[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, 9 Feb 2001 04:03:30 +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   09 Feb, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            100689
      Origin ASes present in the Internet Routing Table:               9892
      Origin ASes announcing only one prefix:                          3524
      Transit ASes present in the Internet Routing Table:              1324
      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:             15
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:     4
      Number of addresses announced to Internet:                 1207529448
          Equivalent to 71 /8s, 249 /16s and 111 /24s
          Percentage of available address space announced:             32.6
          Percentage of allocated address space announced:             63.9
          Percentage of available address space allocated:             51.0
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15740
      Prefixes being announced from the APNIC address blocks:         14063
      APNIC Region origin ASes present in the Internet Routing Table:  1147
      APNIC Region origin ASes announcing only one prefix:              413
      APNIC Region transit ASes present in the Internet Routing Table:  190
      Average APNIC Region AS path length visible:                      5.0
          Max APNIC Region AS path length visible:                       13
      Number of APNIC addresses announced to Internet:             69686953
          Equivalent to 4 /8s, 39 /16s and 86 /24s
          Percentage of available APNIC address space announced:       68.5
      
      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:                   69573
      Prefixes being announced from the ARIN address blocks:          47249
      ARIN Region origin ASes present in the Internet Routing Table:   6028
      ARIN Region origin ASes announcing only one prefix:              1756
      ARIN Region transit ASes present in the Internet Routing Table:   632
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        14
      Number of ARIN addresses announced to Internet:             176439809
          Equivalent to 10 /8s, 132 /16s and 66 /24s
          Percentage of available ARIN address space announced:        80.9
      
      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:                   15361
      Prefixes being announced from the RIPE address blocks:          12117
      RIPE Region origin ASes present in the Internet Routing Table:   2715
      RIPE Region origin ASes announcing only one prefix:              1353
      RIPE Region transit ASes present in the Internet Routing Table:   501
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        18
      Number of RIPE addresses announced to Internet:              89815660
          Equivalent to 5 /8s, 90 /16s and 122 /24s
          Percentage of available RIPE address space announced:        76.5
      
      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     2446       1198       Telstra
       2764      438        140       connect.com.au pty ltd
        703      367        248       UUNET Technologies, Inc.
       2907      366        892       SINET Japan
       4755      311        112       VSNL India
       4740      257         16       Ozemail
       7657      215         12       The Internet Group Limited
       9269      209         24       Hong Kong CTI
       4618      207         56       Internet Thailand
       7545      205          7       TPG Internet Pty Ltd
       4538      199        972       China Education and Research 
       4763      190         43       Telstra New Zealand
       7474      189         87       Optus Communications
       4766      171        619       KORnet Powered BY Korea Telec
       4134      169        523       Data Communications Bureau
       3462      136        205       Data Communications Institute
       7586      135         10       Paradox Digital Pty. Ltd
       7539      129         83       Delegated to TWNIC for subseq
       4786      128          7       NetConnect Communications Pty
       7496      124          9       Power Up
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
       3301      391        314       TeliaNet Sweden
        702      380        588       UUNET Technologies, Inc.
       1257      320        240       Swipnet AB
       1270      270        433       UUNET Germany
       3215      207        182       RAIN
        680      194        856       Deutschef Forschurgsnetz
        719      191        146       LANLINK
        786      184        960       JANET IP Service
       5515      172        326       Sonera Finland
       3320      167        462       Deutsche Telekom AG
       1849      152        271       UUNET UK (formerly PIPEX)
       1942      140         53       GIP Renater
       2856      140        394       BTnet UK Regional network
        517      134        137       Xlink
       3303      128        277       Swisscom
       5400      109         31       Concert Internet Plus Europea
       1901      104         77       EUnet Austria
       1267       98        986       IUnet S.p.A
       2830       85         30       UUNET UK (formerly PIPEX)
       3269       85        267       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2640       3588       UUNET Technologies, Inc.
          1      996       4572       BBN Planet
       7018      911       3020       AT&T
       7046      735        551       UUNET Technologies, Inc.
       1239      697       1580       Sprint ICM-Inria
        705      635         39       UUNET Technologies, Inc.
       2914      611       1272       Verio, Inc.
        174      594       2794       PSINet Inc.
       3561      569       1307       Cable & Wireless USA
       3549      537        442       Frontier GlobalCenter
       8013      521         68       PSINet Ltd. Canada
       2551      502        345       NETCOM On-Line Communication 
       4293      473         58       Cable & Wireless USA
        209      438        650       Qwest
       2548      398        523       Digital Express Group, Inc.
       3908      392        280       Supernet, Inc.
       6082      358         63       Management Analysis, Incorpor
       8151      358        192       UniNet S.A. de C.V.
        271      349        269       BCnet Backbone
      11371      324         49       Rhythms NetConnections
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2640       3588       UUNET Technologies, Inc.
       1221     2446       1198       Telstra
          1      996       4572       BBN Planet
       7018      911       3020       AT&T
       7046      735        551       UUNET Technologies, Inc.
       1239      697       1580       Sprint ICM-Inria
        705      635         39       UUNET Technologies, Inc.
       2914      611       1272       Verio, Inc.
        174      594       2794       PSINet Inc.
       3561      569       1307       Cable & Wireless USA
       3549      537        442       Frontier GlobalCenter
       8013      521         68       PSINet Ltd. Canada
       2551      502        345       NETCOM On-Line Communication 
       4293      473         58       Cable & Wireless USA
        209      438        650       Qwest
       2764      438        140       connect.com.au pty ltd
       2548      398        523       Digital Express Group, Inc.
       3908      392        280       Supernet, Inc.
       3301      391        314       TeliaNet Sweden
        702      380        588       UUNET Technologies, 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
      61512   RESERVED      170.224.16.0/20      17232       Enhanced Network Ser
       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, 
      17411   UNALLOCATED   202.137.32.0/21        703       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
      50.198.0.0/16         2548     Digital Express Group, Inc.
      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        /8:21       /9:4       /10:5       /11:10      /12:32      
      /13:61      /14:195     /15:307     /16:6859    /17:1040    /18:2041    
      /19:6339    /20:4637    /21:4310    /22:6515    /23:8469    /24:58457   
      /25:277     /26:349     /27:132     /28:101     /29:105     /30:291     
      /31:0       /32:132     
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:310      13:10       15:1        24:648      26:1      
        32:6        38:9        44:3        53:2        55:1        57:9      
        61:41       62:112      63:1677     64:1263     65:54       66:112    
        91:1       103:1       128:33      129:233     130:20      131:31     
       132:10      133:4       134:104     135:8       136:121     137:145    
       138:192     139:53      140:110     141:43      142:56      143:38     
       144:188     145:7       146:133     147:54      148:119     149:116    
       150:24      151:330     152:969     153:35      154:76      155:71     
       156:15      157:106     158:56      159:60      160:16      161:57     
       162:60      163:130     164:108     165:102     166:174     167:83     
       168:74      169:30      170:203     171:2       192:5413    193:1819   
       194:1996    195:773     196:394     198:3758    199:3459    200:1821   
       202:2427    203:5259    204:3552    205:2455    206:2799    207:2948   
       208:2925    209:3374    210:387     211:135     212:800     213:297    
       214:9       215:11      216:2678    217:105    
      
      End of report
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