Orbit

Routing Table Report 04:00 +10GMT Mon 03 Jul, 2006

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

BGP routing table entries examined: 191198 Prefixes after maximum aggregation: 105369 Unique aggregates announced to Internet: 93640 Total ASes present in the Internet Routing Table: 22571 Origin-only ASes present in the Internet Routing Table: 19635 Origin ASes announcing only one prefix: 9429 Transit ASes present in the Internet Routing Table: 2936 Transit-only ASes present in the Internet Routing Table: 63 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: 1538550248 Equivalent to 91 /8s, 180 /16s and 105 /24s Percentage of available address space announced: 41.5 Percentage of allocated address space announced: 60.0 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 94494

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

Prefixes being announced by APNIC Region ASes: 41236 Total APNIC prefixes after maximum aggregation: 16942 Prefixes being announced from the APNIC address blocks: 38950 Unique aggregates announced from the APNIC address blocks: 18424 APNIC Region origin ASes present in the Internet Routing Table: 2619 APNIC Region origin ASes announcing only one prefix: 743 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: 234918240 Equivalent to 14 /8s, 0 /16s and 145 /24s Percentage of available APNIC address space announced: 73.5

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: 97708 Total ARIN prefixes after maximum aggregation: 58081 Prefixes being announced from the ARIN address blocks: 71579 Unique aggregates announced from the ARIN address blocks: 27036 ARIN Region origin ASes present in the Internet Routing Table: 10804 ARIN Region origin ASes announcing only one prefix: 4082 ARIN Region transit ASes present in the Internet Routing Table: 992 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 295000832 Equivalent to 17 /8s, 149 /16s and 91 /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: 38380 Total RIPE prefixes after maximum aggregation: 25709 Prefixes being announced from the RIPE address blocks: 35330 Unique aggregates announced from the RIPE address blocks: 23910 RIPE Region origin ASes present in the Internet Routing Table: 8223 RIPE Region origin ASes announcing only one prefix: 4327 RIPE Region transit ASes present in the Internet Routing Table: 1356 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 255186820 Equivalent to 15 /8s, 53 /16s and 215 /24s Percentage of available RIPE address space announced: 80.1

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: 11682 Total LACNIC prefixes after maximum aggregation: 3740 Prefixes being announced from the LACNIC address blocks: 9808 Unique aggregates announced from the LACNIC address blocks: 5586 LACNIC Region origin ASes present in the Internet Routing Table: 705 LACNIC Region origin ASes announcing only one prefix: 234 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: 28066048 Equivalent to 1 /8s, 172 /16s and 65 /24s Percentage of available LACNIC address space announced: 41.8

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: 2190 Total AfriNIC prefixes after maximum aggregation: 897 Prefixes being announced from the AfriNIC address blocks: 1545 Unique aggregates announced from the AfriNIC address blocks: 951 AfriNIC Region origin ASes present in the Internet Routing Table: 157 AfriNIC Region origin ASes announcing only one prefix: 43 AfriNIC Region transit ASes present in the Internet Routing Table: 26 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 11 Number of AfriNIC addresses announced to Internet: 4161792 Equivalent to 0 /8s, 63 /16s and 129 /24s Percentage of available AfriNIC address space announced: 12.4

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 1242 7294 224 CHINANET-BACKBONE 4755 945 258 74 Videsh Sanchar Nigam Ltd. Aut 9583 917 109 15 Sify Limited 4766 689 4435 303 Korea Telecom (KIX) 9498 681 211 68 BHARTI BT INTERNET LTD. 1221 612 1668 469 Telstra Pty Ltd 7545 547 124 71 TPG Internet Pty Ltd 17488 519 32 17 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 17849 386 28 123 Telecommunications Technology 17557 382 30 172 Pakistan Telecom 17974 382 129 14 PT TELEKOMUNIKASI INDONESIA 4802 380 81 169 Wantree Development 2907 335 1733 311 SINET Japan 9929 330 255 61 China Netcom Corp. 7474 297 211 227 SingTel Optus Pty Ltd 10139 283 19 5 Meridian Telekoms 4837 280 3085 123 chinanet IDC center beijing n

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

ASN No of nets /20 equiv MaxAgg Description 7018 1479 6262 941 AT&T WorldNet Services 4323 1333 747 267 Time Warner Telecom 721 1022 21998 314 DLA Systems Automation Center 6197 1014 636 482 BellSouth Network Solutions, 174 961 5771 895 Cogent Communications 701 945 6754 778 UUNET Technologies, Inc. 18566 945 272 8 Covad Communications 2386 916 560 710 AT&T Data Communications Serv 1239 844 2782 600 Sprint 19262 720 2168 188 Verizon Global Networks 20115 714 619 382 Charter Communications 209 697 3681 550 Qwest 22773 670 1741 40 Cox Communications, Inc. 7011 648 218 412 Citizens Utilities 11492 642 89 10 Cable One 6198 599 568 236 BellSouth Network Solutions, 852 582 1084 382 Telus Advanced Communications 855 573 247 74 Canadian Research Network 19916 563 49 54 OLM LLC 5668 529 147 23 CenturyTel Internet Holdings,

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

ASN No of nets /20 equiv MaxAgg Description 702 564 1932 443 UUNET - Commercial IP service 3301 312 1327 297 TeliaNet Sweden 3352 305 1643 30 Ibernet, Internet Access Netw 3320 282 3988 237 Deutsche Telekom AG 8220 281 471 267 COLT Telecommunications 680 246 2041 243 DFN-IP service G-WiN 6746 239 90 214 Dynamic Network Technologies, 3246 229 462 219 Song Networks 24863 216 42 11 LINKdotNET AS number 8708 214 276 203 Romania Data Systems S.A. 8551 209 198 29 Bezeq International 3215 202 1728 96 France Telecom Transpac 3269 202 2184 73 TELECOM ITALIA 30890 198 18 77 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 3300 169 171 98 AUCS Communications Services 12479 161 322 5 Uni2 Autonomous System

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

ASN No of nets /20 equiv MaxAgg Description 8151 703 1113 221 UniNet S.A. de C.V. 22047 419 174 11 VTR PUNTO NET S.A. 11172 356 113 86 Servicios Alestra S.A de C.V 16814 328 20 7 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. 6503 178 151 82 AVANTEL, S.A. 7303 176 82 25 Telecom Argentina Stet-France 21826 133 17 23 INTERCABLE 11556 132 80 4 Cable-Wireless Panama 19429 130 68 43 E.T.B. 19169 129 8 25 Telconet 14259 119 10 15 GTD Internet S.A. 14522 117 18 9 SatNet S.A. 23216 114 21 9 RAMtelecom Telecomunicaciones 6505 109 88 79 Global One Communicaoes Ltda 7738 106 410 20 Telecomunicacoes da Bahia S.A 7910 105 7 10 ANDINET ON LINE 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 167 60 7 TEDATA 6713 154 135 11 Itissalat Al-MAGHRIB 2018 135 314 105 Tertiary Education Network 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 15475 112 84 4 Nile Online 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 16637 25 18 23 Johnnic e-Ventures 12455 23 6 3 Jambonet Autonomous system 21280 23 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 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 1333 1066 Time Warner Telecom 4134 1242 1018 CHINANET-BACKBONE 18566 945 937 Covad Communications 9583 917 902 Sify Limited 4755 945 871 Videsh Sanchar Nigam Ltd. Aut 721 1022 708 DLA Systems Automation Center 11492 642 632 Cable One 22773 670 630 Cox Communications, Inc. 9498 681 613 BHARTI BT INTERNET LTD. 6197 1014 532 BellSouth Network Solutions, 19262 720 532 Verizon Global Networks 19916 563 509 OLM LLC 5668 529 506 CenturyTel Internet Holdings, 17488 519 502 Hathway IP Over Cable Interne 855 573 499 Canadian Research Network 8151 703 482 UniNet S.A. de C.V. 7545 547 476 TPG Internet Pty Ltd 3602 526 422 Sprint Canada, Inc. 22047 419 408 VTR PUNTO NET S.A. 15270 440 407 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 /8:17 /9:9 /10:10 /11:28 /12:93 /13:201 /14:364 /15:714 /16:8862 /17:3284 /18:5413 /19:11800 /20:13411 /21:11693 /22:14849 /23:15974 /24:103385 /25:389 /26:295 /27:179 /28:65 /29:67 /30:56 /31:0 /32:40

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

ASN No of nets Total ann. Description 18566 928 945 Covad Communications 6197 794 1014 BellSouth Network Solutions, 7018 791 1479 AT&T WorldNet Services 9583 747 917 Sify Limited 4323 645 1333 Time Warner Telecom 2386 633 916 AT&T Data Communications Serv 11492 630 642 Cable One 7011 557 648 Citizens Utilities 19916 557 563 OLM LLC 4766 500 689 Korea Telecom (KIX) 855 447 573 Canadian Research Network 6198 441 599 BellSouth Network Solutions, 5668 412 529 CenturyTel Internet Holdings, 15270 409 440 PaeTec.net -a division of Pae 1239 389 844 Sprint 9498 383 681 BHARTI BT INTERNET LTD. 17849 380 386 Telecommunications Technology 4755 376 945 Videsh Sanchar Nigam Ltd. Aut 6517 367 398 Yipes Communications, Inc. 22773 352 670 Cox Communications, Inc.

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

4:9 8:42 12:1609 13:1 15:16 16:3 17:3 18:4 20:41 24:769 25:1 32:58 38:227 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:24 58:186 59:246 60:185 61:843 62:798 63:1887 64:3173 65:2248 66:3118 67:619 68:673 69:1525 70:388 71:85 72:797 74:50 75:1 80:778 81:618 82:564 83:392 84:374 85:561 86:389 87:378 88:108 89:309 121:2 122:2 123:1 124:260 125:528 128:140 129:189 130:119 131:312 132:34 133:8 134:160 135:48 136:166 137:83 138:206 139:55 140:491 141:134 142:385 143:168 144:224 145:39 146:320 147:137 148:340 149:191 150:114 151:94 152:69 153:106 154:5 155:206 156:184 157:144 158:167 159:172 160:91 161:77 162:244 163:158 164:183 165:217 166:172 167:243 168:494 169:128 170:350 171:14 183:1 190:81 192:5727 193:3371 194:2644 195:1934 196:873 198:3956 199:3232 200:4501 201:998 202:6724 203:7064 204:3901 205:2047 206:2431 207:2918 208:2169 209:3391 210:2015 211:711 212:1256 213:1488 214:361 215:41 216:4017 217:1170 218:294 219:238 220:731 221:364 222:188

End of report