[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
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at apnic dot net>
  • Date: Sat, 18 Feb 2006 04:07:07 +1000 (EST)
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  • 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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 18 Feb, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              181818
          Prefixes after maximum aggregation:                          101253
          Unique aggregates announced to Internet:                      88390
      Total ASes present in the Internet Routing Table:                 21539
      Origin-only ASes present in the Internet Routing Table:           18718
      Origin ASes announcing only one prefix:                            8901
      Transit ASes present in the Internet Routing Table:                2821
      Transit-only ASes present in the Internet Routing Table:             71
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      25
      Prefixes from unregistered ASNs in the Routing Table:                 8
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1497414880
          Equivalent to 89 /8s, 64 /16s and 188 /24s
          Percentage of available address space announced:               40.4
          Percentage of allocated address space announced:               59.6
          Percentage of available address space allocated:               67.8
      Total number of prefixes smaller than registry allocations:       88714
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    38138
          Total APNIC prefixes after maximum aggregation:               16214
      Prefixes being announced from the APNIC address blocks:           35865
          Unique aggregates announced from the APNIC address blocks:    17515
      APNIC Region origin ASes present in the Internet Routing Table:    2471
      APNIC Region origin ASes announcing only one prefix:                682
      APNIC Region transit ASes present in the Internet Routing Table:    380
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         21
      Number of APNIC addresses announced to Internet:              213143264
          Equivalent to 12 /8s, 180 /16s and 78 /24s
          Percentage of available APNIC address space announced:         66.6
      
      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:                     95582
          Total ARIN prefixes after maximum aggregation:                56516
      Prefixes being announced from the ARIN address blocks:            74869
          Unique aggregates announced from the ARIN address blocks:     28469
      ARIN Region origin ASes present in the Internet Routing Table:    10520
      ARIN Region origin ASes announcing only one prefix:                3939
      ARIN Region transit ASes present in the Internet Routing Table:     964
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               287630592
          Equivalent to 17 /8s, 36 /16s and 229 /24s
          Percentage of available ARIN address space announced:          71.4
      
      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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
                             198/7, 204/6, 208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     35923
          Total RIPE prefixes after maximum aggregation:                24185
      Prefixes being announced from the RIPE address blocks:            32944
          Unique aggregates announced from the RIPE address blocks:     22224
      RIPE Region origin ASes present in the Internet Routing Table:     7661
      RIPE Region origin ASes announcing only one prefix:                4015
      RIPE Region transit ASes present in the Internet Routing Table:    1289
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          19
      Number of RIPE addresses announced to Internet:               236823424
          Equivalent to 14 /8s, 29 /16s and 163 /24s
          Percentage of available RIPE address space announced:          70.6
      
      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
      RIPE Address Blocks    62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   10234
          Total LACNIC prefixes after maximum aggregation:               3455
      Prefixes being announced from the LACNIC address blocks:           8426
          Unique aggregates announced from the LACNIC address blocks:    4988
      LACNIC Region origin ASes present in the Internet Routing Table:    674
      LACNIC Region origin ASes announcing only one prefix:               222
      LACNIC Region transit ASes present in the Internet Routing Table:   120
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC addresses announced to Internet:              25451008
          Equivalent to 1 /8s, 132 /16s and 90 /24s
          Percentage of available LACNIC address space announced:        37.9
      
      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:                   1928
          Total AfriNIC prefixes after maximum aggregation:               883
      Prefixes being announced from the AfriNIC address blocks:          1293
          Unique aggregates announced from the AfriNIC address blocks:    886
      AfriNIC Region origin ASes present in the Internet Routing Table:   147
      AfriNIC Region origin ASes announcing only one prefix:               43
      AfriNIC Region transit ASes present in the Internet Routing Table:   23
      Average AfriNIC Region AS path length visible:                      4.4
          Max AfriNIC Region AS path length visible:                       14
      Number of AfriNIC addresses announced to Internet:              3779584
          Equivalent to 0 /8s, 57 /16s and 172 /24s
          Percentage of available AfriNIC address space announced:       11.3
      
      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      996       6480         204   CHINANET-BACKBONE
       9583      852        109          15   Sify Limited
       4766      701       3927         301   Korea Telecom (KIX)
       4755      665        255          61   Videsh Sanchar Nigam Ltd. Aut
       1221      652       1428         468   Telstra Pty Ltd
       9498      535        211          73   BHARTI BT INTERNET LTD.
       7545      517        108          70   TPG Internet Pty Ltd
      17488      515         31           7   Hathway IP Over Cable Interne
      17676      480       6949         104   Softbank BB Corp.
       9443      411         94          85   Primus Telecommunications
       4802      367         75         159   Wantree Development
       2907      341       1763         318   SINET Japan
       9929      331        218          50   China Netcom Corp.
      18101      326         68          26   Reliance Infocom Ltd Internet
      17974      321         77          38   PT TELEKOMUNIKASI INDONESIA
      17557      316         25         162   Pakistan Telecom
       7474      298        211         230   SingTel Optus Pty Ltd
       4780      281        226          16   Digital United Inc.
       9837      272         78         168   Powertel Ltd
       9800      260        410          67   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1467       6263         948   AT&T WorldNet Services
       4323     1208        711         235   Time Warner Telecom
        721      993      21921         302   DLA Systems Automation Center
        174      986       5787         928   Cogent Communications
       6197      985        458         511   BellSouth Network Solutions, 
        701      957       8065         792   UUNET Technologies, Inc. 
      18566      909        272           8   Covad Communications 
       2386      888        505         664   AT&T Data Communications Serv
       1239      847       2790         607   Sprint 
      19029      701        152         115   New Edge Networks 
        209      693       3607         542   Qwest 
      20115      664        582         356   Charter Communications 
       6198      652        449         238   BellSouth Network Solutions, 
      22773      632       1480          40   Cox Communications, Inc.
      11492      628         81          12   Cable One 
      19262      628       1831         156   Verizon Global Networks 
        852      572       1088         380   Telus Advanced Communications
        855      571        244          64   Canadian Research Network 
      19916      563         49          54   OLM LLC 
       3602      522        127         106   Sprint Canada, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      586       1952         462   UUNET - Commercial IP service
       3301      305       1071         290   TeliaNet Sweden
       3352      303       1500          30   Ibernet, Internet Access Netw
       3320      281       3477         235   Deutsche Telekom AG
       8220      274        474         268   COLT Telecommunications
        680      243       2025         240   DFN-IP service G-WiN
       3246      229        487         219   Song Networks
       6746      224         86         196   Dynamic Network Technologies,
       8708      223        274         206   Romania Data Systems S.A.
       1257      204        712         173   SWIPnet Swedish IP Network
       8551      187        181          25   Bezeq International
       3269      186       1925          70   TELECOM ITALIA
       5515      176        839         124   Sonera Solution Autonomous Sy
       3215      174       1438          85   France Telecom Transpac
        786      173       1794         173   The JANET IP Service
       8866      171         37          12   Bulgarian Telecommunication C
      24863      169         38           9   LINKdotNET AS number
       3300      166        171          94   AUCS Communications Services 
       5400      166        328         135   BT Ignite European Backbone
       6830      163        733          34   UPC Distribution Services
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      578       1051         219   UniNet S.A. de C.V. 
      22047      383        142          10   VTR PUNTO NET S.A. 
      11172      303        110          77   Servicios Alestra S.A de C.V 
      16814      295         18           7   NSS, S.A. 
      14117      184         11           6   Telefonica del Sur S.A. 
       7303      157         74          18   Telecom Argentina Stet-France
       6147      154        126          22   Telefonica Del Peru 
      11556      130         64           3   Cable-Wireless Panama 
      19169      123          8          30   Telconet 
      10481      121         48           8   Prima S.A. 
      21826      116         15          19   INTERCABLE 
       6503      114        149          81   AVANTEL, S.A. 
       5639      113         12           9   Telecommunications Services o
       6505      108         88          80   Global One Communicaoes Ltda 
      23216      105         23          10   RAMtelecom Telecomunicaciones
      18822       99          8          10   TELEFONICA MANQUEHUE 
      25620       99          6           3   COTAS LTDA 
       7315       96          6           3   Grupo Rey Moreno 
      14522       96         12           8   SatNet S.A. 
      11311       95          8          23   Sinectis S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      278        819         234   The Internet Solution 
       8452      164         60           7   TEDATA
       5536      122          8          16   Internet Egypt Network
       2018      117        298         103   Tertiary Education Network 
       6713      105        103          12   Itissalat Al-MAGHRIB
      15475      103         84           4   Nile Online
       2905       74        155          67   The Internetworking Company o
      24835       60         50           7   RAYA Telecom - Egypt
      20928       58         16           2   Noor Advanced Technologies AS
       5713       39        294          35   Telkom SA Ltd 
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       30          7          21   AS Number for Telecom Algeria
      12455       27          6           3   Jambonet Autonomous system
      23889       26          8          11   MAURITIUS TELECOM
       8524       24          1           4   AUCEGYPT Autonomous System
      16637       23         10          21   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
       8346       21         14          18   SONATEL-AS Autonomous System
      15804       17          2           1   AS of The Way Out Internet So
      15808       17          2           2   Communication Solutions Ltd i
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1208         973      Time Warner Telecom
      18566       909         901      Covad Communications 
       9583       852         837      Sify Limited
       4134       996         792      CHINANET-BACKBONE
        721       993         691      DLA Systems Automation Center
      11492       628         616      Cable One 
       4755       665         604      Videsh Sanchar Nigam Ltd. Aut
      22773       632         592      Cox Communications, Inc.
      19029       701         586      New Edge Networks 
      19916       563         509      OLM LLC 
      17488       515         508      Hathway IP Over Cable Interne
        855       571         507      Canadian Research Network 
       5668       517         492      CenturyTel Internet Holdings,
       6197       985         474      BellSouth Network Solutions, 
      19262       628         472      Verizon Global Networks 
       9498       535         462      BHARTI BT INTERNET LTD.
       7545       517         447      TPG Internet Pty Ltd
       7757       462         443      AT&T Broadband 
       3602       522         416      Sprint Canada, Inc. 
       6198       652         414      BellSouth Network Solutions, 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      33364   UNALLOCATED   65.111.76.0/24        7018       AT&T WorldNet Servic
      65211   PRIVATE       125.64.3.0/24         4134       CHINANET-BACKBONE
      65005   PRIVATE       159.153.148.0/22     24989       IX Europe Frankfurt 
      65202   PRIVATE       195.47.234.0/24      23649       New Skies Satellites
      65505   PRIVATE       206.252.200.192/27    8002       Stealth Communicatio
      65518   PRIVATE       211.144.192.0/19     24421       *
      64512   PRIVATE       218.108.0.0/16       24139       HANGZHOU DIGITAL TV 
      64512   PRIVATE       218.109.0.0/16       24139       HANGZHOU DIGITAL TV 
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           721     DLA Systems Automation Center
      137.0.0.0/13           721     DLA Systems Automation Center
      158.0.0.0/13           721     DLA Systems Automation Center
      192.43.230.0/24       7575     Australian Academic and Rease
      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 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      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       /10:8       /11:23      /12:87      
      /13:200     /14:350     /15:695     /16:8716    /17:3081    /18:5100    
      /19:11307   /20:12612   /21:10851   /22:13891   /23:15052   /24:98843   
      /25:353     /26:264     /27:201     /28:58      /29:24      /30:32      
      /31:3       /32:40      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      892           909      Covad Communications 
       6197      789           985      BellSouth Network Solutions, 
       7018      750          1467      AT&T WorldNet Services
       9583      672           852      Sify Limited
      19029      623           701      New Edge Networks 
      11492      620           628      Cable One 
       2386      617           888      AT&T Data Communications Serv
       4323      584          1208      Time Warner Telecom
      19916      557           563      OLM LLC 
       6198      517           652      BellSouth Network Solutions, 
       4766      506           701      Korea Telecom (KIX)
       7011      446           516      Citizens Utilities 
       7757      444           462      AT&T Broadband 
        855      443           571      Canadian Research Network 
       5668      402           517      CenturyTel Internet Holdings,
        702      371           586      UUNET - Commercial IP service
       1239      368           847      Sprint 
      15270      348           378      PaeTec.net -a division of Pae
       6517      340           369      Yipes Communications, Inc. 
      22773      331           632      Cox Communications, Inc.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:40       12:1634     13:1        15:12       16:3      
        17:3        18:4        20:44       24:859      25:1        30:2      
        32:67       38:196      40:54       44:3        47:3        52:4      
        55:1        56:3        57:33       58:119      59:163      60:181    
        61:803      62:762      63:1903     64:3003     65:2240     66:3053   
        67:594      68:675      69:1433     70:310      71:50       72:618    
        73:23       74:6        80:750      81:584      82:516      83:370    
        84:347      85:444      86:312      87:169      88:22       89:31     
       124:19      125:267     128:152     129:174     130:106     131:313    
       132:32      133:7       134:146     135:47      136:168     137:60     
       138:191     139:87      140:475     141:133     142:413     143:144    
       144:223     145:38      146:304     147:133     148:327     149:185    
       150:113     151:75      152:61      153:103     154:6       155:184    
       156:96      157:123     158:158     159:180     160:87      161:68     
       162:220     163:143     164:167     165:201     166:147     167:235    
       168:470     169:140     170:321     171:12      172:1       190:30     
       192:5745    193:3392    194:2511    195:1774    196:762     198:3895   
       199:3240    200:4169    201:603     202:6425    203:6754    204:3885   
       205:2092    206:2410    207:2911    208:1992    209:3759    210:1944   
       211:823     212:1271    213:1474    214:332     215:41      216:4005   
       217:1172    218:239     219:145     220:642     221:346     222:154    
      
      
      End of report