[apops] Weekly Routing Table Report

  • To: apops at lists dot apnic dot net, rtma at arin dot net, routing-wg at ripe dot net
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis <cscora at dev dot apnic dot net>
  • Date: Fri, 23 Feb 2001 04:03:51 +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   23 Feb, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            101198
      Origin ASes present in the Internet Routing Table:              10071
      Origin ASes announcing only one prefix:                          3584
      Transit ASes present in the Internet Routing Table:              1348
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    16
      Illegal AS announcements present in the Routing Table:             14
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:     3
      Number of addresses announced to Internet:                 1243790830
          Equivalent to 74 /8s, 34 /16s and 189 /24s
          Percentage of available address space announced:             33.6
          Percentage of allocated address space announced:             65.8
          Percentage of available address space allocated:             51.0
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15712
      Prefixes being announced from the APNIC address blocks:         14048
      APNIC Region origin ASes present in the Internet Routing Table:  1162
      APNIC Region origin ASes announcing only one prefix:              420
      APNIC Region transit ASes present in the Internet Routing Table:  193
      Average APNIC Region AS path length visible:                      5.0
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             69937651
          Equivalent to 4 /8s, 43 /16s and 41 /24s
          Percentage of available APNIC address space announced:       68.8
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239, 17408 - 18431
      APNIC Address Blocks   61/8, 202/7, 210/7 and 218/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   69818
      Prefixes being announced from the ARIN address blocks:          47624
      ARIN Region origin ASes present in the Internet Routing Table:   6144
      ARIN Region origin ASes announcing only one prefix:              1786
      ARIN Region transit ASes present in the Internet Routing Table:   637
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        13
      Number of ARIN addresses announced to Internet:             194202724
          Equivalent to 11 /8s, 147 /16s and 76 /24s
          Percentage of available ARIN address space announced:        89.0
      
      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
      ARIN Address Blocks    63/8, 64/7, 66/8, 199/8, 200/8, 204/6, 208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   15654
      Prefixes being announced from the RIPE address blocks:          12384
      RIPE Region origin ASes present in the Internet Routing Table:   2764
      RIPE Region origin ASes announcing only one prefix:              1378
      RIPE Region transit ASes present in the Internet Routing Table:   516
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             107480842
          Equivalent to 6 /8s, 104 /16s and 7 /24s
          Percentage of available RIPE address space announced:        91.5
      
      RIPE AS Blocks         1877 - 1901, 2042, 2047, 2107 - 2136, 2585 - 2614
                             2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
                             6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
      RIPE Address Blocks    62/8, 193/8, 194/7, 212/7 and 217/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /19 equiv  Description
       1221     2394       1189       Telstra
       2764      427        140       connect.com.au pty ltd
        703      391        253       UUNET Technologies, Inc.
       2907      376        909       SINET Japan
       4755      305        111       VSNL India
       4618      212         56       Internet Thailand
       4740      209         13       Ozemail
       9269      206         24       Hong Kong CTI
       4538      205        948       China Education and Research 
       7545      203          7       TPG Internet Pty Ltd
       7474      199         89       Optus Communications
       7657      198         12       The Internet Group Limited
       4763      187         43       Telstra New Zealand
       4766      174        619       KORnet Powered BY Korea Telec
       4134      173        557       Data Communications Bureau
       3462      137        205       Data Communications Institute
       4786      131          8       NetConnect Communications Pty
       7539      131         86       Delegated to TWNIC for subseq
       7586      131         10       Paradox Digital Pty. Ltd
       7496      128          9       Power Up
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        702      413        607       UUNET Technologies, Inc.
       3301      402        330       TeliaNet Sweden
       1257      311        248       Swipnet AB
       3215      273        183       RAIN
       1270      271        450       UUNET Germany
        680      203        889       Deutschef Forschurgsnetz
        719      190        146       LANLINK
        786      184        960       JANET IP Service
       5515      168        318       Sonera Finland
       3320      167        462       Deutsche Telekom AG
       1849      154        271       UUNET UK (formerly PIPEX)
       1942      139         53       GIP Renater
        517      135        137       Xlink
       2856      130        388       BTnet UK Regional network
       3303      129        277       Swisscom
       5400      113         31       Concert Internet Plus Europea
       1901      104         77       EUnet Austria
       1267       99        986       IUnet S.p.A
       3269       86        275       TELECOM ITALIA
       2830       85         30       UUNET UK (formerly PIPEX)
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2666       3571       UUNET Technologies, Inc.
          1     1006       4565       BBN Planet
       7018      932       3017       AT&T
        705      739         41       UUNET Technologies, Inc.
       7046      715        524       UUNET Technologies, Inc.
       1239      641       1551       Sprint ICM-Inria
       2914      626       1271       Verio, Inc.
        174      583       2799       PSINet Inc.
       3561      573       1276       Cable & Wireless USA
       3549      533        473       Frontier GlobalCenter
       2551      498        345       NETCOM On-Line Communication 
       4293      471         57       Cable & Wireless USA
        209      470        658       Qwest
       2548      394        515       Digital Express Group, Inc.
       3908      389        280       Supernet, Inc.
       8151      364        204       UniNet S.A. de C.V.
        271      349        270       BCnet Backbone
       8013      339         63       PSINet Ltd. Canada
        690      328         34       Merit Network
      11371      325         49       Rhythms NetConnections
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2666       3571       UUNET Technologies, Inc.
       1221     2394       1189       Telstra
          1     1006       4565       BBN Planet
       7018      932       3017       AT&T
        705      739         41       UUNET Technologies, Inc.
       7046      715        524       UUNET Technologies, Inc.
       1239      641       1551       Sprint ICM-Inria
       2914      626       1271       Verio, Inc.
        174      583       2799       PSINet Inc.
       3561      573       1276       Cable & Wireless USA
       3549      533        473       Frontier GlobalCenter
       2551      498        345       NETCOM On-Line Communication 
       4293      471         57       Cable & Wireless USA
        209      470        658       Qwest
       2764      427        140       connect.com.au pty ltd
        702      413        607       UUNET Technologies, Inc.
       3301      402        330       TeliaNet Sweden
       2548      394        515       Digital Express Group, Inc.
        703      391        253       UUNET Technologies, Inc.
       3908      389        280       Supernet, Inc.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65535   PRIVATE       62.4.68.96/27         6461       AboveNet Communicati
       2027   UNALLOCATED   150.185.0.0/16       10530       Interpacket Group, I
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp.
       2027   UNALLOCATED   150.186.0.0/16       10530       Interpacket Group, I
       2027   UNALLOCATED   150.187.0.0/16       10530       Interpacket Group, I
       2027   UNALLOCATED   150.188.0.0/16       10530       Interpacket Group, I
       2027   UNALLOCATED   150.189.0.0/16       10530       Interpacket Group, I
       1877   UNALLOCATED   192.108.196.0/24      1800       SPRINT
       1877   UNALLOCATED   192.108.209.0/24      1880       Stupi, house man's 
       1877   UNALLOCATED   192.108.210.0/24      1880       Stupi, house man's 
       1877   UNALLOCATED   192.108.214.0/24      1800       SPRINT
       5757   UNALLOCATED   192.239.13.0/24        701       UUNET Technologies, 
      65500   PRIVATE       203.166.86.0/24      10084       Western Australian I
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Advertised IANA Reserved Addresses
      ----------------------------------
      
      Network            Origin AS  Description
      39.96.40.224/30      14408     iCAIR
      91.16.23.0/24        11770     Net56
      103.22.7.0/24         9768     PubNet (Korea Telecom)
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:23       /9:4       /10:5       /11:10      /12:32      
      /13:62      /14:196     /15:306     /16:6866    /17:1062    /18:2040    
      /19:6379    /20:4714    /21:4339    /22:6578    /23:8567    /24:58739   
      /25:271     /26:345     /27:147     /28:110     /29:83      /30:178     
      /31:0       /32:142     
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:316      13:10       15:1        17:1        24:660    
        26:1        32:7        38:8        44:3        53:2        55:1      
        57:8        61:42       62:121      63:1763     64:1361     65:112    
        66:120      91:1       103:1       128:38      129:115     130:20     
       131:31      132:10      133:3       134:108     135:8       136:16     
       137:112     138:288     139:54      140:105     141:45      142:56     
       143:42      144:193     145:9       146:133     147:92      148:122    
       149:117     150:25      151:334     152:974     153:35      154:12     
       155:73      156:18      157:106     158:55      159:78      160:16     
       161:56      162:60      163:131     164:132     165:113     166:173    
       167:87      168:81      169:31      170:201     171:2       192:5370   
       193:1841    194:2019    195:793     196:389     198:3711    199:3424   
       200:1835    202:2425    203:5183    204:3672    205:2450    206:2735   
       207:2984    208:2934    209:3295    210:394     211:146     212:835    
       213:308     214:9       215:11      216:2811    217:113    
      
      End of report
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