This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats@lists.apnic.net If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 04:00 +10GMT Sat 03 Jun, 2006 Analysis Summary ---------------- BGP routing table entries examined: 189556 Prefixes after maximum aggregation: 104446 Unique aggregates announced to Internet: 92837 Total ASes present in the Internet Routing Table: 22345 Origin-only ASes present in the Internet Routing Table: 19435 Origin ASes announcing only one prefix: 9305 Transit ASes present in the Internet Routing Table: 2910 Transit-only ASes present in the Internet Routing Table: 57 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 20 Max AS path prepend of ASN (34527) 16 Prefixes from unregistered ASNs in the Routing Table: 4 Unregistered ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1542073064 Equivalent to 91 /8s, 234 /16s and 42 /24s Percentage of available address space announced: 41.6 Percentage of allocated address space announced: 60.2 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 93923 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 40372 Total APNIC prefixes after maximum aggregation: 16801 Prefixes being announced from the APNIC address blocks: 38110 Unique aggregates announced from the APNIC address blocks: 18501 APNIC Region origin ASes present in the Internet Routing Table: 2583 APNIC Region origin ASes announcing only one prefix: 736 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: 227213152 Equivalent to 13 /8s, 138 /16s and 255 /24s Percentage of available APNIC address space announced: 71.0 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: 97628 Total ARIN prefixes after maximum aggregation: 57717 Prefixes being announced from the ARIN address blocks: 71597 Unique aggregates announced from the ARIN address blocks: 26551 ARIN Region origin ASes present in the Internet Routing Table: 10749 ARIN Region origin ASes announcing only one prefix: 4048 ARIN Region transit ASes present in the Internet Routing Table: 984 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 293134848 Equivalent to 17 /8s, 120 /16s and 226 /24s Percentage of available ARIN address space announced: 76.0 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: 37920 Total RIPE prefixes after maximum aggregation: 25349 Prefixes being announced from the RIPE address blocks: 34923 Unique aggregates announced from the RIPE address blocks: 23582 RIPE Region origin ASes present in the Internet Routing Table: 8105 RIPE Region origin ASes announcing only one prefix: 4243 RIPE Region transit ASes present in the Internet Routing Table: 1343 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 252114564 Equivalent to 15 /8s, 6 /16s and 246 /24s Percentage of available RIPE address space announced: 79.1 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: 11448 Total LACNIC prefixes after maximum aggregation: 3681 Prefixes being announced from the LACNIC address blocks: 9542 Unique aggregates announced from the LACNIC address blocks: 5519 LACNIC Region origin ASes present in the Internet Routing Table: 694 LACNIC Region origin ASes announcing only one prefix: 231 LACNIC Region transit ASes present in the Internet Routing Table: 132 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 27208448 Equivalent to 1 /8s, 159 /16s and 43 /24s Percentage of available LACNIC address space announced: 40.5 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: 2184 Total AfriNIC prefixes after maximum aggregation: 898 Prefixes being announced from the AfriNIC address blocks: 1505 Unique aggregates announced from the AfriNIC address blocks: 960 AfriNIC Region origin ASes present in the Internet Routing Table: 157 AfriNIC Region origin ASes announcing only one prefix: 47 AfriNIC Region transit ASes present in the Internet Routing Table: 27 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 13 Number of AfriNIC addresses announced to Internet: 4108288 Equivalent to 0 /8s, 62 /16s and 176 /24s Percentage of available AfriNIC address space announced: 12.2 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 1203 7140 222 CHINANET-BACKBONE 9583 900 109 16 Sify Limited 4755 868 257 67 Videsh Sanchar Nigam Ltd. Aut 4766 690 4435 304 Korea Telecom (KIX) 1221 613 1668 471 Telstra Pty Ltd 9498 566 211 67 BHARTI BT INTERNET LTD. 7545 534 124 70 TPG Internet Pty Ltd 17488 514 32 9 Hathway IP Over Cable Interne 17676 486 7029 110 Softbank BB Corp. 9443 450 110 81 Primus Telecommunications 18101 411 85 24 Reliance Infocom Ltd Internet 17557 391 30 178 Pakistan Telecom 4802 377 80 172 Wantree Development 17849 359 22 114 Telecommunications Technology 17974 350 119 17 PT TELEKOMUNIKASI INDONESIA 2907 334 1733 311 SINET Japan 9929 325 221 57 China Netcom Corp. 7474 298 211 228 SingTel Optus Pty Ltd 9800 274 410 67 CHINA UNICOM 9837 267 78 160 Powertel Ltd ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1492 6216 953 AT&T WorldNet Services 4323 1303 739 260 Time Warner Telecom 721 1013 21977 309 DLA Systems Automation Center 6197 1008 625 471 BellSouth Network Solutions, 174 968 5787 904 Cogent Communications 701 947 6782 781 UUNET Technologies, Inc. 19029 947 151 109 New Edge Networks 18566 942 272 8 Covad Communications 2386 891 523 686 AT&T Data Communications Serv 1239 844 2789 599 Sprint 20115 709 613 379 Charter Communications 19262 708 2106 173 Verizon Global Networks 209 706 3687 550 Qwest 22773 661 1741 40 Cox Communications, Inc. 7011 637 218 415 Citizens Utilities 11492 631 87 21 Cable One 852 580 1084 381 Telus Advanced Communications 6478 572 1543 339 AT&T Worldnet Services 19916 563 49 54 OLM LLC 855 553 244 64 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 575 1951 453 UUNET - Commercial IP service 3352 309 1644 30 Ibernet, Internet Access Netw 3301 305 1327 292 TeliaNet Sweden 3320 287 3989 240 Deutsche Telekom AG 8220 277 471 265 COLT Telecommunications 680 245 2025 242 DFN-IP service G-WiN 6746 240 90 214 Dynamic Network Technologies, 3246 235 504 225 Song Networks 8708 216 275 201 Romania Data Systems S.A. 24863 212 42 10 LINKdotNET AS number 3215 200 1680 93 France Telecom Transpac 8551 200 198 24 Bezeq International 3269 198 2134 72 TELECOM ITALIA 1257 190 740 166 SWIPnet Swedish IP Network 30890 190 17 71 SC Kappa Invexim SRL 8866 180 37 15 Bulgarian Telecommunication C 5400 172 348 141 BT Ignite European Backbone 6830 172 781 36 UPC Distribution Services 9121 172 931 28 TTnet Autonomous System 786 170 1762 170 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 706 1082 224 UniNet S.A. de C.V. 22047 418 158 11 VTR PUNTO NET S.A. 11172 351 110 83 Servicios Alestra S.A de C.V 16814 330 20 8 NSS, S.A. 6147 262 126 22 Telefonica Del Peru 14117 201 12 6 Telefonica del Sur S.A. 10481 181 72 8 Prima S.A. 7303 172 80 25 Telecom Argentina Stet-France 6503 133 150 81 AVANTEL, S.A. 21826 133 17 23 INTERCABLE 11556 132 80 4 Cable-Wireless Panama 19169 129 8 21 Telconet 14259 119 10 15 GTD Internet S.A. 14522 113 16 5 SatNet S.A. 23216 113 21 9 RAMtelecom Telecomunicaciones 19429 110 60 44 E.T.B. 6505 109 88 79 Global One Communicaoes Ltda 7910 105 7 10 ANDINET ON LINE 5639 103 12 9 Telecommunications Services o 18822 98 7 9 TELEFONICA MANQUEHUE AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 285 803 233 The Internet Solution 8452 167 60 7 TEDATA 6713 147 135 11 Itissalat Al-MAGHRIB 2018 131 314 105 Tertiary Education Network 5536 121 8 18 Internet Egypt Network 24835 117 50 7 RAYA Telecom - Egypt 33783 104 6 2 EEPAD TISP TELECOM & INTERNET 2905 73 155 66 The Internetworking Company o 20928 58 16 2 Noor Advanced Technologies AS 15475 54 84 4 Nile Online 15706 44 8 3 Sudatel Internet Exchange Aut 5713 39 294 35 Telkom SA Ltd 33774 31 7 21 AS Number for Telecom Algeria 12455 26 6 3 Jambonet Autonomous system 23889 26 8 11 MAURITIUS TELECOM 16637 24 14 22 Johnnic e-Ventures 8524 22 1 5 AUCEGYPT Autonomous System 10798 22 1 13 Standard Bank of South Africa 21280 21 4 4 Swift Global Kenya Ltd.Is an 33766 21 2 1 Nyala Communications Pty Ltd Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 1303 1043 Time Warner Telecom 4134 1203 981 CHINANET-BACKBONE 18566 942 934 Covad Communications 9583 900 884 Sify Limited 19029 947 838 New Edge Networks 4755 868 801 Videsh Sanchar Nigam Ltd. Aut 721 1013 704 DLA Systems Automation Center 22773 661 621 Cox Communications, Inc. 11492 631 610 Cable One 6197 1008 537 BellSouth Network Solutions, 19262 708 535 Verizon Global Networks 19916 563 509 OLM LLC 5668 530 507 CenturyTel Internet Holdings, 17488 514 505 Hathway IP Over Cable Interne 9498 566 499 BHARTI BT INTERNET LTD. 855 553 489 Canadian Research Network 8151 706 482 UniNet S.A. de C.V. 7545 534 464 TPG Internet Pty Ltd 3602 526 421 Sprint Canada, Inc. 22047 418 407 VTR PUNTO NET S.A. 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 64515 PRIVATE 203.126.13.0/25 7610 SINGAPORE ADVANCE RE 64515 PRIVATE 203.126.13.128/26 7610 SINGAPORE ADVANCE RE 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 /8:18 /9:9 /10:9 /11:28 /12:92 /13:200 /14:360 /15:705 /16:8836 /17:3237 /18:5367 /19:11704 /20:13212 /21:11503 /22:14688 /23:15831 /24:102689 /25:367 /26:290 /27:186 /28:65 /29:71 /30:48 /31:0 /32:41 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 925 942 Covad Communications 19029 878 947 New Edge Networks 6197 793 1008 BellSouth Network Solutions, 7018 782 1492 AT&T WorldNet Services 9583 729 900 Sify Limited 4323 636 1303 Time Warner Telecom 11492 622 631 Cable One 2386 614 891 AT&T Data Communications Serv 19916 557 563 OLM LLC 7011 546 637 Citizens Utilities 4766 500 690 Korea Telecom (KIX) 855 427 553 Canadian Research Network 5668 413 530 CenturyTel Internet Holdings, 15270 401 432 PaeTec.net -a division of Pae 1239 391 844 Sprint 6517 363 394 Yipes Communications, Inc. 17849 359 359 Telecommunications Technology 702 358 575 UUNET - Commercial IP service 6198 355 508 BellSouth Network Solutions, 8151 349 706 UniNet S.A. de C.V. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:42 11:1 12:1625 13:1 15:14 16:3 17:3 18:4 20:43 24:741 25:1 32:58 38:228 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:25 58:180 59:202 60:183 61:866 62:749 63:1914 64:3182 65:2254 66:3053 67:613 68:668 69:1523 70:371 71:80 72:745 74:39 80:777 81:657 82:585 83:393 84:388 85:538 86:386 87:355 88:86 89:236 124:292 125:473 128:157 129:190 130:116 131:317 132:33 133:8 134:159 135:48 136:178 137:78 138:206 139:61 140:470 141:129 142:382 143:165 144:223 145:39 146:327 147:136 148:318 149:188 150:114 151:94 152:69 153:107 154:5 155:202 156:99 157:150 158:167 159:172 160:89 161:76 162:245 163:147 164:178 165:198 166:166 167:244 168:490 169:128 170:339 171:14 183:1 190:75 192:5745 193:3369 194:2634 195:1884 196:852 198:3905 199:3219 200:4467 201:965 202:6661 203:6970 204:3778 205:2049 206:2413 207:2896 208:2127 209:3785 210:1956 211:676 212:1259 213:1458 214:367 215:40 216:4156 217:1158 218:287 219:226 220:714 221:357 222:159 End of report
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