[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, 27 Apr 2001 04:11:00 +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   27 Apr, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            104638
      Origin ASes present in the Internet Routing Table:              10673
      Origin ASes announcing only one prefix:                          3885
      Transit ASes present in the Internet Routing Table:              1436
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    21
      Illegal AS announcements present in the Routing Table:             19
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:     1
      Number of addresses announced to Internet:                 1223206251
          Equivalent to 72 /8s, 232 /16s and 165 /24s
          Percentage of available address space announced:             33.0
          Percentage of allocated address space announced:             63.6
          Percentage of available address space allocated:             51.9
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15702
      Prefixes being announced from the APNIC address blocks:         14207
      APNIC Region origin ASes present in the Internet Routing Table:  1233
      APNIC Region origin ASes announcing only one prefix:              441
      APNIC Region transit ASes present in the Internet Routing Table:  199
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       21
      Number of APNIC addresses announced to Internet:             71044162
          Equivalent to 4 /8s, 60 /16s and 12 /24s
          Percentage of available APNIC address space announced:       69.8
      
      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:                   72658
      Prefixes being announced from the ARIN address blocks:          49910
      ARIN Region origin ASes present in the Internet Routing Table:   6488
      ARIN Region origin ASes announcing only one prefix:              1937
      ARIN Region transit ASes present in the Internet Routing Table:   688
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        14
      Number of ARIN addresses announced to Internet:             181209106
          Equivalent to 10 /8s, 205 /16s and 8 /24s
          Percentage of available ARIN address space announced:        83.1
      
      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:                   16259
      Prefixes being announced from the RIPE address blocks:          12958
      RIPE Region origin ASes present in the Internet Routing Table:   2951
      RIPE Region origin ASes announcing only one prefix:              1505
      RIPE Region transit ASes present in the Internet Routing Table:   549
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:              96959193
          Equivalent to 5 /8s, 199 /16s and 122 /24s
          Percentage of available RIPE address space announced:        64.2
      
      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
                             20480 - 21503
      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  /19 equiv  Description
       1221     2010        692       Telstra
       2764      428        139       connect.com.au pty ltd
        703      390        205       UUNET Technologies, Inc.
       2907      363        875       SINET Japan
       4755      317        111       VSNL India
       7539      219        101       Delegated to TWNIC for subseq
       4134      194        631       Data Communications Bureau
       4766      186        766       KORnet Powered BY Korea Telec
       7474      184         85       Optus Communications
       4538      183        989       China Education and Research 
       7657      173         13       The Internet Group Limited
       9269      161         22       Hong Kong CTI
       1237      156         70       System Engineering Research I
       4740      153         10       Ozemail
      17561      151         61       Internet service provision to
       7545      146         10       TPG Internet Pty Ltd
       4786      128          7       NetConnect Communications Pty
       7586      125         10       Paradox Digital Pty. Ltd
       7617      124         46       One.Net Pty Ltd
       9443      122         22       INTERNETPRIMUS-AS-A
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        702      538        649       UUNET Technologies, Inc.
       3301      389        337       TeliaNet Sweden
       1257      278        263       Swipnet AB
       1270      276        448       UUNET Germany
        680      211        938       Deutschef Forschurgsnetz
       3215      211        228       RAIN
       5515      191        336       Sonera Finland
        719      189        146       LANLINK
        786      180        935       JANET IP Service
       3320      161        710       Deutsche Telekom AG
       5400      128         40       Concert Internet Plus Europea
        517      127        134       Xlink
       3303      124        298       Swisscom
       2856      122        388       BTnet UK Regional network
       8708      118          5       Romania Data System
       1290      116        206       PSINet UK Ltd.
       1849      105        223       UUNET UK (formerly PIPEX)
       1267      101        978       IUnet S.p.A
       1901       97         77       EUnet Austria
       3269       85        277       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2367       3732       UUNET Technologies, Inc.
        705     1752         73       UUNET Technologies, Inc.
       7018      963       3159       AT&T
          1      962       4472       BBN Planet
       7046      773        553       UUNET Technologies, Inc.
       1239      631       1581       Sprint ICM-Inria
       2914      604       1202       Verio, Inc.
       3561      562       1249       Cable & Wireless USA
      18994      525          6       Crossing 
       3549      499        515       Global Crossing
        174      475       2755       PSINet Inc.
       4293      475         51       Cable & Wireless USA
        209      450        715       Qwest
        690      445         44       Merit Network
       2548      402        514       Digital Express Group, Inc.
       3908      375        262       Supernet, Inc.
       8151      365        226       UniNet S.A. de C.V.
       3602      345         72       Sprint Canada
       3967      337        226       Exodus Communication
       4323      337        136       Time Warner Communications, I
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2367       3732       UUNET Technologies, Inc.
       1221     2010        692       Telstra
        705     1752         73       UUNET Technologies, Inc.
       7018      963       3159       AT&T
          1      962       4472       BBN Planet
       7046      773        553       UUNET Technologies, Inc.
       1239      631       1581       Sprint ICM-Inria
       2914      604       1202       Verio, Inc.
       3561      562       1249       Cable & Wireless USA
        702      538        649       UUNET Technologies, Inc.
      18994      525          6       Crossing 
       3549      499        515       Global Crossing
        174      475       2755       PSINet Inc.
       4293      475         51       Cable & Wireless USA
        209      450        715       Qwest
        690      445         44       Merit Network
       2764      428        139       connect.com.au pty ltd
       2548      402        514       Digital Express Group, Inc.
        703      390        205       UUNET Technologies, Inc.
       3301      389        337       TeliaNet Sweden
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      60002   RESERVED      64.76.148.0/24       19583       CHILE S.A. 
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp.
      64842   PRIVATE       164.159.151.0/24     19143       Fish and Wildlife Se
      64842   PRIVATE       164.159.152.0/22     19143       Fish and Wildlife Se
      64842   PRIVATE       164.159.159.0/24     19143       Fish and Wildlife Se
      64842   PRIVATE       164.159.160.0/24     19143       Fish and Wildlife Se
       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, 
      60002   RESERVED      200.9.98.0/24         6429       RdC Internet
      60002   RESERVED      200.9.99.0/24         6429       RdC Internet
      65535   PRIVATE       203.24.169.0/24      17486       Swiftel Communicatio
      65500   PRIVATE       203.166.86.0/24      10084       Western Australian I
       5555   UNALLOCATED   205.110.64.0/24        721       DLA Systems Automati
       5555   UNALLOCATED   205.110.68.0/22        721       DLA Systems Automati
       5555   UNALLOCATED   205.110.72.0/21        721       DLA Systems Automati
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Advertised IANA Reserved Addresses
      ----------------------------------
      
      Network            Origin AS  Description
      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        /8:21       /9:4       /10:4       /11:10      /12:29      
      /13:67      /14:204     /15:331     /16:6936    /17:1138    /18:2101    
      /19:6595    /20:5104    /21:4438    /22:6747    /23:8662    /24:60408   
      /25:288     /26:463     /27:294     /28:296     /29:227     /30:193     
      /31:1       /32:77      
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:353      13:10       15:1        17:2        24:682    
        26:1        32:23       38:7        44:3        47:1        53:2      
        55:1        57:11       61:28       62:133      63:1939     64:1473   
        65:1069     66:310     128:35      129:114     130:22      131:26     
       132:9       133:1       134:166     135:9       136:16      137:119    
       138:250     139:62      140:143     141:163     142:60      143:41     
       144:132     145:9       146:133     147:134     148:142     149:123    
       150:28      151:301     152:792     153:33      154:17      155:81     
       156:40      157:108     158:173     159:84      160:28      161:58     
       162:61      163:135     164:87      165:124     166:176     167:133    
       168:85      169:33      170:256     171:2       192:5381    193:1974   
       194:2079    195:810     196:407     198:3667    199:3403    200:1974   
       201:1       202:2484    203:5033    204:3379    205:2243    206:2705   
       207:2914    208:2930    209:3178    210:504     211:150     212:838    
       213:382     214:9       215:11      216:2944    217:212    
      
      End of report
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