[apops] Weekly Routing Table Report

  • To: apops at lists dot apnic dot net, rtma at arin dot net, routing-wg at ripe dot net, afnog at afnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 15 Mar 2002 20:04:55 +1000 (EST)
  • Reply-to: pfs@cisco.com
  • Sender: owner-apops@lists.apnic.net
    • This is an automated weekly mailing describing the state of the Internet
      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 15 Mar, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            109867
          Prefixes after maximum aggregation:                         72311
          Unique aggregates announced to Internet:                    52933
      Total ASes present in the Internet Routing Table:               12759
      Origin-only ASes present in the Internet Routing Table:         11041
      Origin ASes announcing only one prefix:                          4833
      Transit ASes present in the Internet Routing Table:              1718
      Transit-only ASes present in the Internet Routing Table:           59
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    16
      Illegal AS announcements present in the Routing Table:             57
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    15
      Number of addresses announced to Internet:                 1166095016
          Equivalent to 69 /8s, 129 /16s and 50 /24s
          Percentage of available address space announced:             31.5
          Percentage of allocated address space announced:             59.5
          Percentage of available address space allocated:             52.8
      Total number of prefixes smaller than registry allocations:     73540
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  17982
          Total APNIC prefixes after maximum aggregation:             10697
      Prefixes being announced from the APNIC address blocks:         16503
          Unique aggregates announced from the APNIC address blocks:  10010
      APNIC Region origin ASes present in the Internet Routing Table:  1461
      APNIC Region origin ASes announcing only one prefix:              481
      APNIC Region transit ASes present in the Internet Routing Table:  258
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             81733696
          Equivalent to 4 /8s, 223 /16s and 40 /24s
          Percentage of available APNIC address space announced:       60.4
      
      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 220/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   73466
          Total ARIN prefixes after maximum aggregation:              47467
      Prefixes being announced from the ARIN address blocks:          51950
          Unique aggregates announced from the ARIN address blocks:   17120
      ARIN Region origin ASes present in the Internet Routing Table:   7558
      ARIN Region origin ASes announcing only one prefix:              2364
      ARIN Region transit ASes present in the Internet Routing Table:   778
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             187781316
          Equivalent to 11 /8s, 49 /16s and 80 /24s
          Percentage of available ARIN address space announced:        70.0
      
      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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/8, 199/8, 200/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   18363
          Total RIPE prefixes after maximum aggregation:              14147
      Prefixes being announced from the RIPE address blocks:          15145
          Unique aggregates announced from the RIPE address blocks:   10078
      RIPE Region origin ASes present in the Internet Routing Table:   3681
      RIPE Region origin ASes announcing only one prefix:              1988
      RIPE Region transit ASes present in the Internet Routing Table:   671
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             107554592
          Equivalent to 6 /8s, 105 /16s and 39 /24s
          Percentage of available RIPE address space announced:        71.2
      
      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
      RIPE Address Blocks    62/8, 80/7, 193/8, 194/7, 212/7 and 217/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1288       1228         950   Telstra Pty Ltd
       4538      463       1162          16   China Education and Research 
        703      409        334         318   UUNET Technologies, Inc. 
       2907      405       1926         371   SINET Japan
       2764      385        361         361   connect.com.au pty ltd
       7474      298        289         202   Optus Communications Pty Ltd
       4755      297        111          83   Videsh Sanchar Nigam Ltd. Aut
       4134      274       1962          97   Data Communications Bureau
       9443      274         44          63   Primus Telecommunications
       9394      254        113           4   CHINA RAILWAY Internet(CRNET)
      17557      236         15          99   Pakistan Telecom
       4766      212       1520         148   Korea Internet Exchange for "
       4804      165         84          68   Microplex PTY LTD
       7539      164        253         161   TANet2, sponsored by NSC, TAI
       9583      149         32           5   Satyam Infoway Ltd.,
       9768      137        385          82   Korea Telecom
       4713      127        906         104   NTT Communications Corporatio
       7657      123         22          86   The Internet Group Limited
       4780      118        186          40   Digital United Inc.
      17676      117       1872          17   XTAGE CORPORATION
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702     1034       2611         844   UUNET Technologies, Inc. 
       3301      394        924         349   TeliaNet Sweden
       3215      261        570         157   France Telecom / &Equant
       1257      236        486         232   SWIPnet Swedish IP Network
        680      231       2147         230   DFN-IP service G-WiN
       5515      216        697         171   Sonera Finland Autonomous Sys
       5400      198         83          93   Concert European Core Network
       3320      197       1964         172   Deutsche Telekom AG
        786      182       1874         182   The JANET IP Service
        719      163        289         118   LANLINK autonomous system
       8708      157         23         145   Romania Data Systems S.A.
       2856      130        788         119   BTnet UK Regional network
       3303      124        579         124   Swisscom Ltd
      12302      123          8          44   MobiFon S.A.
       8297      118         37          66   Teleglobe Autonomous System i
       3269      116        693          70   TELECOM ITALIA
        517      102        227         100   KPNQwest Germany GmbH
       9051      101          6          25   INCONET Autonomous System
       2874       97        100          37   Global One Services AB
       5511       92        192          80   France Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     2138       8355        1506   UUNET Technologies, Inc. 
       7018     1214       7510         908   AT&T 
       3908      846       1675         481   Supernet, Inc. 
          1      836       8123         610   BBN Planet 
       1239      796       3366         625   Sprint 
       4323      640        436         253   Time Warner Communications, I
        852      628       1128         413   Telus Advanced Communications
       7046      618        835         403   UUNET Technologies, Inc. 
        209      556       1993         322   Qwest 
       7132      518        545         158   Southwestern Bell Internet Se
       3549      485        843         243   Global Crossing 
        690      436         67         282   Merit Network 
       2914      421       2177         418   Verio, Inc. 
       7843      385        313          50   Adelphia Corp. 
        705      381        116         273   UUNET Technologies, Inc. 
       2149      370        224         309   Performance Systems, Inc. 
       3741      345        731         235   The Internet Solution 
       2386      331        371         189   AT&T Data Communications Serv
       6197      326        215         168   BellSouth Network Solutions, 
       3561      321       2183         287   Cable & Wireless USA 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4538       463         447      China Education and Research 
       4323       640         387      Time Warner Communications, I
       3908       846         365      Supernet, Inc. 
       7132       518         360      Southwestern Bell Internet Se
       1221      1288         338      Telstra Pty Ltd
       7843       385         335      Adelphia Corp. 
       7018      1214         306      AT&T 
       4151       305         289      USDA 
       6198       309         276      BellSouth Network Solutions, 
      11371       280         274      Rhythms NetConnections 
       9394       254         250      CHINA RAILWAY Internet(CRNET)
       3549       485         242      Global Crossing 
       6347       318         237      SAVVIS Communications Corpora
        209       556         234      Qwest 
       7029       245         230      Alltel Information Services, 
          1       836         226      BBN Planet 
        852       628         215      Telus Advanced Communications
       7046       618         215      UUNET Technologies, Inc. 
       4755       297         214      Videsh Sanchar Nigam Ltd. Aut
       9443       274         211      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      64581   PRIVATE       192.89.47.0/24        5515       Sonera Finland Auton
      64581   PRIVATE       192.89.49.0/24        5515       Sonera Finland Auton
      64581   PRIVATE       192.89.158.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.89.183.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.89.190.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.89.191.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.89.192.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.89.193.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.89.194.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       192.130.46.0/24       5515       Sonera Finland Auton
      64553   PRIVATE       192.130.156.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       192.194.181.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       192.194.236.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       192.194.244.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       192.194.245.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       192.194.246.0/23      5515       Sonera Finland Auton
      64581   PRIVATE       192.194.248.0/23      5515       Sonera Finland Auton
      64581   PRIVATE       193.208.88.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       193.209.70.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       193.209.129.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       193.210.27.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       193.210.59.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       193.210.120.0/23      5515       Sonera Finland Auton
      64581   PRIVATE       193.210.122.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       193.210.123.0/24      5515       Sonera Finland Auton
      64558   PRIVATE       193.211.44.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       193.211.61.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.89.71.0/24        5515       Sonera Finland Auton
      64581   PRIVATE       194.89.164.0/22       5515       Sonera Finland Auton
      64581   PRIVATE       194.89.246.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.89.248.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.89.249.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.64.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.65.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.66.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.67.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.68.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.69.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.70.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.111.71.0/24       5515       Sonera Finland Auton
      64581   PRIVATE       194.137.62.0/24       5515       Sonera Finland Auton
      64558   PRIVATE       194.137.237.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.142.170.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.104.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.157.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.158.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.159.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.160.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.178.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.250.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.251.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.197.252.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.252.103.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.252.104.0/24      5515       Sonera Finland Auton
      64581   PRIVATE       194.252.202.0/23      5515       Sonera Finland Auton
      64581   PRIVATE       195.156.255.0/24      5515       Sonera Finland Auton
       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 
      96.0.0.0/20           3549     Global Crossing 
      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     BBN Planet 
      144.7.0.0/16           701     UUNET Technologies, Inc. 
      153.36.0.0/14          701     UUNET Technologies, Inc. 
      154.150.0.0/16        6494     IDCI 
      158.0.0.0/13           568     DISO-UNRRA 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      164.235.0.0/16        6025     US DOD NIC Unregistered
      189.186.184.0/24      4471     Michigan Internet Cooperative
      201.115.100.0/24      7018     AT&T 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:19       /9:5       /10:8       /11:14      /12:35      
      /13:88      /14:230     /15:405     /16:7189    /17:1388    /18:2552    
      /19:7419    /20:6909    /21:4909    /22:7522    /23:9180    /24:61077   
      /25:224     /26:239     /27:105     /28:90      /29:92      /30:130     
      /31:0       /32:38      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1383          2138      UUNET Technologies, Inc. 
       1221     1145          1288      Telstra Pty Ltd
        702      658          1034      UUNET Technologies, Inc. 
       7018      634          1214      AT&T 
       3908      579           846      Supernet, Inc. 
       4323      510           640      Time Warner Communications, I
       1239      455           796      Sprint 
       7046      435           618      UUNET Technologies, Inc. 
          1      433           836      BBN Planet 
        690      432           436      Merit Network 
        852      382           628      Telus Advanced Communications
        209      369           556      Qwest 
       3549      348           485      Global Crossing 
       2764      341           385      connect.com.au pty ltd
        703      330           409      UUNET Technologies, Inc. 
        705      329           381      UUNET Technologies, Inc. 
       2149      278           370      Performance Systems, Inc. 
       6197      275           326      BellSouth Network Solutions, 
      11371      274           280      Rhythms NetConnections 
       7066      272           301      Virginia Polytechnic Institut
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         3:1         9:1        12:482      13:10       15:1        17:5      
        20:2        24:760      25:1        32:68       38:9        40:6      
        44:1        57:14       61:277      62:170      63:1890     64:1167   
        65:1076     66:813      67:53       68:4        80:209      81:7      
       128:64      129:121     130:23      131:56      132:11      133:3      
       134:126     135:9       136:250     137:102     138:147     139:48     
       140:188     141:64      142:83      143:37      144:143     145:11     
       146:218     147:157     148:133     149:92      150:41      151:50     
       152:342     153:33      154:8       155:89      156:76      157:116    
       158:73      159:125     160:24      161:55      162:140     163:107    
       164:98      165:123     166:224     167:188     168:95      169:50     
       170:290     171:2       189:1       192:5434    193:2234    194:2117   
       195:799     196:428     198:3708    199:3224    200:2368    201:1      
       202:3051    203:4559    204:3304    205:2147    206:2505    207:2638   
       208:2562    209:2796    210:558     211:201     212:869     213:590    
       214:9       215:18      216:3012    217:461     218:21     
      
      End of report
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