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



Routing Table Report   00:00 GMT Mon 09 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/2007/07/09

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

BGP routing table entries examined:                              234662
    Prefixes after maximum aggregation:                          120149
    Deaggregation factor:                                          1.95
    Unique aggregates announced to Internet:                     109404
Total ASes present in the Internet Routing Table:                 25703
    Prefixes per ASN:                                              9.13
Origin-only ASes present in the Internet Routing Table:           22280
Origin ASes announcing only one prefix:                           10840
Transit ASes present in the Internet Routing Table:                3423
Transit-only ASes present in the Internet Routing Table:             77
Average AS path length visible in the Internet Routing Table:       4.1
    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:                   1733606724
    Equivalent to 103 /8s, 84 /16s and 189 /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:      125638

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

Prefixes being announced by APNIC Region ASes:                    53965
    Total APNIC prefixes after maximum aggregation:               20806
    APNIC Deaggregation factor:                                    2.59
Prefixes being announced from the APNIC address blocks:           50723
    Unique aggregates announced from the APNIC address blocks:    21795
APNIC Region origin ASes present in the Internet Routing Table:    3008
    APNIC Prefixes per ASN:                                       16.86
APNIC Region origin ASes announcing only one prefix:                802
APNIC Region transit ASes present in the Internet Routing Table:    464
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         20
Number of APNIC addresses announced to Internet:              301994172
    Equivalent to 18 /8s, 0 /16s and 16 /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:                    113954
    Total ARIN prefixes after maximum aggregation:                63415
    ARIN Deaggregation factor:                                     1.80
Prefixes being announced from the ARIN address blocks:            84713
    Unique aggregates announced from the ARIN address blocks:     31110
ARIN Region origin ASes present in the Internet Routing Table:    11688
    ARIN Prefixes per ASN:                                         7.25
ARIN Region origin ASes announcing only one prefix:                4485
ARIN Region transit ASes present in the Internet Routing Table:    1109
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          31
Number of ARIN addresses announced to Internet:               338549664
    Equivalent to 20 /8s, 45 /16s and 219 /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:                     48601
    Total RIPE prefixes after maximum aggregation:                30630
    RIPE Deaggregation factor:                                     1.59
Prefixes being announced from the RIPE address blocks:            45093
    Unique aggregates announced from the RIPE address blocks:     28883
RIPE Region origin ASes present in the Internet Routing Table:     9916
    RIPE Prefixes per ASN:                                         4.55
RIPE Region origin ASes announcing only one prefix:                5231
RIPE Region transit ASes present in the Internet Routing Table:    1630
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          25
Number of RIPE addresses announced to Internet:               321778240
    Equivalent to 19 /8s, 45 /16s and 242 /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:                   15406
    Total LACNIC prefixes after maximum aggregation:               4242
    LACNIC Deaggregation factor:                                   3.63
Prefixes being announced from the LACNIC address blocks:          13481
    Unique aggregates announced from the LACNIC address blocks:    7628
LACNIC Region origin ASes present in the Internet Routing Table:    820
    LACNIC Prefixes per ASN:                                      16.44
LACNIC Region origin ASes announcing only one prefix:               264
LACNIC Region transit ASes present in the Internet Routing Table:   140
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC addresses announced to Internet:              40393216
    Equivalent to 2 /8s, 104 /16s and 90 /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:                   2670
    Total AfriNIC prefixes after maximum aggregation:              1046
    AfriNIC Deaggregation factor:                                  2.55
Prefixes being announced from the AfriNIC address blocks:          2135
    Unique aggregates announced from the AfriNIC address blocks:   1253
AfriNIC Region origin ASes present in the Internet Routing Table:   193
    AfriNIC Prefixes per ASN:                                     11.06
AfriNIC Region origin ASes announcing only one prefix:               58
AfriNIC Region transit ASes present in the Internet Routing Table:   33
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       15
Number of AfriNIC addresses announced to Internet:              6273280
    Equivalent to 0 /8s, 95 /16s and 185 /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     1267        382          72   Videsh Sanchar Nigam Ltd. Aut
 9583     1110         79         394   Sify Limited
 9498      999        469          66   BHARTI BT INTERNET LTD.
23577      943         34         805   Korea Telecom (ATM-MPLS)
 4766      781       4927         314   Korea Telecom (KIX)
17488      712         46          52   Hathway IP Over Cable Interne
 7545      687        151         113   TPG Internet Pty Ltd
 1221      592       1950         438   Telstra Pty Ltd
18101      562        117          37   Reliance Infocom Ltd Internet
 4812      528        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      433         76         111   COMindico Australia
 4802      414        105         152   Wantree Development
17974      372        130          13   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     1028       1079         181   Telenor Internet Access
  702      503       1930         402   UUNET - Commercial IP service
 5089      379       1658          53   NTL Group Limited
24863      355         56          36   LINKdotNET AS number
 8551      322        312          50   Bezeq International
 3301      310       1455         290   TeliaNet Sweden
 3320      310       6034         257   Deutsche Telekom AG
 6746      280        129         256   Dynamic Network Technologies,
 9116      263        168          25   Goldenlines main autonomous s
 3215      255       2376          96   France Telecom Transpac
 8220      251        444         242   COLT Telecommunications
 8708      249        420         239   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
 1257      210       1196         175   SWIPnet Swedish IP Network
 9121      210       1441          24   TTnet Autonomous System
 3246      196        327         183   Song Networks
 2856      194       2318         151   BTnet UK Regional network
 3300      193        172          93   AUCS Communications Services 

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

  ASN   No of nets  /20 equiv  MaxAgg  Description
  701     4902       6596         722   UUNET Technologies, Inc. 
 7018     1448       6064         974   AT&T WorldNet Services
 4323     1320       1037         374   Time Warner Telecom
 2386     1207        616         752   AT&T Data Communications Serv
 6478     1132        369         137   AT&T Worldnet Services 
11492     1095        107          24   Cable One 
 6197     1027        717         509   BellSouth Network Solutions, 
18566     1012        288           9   Covad Communications 
  174      965       6762         863   Cogent Communications
 7011      851        252         537   Citizens Utilities 
 1239      809       2719         579   Sprint 
  705      807        476         367   UUNET Technologies, Inc. 
20115      798        728         424   Charter Communications 
 7046      778        263         638   UUNET Technologies, Inc. 
19262      777       2724         200   Verizon Global Networks 
  209      752       3860         584   Qwest 
22773      733       1892          46   Cox Communications, Inc.
  577      662        810         204   Bell Advanced Communications 
 5668      616        169          21   CenturyTel Internet Holdings,
 7029      613        488          79   Alltel Information Services, 

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

  ASN   No of nets  Net Savings Description
 4755      1267        1195      Videsh Sanchar Nigam Ltd. Aut
11492      1095        1071      Cable One 
 4134      1348        1065      CHINANET-BACKBONE
18566      1012        1003      Covad Communications 
 6478      1132         995      AT&T Worldnet Services 
 4323      1320         946      Time Warner Telecom
 9498       999         933      BHARTI BT INTERNET LTD.
 2119      1028         847      Telenor Internet Access
 9583      1110         716      Sify Limited
22773       733         687      Cox Communications, Inc.
17488       712         660      Hathway IP Over Cable Interne
 8151       852         645      UniNet S.A. de C.V. 
 5668       616         595      CenturyTel Internet Holdings,
19262       777         577      Verizon Global Networks 
 7545       687         574      TPG Internet Pty Ltd
 7029       613         534      Alltel Information Services, 
18101       562         525      Reliance Infocom Ltd Internet
 6517       560         525      Yipes Communications, Inc. 
 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    /18:6609    
/19:13829   /20:16326   /21:14536   /22:19236   /23:20435   /24:124307  
/25:1044    /26:1320    /27:574     /28:276     /29:221     /30:320     
/31:1       /32:111     

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

  ASN   No of nets  Total ann.   Description
  701     3663          4902      UUNET Technologies, Inc. 
 6478     1122          1132      AT&T Worldnet Services 
11492     1086          1095      Cable One 
18566      994          1012      Covad Communications 
 9583      952          1110      Sify Limited
23577      934           943      Korea Telecom (ATM-MPLS)
 2119      917          1028      Telenor Internet Access
 2386      900          1207      AT&T Data Communications Serv
 7018      784          1448      AT&T WorldNet Services
 6197      780          1027      BellSouth Network Solutions, 
 7011      750           851      Citizens Utilities 
 9498      669           999      BHARTI BT INTERNET LTD.
 4755      661          1267      Videsh Sanchar Nigam Ltd. Aut
 4766      588           781      Korea Telecom (KIX)
19916      563           568      OLM LLC 
 4323      552          1320      Time Warner Telecom
17488      535           712      Hathway IP Over Cable Interne
 7046      532           778      UUNET Technologies, Inc. 
  705      529           807      UUNET Technologies, Inc. 
 6517      526           560      Yipes Communications, Inc. 

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

   4:8         7:1         8:85        9:1        12:1825     15:19     
  16:3        17:3        18:11       20:37       24:940      25:1      
  32:167      33:3        38:333      40:61       41:190      43:6      
  44:2        47:3        52:4        55:3        56:3        57:53     
  58:429      59:391      60:322      61:1001     62:930      63:3347   
  64:3248     65:3694     66:3389     67:759      68:629      69:1913   
  70:440      71:106      72:1341     73:2        74:566      75:266    
  76:74       77:265      78:18       80:855      81:798      82:720    
  83:394      84:500      85:865      86:340      87:438      88:281    
  89:891      90:7        91:408      97:6        98:4       116:251    
 117:45      121:221     122:573     123:124     124:833     125:948    
 128:286     129:225     130:139     131:362     132:54      133:9      
 134:195     135:38      136:184     137:85      138:149     139:124    
 140:481     141:173     142:398     143:237     144:298     145:43     
 146:325     147:123     148:397     149:148     150:113     151:160    
 152:94      153:126     154:5       155:254     156:153     157:213    
 158:157     159:159     160:105     161:95      162:223     163:181    
 164:476     165:419     166:293     167:289     168:502     169:120    
 170:404     171:18      172:1       189:62      190:708     192:5819   
 193:3922    194:3195    195:2321    196:1001    198:3931    199:3348   
 200:4925    201:1094    202:7439    203:7632    204:4101    205:2136   
 206:2616    207:3082    208:3353    209:3632    210:2465    211:1014   
 212:1324    213:1522    214:408     215:41      216:4174    217:1165   
 218:380     219:391     220:995     221:420     222:264    

End of report