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Routing Table Report 00:00 GMT Mon 02 Jul, 2007
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/oix-data/2007/07/02
Analysis Summary ----------------
BGP routing table entries examined: 234029 Prefixes after maximum aggregation: 120019 Deaggregation factor: 1.95 Unique aggregates announced to Internet: 109264 Total ASes present in the Internet Routing Table: 25645 Prefixes per ASN: 9.13 Origin-only ASes present in the Internet Routing Table: 22206 Origin ASes announcing only one prefix: 10796 Transit ASes present in the Internet Routing Table: 3439 Transit-only ASes present in the Internet Routing Table: 86 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 27 Max AS path prepend of ASN (18747) 22 Prefixes from unregistered ASNs in the Routing Table: 45 Unregistered ASNs in the Routing Table: 25 Prefixes from 32-bit ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1732158212 Equivalent to 103 /8s, 62 /16s and 163 /24s Percentage of available address space announced: 46.7 Percentage of allocated address space announced: 61.9 Percentage of available address space allocated: 75.5 Total number of prefixes smaller than registry allocations: 125185
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 53752 Total APNIC prefixes after maximum aggregation: 20752 APNIC Deaggregation factor: 2.59 Prefixes being announced from the APNIC address blocks: 50531 Unique aggregates announced from the APNIC address blocks: 21681 APNIC Region origin ASes present in the Internet Routing Table: 3006 APNIC Prefixes per ASN: 16.81 APNIC Region origin ASes announcing only one prefix: 806 APNIC Region transit ASes present in the Internet Routing Table: 476 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 23 Number of APNIC addresses announced to Internet: 301664956 Equivalent to 17 /8s, 251 /16s and 10 /24s Percentage of available APNIC address space announced: 74.7
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, 116/6, 120/6, 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: 113860 Total ARIN prefixes after maximum aggregation: 63426 ARIN Deaggregation factor: 1.80 Prefixes being announced from the ARIN address blocks: 84665 Unique aggregates announced from the ARIN address blocks: 31121 ARIN Region origin ASes present in the Internet Routing Table: 11668 ARIN Prefixes per ASN: 7.26 ARIN Region origin ASes announcing only one prefix: 4478 ARIN Region transit ASes present in the Internet Routing Table: 1127 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 338207648 Equivalent to 20 /8s, 40 /16s and 163 /24s Percentage of available ARIN address space announced: 74.7
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, 96/6, 199/8, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 48398 Total RIPE prefixes after maximum aggregation: 30546 RIPE Deaggregation factor: 1.58 Prefixes being announced from the RIPE address blocks: 44884 Unique aggregates announced from the RIPE address blocks: 28945 RIPE Region origin ASes present in the Internet Routing Table: 9869 RIPE Prefixes per ASN: 4.55 RIPE Region origin ASes announcing only one prefix: 5192 RIPE Region transit ASes present in the Internet Routing Table: 1614 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 321488384 Equivalent to 19 /8s, 41 /16s and 134 /24s Percentage of available RIPE address space announced: 79.8
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 40960-44031 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 15339 Total LACNIC prefixes after maximum aggregation: 4244 LACNIC Deaggregation factor: 3.61 Prefixes being announced from the LACNIC address blocks: 13374 Unique aggregates announced from the LACNIC address blocks: 7533 LACNIC Region origin ASes present in the Internet Routing Table: 819 LACNIC Prefixes per ASN: 16.33 LACNIC Region origin ASes announcing only one prefix: 261 LACNIC Region transit ASes present in the Internet Routing Table: 145 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 27 Number of LACNIC addresses announced to Internet: 40023040 Equivalent to 2 /8s, 98 /16s and 180 /24s Percentage of available LACNIC address space announced: 59.6
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: 2637 Total AfriNIC prefixes after maximum aggregation: 1043 AfriNIC Deaggregation factor: 2.53 Prefixes being announced from the AfriNIC address blocks: 2113 Unique aggregates announced from the AfriNIC address blocks: 1243 AfriNIC Region origin ASes present in the Internet Routing Table: 196 AfriNIC Prefixes per ASN: 10.78 AfriNIC Region origin ASes announcing only one prefix: 59 AfriNIC Region transit ASes present in the Internet Routing Table: 35 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 6197760 Equivalent to 0 /8s, 94 /16s and 146 /24s Percentage of available AfriNIC address space announced: 18.5
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 1346 10173 283 CHINANET-BACKBONE 4755 1243 382 71 Videsh Sanchar Nigam Ltd. Aut 9583 1105 79 391 Sify Limited 9498 983 469 66 BHARTI BT INTERNET LTD. 23577 920 35 816 Korea Telecom (ATM-MPLS) 4766 789 4927 312 Korea Telecom (KIX) 17488 706 46 49 Hathway IP Over Cable Interne 7545 693 153 113 TPG Internet Pty Ltd 1221 598 1954 438 Telstra Pty Ltd 18101 565 117 36 Reliance Infocom Ltd Internet 4812 518 904 92 China Telecom (Shanghai) 4668 508 68 10 LG-EDS Systems Inc. 17676 504 10935 65 Softbank BB Corp. 7474 486 218 271 SingTel Optus Pty Ltd 9443 468 121 78 Primus Telecommunications 9942 430 76 112 COMindico Australia 4802 412 105 150 Wantree Development 17974 370 130 13 PT TELEKOMUNIKASI INDONESIA 2907 365 1716 303 SINET Japan 9829 363 258 15 BSNL National Internet Backbo
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 2119 1005 1079 182 Telenor Internet Access 702 502 1904 398 UUNET - Commercial IP service 24863 354 56 36 LINKdotNET AS number 5089 335 1658 53 NTL Group Limited 8551 322 312 50 Bezeq International 3301 310 1455 290 TeliaNet Sweden 3320 305 6034 256 Deutsche Telekom AG 6746 280 129 256 Dynamic Network Technologies, 680 264 2044 255 DFN-IP service G-WiN 3215 254 2376 96 France Telecom Transpac 8220 248 440 239 COLT Telecommunications 8708 248 419 238 Romania Data Systems S.A. 3269 222 2775 74 TELECOM ITALIA 3352 219 1864 41 Ibernet, Internet Access Netw 1257 210 1196 175 SWIPnet Swedish IP Network 9121 210 1441 24 TTnet Autonomous System 9116 200 136 25 Goldenlines main autonomous s 3246 198 330 185 Song Networks 2856 195 2318 151 BTnet UK Regional network 3300 194 172 94 AUCS Communications Services
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 701 4907 6594 713 UUNET Technologies, Inc. 7018 1480 6095 992 AT&T WorldNet Services 4323 1314 1042 366 Time Warner Telecom 2386 1213 615 754 AT&T Data Communications Serv 6478 1126 368 141 AT&T Worldnet Services 11492 1094 107 23 Cable One 6197 1025 717 508 BellSouth Network Solutions, 18566 1011 288 9 Covad Communications 174 955 6778 864 Cogent Communications 7011 849 252 538 Citizens Utilities 1239 813 2743 582 Sprint 705 811 476 371 UUNET Technologies, Inc. 20115 782 719 420 Charter Communications 7046 781 263 640 UUNET Technologies, Inc. 19262 775 2707 198 Verizon Global Networks 209 754 3855 582 Qwest 22773 725 1892 42 Cox Communications, Inc. 577 658 810 203 Bell Advanced Communications 5668 614 169 21 CenturyTel Internet Holdings, 7029 603 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1243 1172 Videsh Sanchar Nigam Ltd. Aut 11492 1094 1071 Cable One 4134 1346 1063 CHINANET-BACKBONE 18566 1011 1002 Covad Communications 6478 1126 985 AT&T Worldnet Services 4323 1314 948 Time Warner Telecom 9498 983 917 BHARTI BT INTERNET LTD. 2119 1005 823 Telenor Internet Access 9583 1105 714 Sify Limited 22773 725 683 Cox Communications, Inc. 17488 706 657 Hathway IP Over Cable Interne 8151 856 646 UniNet S.A. de C.V. 5668 614 593 CenturyTel Internet Holdings, 7545 693 580 TPG Internet Pty Ltd 19262 775 577 Verizon Global Networks 18101 565 529 Reliance Infocom Ltd Internet 6517 561 526 Yipes Communications, Inc. 7029 603 523 Alltel Information Services, 6197 1025 517 BellSouth Network Solutions, 19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65332 PRIVATE 63.166.106.192/27 1803 SPRINT 47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc. 47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc. 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 65500 PRIVATE 192.239.84.0/24 10886 University of Maryla 64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In 64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In 64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In 64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In 64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In 64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In 64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In 64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In 64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In 64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In 64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In 64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In 64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In 64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In 64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In 65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In 65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw 65000 PRIVATE 199.133.62.0/24 10886 University of Maryla 65000 PRIVATE 199.133.63.0/24 10886 University of Maryla 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com 64588 PRIVATE 207.107.179.0/24 2491 fONOROLA 65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr 65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr 22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So 64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio 64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio 64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio 64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio 37956 UNALLOCATED 221.123.16.0/24 38440 Mobileclusters Ltd 37956 UNALLOCATED 221.123.17.0/24 38440 Mobileclusters Ltd 37956 UNALLOCATED 221.123.18.0/24 38440 Mobileclusters Ltd
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 7.1.1.0/24 1239 Sprint 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 172.33.1.0/24 7018 AT&T WorldNet Services 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 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 192.153.136.0/21 721 DLA Systems Automation Center 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 /10:15 /11:36 /12:129 /13:265 /14:466 /15:911 /16:9569 /17:4090 /18:6622 /19:13813 /20:16220 /21:14506 /22:19143 /23:20388 /24:123997 /25:1041 /26:1301 /27:575 /28:273 /29:207 /30:326 /31:1 /32:108
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 701 3673 4907 UUNET Technologies, Inc. 6478 1116 1126 AT&T Worldnet Services 11492 1085 1094 Cable One 18566 993 1011 Covad Communications 9583 949 1105 Sify Limited 2386 906 1213 AT&T Data Communications Serv 23577 906 920 Korea Telecom (ATM-MPLS) 2119 894 1005 Telenor Internet Access 7018 802 1480 AT&T WorldNet Services 6197 778 1025 BellSouth Network Solutions, 7011 748 849 Citizens Utilities 9498 653 983 BHARTI BT INTERNET LTD. 4755 641 1243 Videsh Sanchar Nigam Ltd. Aut 4766 596 789 Korea Telecom (KIX) 19916 563 568 OLM LLC 4323 550 1314 Time Warner Telecom 7046 535 781 UUNET Technologies, Inc. 705 531 811 UUNET Technologies, Inc. 17488 529 706 Hathway IP Over Cable Interne 6517 527 561 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 7:1 8:84 9:1 12:1822 15:19 16:3 17:3 18:11 20:38 24:936 25:1 32:167 33:3 38:332 40:61 41:181 43:6 44:2 47:4 52:4 55:3 56:3 57:53 58:431 59:391 60:317 61:1002 62:934 63:3364 64:3241 65:3703 66:3387 67:760 68:634 69:1907 70:438 71:107 72:1333 73:2 74:552 75:266 76:74 77:259 78:2 80:827 81:821 82:755 83:390 84:430 85:868 86:343 87:481 88:285 89:880 90:7 91:390 97:6 98:4 116:214 117:57 121:215 122:555 123:121 124:836 125:944 128:290 129:225 130:126 131:367 132:54 133:9 134:195 135:39 136:179 137:86 138:148 139:123 140:483 141:173 142:398 143:246 144:299 145:43 146:321 147:123 148:400 149:147 150:113 151:160 152:94 153:126 154:5 155:254 156:152 157:213 158:157 159:158 160:106 161:95 162:222 163:183 164:455 165:414 166:294 167:287 168:504 169:120 170:407 171:18 172:1 189:62 190:681 192:5828 193:3917 194:3195 195:2315 196:990 198:3928 199:3359 200:4898 201:1076 202:7428 203:7609 204:4104 205:2127 206:2622 207:3085 208:3344 209:3625 210:2457 211:1003 212:1324 213:1504 214:413 215:40 216:4172 217:1160 218:380 219:387 220:990 221:419 222:264
End of report
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