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[bgp-stats] Routing Table Report - Oregon IX view



Routing Table Report   00:00 GMT Sat 28 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/2007/07/28

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

BGP routing table entries examined:                              231350
    Prefixes after maximum aggregation:                          120598
    Deaggregation factor:                                          1.92
    Unique aggregates announced to Internet:                     110262
Total ASes present in the Internet Routing Table:                 25835
    Prefixes per ASN:                                              8.95
Origin-only ASes present in the Internet Routing Table:           22458
Origin ASes announcing only one prefix:                           10925
Transit ASes present in the Internet Routing Table:                3377
Transit-only ASes present in the Internet Routing Table:             82
Average AS path length visible in the Internet Routing Table:       3.9
    Max AS path length visible:                                      29
    Max AS path prepend of ASN (35389)                               16
Prefixes from unregistered ASNs in the Routing Table:                86
    Unregistered ASNs in the Routing Table:                          61
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:             13
Number of addresses announced to Internet:                   1741360900
    Equivalent to 103 /8s, 203 /16s and 15 /24s
    Percentage of available address space announced:               47.0
    Percentage of allocated address space announced:               62.3
    Percentage of available address space allocated:               75.5
Total number of prefixes smaller than registry allocations:      122704

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

Prefixes being announced by APNIC Region ASes:                    54379
    Total APNIC prefixes after maximum aggregation:               20918
    APNIC Deaggregation factor:                                    2.60
Prefixes being announced from the APNIC address blocks:           51195
    Unique aggregates announced from the APNIC address blocks:    22004
APNIC Region origin ASes present in the Internet Routing Table:    3029
    APNIC Prefixes per ASN:                                       16.90
APNIC Region origin ASes announcing only one prefix:                813
APNIC Region transit ASes present in the Internet Routing Table:    463
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         18
Number of APNIC addresses announced to Internet:              305636284
    Equivalent to 18 /8s, 55 /16s and 163 /24s
    Percentage of available APNIC address space announced:         75.7

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:                    109570
    Total ARIN prefixes after maximum aggregation:                62969
    ARIN Deaggregation factor:                                     1.74
Prefixes being announced from the ARIN address blocks:            80348
    Unique aggregates announced from the ARIN address blocks:     31409
ARIN Region origin ASes present in the Internet Routing Table:    11715
    ARIN Prefixes per ASN:                                         6.86
ARIN Region origin ASes announcing only one prefix:                4507
ARIN Region transit ASes present in the Internet Routing Table:    1106
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          20
Number of ARIN addresses announced to Internet:               341170272
    Equivalent to 20 /8s, 85 /16s and 216 /24s
    Percentage of available ARIN address space announced:          75.3

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:                     49040
    Total RIPE prefixes after maximum aggregation:                31293
    RIPE Deaggregation factor:                                     1.57
Prefixes being announced from the RIPE address blocks:            45476
    Unique aggregates announced from the RIPE address blocks:     29075
RIPE Region origin ASes present in the Internet Routing Table:     9971
    RIPE Prefixes per ASN:                                         4.56
RIPE Region origin ASes announcing only one prefix:                5271
RIPE Region transit ASes present in the Internet Routing Table:    1588
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          20
Number of RIPE addresses announced to Internet:               322793024
    Equivalent to 19 /8s, 61 /16s and 110 /24s
    Percentage of available RIPE address space announced:          80.2

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
                       40960-44031
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:                   15653
    Total LACNIC prefixes after maximum aggregation:               4343
    LACNIC Deaggregation factor:                                   3.60
Prefixes being announced from the LACNIC address blocks:          13702
    Unique aggregates announced from the LACNIC address blocks:    7724
LACNIC Region origin ASes present in the Internet Routing Table:    835
    LACNIC Prefixes per ASN:                                      16.41
LACNIC Region origin ASes announcing only one prefix:               270
LACNIC Region transit ASes present in the Internet Routing Table:   141
Average LACNIC Region AS path length visible:                       4.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC addresses announced to Internet:              40909824
    Equivalent to 2 /8s, 112 /16s and 60 /24s
    Percentage of available LACNIC address space announced:        61.0

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:                   2664
    Total AfriNIC prefixes after maximum aggregation:              1065
    AfriNIC Deaggregation factor:                                  2.50
Prefixes being announced from the AfriNIC address blocks:          2190
    Unique aggregates announced from the AfriNIC address blocks:   1282
AfriNIC Region origin ASes present in the Internet Routing Table:   202
    AfriNIC Prefixes per ASN:                                     10.84
AfriNIC Region origin ASes announcing only one prefix:               64
AfriNIC Region transit ASes present in the Internet Routing Table:   34
Average AfriNIC Region AS path length visible:                      3.9
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC addresses announced to Internet:              6369024
    Equivalent to 0 /8s, 97 /16s and 47 /24s
    Percentage of available AfriNIC address space announced:       19.0

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     1363      10954         288   CHINANET-BACKBONE
 4755     1305        382          71   Videsh Sanchar Nigam Ltd. Aut
 9583     1120         80         401   Sify Limited
 9498     1001        533          70   BHARTI BT INTERNET LTD.
23577      928         34         795   Korea Telecom (ATM-MPLS)
 4766      793       4930         316   Korea Telecom (KIX)
17488      734         48          58   Hathway IP Over Cable Interne
 7545      700        150         112   TPG Internet Pty Ltd
 1221      592       1951         436   Telstra Pty Ltd
18101      577        117          41   Reliance Infocom Ltd Internet
 4812      528        913          95   China Telecom (Shanghai)
 4668      512         68          10   LG-EDS Systems Inc.
17676      504      10935          65   Softbank BB Corp.
 7474      488        218         267   SingTel Optus Pty Ltd
 9443      472        122          78   Primus Telecommunications
 9942      440         77         113   COMindico Australia
 4802      412        105         150   Wantree Development
 4808      374        669         127   CNCGROUP IP network: China169
 9829      362        258          14   BSNL National Internet Backbo
17974      362        130          13   PT TELEKOMUNIKASI INDONESIA

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

  ASN   No of nets  /20 equiv  MaxAgg  Description
 2119     1117        933         687   Telenor Internet Access
  702      503       1922         404   UUNET - Commercial IP service
 5089      368       1658          53   NTL Group Limited
24863      360         56          40   LINKdotNET AS number
 9116      321        168          25   Goldenlines main autonomous s
 8551      314        311          49   Bezeq International
 3301      312       1456         292   TeliaNet Sweden
 3320      311       6035         257   Deutsche Telekom AG
 6746      285        129         261   Dynamic Network Technologies,
  680      264       2044         255   DFN-IP service G-WiN
 8220      259        444         242   COLT Telecommunications
 3215      255       2376          96   France Telecom Transpac
 8708      251        420         240   Romania Data Systems S.A.
 3352      224       1864          41   Ibernet, Internet Access Netw
 3269      221       2775          73   TELECOM ITALIA
 9121      210       1441          24   TTnet Autonomous System
 1257      206       1179         171   SWIPnet Swedish IP Network
 3292      194       1379         174   TDC Tele Danmark
 3300      192        172          93   AUCS Communications Services 
12479      191        578           6   Uni2 Autonomous System

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

  ASN   No of nets  /20 equiv  MaxAgg  Description
 7018     1475      10177        1000   AT&T WorldNet Services
 4323     1318       1021         371   Time Warner Telecom
 2386     1215        633         754   AT&T Data Communications Serv
 6478     1119        319         133   AT&T Worldnet Services 
11492     1107        108          20   Cable One 
 6197     1026        717         508   BellSouth Network Solutions, 
18566     1016        288           9   Covad Communications 
  174      967       6778         853   Cogent Communications
  701      931       6559         708   UUNET Technologies, Inc. 
 7011      901        258         545   Citizens Utilities 
 1239      809       2726         583   Sprint 
20115      803        737         431   Charter Communications 
19262      760       2728         184   Verizon Global Networks 
  209      754       3877         598   Qwest 
22773      748       2148          49   Cox Communications, Inc.
  577      682        811         205   Bell Advanced Communications 
 5668      619        169          21   CenturyTel Internet Holdings,
  852      587       1093         364   Telus Advanced Communications
  855      575        254          73   Canadian Research Network 
 6517      571        159          37   Yipes Communications, Inc. 

Global Per AS Maximum Aggr summary
----------------------------------

  ASN   No of nets  Net Savings Description
 4755      1305        1234      Videsh Sanchar Nigam Ltd. Aut
11492      1107        1087      Cable One 
 4134      1363        1075      CHINANET-BACKBONE
18566      1016        1007      Covad Communications 
 6478      1119         986      AT&T Worldnet Services 
 4323      1318         947      Time Warner Telecom
 9498      1001         931      BHARTI BT INTERNET LTD.
 9583      1120         719      Sify Limited
22773       748         699      Cox Communications, Inc.
 8151       893         684      UniNet S.A. de C.V. 
17488       734         676      Hathway IP Over Cable Interne
 5668       619         598      CenturyTel Internet Holdings,
 7545       700         588      TPG Internet Pty Ltd
19262       760         576      Verizon Global Networks 
18101       577         536      Reliance Infocom Ltd Internet
 6517       571         534      Yipes Communications, Inc. 
15270       562         525      PaeTec.net -a division of Pae
 6197      1026         518      BellSouth Network Solutions, 
19916       568         517      OLM LLC 
  855       575         502      Canadian Research Network 

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS  Designation  Network              Transit AS  Description
65000   PRIVATE       41.204.180.0/24      36866       Jamii Telecommunicat
47588   UNALLOCATED   64.71.19.0/24        33544       WiLine Networks Inc.
47588   UNALLOCATED   64.71.29.0/24        33544       WiLine Networks Inc.
34074   UNALLOCATED   77.77.152.0/24        8390       Global One Communica
43346   UNALLOCATED   77.87.168.0/21       28906       CJSC "TransTelecom-N
43087   UNALLOCATED   77.95.88.0/21        12389       JSC Rostelecom
43185   UNALLOCATED   77.95.208.0/21       12779       ITGATE.Net
42864   UNALLOCATED   77.242.144.0/20       8928       Interoute Telecommun
43082   UNALLOCATED   77.246.160.0/20        174       Cogent Communication
43345   UNALLOCATED   78.40.40.0/24          702       UUNET - Commercial I
43328   UNALLOCATED   78.40.112.0/21       21448       Crosswired Mancheste
43391   UNALLOCATED   78.40.224.0/21        9121       TTnet Autonomous Sys
43203   UNALLOCATED   78.108.152.0/22       2819       KPNQwest Czechia AS
43314   UNALLOCATED   78.109.128.0/20      21127       JSC Zap-Sib TransTel
39389   UNALLOCATED   80.67.165.0/24       20766       The main Autonomous 
43157   UNALLOCATED   83.143.224.0/21        174       Cogent Communication
24982   UNALLOCATED   85.112.68.0/24       39010       TerraNet sal
43378   UNALLOCATED   89.45.176.0/20        5606       KPNQwest Romania AS
43286   UNALLOCATED   91.149.120.0/22       3216       Teleross, Moscow, Ru
42883   UNALLOCATED   91.193.204.0/22       6849       JSC UKRTELECOM,
42976   UNALLOCATED   91.194.4.0/24         8551       Bezeq International
39389   UNALLOCATED   91.194.60.0/23       20766       The main Autonomous 
43103   UNALLOCATED   91.194.72.0/23       21219       Datacom Autonomous S
43285   UNALLOCATED   91.194.170.0/23      25577       C4L main AS
43290   UNALLOCATED   91.194.198.0/23      20751       max4eu.net InterNet-
43294   UNALLOCATED   91.194.200.0/23      33909       RIALNET Ltd.
43376   UNALLOCATED   91.194.234.0/23       2914       Verio, Inc. 
43103   UNALLOCATED   91.196.92.0/22       21219       Datacom Autonomous S
43319   UNALLOCATED   91.197.8.0/22        12452       VSTN AS
43359   UNALLOCATED   91.197.36.0/22       25441       Irish Broadband Inte
43164   UNALLOCATED   91.198.0.0/24        16016       VOLJATEL Autonomous 
43194   UNALLOCATED   91.198.5.0/24         5486       Euronet Digital Comm
43187   UNALLOCATED   91.198.7.0/24         3340       DataNet Telecommunic
43212   UNALLOCATED   91.198.19.0/24       21294       SC Idilis S.A.
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
65500   PRIVATE       192.239.84.0/24      10886       University of Maryla
42512   UNALLOCATED   193.110.76.0/22      13121       Navigator Online ISP
43028   UNALLOCATED   193.200.201.0/24     21016       LVRTC Autonomous Sys
43034   UNALLOCATED   193.200.207.0/24      9119       Softnet
35396   UNALLOCATED   193.247.0.0/19        6730       sunrise (TDC Switzer
43122   UNALLOCATED   194.110.128.0/24      8220       COLT Telecommunicati
42752   UNALLOCATED   194.110.150.0/24      9121       TTnet Autonomous Sys
42795   UNALLOCATED   194.110.245.0/24       174       Cogent Communication
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
41431   UNALLOCATED   194.246.85.0/24      12843       TelemaxX Autonomous 
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
39094   UNALLOCATED   195.66.64.0/24       12578       LATTELEKOM-APOLLO
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
65001   PRIVATE       195.250.120.0/23      8534       InfoSky - Informatik
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
64588   PRIVATE       207.107.179.0/24      2491       fONOROLA 
64516   PRIVATE       209.43.37.0/24        7332       IQuest Internet 
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           812     Rogers WAVE 

Advertised Unallocated Addresses
--------------------------------

Network            Origin AS  Description
7.1.1.0/24            1239     Sprint 
95.192.0.0/16        12654     RIPE NCC RIS Project
95.255.248.0/21      12654     RIPE NCC RIS Project
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     
/13:260     /14:470     /15:910     /16:9596    /17:4113    /18:6613    
/19:13908   /20:16368   /21:14760   /22:19310   /23:20362   /24:120658  
/25:1036    /26:1347    /27:576     /28:263     /29:188     /30:298     
/31:9       /32:97      

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

  ASN   No of nets  Total ann.   Description
 6478     1118          1119      AT&T Worldnet Services 
11492     1098          1107      Cable One 
 2119     1005          1117      Telenor Internet Access
18566      998          1016      Covad Communications 
 9583      962          1120      Sify Limited
23577      919           928      Korea Telecom (ATM-MPLS)
 2386      910          1215      AT&T Data Communications Serv
 7018      800          1475      AT&T WorldNet Services
 7011      799           901      Citizens Utilities 
 6197      780          1026      BellSouth Network Solutions, 
 4755      697          1305      Videsh Sanchar Nigam Ltd. Aut
 9498      671          1001      BHARTI BT INTERNET LTD.
 4766      593           793      Korea Telecom (KIX)
19916      563           568      OLM LLC 
17488      557           734      Hathway IP Over Cable Interne
 4323      554          1318      Time Warner Telecom
 6517      536           571      Yipes Communications, Inc. 
15270      527           562      PaeTec.net -a division of Pae
 4668      502           512      LG-EDS Systems Inc.
18101      489           577      Reliance Infocom Ltd Internet

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

   4:8         7:1         8:85        9:1        12:1831     15:19     
  16:3        17:3        18:12       20:37       24:949      25:1      
  32:167      33:3        38:337      40:60       41:221      43:6      
  44:2        47:4        52:4        55:3        56:3        57:50     
  58:473      59:383      60:344      61:1006     62:943      63:1992   
  64:3172     65:2432     66:3329     67:759      68:629      69:1934   
  70:451      71:114      72:1367     73:2        74:586      75:294    
  76:83       77:262      78:22       80:836      81:827      82:721    
  83:384      84:549      85:871      86:341      87:463      88:284    
  89:942      90:12       91:439      97:6        98:3       116:265    
 117:82      121:250     122:585     123:132     124:884     125:962    
 128:291     129:213     130:139     131:364     132:54      133:9      
 134:193     135:38      136:177     137:85      138:156     139:121    
 140:496     141:172     142:396     143:253     144:289     145:45     
 146:325     147:121     148:400     149:144     150:112     151:160    
 152:87      153:123     154:3       155:257     156:157     157:214    
 158:158     159:171     160:104     161:97      162:210     163:182    
 164:471     165:385     166:286     167:290     168:510     169:120    
 170:410     171:23      172:1       189:64      190:758     192:5807   
 193:3937    194:3198    195:2301    196:1000    198:3885    199:3295   
 200:4949    201:1112    202:7478    203:7627    204:3982    205:2016   
 206:2474    207:2907    208:2748    209:3525    210:2436    211:1008   
 212:1278    213:1540    214:416     215:40      216:3994    217:1168   
 218:378     219:392     220:1024    221:418     222:266    

End of report