[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, ausnog at ausnog dot net, sanog at sanog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 15 Sep 2007 04:03:25 +1000 (EST)
  • Delivered-to: apops at mailman dot apnic dot net
  • List-archive: <http://www.apnic.net/mailing-lists/apops>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <http://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=unsubscribe>
  • Reply-to: pfs@cisco.com
    • Routing Table as seen from APNIC's router in Japan.
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.apnic.net.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 15 Sep, 2007
      
      Report Website: http://thyme.apnic.net
      This report:    http://thyme.apnic.net/ap-data/2007/09/15/0400
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              230723
          Prefixes after maximum aggregation:                          120516
          Deaggregation factor:                                          1.91
          Unique aggregates announced to Internet:                     112273
      Total ASes present in the Internet Routing Table:                 26196
          Prefixes per ASN:                                              8.81
      Origin-only ASes present in the Internet Routing Table:           22813
      Origin ASes announcing only one prefix:                           11115
      Transit ASes present in the Internet Routing Table:                3383
      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:                                      20
          Max AS path prepend of ASN (35389)                               16
      Prefixes from unregistered ASNs in the Routing Table:                17
          Unregistered ASNs in the Routing Table:                          10
      Prefixes from 32-bit ASNs in the Routing Table:                       6
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1776529760
          Equivalent to 105 /8s, 227 /16s and 177 /24s
          Percentage of available address space announced:               47.9
          Percentage of allocated address space announced:               62.8
          Percentage of available address space allocated:               76.4
      Total number of prefixes smaller than registry allocations:      122544
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    53768
          Total APNIC prefixes after maximum aggregation:               20884
          APNIC Deaggregation factor:                                    2.57
      Prefixes being announced from the APNIC address blocks:           50695
          Unique aggregates announced from the APNIC address blocks:    22534
      APNIC Region origin ASes present in the Internet Routing Table:    3047
          APNIC Prefixes per ASN:                                       16.64
      APNIC Region origin ASes announcing only one prefix:                803
      APNIC Region transit ASes present in the Internet Routing Table:    462
      Average APNIC Region AS path length visible:                        3.7
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              313705632
          Equivalent to 18 /8s, 178 /16s and 196 /24s
          Percentage of available APNIC address space announced:         77.7
      
      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:                    108944
          Total ARIN prefixes after maximum aggregation:                63047
          ARIN Deaggregation factor:                                     1.73
      Prefixes being announced from the ARIN address blocks:            80263
          Unique aggregates announced from the ARIN address blocks:     31964
      ARIN Region origin ASes present in the Internet Routing Table:    11828
          ARIN Prefixes per ASN:                                         6.79
      ARIN Region origin ASes announcing only one prefix:                4536
      ARIN Region transit ASes present in the Internet Routing Table:    1091
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               345002880
          Equivalent to 20 /8s, 144 /16s and 83 /24s
          Percentage of available ARIN address space announced:          76.2
      
      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:                     48429
          Total RIPE prefixes after maximum aggregation:                31070
          RIPE Deaggregation factor:                                     1.56
      Prefixes being announced from the RIPE address blocks:            44838
          Unique aggregates announced from the RIPE address blocks:     29638
      RIPE Region origin ASes present in the Internet Routing Table:    10179
          RIPE Prefixes per ASN:                                         4.40
      RIPE Region origin ASes announcing only one prefix:                5429
      RIPE Region transit ASes present in the Internet Routing Table:    1617
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               326794112
          Equivalent to 19 /8s, 122 /16s and 123 /24s
          Percentage of available RIPE address space announced:          74.9
      
      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, 80/4, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   16828
          Total LACNIC prefixes after maximum aggregation:               4469
          LACNIC Deaggregation factor:                                   3.77
      Prefixes being announced from the LACNIC address blocks:          14925
          Unique aggregates announced from the LACNIC address blocks:    7943
      LACNIC Region origin ASes present in the Internet Routing Table:    864
          LACNIC Prefixes per ASN:                                      17.27
      LACNIC Region origin ASes announcing only one prefix:               280
      LACNIC Region transit ASes present in the Internet Routing Table:   146
      Average LACNIC Region AS path length visible:                       4.0
          Max LACNIC Region AS path length visible:                        19
      Number of LACNIC addresses announced to Internet:              42266112
          Equivalent to 2 /8s, 132 /16s and 238 /24s
          Percentage of available LACNIC address space announced:        63.0
      
      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:                   2741
          Total AfriNIC prefixes after maximum aggregation:              1034
          AfriNIC Deaggregation factor:                                  2.65
      Prefixes being announced from the AfriNIC address blocks:          2297
          Unique aggregates announced from the AfriNIC address blocks:   1336
      AfriNIC Region origin ASes present in the Internet Routing Table:   205
          AfriNIC Prefixes per ASN:                                     11.20
      AfriNIC Region origin ASes announcing only one prefix:               67
      AfriNIC Region transit ASes present in the Internet Routing Table:   35
      Average AfriNIC Region AS path length visible:                      4.1
          Max AfriNIC Region AS path length visible:                       20
      Number of AfriNIC addresses announced to Internet:              7463168
          Equivalent to 0 /8s, 113 /16s and 225 /24s
          Percentage of available AfriNIC address space announced:       22.2
      
      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
       4755     1341        383          69   Videsh Sanchar Nigam Ltd. Aut
       9583     1130         81         405   Sify Limited
       4134     1077      11220         293   CHINANET-BACKBONE
       9498     1001        532          64   BHARTI BT INTERNET LTD.
       4766      809       5441         321   Korea Telecom (KIX)
      17488      806         52          58   Hathway IP Over Cable Interne
      23577      788         34         683   Korea Telecom (ATM-MPLS)
       7545      723        159         120   TPG Internet Pty Ltd
      18101      596        119          50   Reliance Infocom Ltd Internet
       4812      547        974          94   China Telecom (Shanghai)
       1221      537       1950         418   Telstra Pty Ltd
       4668      517         68          10   LG-EDS Systems Inc.
      17676      502      10903          63   Softbank BB Corp.
       4808      486        779         116   CNCGROUP IP network: China169
       9443      467        122          77   Primus Telecommunications
       4802      437        117         153   Wantree Development
       7474      381        218         268   SingTel Optus Pty Ltd
      17974      378        130          13   PT TELEKOMUNIKASI INDONESIA
       9829      359        257          10   BSNL National Internet Backbo
       4837      356       5104         167   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1469       6121         992   AT&T WorldNet Services
       4323     1323        990         370   Time Warner Telecom
       2386     1217        635         732   AT&T Data Communications Serv
      11492     1146        112          17   Cable One 
       6478     1137        326         161   AT&T Worldnet Services 
       6197     1033        718         509   BellSouth Network Solutions, 
      18566     1024        288           9   Covad Communications 
        174      973       6780         859   Cogent Communications
       7011      921        279         549   Citizens Utilities 
        701      874       6573         679   UUNET Technologies, Inc. 
      20115      821        753         440   Charter Communications 
       1239      803       2719         565   Sprint 
      19262      774       2745         184   Verizon Global Networks 
      22773      772       2149          50   Cox Communications, Inc.
        209      751       3836         592   Qwest 
       5668      659        176          23   CenturyTel Internet Holdings,
       3356      636      10817         362   Level 3 Communications, LLC 
       6517      590        165          35   Yipes Communications, Inc. 
        852      577       1096         362   Telus Advanced Communications
      15270      576        160          38   PaeTec.net -a division of Pae
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      494       1923         396   UUNET - Commercial IP service
      24863      367         57          40   LINKdotNET AS number
       9116      351        168          26   Goldenlines main autonomous s
       3301      318       1457         296   TeliaNet Sweden
       3320      315       6035         262   Deutsche Telekom AG
       6746      290        130         266   Dynamic Network Technologies,
        680      269       2045         257   DFN-IP service G-WiN
       8551      264        252          37   Bezeq International
       8708      262        420         241   Romania Data Systems S.A.
       3215      258       2424          98   France Telecom Transpac
       8220      256        444         239   COLT Telecommunications
       3352      229       1866          39   Ibernet, Internet Access Netw
       5089      224       1658          54   NTL Group Limited
       3269      223       2839          73   TELECOM ITALIA
       9121      214       1441          24   TTnet Autonomous System
       3292      197       1380         177   TDC Tele Danmark
       3300      194        172          95   AUCS Communications Services 
      12479      194        578           6   Uni2 Autonomous System
       1257      192       1195         170   SWIPnet Swedish IP Network
       3246      186        253         176   Song Networks
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      902       1974         206   UniNet S.A. de C.V. 
      11830      514        299           9   Instituto Costarricense de El
      16814      426         26           9   NSS, S.A. 
      11172      374        114          60   Servicios Alestra S.A de C.V 
       7303      350        166          52   Telecom Argentina Stet-France
       6471      329         75          33   ENTEL CHILE S.A. 
      14522      329         28           7   SatNet S.A. 
      22047      317        246          13   VTR PUNTO NET S.A. 
      14117      284         19          15   Telefonica del Sur S.A. 
      10481      278        104           9   Prima S.A. 
      11664      276         30          13   Keytech SA 
      10620      235         65          22   TVCABLE BOGOTA 
      11556      235        128           3   Cable-Wireless Panama 
       6147      228        178          24   Telefonica Del Peru 
       6503      201        170          82   AVANTEL, S.A. 
      23216      197         17          46   RAMtelecom Telecomunicaciones
      20299      180         25          31   NEWCOM AMERICAS 
       8163      177         11           6   METROTEL REDES S.A. 
      19169      171         12          18   Telconet 
      21826      171         30          58   INTERCABLE 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      285        870         226   The Internet Solution 
       8452      219        188           7   TEDATA
       6713      142        135          11   Itissalat Al-MAGHRIB
       2018      140        301         115   Tertiary Education Network 
      33783      125          8          12   EEPAD TISP TELECOM & INTERNET
       5536      124          8          10   Internet Egypt Network
      33776      100          6           3   Starcomms Nigeria Limited
      24835       87         48           6   RAYA Telecom - Egypt
      15475       76         84           4   Nile Online
       2905       75        174          72   The Internetworking Company o
      23889       69         24          15   MAURITIUS TELECOM
       2561       62          6           2   Egyptian Universities Network
      15706       56         12           4   Sudatel Internet Exchange Aut
      33774       47         29          25   AS Number for Telecom Algeria
       5713       46        294          36   Telkom SA Ltd 
      16637       42         21          29   Johnnic e-Ventures 
       8524       30          2          13   AUCEGYPT Autonomous System
      21280       29          4           4   Swift Global Kenya Ltd.Is an 
      12455       28          6           3   Jambonet Autonomous system
      10798       27         16           1   Standard Bank of South Africa
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1341        1272      Videsh Sanchar Nigam Ltd. Aut
      11492      1146        1129      Cable One 
      18566      1024        1015      Covad Communications 
       6478      1137         976      AT&T Worldnet Services 
       4323      1323         953      Time Warner Telecom
       9498      1001         937      BHARTI BT INTERNET LTD.
       4134      1077         784      CHINANET-BACKBONE
      17488       806         748      Hathway IP Over Cable Interne
       9583      1130         725      Sify Limited
      22773       772         722      Cox Communications, Inc.
       8151       902         696      UniNet S.A. de C.V. 
       5668       659         636      CenturyTel Internet Holdings,
       7545       723         603      TPG Internet Pty Ltd
      19262       774         590      Verizon Global Networks 
       6517       590         555      Yipes Communications, Inc. 
      18101       596         546      Reliance Infocom Ltd Internet
      15270       576         538      PaeTec.net -a division of Pae
       6197      1033         524      BellSouth Network Solutions, 
      19916       568         517      OLM LLC 
       4668       517         507      LG-EDS Systems Inc.
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      43460   UNALLOCATED   77.75.64.0/24        39180       SARL MWSP
      43200   UNALLOCATED   81.26.32.0/19        15659       NEXTGENTEL Autonomou
      43200   UNALLOCATED   85.89.192.0/19       15659       NEXTGENTEL Autonomou
      43408   UNALLOCATED   87.238.207.0/24      31742       Sotaconnect UK
      42789   UNALLOCATED   91.150.224.0/19      16095       Jay.net autonomous S
      43618   UNALLOCATED   91.195.74.0/23       43576       LTD "KuMIR TELECOM"
      64586   PRIVATE       192.170.73.0/24       4845       Chung Hsiao East Roa
      42789   UNALLOCATED   193.33.190.0/23      16095       Jay.net autonomous S
      43200   UNALLOCATED   193.161.232.0/22     15659       NEXTGENTEL Autonomou
      43200   UNALLOCATED   193.161.252.0/24     15659       NEXTGENTEL Autonomou
      43311   UNALLOCATED   195.248.250.0/23       174       Cogent Communication
      64586   PRIVATE       202.165.137.0/24      4845       Chung Hsiao East Roa
      64586   PRIVATE       202.165.140.0/24      4845       Chung Hsiao East Roa
      64586   PRIVATE       202.165.141.0/24      4845       Chung Hsiao East Roa
      64586   PRIVATE       202.165.142.0/24      4845       Chung Hsiao East Roa
      64586   PRIVATE       202.165.143.0/24      4845       Chung Hsiao East Roa
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      7.1.1.0/24            1239     Sprint 
      101.13.13.0/24        8764     LIETUVOS-TELEKOMAS Autonomous
      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        /8:19       /9:9       /10:15      /11:37      /12:135     
      /13:262     /14:471     /15:922     /16:9614    /17:4075    /18:6622    
      /19:13957   /20:16253   /21:14957   /22:19245   /23:20167   /24:121574  
      /25:760     /26:1020    /27:514     /28:82      /29:5       /30:0       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      11492     1138          1146      Cable One 
       6478     1136          1137      AT&T Worldnet Services 
      18566     1006          1024      Covad Communications 
       9583      972          1130      Sify Limited
       2386      909          1217      AT&T Data Communications Serv
       7018      820          1469      AT&T WorldNet Services
       7011      813           921      Citizens Utilities 
       6197      786          1033      BellSouth Network Solutions, 
      23577      779           788      Korea Telecom (ATM-MPLS)
       4755      749          1341      Videsh Sanchar Nigam Ltd. Aut
       9498      673          1001      BHARTI BT INTERNET LTD.
      17488      629           806      Hathway IP Over Cable Interne
       4766      607           809      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       6517      555           590      Yipes Communications, Inc. 
       4323      554          1323      Time Warner Telecom
      15270      540           576      PaeTec.net -a division of Pae
       5668      524           659      CenturyTel Internet Holdings,
       4668      507           517      LG-EDS Systems Inc.
      18101      502           596      Reliance Infocom Ltd Internet
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:8         7:1         8:80       12:1804     13:1        15:20     
        16:3        17:3        18:13       20:36       24:966      25:1      
        32:60       33:3        38:348      40:60       41:321      44:2      
        47:4        52:4        55:3        56:3        57:24       58:473    
        59:406      60:369      61:993      62:920      63:2016     64:3199   
        65:2388     66:3408     67:800      68:661      69:1975     70:447    
        71:105      72:1399     73:4        74:652      75:259      76:125    
        77:348      78:156      80:830      81:831      82:586      83:361    
        84:621      85:816      86:343      87:517      88:279      89:978    
        90:24       91:548      96:1        97:6        98:2       101:1      
       116:322     117:172     118:19      121:289     122:606     123:176    
       124:663     125:988     128:271     129:212     130:139     131:361    
       132:55      133:9       134:197     135:34      136:188     137:82     
       138:154     139:74      140:505     141:174     142:384     143:255    
       144:304     145:46      146:331     147:125     148:414     149:148    
       150:111     151:159     152:87      153:119     154:3       155:259    
       156:161     157:218     158:158     159:173     160:120     161:95     
       162:175     163:182     164:485     165:396     166:284     167:298    
       168:516     169:122     170:388     171:22      172:2       189:74     
       190:1104    192:5703    193:3993    194:3198    195:2281    196:971    
       198:3820    199:3216    200:5283    201:1195    202:7364    203:7709   
       204:3905    205:1973    206:2416    207:2847    208:2843    209:3463   
       210:2470    211:1088    212:1313    213:1473    214:420     215:44     
       216:3983    217:1198    218:323     219:372     220:1011    221:413    
       222:263    
      
      End of report