[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 20 Dec 2002 20:05:15 +1000 (EST)
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    • Routing Table as seen from APNIC's router in Japan.
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For a graphical representation, please see http://www.apnic.net/stats/bgp.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   20:00 +10GMT Fri 20 Dec, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            118418
          Prefixes after maximum aggregation:                         75830
          Unique aggregates announced to Internet:                    56609
      Total ASes present in the Internet Routing Table:               14265
      Origin-only ASes present in the Internet Routing Table:         12371
      Origin ASes announcing only one prefix:                          5597
      Transit ASes present in the Internet Routing Table:              1894
      Transit-only ASes present in the Internet Routing Table:           60
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:              9
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    34
      Number of addresses announced to Internet:                 1187210537
          Equivalent to 70 /8s, 195 /16s and 101 /24s
          Percentage of available address space announced:             32.0
          Percentage of allocated address space announced:             58.7
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     54686
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  19430
          Total APNIC prefixes after maximum aggregation:             11540
      Prefixes being announced from the APNIC address blocks:         17967
          Unique aggregates announced from the APNIC address blocks:  11201
      APNIC Region origin ASes present in the Internet Routing Table:  1662
      APNIC Region origin ASes announcing only one prefix:              527
      APNIC Region transit ASes present in the Internet Routing Table:  288
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:            101758880
          Equivalent to 6 /8s, 16 /16s and 183 /24s
          Percentage of available APNIC address space announced:       66.9
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   61/8, 202/7, 210/7, 218/7 and 220/7
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   73660
          Total ARIN prefixes after maximum aggregation:              46927
      Prefixes being announced from the ARIN address blocks:          51249
          Unique aggregates announced from the ARIN address blocks:   15643
      ARIN Region origin ASes present in the Internet Routing Table:   8003
      ARIN Region origin ASes announcing only one prefix:              2701
      ARIN Region transit ASes present in the Internet Routing Table:   751
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             184506096
          Equivalent to 10 /8s, 255 /16s and 86 /24s
          Percentage of available ARIN address space announced:        68.7
      
      ARIN AS Blocks         1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
                             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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   20262
          Total RIPE prefixes after maximum aggregation:              15178
      Prefixes being announced from the RIPE address blocks:          16898
          Unique aggregates announced from the RIPE address blocks:   11295
      RIPE Region origin ASes present in the Internet Routing Table:   4219
      RIPE Region origin ASes announcing only one prefix:              2287
      RIPE Region transit ASes present in the Internet Routing Table:   776
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             121686144
          Equivalent to 7 /8s, 64 /16s and 200 /24s
          Percentage of available RIPE address space announced:        80.6
      
      RIPE AS Blocks         1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
                             2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
                             6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
                             20480 - 21503, 24576 - 25599, 28672 - 29695
      RIPE Address Blocks    62/8, 80/7, 82/8, 193/8, 194/7, 212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5059
          Total LACNIC prefixes after maximum aggregation:             2185
      Prefixes being announced from the LACNIC address blocks:         4391
          Unique aggregates announced from the LACNIC address blocks:  2837
      LACNIC Region origin ASes present in the Internet Routing Table:  324
      LACNIC Region origin ASes announcing only one prefix:              82
      LACNIC Region transit ASes present in the Internet Routing Table:  70
      Average LACNIC Region AS path length visible:                     5.7
          Max LACNIC Region AS path length visible:                      11
      Number of LACNIC addresses announced to Internet:            11704576
          Equivalent to 0 /8s, 178 /16s and 153 /24s
          Percentage of available LACNIC address space announced:      69.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1144       1183         828   Telstra Pty Ltd
        703      396        364         312   UUNET
       2907      357       1768         335   SINET Japan
       2764      341        341         309   connect.com.au pty ltd
      17557      315         23         124   Pakistan Telecom
       7474      310        281         205   Optus Communications Pty Ltd
       4134      293       2384          89   Data Communications Bureau
       4755      249        135          72   Videsh Sanchar Nigam Ltd. Aut
       4814      249         79          15   China Telecom (Group)
       4766      233       1808         161   Korea Internet Exchange for "
      17676      230       3602          27   XTAGE CORPORATION
       9583      193         33          12   Satyam Infoway Ltd.,
       9443      187         57          76   Primus Telecommunications
       9800      149        194          43   CHINA UNICOM
       4716      129        723         123   TTnet
       7657      128         26          91   The Internet Group Limited
       9768      128        384          63   Korea Telecom
       4621      122         11          65   UNINET-TH
       4739      120         56         110   Commerical Internet eXchange 
       3786      118        746          97   DACOM Corporation
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1641       9021        1211   UUNET Technologies, Inc. 
       7018     1421       7663         951   AT&T 
       3908     1181       1635         497   Supernet, Inc. 
       1239      946       3143         674   Sprint 
          1      666       8091         440   GENUITY 
       7843      625        405         256   Adelphia Corp. 
        852      624       1140         443   Telus Advanced Communications
       7046      579        861         279   UUNET Technologies, Inc. 
       4323      531        471         167   Time Warner Communications, I
        209      524       2048         337   Qwest 
        690      513         75         319   Merit Network 
       7066      490        204         257   Virginia Polytechnic Institut
       6197      453        560         103   BellSouth Network Solutions, 
        705      432        134         192   UUNET Technologies, Inc. 
       6198      419        181         197   BellSouth Network Solutions, 
      18566      417         96           5   Covad Communications 
       3561      413       2240         355   Cable & Wireless USA 
       4355      407        313         118   EarthLink, Inc. 
       3549      403        741         296   Global Crossing 
      15290      392        215         176   AT&T Canada IES 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      809       2291         672   UUNET - Commercial IP service
       3301      343       1144         300   TeliaNet Sweden
       3215      312        819         174   France Telecom Transpac
       3320      251       1962         224   Deutsche Telekom AG
        680      237       2150         234   DFN-IP service G-WiN
       1257      212        416         201   SWIPnet Swedish IP Network
       5515      211        783         172   Sonera Solution Autonomous Sy
        719      199        306         129   LANLINK autonomous system
        786      176       1873         176   The JANET IP Service
       5400      162         70          98   BT Ignite European Backbone
       8708      153         42         146   Romania Data Systems S.A.
      20858      146         17           4   This AS will be used to conne
       3303      145        517         144   Swisscom Ltd
       2856      131       1301         119   BTnet UK Regional network
      12302      124         18          31   MobiFon S.A.
       8220      122        174         113   COLT Internet - International
       3246      118        378         115   Song Networks
       3269      111        754          63   TELECOM ITALIA
       5511      106        193          83   France Telecom
       3233      104         10           8   RNC - Romanian Natioanal R&D 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      314         97         103   ImpSat USA, Inc. 
       7303      218         35          58   Telecom Argentina Stet-France
       8151      206        315         112   UniNet S.A. de C.V. 
      11172      171         87          34   Servicios Alestra S.A de C.V 
       6503      157        207         110   AVANTEL, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      16814      107          7          12   NSS, S.A. 
      10620       98          6          32   TVCABLE BOGOTA 
      11340       91          2          36   Red Universitaria Nacional 
       6147       77         58          24   Telefonica Del Peru 
       1916       74        306          44   Fundacao de Amparo a Pesquisa
      15311       73         27          37   Telefonica Empresas 
       6535       72          5          16   Chilesat Servicios  Empresari
       4270       69         18          10   Red de Interconexion Universi
      11992       68          7          31   Integrated Systems 
       8065       67          6          14   Empresas Publicas de Medellin
       7984       65         12          41   Global One Colombia 
       4926       59          4          49   Telintar S.A. 
       7927       57          5          40   Global One Venezuela 
      15034       56          5          32   TIBA SA 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1181         684      Supernet, Inc. 
       7018      1421         470      AT&T 
      18566       417         412      Covad Communications 
       7843       625         369      Adelphia Corp. 
       4323       531         364      Time Warner Communications, I
       6197       453         350      BellSouth Network Solutions, 
       1221      1144         316      Telstra Pty Ltd
       1580       323         301      ANOSCEUR 
       7046       579         300      UUNET Technologies, Inc. 
       4355       407         289      EarthLink, Inc. 
       6347       360         281      SAVVIS Communications Corpora
      11492       278         277      Cable One 
       1239       946         272      Sprint 
      22927       289         267      TELEFONICA DE ARGENTINA 
       4151       324         266      USDA 
        376       345         241      Reseau Interordinateurs Scien
        705       432         240      UUNET Technologies, Inc. 
       4814       249         234      China Telecom (Group)
       7066       490         233      Virginia Polytechnic Institut
          1       666         226      GENUITY 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65021   PRIVATE       128.216.1.0/24         619       Department of Navy 
      65021   PRIVATE       128.216.4.0/24         619       Department of Navy 
      64516   PRIVATE       137.164.227.0/24      2150       California State Uni
      64516   PRIVATE       137.164.228.0/22      2150       California State Uni
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      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       202.165.143.0/24      4845       Chung Hsiao East Roa
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      134.137.0.0/16        7170     AT&T Government Markets 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      138.94.0.0/16            1     GENUITY 
      158.0.0.0/13           568     DISO-UNRRA 
      158.255.3.0/24         702     UUNET - Commercial IP service
      164.236.0.0/16         568     DISO-UNRRA 
      178.54.59.0/24        7018     AT&T 
      192.31.242.0/24        771     NASA Ames Research Center 
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.68.128.0/22       1239     Sprint 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.83.16.0/20        5515     Sonera Solution Autonomous Sy
      192.83.32.0/19        5515     Sonera Solution Autonomous Sy
      192.83.96.0/22        5515     Sonera Solution Autonomous Sy
      192.83.100.0/24       5515     Sonera Solution Autonomous Sy
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      192.136.79.0/24        719     LANLINK autonomous system
      192.136.86.0/24        719     LANLINK autonomous system
      192.136.87.0/24        719     LANLINK autonomous system
      192.136.88.0/24        719     LANLINK autonomous system
      192.139.62.0/24       6539     GT Group Telecom Services Cor
      192.140.0.0/16        5511     France Telecom
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.0.0/19         568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.172.0.0/19         568     DISO-UNRRA 
      192.208.29.0/24       3908     Supernet, Inc. 
      192.208.30.0/23       3908     Supernet, Inc. 
      192.243.36.0/23       2044     AUSNet, Inc. 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:3       /10:8       /11:12      /12:46      
      /13:92      /14:237     /15:438     /16:7323    /17:1546    /18:2794    
      /19:7977    /20:7685    /21:5525    /22:8350    /23:10049   /24:65405   
      /25:138     /26:181     /27:96      /28:98      /29:68      /30:242     
      /31:19      /32:69      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      752          1181      Supernet, Inc. 
        702      497           809      UUNET - Commercial IP service
       7018      485          1421      AT&T 
        690      462           513      Merit Network 
        701      441          1641      UUNET Technologies, Inc. 
      18566      411           417      Covad Communications 
       7843      404           625      Adelphia Corp. 
       7066      387           490      Virginia Polytechnic Institut
       6198      335           419      BellSouth Network Solutions, 
       1239      331           946      Sprint 
       6197      331           453      BellSouth Network Solutions, 
       1580      308           323      ANOSCEUR 
       6140      302           314      ImpSat USA, Inc. 
      22927      288           289      TELEFONICA DE ARGENTINA 
      11492      277           278      Cable One 
       7046      272           579      UUNET Technologies, Inc. 
       3215      238           312      France Telecom Transpac
      11537      229           235      University Corporation for Ad
       4355      225           407      EarthLink, Inc. 
       7303      217           218      Telecom Argentina Stet-France
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:610      13:1        15:6        17:3        20:7        24:798    
        25:1        32:45       38:31       40:16       44:1        55:1      
        57:15       61:407      62:417      63:1867     64:1321     65:1697   
        66:1260     67:189      68:208      69:45       80:315      81:78     
       128:119     129:185     130:20      131:72      132:9       133:2      
       134:146     135:6       136:498     137:110     138:212     139:84     
       140:155     141:99      142:92      143:43      144:149     145:18     
       146:247     147:248     148:277     149:77      150:43      151:89     
       152:288     153:36      154:7       155:104     156:44      157:58     
       158:120     159:138     160:21      161:63      162:133     163:92     
       164:260     165:127     166:83      167:302     168:384     169:58     
       170:293     171:8       178:1       192:5440    193:2375    194:2023   
       195:895     196:456     198:3572    199:3059    200:2716    202:3614   
       203:4863    204:2990    205:2117    206:2331    207:2431    208:2589   
       209:2681    210:642     211:289     212:885     213:722     214:12     
       215:21      216:3100    217:539     218:67      219:11      220:6      
      
      
      End of report