes present in the Internet Routing Table: 19826 Origin ASes announcing only one prefix: 9498 Transit ASes present in the Internet Routing Table: 2953 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 (24076) 20 Prefixes from unregistered ASNs in the Routing Table: 23 Unregistered ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 8 Number of addresses announced to Internet: 1559824812 Equivalent to 92 /8s, 249 /16s and 9 /24s Percentage of available address space announced: 42.1 Percentage of allocated address space announced: 60.9 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 96014

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

Prefixes being announced by APNIC Region ASes: 42327 Total APNIC prefixes after maximum aggregation: 17453 Prefixes being announced from the APNIC address blocks: 40028 Unique aggregates announced from the APNIC address blocks: 18710 APNIC Region origin ASes present in the Internet Routing Table: 2659 APNIC Region origin ASes announcing only one prefix: 751 APNIC Region transit ASes present in the Internet Routing Table: 393 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 243842912 Equivalent to 14 /8s, 136 /16s and 191 /24s Percentage of available APNIC address space announced: 76.2

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: 98184 Total ARIN prefixes after maximum aggregation: 58426 Prefixes being announced from the ARIN address blocks: 71981 Unique aggregates announced from the ARIN address blocks: 27121 ARIN Region origin ASes present in the Internet Routing Table: 10851 ARIN Region origin ASes announcing only one prefix: 4092 ARIN Region transit ASes present in the Internet Routing Table: 1007 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 298398720 Equivalent to 17 /8s, 201 /16s and 52 /24s Percentage of available ARIN address space announced: 77.3

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: 38851 Total RIPE prefixes after maximum aggregation: 26042 Prefixes being announced from the RIPE address blocks: 35886 Unique aggregates announced from the RIPE address blocks: 24191 RIPE Region origin ASes present in the Internet Routing Table: 8329 RIPE Region origin ASes announcing only one prefix: 4373 RIPE Region transit ASes present in the Internet Routing Table: 1366 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 261175620 Equivalent to 15 /8s, 145 /16s and 57 /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: 12053 Total LACNIC prefixes after maximum aggregation: 3731 Prefixes being announced from the LACNIC address blocks: 10135 Unique aggregates announced from the LACNIC address blocks: 5778 LACNIC Region origin ASes present in the Internet Routing Table: 715 LACNIC Region origin ASes announcing only one prefix: 238 LACNIC Region transit ASes present in the Internet Routing Table: 131 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 31421696 Equivalent to 1 /8s, 223 /16s and 117 /24s Percentage of available LACNIC address space announced: 46.8

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: 2289 Total AfriNIC prefixes after maximum aggregation: 905 Prefixes being announced from the AfriNIC address blocks: 1549 Unique aggregates announced from the AfriNIC address blocks: 972 AfriNIC Region origin ASes present in the Internet Routing Table: 159 AfriNIC Region origin ASes announcing only one prefix: 44 AfriNIC Region transit ASes present in the Internet Routing Table: 24 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 4201472 Equivalent to 0 /8s, 64 /16s and 28 /24s Percentage of available AfriNIC address space announced: 12.5

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 1289 7918 239 CHINANET-BACKBONE 4755 953 255 69 Videsh Sanchar Nigam Ltd. Aut 9583 926 109 15 Sify Limited 9498 758 211 70 BHARTI BT INTERNET LTD. 4766 699 4435 302 Korea Telecom (KIX) 1221 608 1779 466 Telstra Pty Ltd 7545 551 124 72 TPG Internet Pty Ltd 17488 520 32 18 Hathway IP Over Cable Interne 17676 489 7077 109 Softbank BB Corp. 9443 449 111 83 Primus Telecommunications 18101 429 85 22 Reliance Infocom Ltd Internet 4812 415 740 61 China Telecom (Shanghai) 17849 410 30 122 Telecommunications Technology 17557 381 30 176 Pakistan Telecom 4802 378 81 167 Wantree Development 17974 369 129 14 PT TELEKOMUNIKASI INDONESIA 2907 336 1733 311 SINET Japan 4837 301 3443 138 chinanet IDC center beijing n 7474 294 211 228 SingTel Optus Pty Ltd 10139 282 23 6 Meridian Telekoms

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

ASN No of nets /20 equiv MaxAgg Description 7018 1481 6247 957 AT&T WorldNet Services 6197 1016 635 477 BellSouth Network Solutions, 721 1008 21910 311 DLA Systems Automation Center 701 966 6770 791 UUNET Technologies, Inc. 4323 963 746 272 Time Warner Telecom 18566 950 272 8 Covad Communications 174 937 5769 886 Cogent Communications 2386 913 559 704 AT&T Data Communications Serv 1239 859 2783 605 Sprint 19262 728 2228 187 Verizon Global Networks 11492 719 89 15 Cable One 20115 717 623 383 Charter Communications 209 697 3663 547 Qwest 22773 681 1741 41 Cox Communications, Inc. 7011 651 218 414 Citizens Utilities 6198 598 556 237 BellSouth Network Solutions, 852 581 1068 381 Telus Advanced Communications 855 567 247 74 Canadian Research Network 19916 563 49 54 OLM LLC 5668 545 147 23 CenturyTel Internet Holdings,

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

ASN No of nets /20 equiv MaxAgg Description 702 561 1932 441 UUNET - Commercial IP service 3301 316 1187 301 TeliaNet Sweden 3320 292 5013 238 Deutsche Telekom AG 8220 281 471 267 COLT Telecommunications 680 246 2041 243 DFN-IP service G-WiN 6746 240 90 218 Dynamic Network Technologies, 24863 237 42 11 LINKdotNET AS number 3246 230 462 220 Song Networks 8708 215 278 203 Romania Data Systems S.A. 3215 204 1760 97 France Telecom Transpac 3269 203 2246 73 TELECOM ITALIA 30890 202 19 82 SC Kappa Invexim SRL 1257 195 742 167 SWIPnet Swedish IP Network 8551 193 182 28 Bezeq International 8866 188 37 15 Bulgarian Telecommunication C 5416 179 12 11 BATELCO-BH 6830 177 813 37 UPC Distribution Services 3300 171 171 98 AUCS Communications Services 786 169 1778 169 The JANET IP Service 9121 167 931 31 TTnet Autonomous System

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

ASN No of nets /20 equiv MaxAgg Description 8151 774 1803 229 UniNet S.A. de C.V. 22047 432 206 11 VTR PUNTO NET S.A. 11172 360 113 86 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 273 134 22 Telefonica Del Peru 6471 254 74 28 ENTEL CHILE S.A. 14117 217 13 7 Telefonica del Sur S.A. 6503 182 151 83 AVANTEL, S.A. 7303 181 84 29 Telecom Argentina Stet-France 10481 181 72 8 Prima S.A. 21826 133 17 22 INTERCABLE 11556 132 80 4 Cable-Wireless Panama 19429 131 84 45 E.T.B. 19169 128 8 25 Telconet 14522 123 18 9 SatNet S.A. 7910 116 7 18 ANDINET ON LINE 14259 113 10 15 GTD Internet S.A. 23216 113 21 9 RAMtelecom Telecomunicaciones 7738 111 410 20 Telecomunicacoes da Bahia S.A 6505 109 88 79 Global One Communicaoes Ltda

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

ASN No of nets /20 equiv MaxAgg Description 3741 284 803 231 The Internet Solution 8452 170 60 7 TEDATA 6713 144 135 11 Itissalat Al-MAGHRIB 2018 135 314 105 Tertiary Education Network 15475 131 84 4 Nile Online 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 106 6 2 EEPAD TISP TELECOM & INTERNET 2905 78 159 69 The Internetworking Company o 20928 59 16 3 Noor Advanced Technologies AS 15706 44 8 3 Sudatel Internet Exchange Aut 5713 39 294 35 Telkom SA Ltd 33774 30 7 21 AS Number for Telecom Algeria 16637 25 18 23 Johnnic e-Ventures 23889 24 8 11 MAURITIUS TELECOM 10798 23 1 14 Standard Bank of South Africa 8524 22 1 5 AUCEGYPT Autonomous System 21280 21 4 4 Swift Global Kenya Ltd.Is an 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 4134 1289 1050 CHINANET-BACKBONE 18566 950 942 Covad Communications 9583 926 911 Sify Limited 4755 953 884 Videsh Sanchar Nigam Ltd. Aut 11492 719 704 Cable One 721 1008 697 DLA Systems Automation Center 4323 963 691 Time Warner Telecom 9498 758 688 BHARTI BT INTERNET LTD. 22773 681 640 Cox Communications, Inc. 8151 774 545 UniNet S.A. de C.V. 19262 728 541 Verizon Global Networks 6197 1016 539 BellSouth Network Solutions, 5668 545 522 CenturyTel Internet Holdings, 19916 563 509 OLM LLC 17488 520 502 Hathway IP Over Cable Interne 855 567 493 Canadian Research Network 7545 551 479 TPG Internet Pty Ltd 22047 432 421 VTR PUNTO NET S.A. 15270 453 420 PaeTec.net -a division of Pae 3602 521 416 Sprint Canada, Inc.

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

Bad AS Designation Network Transit AS Description 65350 PRIVATE 124.236.240.0/20 17672 asn for Hebei Provin 65000 PRIVATE 193.109.15.0/24 12690 MKS Autonomous Syste 65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com 65350 PRIVATE 219.148.0.0/22 17672 asn for Hebei Provin 65350 PRIVATE 219.148.4.0/23 17672 asn for Hebei Provin 65350 PRIVATE 219.148.8.0/21 17672 asn for Hebei Provin 65350 PRIVATE 219.148.24.0/21 17672 asn for Hebei Provin 65350 PRIVATE 219.148.32.0/19 17672 asn for Hebei Provin 65350 PRIVATE 222.222.0.0/21 17672 asn for Hebei Provin 65350 PRIVATE 222.222.8.0/21 17672 asn for Hebei Provin 65350 PRIVATE 222.222.16.0/20 17672 asn for Hebei Provin 65350 PRIVATE 222.222.32.0/20 17672 asn for Hebei Provin 65350 PRIVATE 222.222.48.0/20 17672 asn for Hebei Provin 65350 PRIVATE 222.222.208.0/21 17672 asn for Hebei Provin 65350 PRIVATE 222.222.216.0/21 17672 asn for Hebei Provin 65350 PRIVATE 222.223.187.0/24 17672 asn for Hebei Provin 65350 PRIVATE 222.223.188.0/22 17672 asn for Hebei Provin 65350 PRIVATE 222.223.192.0/22 17672 asn for Hebei Provin 65350 PRIVATE 222.223.196.0/23 17672 asn for Hebei Provin 65350 PRIVATE 222.223.200.0/22 17672 asn for Hebei Provin 65350 PRIVATE 222.223.206.0/23 17672 asn for Hebei Provin 65350 PRIVATE 222.223.224.0/19 17672 asn for Hebei Provin

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 198.18.1.0/24 3301 TeliaNet Sweden

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 192.44.0.0/24 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 /8:17 /9:9 /10:11 /11:28 /12:97 /13:205 /14:374 /15:732 /16:8934 /17:3390 /18:5514 /19:12012 /20:13567 /21:11841 /22:15004 /23:16203 /24:104697 /25:378 /26:296 /27:188 /28:65 /29:38 /30:81 /31:0 /32:46

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

ASN No of nets Total ann. Description 18566 933 950 Covad Communications 6197 796 1016 BellSouth Network Solutions, 7018 784 1481 AT&T WorldNet Services 9583 757 926 Sify Limited 11492 707 719 Cable One 2386 631 913 AT&T Data Communications Serv 7011 559 651 Citizens Utilities 19916 557 563 OLM LLC 4766 510 699 Korea Telecom (KIX) 855 441 567 Canadian Research Network 6198 441 598 BellSouth Network Solutions, 9498 441 758 BHARTI BT INTERNET LTD. 5668 427 545 CenturyTel Internet Holdings, 15270 422 453 PaeTec.net -a division of Pae 1239 403 859 Sprint 17849 397 410 Telecommunications Technology 4755 396 953 Videsh Sanchar Nigam Ltd. Aut 6517 380 413 Yipes Communications, Inc. 18101 365 429 Reliance Infocom Ltd Internet 22773 360 681 Cox Communications, Inc.

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

4:9 8:48 12:1594 13:1 15:15 16:3 17:3 18:4 20:41 24:806 25:1 32:58 38:240 40:53 41:9 44:3 45:17 47:6 52:4 55:1 56:3 57:26 58:204 59:247 60:179 61:919 62:813 63:1886 64:3083 65:2250 66:2976 67:626 68:678 69:1568 70:393 71:86 72:834 74:62 75:1 80:751 81:679 82:634 83:384 84:394 85:565 86:402 87:452 88:142 89:384 91:1 121:13 122:3 123:1 124:341 125:572 128:148 129:188 130:118 131:317 132:34 133:8 134:160 135:49 136:174 137:85 138:211 139:46 140:489 141:136 142:374 143:187 144:239 145:40 146:318 147:140 148:351 149:187 150:114 151:98 152:71 153:117 154:5 155:212 156:179 157:138 158:167 159:173 160:91 161:77 162:246 163:164 164:238 165:223 166:182 167:244 168:484 169:125 170:353 171:14 190:96 192:5735 193:3390 194:2684 195:1999 196:864 198:3899 199:3293 200:4633 201:1029 202:6781 203:7051 204:3888 205:2030 206:2427 207:2932 208:2216 209:3423 210:2158 211:822 212:1241 213:1433 214:360 215:41 216:4033 217:1181 218:316 219:244 220:742 221:360 222:214

End of report