APNIC Home APNIC Home
Info & FAQ |  Resource services |  Training |  Meetings |  Membership |  Documents |  Whois & Search |  Internet community

You're here:  Home  Mailing Lists bgp-stats 


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

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



Routing Table Report   00:00 GMT Mon 03 Jul, 2006

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

BGP routing table entries examined:                              204262
    Prefixes after maximum aggregation:                          107188
    Unique aggregates announced to Internet:                      93626
Total ASes present in the Internet Routing Table:                 22630
Origin-only ASes present in the Internet Routing Table:           19683
Origin ASes announcing only one prefix:                            9418
Transit ASes present in the Internet Routing Table:                2947
Transit-only ASes present in the Internet Routing Table:             72
Average AS path length visible in the Internet Routing Table:       3.6
    Max AS path length visible:                                      36
    Max AS path prepend of ASN (33776)                               21
Prefixes from unregistered ASNs in the Routing Table:                22
    Unregistered ASNs in the Routing Table:                          14
Special use prefixes present in the Routing Table:                    5
Prefixes being announced from unallocated address space:             10
Number of addresses announced to Internet:                   1539186069
    Equivalent to 91 /8s, 190 /16s and 29 /24s
    Percentage of available address space announced:               41.5
    Percentage of allocated address space announced:               60.1
    Percentage of available address space allocated:               69.1
Total number of prefixes smaller than registry allocations:      104597

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

Prefixes being announced by APNIC Region ASes:                    42402
    Total APNIC prefixes after maximum aggregation:               17084
Prefixes being announced from the APNIC address blocks:           40005
    Unique aggregates announced from the APNIC address blocks:    18374
APNIC Region origin ASes present in the Internet Routing Table:    2630
APNIC Region origin ASes announcing only one prefix:                742
APNIC Region transit ASes present in the Internet Routing Table:    402
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         19
Number of APNIC addresses announced to Internet:              234920356
    Equivalent to 14 /8s, 0 /16s and 153 /24s
    Percentage of available APNIC address space announced:         73.5

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:                    108104
    Total ARIN prefixes after maximum aggregation:                59519
Prefixes being announced from the ARIN address blocks:            80512
    Unique aggregates announced from the ARIN address blocks:     27019
ARIN Region origin ASes present in the Internet Routing Table:    10817
ARIN Region origin ASes announcing only one prefix:                4081
ARIN Region transit ASes present in the Internet Routing Table:    1009
Average ARIN Region AS path length visible:                         3.2
    Max ARIN Region AS path length visible:                          20
Number of ARIN addresses announced to Internet:               295058689
    Equivalent to 17 /8s, 150 /16s and 61 /24s
    Percentage of available ARIN address space announced:          76.5

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:                     39733
    Total RIPE prefixes after maximum aggregation:                25921
Prefixes being announced from the RIPE address blocks:            37093
    Unique aggregates announced from the RIPE address blocks:     23895
RIPE Region origin ASes present in the Internet Routing Table:     8246
RIPE Region origin ASes announcing only one prefix:                4312
RIPE Region transit ASes present in the Internet Routing Table:    1343
Average RIPE Region AS path length visible:                         3.2
    Max RIPE Region AS path length visible:                          18
Number of RIPE addresses announced to Internet:               255173504
    Equivalent to 15 /8s, 53 /16s and 163 /24s
    Percentage of available RIPE address space announced:          80.1

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:                   11696
    Total LACNIC prefixes after maximum aggregation:               3749
Prefixes being announced from the LACNIC address blocks:           9821
    Unique aggregates announced from the LACNIC address blocks:    5588
LACNIC Region origin ASes present in the Internet Routing Table:    707
LACNIC Region origin ASes announcing only one prefix:               238
LACNIC Region transit ASes present in the Internet Routing Table:   131
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        18
Number of LACNIC addresses announced to Internet:              28066048
    Equivalent to 1 /8s, 172 /16s and 65 /24s
    Percentage of available LACNIC address space announced:        41.8

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:                   2306
    Total AfriNIC prefixes after maximum aggregation:               915
Prefixes being announced from the AfriNIC address blocks:          1550
    Unique aggregates announced from the AfriNIC address blocks:    920
AfriNIC Region origin ASes present in the Internet Routing Table:   158
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:                      3.3
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC addresses announced to Internet:              4137728
    Equivalent to 0 /8s, 63 /16s and 35 /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     1245       7278         224   CHINANET-BACKBONE
 4755      924        256          70   Videsh Sanchar Nigam Ltd. Aut
 9583      917        109          15   Sify Limited
 4766      714       4435         309   Korea Telecom (KIX)
 9498      681        211          66   BHARTI BT INTERNET LTD.
 1221      649       1668         480   Telstra Pty Ltd
 7545      548        124          72   TPG Internet Pty Ltd
17488      519         32          17   Hathway IP Over Cable Interne
 4538      497       2717          31   China Education and Research 
17676      490       7093         110   Softbank BB Corp.
 9443      452        111          83   Primus Telecommunications
18101      421         85          24   Reliance Infocom Ltd Internet
17849      388         28         124   Telecommunications Technology
17557      383         30         173   Pakistan Telecom
17974      383        129          14   PT TELEKOMUNIKASI INDONESIA
 4802      382         81         169   Wantree Development
 9929      377        254          65   China Netcom Corp.
 7474      361        211         228   SingTel Optus Pty Ltd
 2907      341       1750         315   SINET Japan
 4804      305        295          58   Microplex PTY LTD

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

  ASN   No of nets  /20 equiv  MaxAgg  Description
  702      669       1948         444   UUNET - Commercial IP service
 3215      406       1728          96   France Telecom Transpac
 3301      312       1327         297   TeliaNet Sweden
 3352      305       1643          30   Ibernet, Internet Access Netw
 8220      284        471         267   COLT Telecommunications
 3320      282       3988         237   Deutsche Telekom AG
  680      246       2041         243   DFN-IP service G-WiN
 6746      239         90         214   Dynamic Network Technologies,
 5089      236       1659          45   NTL Group Limited
 3246      231        463         221   Song Networks
 1257      223        741         167   SWIPnet Swedish IP Network
 8708      215        276         204   Romania Data Systems S.A.
24863      215         42          10   LINKdotNET AS number
 8551      209        198          29   Bezeq International
 3269      202       2184          73   TELECOM ITALIA
30890      198         18          77   SC Kappa Invexim SRL
 8866      187         37          15   Bulgarian Telecommunication C
 6830      176        813          37   UPC Distribution Services
  786      170       1778         170   The JANET IP Service
 3300      170        171          97   AUCS Communications Services 

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

  ASN   No of nets  /20 equiv  MaxAgg  Description
  701     5023       6770         779   UUNET Technologies, Inc. 
 4323     3174        748         269   Time Warner Telecom
  705     1550        574         681   UUNET Technologies, Inc. 
 7018     1485       6270         944   AT&T WorldNet Services
 6197     1016        636         483   BellSouth Network Solutions, 
  721     1014      21998         314   DLA Systems Automation Center
  174      960       5739         890   Cogent Communications
18566      945        272           8   Covad Communications 
 2386      918        561         712   AT&T Data Communications Serv
 1239      850       2791         605   Sprint 
 7046      844        253         700   UUNET Technologies, Inc. 
19262      721       2184         189   Verizon Global Networks 
20115      713        619         381   Charter Communications 
  209      695       3681         548   Qwest 
22773      667       1741          37   Cox Communications, Inc.
 7011      648        218         412   Citizens Utilities 
11492      642         89          10   Cable One 
 6461      609        227          84   AboveNet Communications, Inc.
 6198      600        568         237   BellSouth Network Solutions, 
  852      597       1084         382   Telus Advanced Communications

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

  ASN   No of nets  Net Savings Description
 4323      3174        2905      Time Warner Telecom
 4134      1245        1021      CHINANET-BACKBONE
18566       945         937      Covad Communications 
 9583       917         902      Sify Limited
  705      1550         869      UUNET Technologies, Inc. 
 4755       924         854      Videsh Sanchar Nigam Ltd. Aut
  721      1014         700      DLA Systems Automation Center
11492       642         632      Cable One 
22773       667         630      Cox Communications, Inc.
 9498       681         615      BHARTI BT INTERNET LTD.
 7018      1485         541      AT&T WorldNet Services
 6197      1016         533      BellSouth Network Solutions, 
19262       721         532      Verizon Global Networks 
 6461       609         525      AboveNet Communications, Inc.
19916       563         509      OLM LLC 
 5668       529         506      CenturyTel Internet Holdings,
17488       519         502      Hathway IP Over Cable Interne
  855       569         499      Canadian Research Network 
 8151       694         479      UniNet S.A. de C.V. 
 7545       548         476      TPG Internet Pty Ltd

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

Bad AS  Designation  Network              Transit AS  Description
64666   PRIVATE       2.2.2.0/24            8001       Net Access Corporati
65000   PRIVATE       64.25.139.64/29      21947       Cutthroat Communicat
65473   PRIVATE       66.246.179.0/24       8001       Net Access Corporati
65500   PRIVATE       80.68.8.0/24         20806       JSCITT Autonomous Sy
64500   RESERVED      81.17.39.128/27      24587       AS for Internet Onli
65007   PRIVATE       84.204.244.0/24      20632       PETERSTAR Autonomous
65007   PRIVATE       84.204.245.0/24      20632       PETERSTAR Autonomous
65007   PRIVATE       84.204.246.0/24      20632       PETERSTAR Autonomous
65007   PRIVATE       84.204.247.0/24      20632       PETERSTAR Autonomous
65007   PRIVATE       84.204.248.0/24      20632       PETERSTAR Autonomous
65007   PRIVATE       84.204.249.0/24      20632       PETERSTAR Autonomous
65535   PRIVATE       200.32.160.0/21       6429       AT&T Chile Internet 
65535   PRIVATE       200.32.168.0/23       6429       AT&T Chile Internet 
24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
65010   PRIVATE       212.2.12.160/28       8190       VIATEL 
64565   PRIVATE       212.111.35.128/27     4513       PFM Communications, 
64560   PRIVATE       213.219.53.192/26     4513       PFM Communications, 
65000   PRIVATE       216.136.11.0/24      27182       Peregrine Capital Ma
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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix             Origin AS  Description
0.0.0.0/8             3303     Swisscom Ltd
172.16.2.32/27        6325     Illinois Century Network 
172.16.2.80/28        6325     Illinois Century Network 
172.31.31.0/30        6325     Illinois Century Network 
192.168.83.0/24        292     Energy Sciences Network 

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

Network            Origin AS  Description
2.2.2.0/24           64666     PRIVATE ASN
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       /10:10      /11:28      /12:93      
/13:207     /14:364     /15:718     /16:8891    /17:3345    /18:5538    
/19:12080   /20:13747   /21:12293   /22:15525   /23:16821   /24:112476  
/25:467     /26:354     /27:281     /28:213     /29:211     /30:474     
/31:0       /32:99      

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

  ASN   No of nets  Total ann.   Description
  701     3770          5023      UUNET Technologies, Inc. 
 4323     1881          3174      Time Warner Telecom
  705      988          1550      UUNET Technologies, Inc. 
18566      928           945      Covad Communications 
 6197      796          1016      BellSouth Network Solutions, 
 7018      791          1485      AT&T WorldNet Services
 9583      747           917      Sify Limited
 2386      635           918      AT&T Data Communications Serv
11492      630           642      Cable One 
 7046      598           844      UUNET Technologies, Inc. 
 7011      557           648      Citizens Utilities 
19916      557           563      OLM LLC 
 6461      536           609      AboveNet Communications, Inc.
 4766      525           714      Korea Telecom (KIX)
  702      454           669      UUNET - Commercial IP service
 2686      449           494      IBM 
  855      447           569      Canadian Research Network 
 6198      442           600      BellSouth Network Solutions, 
 5668      412           529      CenturyTel Internet Holdings,
15270      409           440      PaeTec.net -a division of Pae

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

   2:1         4:9         8:41       12:1625     13:1        15:16     
  16:3        17:3        18:4        20:41       24:774      25:1      
  30:2        32:233      38:229      40:54       41:2        43:16     
  44:3        47:6        52:4        55:1        56:3        57:46     
  58:190      59:272      60:183      61:858      62:930      63:3417   
  64:3550     65:3656     66:3738     67:639      68:676      69:1542   
  70:389      71:85       72:798      74:50       75:1        80:789    
  81:657      82:686      83:397      84:388      85:574      86:391    
  87:381      88:110      89:309     121:2       122:2       123:1      
 124:265     125:528     128:151     129:189     130:120     131:313    
 132:35      133:8       134:160     135:48      136:167     137:84     
 138:206     139:138     140:493     141:134     142:407     143:165    
 144:165     145:39      146:320     147:142     148:341     149:194    
 150:114     151:94      152:72      153:106     154:6       155:206    
 156:184     157:145     158:167     159:174     160:91      161:80     
 162:244     163:158     164:229     165:222     166:171     167:243    
 168:610     169:128     170:352     171:14      183:1       190:81     
 192:5823    193:3386    194:2753    195:2077    196:894     198:4091   
 199:3274    200:4509    201:1001    202:6851    203:7075    204:4078   
 205:2177    206:2799    207:3561    208:2978    209:3797    210:2094   
 211:753     212:1381    213:1594    214:353     215:41      216:4373   
 217:1390    218:310     219:281     220:734     221:367     222:198    


End of report