Orbit

Routing Table Report 04:00 +10GMT Tue 01 Aug, 2006

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

BGP routing table entries examined: 193583 Prefixes after maximum aggregation: 106497 Unique aggregates announced to Internet: 94744 Total ASes present in the Internet Routing Table: 22773 Origin-only ASes present in the Internet Routing Table: 19832 Origin ASes announcing only one prefix: 9508 Transit ASes present in the Internet Routing Table: 2941 Transit-only ASes present in the Internet Routing Table: 65 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: 22 Unregistered ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1559541932 Equivalent to 92 /8s, 244 /16s and 184 /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: 95992

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

Prefixes being announced by APNIC Region ASes: 42224 Total APNIC prefixes after maximum aggregation: 17457 Prefixes being announced from the APNIC address blocks: 39920 Unique aggregates announced from the APNIC address blocks: 18739 APNIC Region origin ASes present in the Internet Routing Table: 2656 APNIC Region origin ASes announcing only one prefix: 751 APNIC Region transit ASes present in the Internet Routing Table: 394 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 243707232 Equivalent to 14 /8s, 134 /16s and 173 /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: 98129 Total ARIN prefixes after maximum aggregation: 58377 Prefixes being announced from the ARIN address blocks: 71948 Unique aggregates announced from the ARIN address blocks: 27169 ARIN Region origin ASes present in the Internet Routing Table: 10846 ARIN Region origin ASes announcing only one prefix: 4096 ARIN Region transit ASes present in the Internet Routing Table: 996 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 298288896 Equivalent to 17 /8s, 199 /16s and 135 /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: 38913 Total RIPE prefixes after maximum aggregation: 26039 Prefixes being announced from the RIPE address blocks: 35949 Unique aggregates announced from the RIPE address blocks: 24188 RIPE Region origin ASes present in the Internet Routing Table: 8332 RIPE Region origin ASes announcing only one prefix: 4378 RIPE Region transit ASes present in the Internet Routing Table: 1367 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 261022788 Equivalent to 15 /8s, 142 /16s and 228 /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: 12005 Total LACNIC prefixes after maximum aggregation: 3719 Prefixes being announced from the LACNIC address blocks: 10082 Unique aggregates announced from the LACNIC address blocks: 5751 LACNIC Region origin ASes present in the Internet Routing Table: 715 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: 31418880 Equivalent to 1 /8s, 223 /16s and 106 /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: 2290 Total AfriNIC prefixes after maximum aggregation: 905 Prefixes being announced from the AfriNIC address blocks: 1548 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 1290 7855 239 CHINANET-BACKBONE 4755 958 256 72 Videsh Sanchar Nigam Ltd. Aut 9583 924 109 15 Sify Limited 9498 762 211 70 BHARTI BT INTERNET LTD. 4766 693 4435 302 Korea Telecom (KIX) 1221 609 1779 466 Telstra Pty Ltd 7545 551 124 73 TPG Internet Pty Ltd 17488 520 32 18 Hathway IP Over Cable Interne 17676 490 7093 110 Softbank BB Corp. 9443 449 111 83 Primus Telecommunications 18101 429 85 22 Reliance Infocom Ltd Internet 4812 412 740 61 China Telecom (Shanghai) 17849 401 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 287 23 6 Meridian Telekoms

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

ASN No of nets /20 equiv MaxAgg Description 7018 1483 6252 953 AT&T WorldNet Services 721 1022 21926 313 DLA Systems Automation Center 6197 1014 635 477 BellSouth Network Solutions, 701 968 6771 791 UUNET Technologies, Inc. 4323 963 746 272 Time Warner Telecom 18566 950 272 8 Covad Communications 174 938 5769 887 Cogent Communications 2386 913 558 704 AT&T Data Communications Serv 1239 856 2783 603 Sprint 19262 728 2228 187 Verizon Global Networks 11492 719 89 15 Cable One 20115 717 623 383 Charter Communications 209 696 3663 547 Qwest 22773 680 1741 40 Cox Communications, Inc. 7011 651 218 414 Citizens Utilities 6198 597 556 236 BellSouth Network Solutions, 852 581 1068 381 Telus Advanced Communications 855 567 247 74 Canadian Research Network 19916 563 49 54 OLM LLC 5668 543 146 40 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 290 5012 236 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 3352 236 1639 33 Ibernet, Internet Access Netw 3246 230 462 220 Song Networks 8708 214 276 202 Romania Data Systems S.A. 30890 207 19 79 SC Kappa Invexim SRL 3215 204 1760 97 France Telecom Transpac 3269 203 2246 73 TELECOM ITALIA 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

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

ASN No of nets /20 equiv MaxAgg Description 8151 752 1803 226 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 252 74 28 ENTEL CHILE S.A. 14117 217 13 7 Telefonica del Sur S.A. 6503 183 151 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 114 7 16 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 146 135 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 33766 21 2 1 Nyala Communications Pty Ltd 21491 20 17 2 UTL On-line is RF broadband I 2561 19 6 2 Egyptian Universities Network

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

ASN No of nets Net Savings Description 4134 1290 1051 CHINANET-BACKBONE 18566 950 942 Covad Communications 9583 924 909 Sify Limited 4755 958 886 Videsh Sanchar Nigam Ltd. Aut 721 1022 709 DLA Systems Automation Center 11492 719 704 Cable One 9498 762 692 BHARTI BT INTERNET LTD. 4323 963 691 Time Warner Telecom 22773 680 640 Cox Communications, Inc. 19262 728 541 Verizon Global Networks 6197 1014 537 BellSouth Network Solutions, 8151 752 526 UniNet S.A. de C.V. 19916 563 509 OLM LLC 5668 543 503 CenturyTel Internet Holdings, 17488 520 502 Hathway IP Over Cable Interne 855 567 493 Canadian Research Network 7545 551 478 TPG Internet Pty Ltd 22047 432 421 VTR PUNTO NET S.A. 15270 451 418 PaeTec.net -a division of Pae 3602 522 417 Sprint Canada, Inc.

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

Bad AS Designation Network Transit AS Description 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 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 /8:17 /9:9 /10:11 /11:28 /12:97 /13:206 /14:372 /15:734 /16:8932 /17:3387 /18:5508 /19:11974 /20:13540 /21:11818 /22:14985 /23:16205 /24:104673 /25:379 /26:293 /27:187 /28:63 /29:39 /30:79 /31:0 /32:47

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

ASN No of nets Total ann. Description 18566 933 950 Covad Communications 6197 794 1014 BellSouth Network Solutions, 7018 784 1483 AT&T WorldNet Services 9583 755 924 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 504 693 Korea Telecom (KIX) 9498 444 762 BHARTI BT INTERNET LTD. 855 441 567 Canadian Research Network 6198 440 597 BellSouth Network Solutions, 5668 426 543 CenturyTel Internet Holdings, 15270 420 451 PaeTec.net -a division of Pae 1239 401 856 Sprint 4755 396 958 Videsh Sanchar Nigam Ltd. Aut 17849 395 401 Telecommunications Technology 6517 377 410 Yipes Communications, Inc. 18101 365 429 Reliance Infocom Ltd Internet 22773 359 680 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 24:805 25:1 32:58 38:240 40:53 41:9 44:3 47:6 52:4 55:1 56:3 57:26 58:202 59:247 60:178 61:915 62:810 63:1886 64:3086 65:2244 66:2965 67:629 68:678 69:1567 70:391 71:86 72:831 74:62 75:1 80:786 81:679 82:639 83:378 84:394 85:563 86:409 87:462 88:141 89:381 91:1 121:12 122:3 123:1 124:340 125:574 128:151 129:188 130:118 131:317 132:34 133:8 134:160 135:49 136:177 137:85 138:211 139:46 140:492 141:136 142:373 143:187 144:239 145:40 146:318 147:140 148:352 149:186 150:114 151:98 152:71 153:116 154:5 155:212 156:179 157:138 158:167 159:173 160:93 161:77 162:246 163:164 164:237 165:223 166:182 167:243 168:484 169:125 170:354 171:14 183:1 190:96 192:5735 193:3390 194:2674 195:2002 196:864 198:3898 199:3298 200:4618 201:1027 202:6775 203:7056 204:3891 205:2034 206:2425 207:2922 208:2212 209:3420 210:2153 211:808 212:1245 213:1448 214:363 215:41 216:4026 217:1200 218:307 219:240 220:743 221:360 222:211

End of report