Routing Table Report 00:00 GMT Tue 10 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/2007/07/10 Analysis Summary ---------------- BGP routing table entries examined: 234563 Prefixes after maximum aggregation: 120192 Deaggregation factor: 1.95 Unique aggregates announced to Internet: 109458 Total ASes present in the Internet Routing Table: 25717 Prefixes per ASN: 9.12 Origin-only ASes present in the Internet Routing Table: 22294 Origin ASes announcing only one prefix: 10851 Transit ASes present in the Internet Routing Table: 3423 Transit-only ASes present in the Internet Routing Table: 75 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 31 Max AS path prepend of ASN (42025) 17 Prefixes from unregistered ASNs in the Routing Table: 69 Unregistered ASNs in the Routing Table: 35 Prefixes from 32-bit ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1733892676 Equivalent to 103 /8s, 89 /16s and 26 /24s Percentage of available address space announced: 46.8 Percentage of allocated address space announced: 62.0 Percentage of available address space allocated: 75.5 Total number of prefixes smaller than registry allocations: 125529 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 53833 Total APNIC prefixes after maximum aggregation: 20814 APNIC Deaggregation factor: 2.59 Prefixes being announced from the APNIC address blocks: 50599 Unique aggregates announced from the APNIC address blocks: 21736 APNIC Region origin ASes present in the Internet Routing Table: 3012 APNIC Prefixes per ASN: 16.80 APNIC Region origin ASes announcing only one prefix: 803 APNIC Region transit ASes present in the Internet Routing Table: 463 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 302028732 Equivalent to 18 /8s, 0 /16s and 151 /24s Percentage of available APNIC address space announced: 74.8 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: 113921 Total ARIN prefixes after maximum aggregation: 63390 ARIN Deaggregation factor: 1.80 Prefixes being announced from the ARIN address blocks: 84680 Unique aggregates announced from the ARIN address blocks: 31157 ARIN Region origin ASes present in the Internet Routing Table: 11683 ARIN Prefixes per ASN: 7.25 ARIN Region origin ASes announcing only one prefix: 4490 ARIN Region transit ASes present in the Internet Routing Table: 1104 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 31 Number of ARIN addresses announced to Internet: 338747296 Equivalent to 20 /8s, 48 /16s and 223 /24s Percentage of available ARIN address space announced: 74.8 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: 48651 Total RIPE prefixes after maximum aggregation: 30682 RIPE Deaggregation factor: 1.59 Prefixes being announced from the RIPE address blocks: 45144 Unique aggregates announced from the RIPE address blocks: 28953 RIPE Region origin ASes present in the Internet Routing Table: 9928 RIPE Prefixes per ASN: 4.55 RIPE Region origin ASes announcing only one prefix: 5233 RIPE Region transit ASes present in the Internet Routing Table: 1629 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 321802560 Equivalent to 19 /8s, 46 /16s and 81 /24s Percentage of available RIPE address space announced: 79.9 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 40960-44031 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: 15431 Total LACNIC prefixes after maximum aggregation: 4253 LACNIC Deaggregation factor: 3.63 Prefixes being announced from the LACNIC address blocks: 13499 Unique aggregates announced from the LACNIC address blocks: 7631 LACNIC Region origin ASes present in the Internet Routing Table: 823 LACNIC Prefixes per ASN: 16.40 LACNIC Region origin ASes announcing only one prefix: 264 LACNIC Region transit ASes present in the Internet Routing Table: 143 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 31 Number of LACNIC addresses announced to Internet: 40415232 Equivalent to 2 /8s, 104 /16s and 176 /24s Percentage of available LACNIC address space announced: 60.2 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: 2661 Total AfriNIC prefixes after maximum aggregation: 1043 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 2129 Unique aggregates announced from the AfriNIC address blocks: 1246 AfriNIC Region origin ASes present in the Internet Routing Table: 195 AfriNIC Prefixes per ASN: 10.92 AfriNIC Region origin ASes announcing only one prefix: 61 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: 6270720 Equivalent to 0 /8s, 95 /16s and 175 /24s Percentage of available AfriNIC address space announced: 18.7 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 1348 10221 283 CHINANET-BACKBONE 4755 1265 382 71 Videsh Sanchar Nigam Ltd. Aut 9583 1113 80 376 Sify Limited 9498 984 469 66 BHARTI BT INTERNET LTD. 23577 942 34 804 Korea Telecom (ATM-MPLS) 4766 781 4927 314 Korea Telecom (KIX) 7545 689 151 115 TPG Internet Pty Ltd 17488 684 45 69 Hathway IP Over Cable Interne 1221 594 1951 438 Telstra Pty Ltd 18101 561 117 37 Reliance Infocom Ltd Internet 4812 529 903 92 China Telecom (Shanghai) 4668 510 68 10 LG-EDS Systems Inc. 17676 504 10935 65 Softbank BB Corp. 7474 485 218 270 SingTel Optus Pty Ltd 9443 471 122 78 Primus Telecommunications 9942 436 76 111 COMindico Australia 4802 414 105 152 Wantree Development 17974 371 127 11 PT TELEKOMUNIKASI INDONESIA 2907 367 1733 305 SINET Japan 9829 362 258 14 BSNL National Internet Backbo RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 2119 1029 1079 182 Telenor Internet Access 702 503 1930 402 UUNET - Commercial IP service 5089 379 1658 53 NTL Group Limited 24863 356 56 36 LINKdotNET AS number 8551 322 312 50 Bezeq International 3301 310 1455 290 TeliaNet Sweden 3320 310 6034 257 Deutsche Telekom AG 9116 310 168 25 Goldenlines main autonomous s 6746 280 129 256 Dynamic Network Technologies, 3215 255 2376 96 France Telecom Transpac 8220 252 444 243 COLT Telecommunications 8708 248 420 238 Romania Data Systems S.A. 680 242 1883 234 DFN-IP service G-WiN 3269 222 2775 74 TELECOM ITALIA 3352 219 1864 41 Ibernet, Internet Access Netw 9121 210 1441 24 TTnet Autonomous System 1257 209 1196 174 SWIPnet Swedish IP Network 3246 199 329 185 Song Networks 2856 194 2318 151 BTnet UK Regional network 3300 192 172 93 AUCS Communications Services ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 4904 6596 723 UUNET Technologies, Inc. 7018 1451 10160 975 AT&T WorldNet Services 4323 1320 1037 374 Time Warner Telecom 2386 1211 616 753 AT&T Data Communications Serv 6478 1129 370 152 AT&T Worldnet Services 11492 1095 107 24 Cable One 6197 1027 717 509 BellSouth Network Solutions, 18566 1012 288 9 Covad Communications 174 958 6729 855 Cogent Communications 7011 851 252 537 Citizens Utilities 705 808 476 368 UUNET Technologies, Inc. 1239 808 2718 585 Sprint 20115 798 728 424 Charter Communications 19262 779 2733 201 Verizon Global Networks 7046 778 263 638 UUNET Technologies, Inc. 209 744 3859 579 Qwest 22773 733 1892 46 Cox Communications, Inc. 577 662 810 204 Bell Advanced Communications 5668 616 169 21 CenturyTel Internet Holdings, 7029 615 488 79 Alltel Information Services, Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1265 1194 Videsh Sanchar Nigam Ltd. Aut 11492 1095 1071 Cable One 4134 1348 1065 CHINANET-BACKBONE 18566 1012 1003 Covad Communications 6478 1129 977 AT&T Worldnet Services 4323 1320 946 Time Warner Telecom 9498 984 918 BHARTI BT INTERNET LTD. 2119 1029 847 Telenor Internet Access 9583 1113 737 Sify Limited 22773 733 687 Cox Communications, Inc. 8151 856 649 UniNet S.A. de C.V. 17488 684 615 Hathway IP Over Cable Interne 5668 616 595 CenturyTel Internet Holdings, 19262 779 578 Verizon Global Networks 7545 689 574 TPG Internet Pty Ltd 7029 615 536 Alltel Information Services, 6517 561 525 Yipes Communications, Inc. 18101 561 524 Reliance Infocom Ltd Internet 6197 1027 518 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. 43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net 65103 PRIVATE 87.77.0.0/16 680 DFN-IP service G-WiN 38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE 38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 65005 PRIVATE 129.26.0.0/16 680 DFN-IP service G-WiN 65103 PRIVATE 130.133.0.0/16 680 DFN-IP service G-WiN 65009 PRIVATE 132.252.0.0/16 680 DFN-IP service G-WiN 65011 PRIVATE 134.61.0.0/16 680 DFN-IP service G-WiN 65009 PRIVATE 134.91.0.0/16 680 DFN-IP service G-WiN 65011 PRIVATE 134.130.0.0/16 680 DFN-IP service G-WiN 65011 PRIVATE 137.226.0.0/16 680 DFN-IP service G-WiN 65105 PRIVATE 141.14.0.0/16 680 DFN-IP service G-WiN 64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc. 65011 PRIVATE 153.96.180.0/24 680 DFN-IP service G-WiN 65103 PRIVATE 160.45.0.0/16 680 DFN-IP service G-WiN 65011 PRIVATE 192.35.229.0/24 680 DFN-IP service G-WiN 65011 PRIVATE 192.44.11.0/24 680 DFN-IP service G-WiN 65005 PRIVATE 192.54.34.0/23 680 DFN-IP service G-WiN 65117 PRIVATE 192.76.176.0/24 680 DFN-IP service G-WiN 65005 PRIVATE 192.76.241.0/24 680 DFN-IP service G-WiN 65005 PRIVATE 192.76.245.0/24 680 DFN-IP service G-WiN 65005 PRIVATE 192.76.246.0/23 680 DFN-IP service G-WiN 65005 PRIVATE 192.76.248.0/24 680 DFN-IP service G-WiN 65011 PRIVATE 192.102.148.0/24 680 DFN-IP service G-WiN 65105 PRIVATE 192.109.48.0/24 680 DFN-IP service G-WiN 65500 PRIVATE 192.239.84.0/24 10886 University of Maryla 64516 PRIVATE 194.50.62.0/24 39579 CHICAGO-METALLIC AS 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 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 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 /12:130 /13:265 /14:467 /15:910 /16:9587 /17:4080 /18:6610 /19:13832 /20:16334 /21:14618 /22:19237 /23:20464 /24:124121 /25:1042 /26:1317 /27:574 /28:269 /29:206 /30:315 /31:2 /32:105 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 701 3666 4904 UUNET Technologies, Inc. 6478 1119 1129 AT&T Worldnet Services 11492 1086 1095 Cable One 18566 994 1012 Covad Communications 9583 954 1113 Sify Limited 23577 933 942 Korea Telecom (ATM-MPLS) 2119 917 1029 Telenor Internet Access 2386 904 1211 AT&T Data Communications Serv 7018 786 1451 AT&T WorldNet Services 6197 780 1027 BellSouth Network Solutions, 7011 750 851 Citizens Utilities 9498 660 984 BHARTI BT INTERNET LTD. 4755 659 1265 Videsh Sanchar Nigam Ltd. Aut 4766 588 781 Korea Telecom (KIX) 19916 563 568 OLM LLC 4323 552 1320 Time Warner Telecom 7046 532 778 UUNET Technologies, Inc. 705 529 808 UUNET Technologies, Inc. 6517 527 561 Yipes Communications, Inc. 17488 525 684 Hathway IP Over Cable Interne Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 7:1 8:85 9:1 12:1827 15:19 16:3 17:3 18:11 20:37 24:940 25:1 32:167 33:3 38:332 40:61 41:191 43:6 44:2 47:3 52:4 55:3 56:3 57:53 58:431 59:386 60:325 61:1005 62:930 63:3340 64:3249 65:3695 66:3389 67:760 68:626 69:1894 70:438 71:106 72:1346 73:2 74:567 75:267 76:74 77:279 78:18 80:843 81:823 82:722 83:395 84:497 85:861 86:339 87:439 88:280 89:892 90:7 91:410 97:6 98:4 116:190 117:46 121:221 122:573 123:125 124:841 125:933 128:288 129:223 130:139 131:363 132:53 133:9 134:195 135:38 136:184 137:85 138:149 139:124 140:488 141:172 142:398 143:236 144:298 145:43 146:324 147:122 148:403 149:147 150:112 151:160 152:94 153:127 154:5 155:254 156:153 157:214 158:157 159:159 160:105 161:95 162:223 163:181 164:468 165:407 166:294 167:289 168:508 169:120 170:406 171:19 172:1 189:62 190:707 192:5818 193:3921 194:3197 195:2318 196:992 198:3932 199:3349 200:4926 201:1096 202:7425 203:7618 204:4096 205:2127 206:2617 207:3082 208:3350 209:3632 210:2450 211:979 212:1305 213:1529 214:402 215:41 216:4166 217:1163 218:380 219:391 220:997 221:419 222:264 End of report