[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[bgp-stats] Routing Table Report - Japan view
Routing Table Report 04:00 +10GMT Fri 09 Jun, 2006
Analysis Summary
----------------
BGP routing table entries examined: 190006
Prefixes after maximum aggregation: 104625
Unique aggregates announced to Internet: 93132
Total ASes present in the Internet Routing Table: 22395
Origin-only ASes present in the Internet Routing Table: 19488
Origin ASes announcing only one prefix: 9349
Transit ASes present in the Internet Routing Table: 2907
Transit-only ASes present in the Internet Routing Table: 58
Average AS path length visible in the Internet Routing Table: 3.5
Max AS path length visible: 24
Max AS path prepend of ASN (34527) 16
Prefixes from unregistered ASNs in the Routing Table: 7
Unregistered ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1543209704
Equivalent to 91 /8s, 251 /16s and 130 /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: 94050
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 40533
Total APNIC prefixes after maximum aggregation: 16846
Prefixes being announced from the APNIC address blocks: 38260
Unique aggregates announced from the APNIC address blocks: 18553
APNIC Region origin ASes present in the Internet Routing Table: 2593
APNIC Region origin ASes announcing only one prefix: 744
APNIC Region transit ASes present in the Internet Routing Table: 396
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 227527008
Equivalent to 13 /8s, 143 /16s and 201 /24s
Percentage of available APNIC address space announced: 71.1
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: 97801
Total ARIN prefixes after maximum aggregation: 57801
Prefixes being announced from the ARIN address blocks: 71729
Unique aggregates announced from the ARIN address blocks: 26644
ARIN Region origin ASes present in the Internet Routing Table: 10765
ARIN Region origin ASes announcing only one prefix: 4057
ARIN Region transit ASes present in the Internet Routing Table: 989
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 293501440
Equivalent to 17 /8s, 126 /16s and 122 /24s
Percentage of available ARIN address space announced: 76.1
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: 37990
Total RIPE prefixes after maximum aggregation: 25393
Prefixes being announced from the RIPE address blocks: 35007
Unique aggregates announced from the RIPE address blocks: 23675
RIPE Region origin ASes present in the Internet Routing Table: 8129
RIPE Region origin ASes announcing only one prefix: 4274
RIPE Region transit ASes present in the Internet Routing Table: 1337
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 252344196
Equivalent to 15 /8s, 10 /16s and 119 /24s
Percentage of available RIPE address space announced: 79.2
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: 11479
Total LACNIC prefixes after maximum aggregation: 3685
Prefixes being announced from the LACNIC address blocks: 9578
Unique aggregates announced from the LACNIC address blocks: 5536
LACNIC Region origin ASes present in the Internet Routing Table: 694
LACNIC Region origin ASes announcing only one prefix: 229
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: 24
Number of LACNIC addresses announced to Internet: 27255040
Equivalent to 1 /8s, 159 /16s and 225 /24s
Percentage of available LACNIC address space announced: 40.6
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: 2196
Total AfriNIC prefixes after maximum aggregation: 900
Prefixes being announced from the AfriNIC address blocks: 1505
Unique aggregates announced from the AfriNIC address blocks: 962
AfriNIC Region origin ASes present in the Internet Routing Table: 156
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 4121088
Equivalent to 0 /8s, 62 /16s and 226 /24s
Percentage of available AfriNIC address space announced: 12.3
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 1236 7158 224 CHINANET-BACKBONE
4755 926 259 73 Videsh Sanchar Nigam Ltd. Aut
9583 904 109 17 Sify Limited
4766 690 4435 304 Korea Telecom (KIX)
1221 613 1668 471 Telstra Pty Ltd
9498 570 211 67 BHARTI BT INTERNET LTD.
7545 544 124 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 414 85 24 Reliance Infocom Ltd Internet
17557 397 31 178 Pakistan Telecom
4802 378 80 173 Wantree Development
17849 359 22 114 Telecommunications Technology
17974 346 115 16 PT TELEKOMUNIKASI INDONESIA
2907 336 1733 312 SINET Japan
9929 326 222 58 China Netcom Corp.
7474 297 211 227 SingTel Optus Pty Ltd
9800 275 410 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 1482 6183 948 AT&T WorldNet Services
4323 1308 740 259 Time Warner Telecom
721 1014 21997 311 DLA Systems Automation Center
6197 1007 625 470 BellSouth Network Solutions,
174 971 5787 905 Cogent Communications
19029 947 151 109 New Edge Networks
18566 943 272 8 Covad Communications
701 942 6765 776 UUNET Technologies, Inc.
2386 895 557 688 AT&T Data Communications Serv
1239 846 2789 600 Sprint
20115 713 617 381 Charter Communications
19262 709 2103 183 Verizon Global Networks
209 707 3687 551 Qwest
22773 665 1741 40 Cox Communications, Inc.
7011 638 218 415 Citizens Utilities
11492 622 87 22 Cable One
852 584 1084 382 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 550 244 64 Canadian Research Network
5668 529 147 23 CenturyTel Internet Holdings,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 573 1951 451 UUNET - Commercial IP service
3301 305 1327 292 TeliaNet Sweden
3352 305 1644 30 Ibernet, Internet Access Netw
3320 287 3989 240 Deutsche Telekom AG
8220 275 470 263 COLT Telecommunications
680 245 2025 242 DFN-IP service G-WiN
6746 238 90 212 Dynamic Network Technologies,
3246 236 504 226 Song Networks
8708 216 275 201 Romania Data Systems S.A.
24863 214 42 11 LINKdotNET AS number
3269 201 2182 72 TELECOM ITALIA
3215 200 1680 93 France Telecom Transpac
8551 200 198 24 Bezeq International
30890 194 17 69 SC Kappa Invexim SRL
1257 190 740 166 SWIPnet Swedish IP Network
8866 180 37 15 Bulgarian Telecommunication C
6830 172 781 36 UPC Distribution Services
786 171 1778 171 The JANET IP Service
5400 171 348 140 BT Ignite European Backbone
9121 169 931 28 TTnet Autonomous System
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 705 1082 223 UniNet S.A. de C.V.
22047 419 158 11 VTR PUNTO NET S.A.
11172 352 110 84 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 263 126 22 Telefonica Del Peru
14117 201 12 6 Telefonica del Sur S.A.
10481 181 72 8 Prima S.A.
7303 174 81 25 Telecom Argentina Stet-France
6503 135 151 82 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 116 18 5 SatNet S.A.
23216 114 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 286 803 234 The Internet Solution
8452 166 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 116 48 6 RAYA Telecom - Egypt
33783 104 6 2 EEPAD TISP TELECOM & INTERNET
2905 73 155 66 The Internetworking Company o
15475 61 84 4 Nile Online
20928 59 16 2 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
12455 26 6 3 Jambonet Autonomous system
23889 26 8 11 MAURITIUS TELECOM
16637 25 18 23 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 1308 1049 Time Warner Telecom
4134 1236 1012 CHINANET-BACKBONE
18566 943 935 Covad Communications
9583 904 887 Sify Limited
4755 926 853 Videsh Sanchar Nigam Ltd. Aut
19029 947 838 New Edge Networks
721 1014 703 DLA Systems Automation Center
22773 665 625 Cox Communications, Inc.
11492 622 600 Cable One
6197 1007 537 BellSouth Network Solutions,
19262 709 526 Verizon Global Networks
19916 563 509 OLM LLC
5668 529 506 CenturyTel Internet Holdings,
17488 514 505 Hathway IP Over Cable Interne
9498 570 503 BHARTI BT INTERNET LTD.
855 550 486 Canadian Research Network
8151 705 482 UniNet S.A. de C.V.
7545 544 474 TPG Internet Pty Ltd
3602 525 421 Sprint Canada, Inc.
22047 419 408 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
65280 PRIVATE 203.197.161.0/24 4755 Videsh Sanchar Nigam
65280 PRIVATE 203.200.14.0/24 4755 Videsh Sanchar Nigam
65280 PRIVATE 203.200.21.0/24 4755 Videsh Sanchar Nigam
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 /15:704 /16:8851 /17:3244 /18:5344
/19:11715 /20:13265 /21:11480 /22:14720 /23:15888 /24:102976
/25:386 /26:313 /27:180 /28:68 /29:66 /30:50
/31:0 /32:40
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 926 943 Covad Communications
19029 878 947 New Edge Networks
6197 792 1007 BellSouth Network Solutions,
7018 780 1482 AT&T WorldNet Services
9583 734 904 Sify Limited
4323 640 1308 Time Warner Telecom
2386 614 895 AT&T Data Communications Serv
11492 613 622 Cable One
19916 557 563 OLM LLC
7011 547 638 Citizens Utilities
4766 500 690 Korea Telecom (KIX)
855 424 550 Canadian Research Network
5668 412 529 CenturyTel Internet Holdings,
15270 403 434 PaeTec.net -a division of Pae
1239 390 846 Sprint
6517 364 395 Yipes Communications, Inc.
4755 360 926 Videsh Sanchar Nigam Ltd. Aut
17849 359 359 Telecommunications Technology
702 356 573 UUNET - Commercial IP service
6198 354 508 BellSouth Network Solutions,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:42 11:1 12:1624 13:1 15:15
16:3 17:3 18:4 20:41 24:734 25:1
32:57 38:229 40:54 41:3 44:3 47:6
52:4 55:1 56:3 57:25 58:183 59:209
60:185 61:863 62:773 63:1907 64:3175 65:2190
66:3060 67:614 68:663 69:1527 70:375 71:80
72:757 74:39 80:782 81:638 82:592 83:392
84:384 85:539 86:388 87:357 88:95 89:242
124:295 125:474 128:165 129:190 130:117 131:317
132:33 133:8 134:159 135:48 136:178 137:82
138:206 139:62 140:469 141:131 142:379 143:165
144:223 145:40 146:329 147:136 148:318 149:188
150:114 151:94 152:69 153:107 154:5 155:202
156:101 157:146 158:168 159:173 160:89 161:75
162:245 163:149 164:178 165:207 166:168 167:247
168:491 169:128 170:338 171:14 183:1 190:75
192:5751 193:3367 194:2638 195:1908 196:854 198:3909
199:3216 200:4477 201:981 202:6683 203:7003 204:3897
205:2030 206:2420 207:2904 208:2131 209:3774 210:1965
211:677 212:1263 213:1468 214:367 215:40 216:4179
217:1161 218:291 219:219 220:717 221:360 222:158
End of report
