[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, 16 Feb 2001 04:03:45 +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   16 Feb, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            101368
      Origin ASes present in the Internet Routing Table:               9972
      Origin ASes announcing only one prefix:                          3547
      Transit ASes present in the Internet Routing Table:              1315
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    18
      Illegal AS announcements present in the Routing Table:             18
      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:                 1226430539
          Equivalent to 73 /8s, 25 /16s and 216 /24s
          Percentage of available address space announced:             33.1
          Percentage of allocated address space announced:             64.9
          Percentage of available address space allocated:             51.0
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15764
      Prefixes being announced from the APNIC address blocks:         14074
      APNIC Region origin ASes present in the Internet Routing Table:  1151
      APNIC Region origin ASes announcing only one prefix:              416
      APNIC Region transit ASes present in the Internet Routing Table:  189
      Average APNIC Region AS path length visible:                      5.0
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             70018996
          Equivalent to 4 /8s, 44 /16s and 103 /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:                   70049
      Prefixes being announced from the ARIN address blocks:          47710
      ARIN Region origin ASes present in the Internet Routing Table:   6078
      ARIN Region origin ASes announcing only one prefix:              1760
      ARIN Region transit ASes present in the Internet Routing Table:   626
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        13
      Number of ARIN addresses announced to Internet:             177616408
          Equivalent to 10 /8s, 150 /16s and 54 /24s
          Percentage of available ARIN address space announced:        81.4
      
      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:                   15537
      Prefixes being announced from the RIPE address blocks:          12279
      RIPE Region origin ASes present in the Internet Routing Table:   2739
      RIPE Region origin ASes announcing only one prefix:              1367
      RIPE Region transit ASes present in the Internet Routing Table:   498
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        18
      Number of RIPE addresses announced to Internet:             106915490
          Equivalent to 6 /8s, 95 /16s and 102 /24s
          Percentage of available RIPE address space announced:        91.0
      
      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     2423       1190       Telstra
       2764      422        139       connect.com.au pty ltd
       2907      376        909       SINET Japan
        703      370        244       UUNET Technologies, Inc.
       4755      303        108       VSNL India
       4740      255         16       Ozemail
       4618      211         56       Internet Thailand
       9269      209         24       Hong Kong CTI
       7545      204          7       TPG Internet Pty Ltd
       4538      203        973       China Education and Research 
       7657      203         12       The Internet Group Limited
       7474      194         87       Optus Communications
       4763      187         43       Telstra New Zealand
       4134      173        547       Data Communications Bureau
       4766      171        619       KORnet Powered BY Korea Telec
       3462      137        205       Data Communications Institute
       4786      134          8       NetConnect Communications Pty
       7586      132         10       Paradox Digital Pty. Ltd
       7539      129         86       Delegated to TWNIC for subseq
       7496      128          9       Power Up
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        702      417        606       UUNET Technologies, Inc.
       3301      401        322       TeliaNet Sweden
       1257      317        240       Swipnet AB
       1270      270        433       UUNET Germany
       3215      268        183       RAIN
        680      200        888       Deutschef Forschurgsnetz
        719      191        146       LANLINK
        786      184        960       JANET IP Service
       5515      168        318       Sonera Finland
       3320      167        462       Deutsche Telekom AG
       1849      152        271       UUNET UK (formerly PIPEX)
       1942      140         53       GIP Renater
        517      135        137       Xlink
       2856      133        390       BTnet UK Regional network
       3303      129        277       Swisscom
       5400      111         31       Concert Internet Plus Europea
       1901      104         77       EUnet Austria
       1267       99        986       IUnet S.p.A
       2830       87         30       UUNET UK (formerly PIPEX)
       3269       86        275       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2691       3652       UUNET Technologies, Inc.
          1     1020       4583       BBN Planet
       7018      924       3025       AT&T
       7046      742        551       UUNET Technologies, Inc.
        705      692         40       UUNET Technologies, Inc.
       1239      685       1580       Sprint ICM-Inria
       8013      618         71       PSINet Ltd. Canada
       2914      613       1272       Verio, Inc.
        174      603       2810       PSINet Inc.
       3561      570       1299       Cable & Wireless USA
       3549      542        506       Frontier GlobalCenter
       2551      500        345       NETCOM On-Line Communication 
       4293      475         58       Cable & Wireless USA
        209      463        656       Qwest
        271      437        273       BCnet Backbone
       2548      395        523       Digital Express Group, Inc.
       3908      393        280       Supernet, Inc.
       8151      361        193       UniNet S.A. de C.V.
       6082      359         63       Management Analysis, Incorpor
      11371      324         49       Rhythms NetConnections
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2691       3652       UUNET Technologies, Inc.
       1221     2423       1190       Telstra
          1     1020       4583       BBN Planet
       7018      924       3025       AT&T
       7046      742        551       UUNET Technologies, Inc.
        705      692         40       UUNET Technologies, Inc.
       1239      685       1580       Sprint ICM-Inria
       8013      618         71       PSINet Ltd. Canada
       2914      613       1272       Verio, Inc.
        174      603       2810       PSINet Inc.
       3561      570       1299       Cable & Wireless USA
       3549      542        506       Frontier GlobalCenter
       2551      500        345       NETCOM On-Line Communication 
       4293      475         58       Cable & Wireless USA
        209      463        656       Qwest
        271      437        273       BCnet Backbone
       2764      422        139       connect.com.au pty ltd
        702      417        606       UUNET Technologies, Inc.
       3301      401        322       TeliaNet Sweden
       2548      395        523       Digital Express Group, Inc.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       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, 
       5429   UNALLOCATED   195.178.208.0/21     12690       MKS Autonomous Syste
      17408   UNALLOCATED   202.133.224.0/19      3462       Data Communications 
      17411   UNALLOCATED   202.137.32.0/21        703       UUNET Technologies, 
      17408   UNALLOCATED   203.163.192.0/19      3462       Data Communications 
      65500   PRIVATE       203.166.86.0/24      10084       Western Australian I
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      65400   PRIVATE       213.161.78.0/24       6461       AboveNet Communicati
      
      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        /8:22       /9:4       /10:5       /11:10      /12:32      
      /13:62      /14:196     /15:308     /16:6865    /17:1047    /18:2047    
      /19:6352    /20:4667    /21:4339    /22:6531    /23:8537    /24:59027   
      /25:273     /26:346     /27:149     /28:108     /29:103     /30:203     
      /31:0       /32:135     
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:313      13:10       15:1        17:1        24:661    
        26:1        32:7        38:8        44:3        53:2        55:1      
        57:9        61:44       62:121      63:1749     64:1307     65:84     
        66:118      91:1       103:1       128:42      129:173     130:20     
       131:31      132:10      133:3       134:104     135:8       136:117    
       137:144     138:189     139:55      140:110     141:44      142:55     
       143:39      144:189     145:9       146:133     147:55      148:121    
       149:117     150:25      151:333     152:973     153:35      154:77     
       155:73      156:15      157:109     158:56      159:61      160:16     
       161:56      162:60      163:130     164:131     165:107     166:174    
       167:87      168:72      169:31      170:203     171:2       192:5403   
       193:1831    194:2016    195:779     196:391     198:3750    199:3432   
       200:1817    202:2402    203:5236    204:3728    205:2496    206:2765   
       207:3071    208:2948    209:3395    210:395     211:141     212:829    
       213:300     214:7       215:11      216:2731    217:114    
      
      End of report
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