[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, 6 Apr 2001 04:04:09 +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   06 Apr, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            102338
      Origin ASes present in the Internet Routing Table:              10506
      Origin ASes announcing only one prefix:                          3773
      Transit ASes present in the Internet Routing Table:              1397
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    15
      Illegal AS announcements present in the Routing Table:             17
      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:                 1218893376
          Equivalent to 72 /8s, 166 /16s and 214 /24s
          Percentage of available address space announced:             32.9
          Percentage of allocated address space announced:             64.5
          Percentage of available address space allocated:             51.0
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15577
      Prefixes being announced from the APNIC address blocks:         14073
      APNIC Region origin ASes present in the Internet Routing Table:  1222
      APNIC Region origin ASes announcing only one prefix:              439
      APNIC Region transit ASes present in the Internet Routing Table:  204
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             69182459
          Equivalent to 4 /8s, 31 /16s and 163 /24s
          Percentage of available APNIC address space announced:       68.0
      
      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:                   70742
      Prefixes being announced from the ARIN address blocks:          48171
      ARIN Region origin ASes present in the Internet Routing Table:   6397
      ARIN Region origin ASes announcing only one prefix:              1876
      ARIN Region transit ASes present in the Internet Routing Table:   658
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        14
      Number of ARIN addresses announced to Internet:             180496434
          Equivalent to 10 /8s, 194 /16s and 40 /24s
          Percentage of available ARIN address space announced:        82.8
      
      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:                   16002
      Prefixes being announced from the RIPE address blocks:          12681
      RIPE Region origin ASes present in the Internet Routing Table:   2885
      RIPE Region origin ASes announcing only one prefix:              1458
      RIPE Region transit ASes present in the Internet Routing Table:   533
      Average RIPE Region AS path length visible:                       6.0
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:              96435151
          Equivalent to 5 /8s, 191 /16s and 123 /24s
          Percentage of available RIPE address space announced:        82.1
      
      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, 193/8, 194/7, 212/7 and 217/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /19 equiv  Description
       1221     2084        684       Telstra
       2764      431        139       connect.com.au pty ltd
        703      376        204       UUNET Technologies, Inc.
       2907      365        884       SINET Japan
       4755      291        108       VSNL India
       4538      243       1024       China Education and Research 
       7474      196         86       Optus Communications
       4134      183        615       Data Communications Bureau
       4763      177         34       Telstra New Zealand
       4766      177        618       KORnet Powered BY Korea Telec
       1237      164         71       System Engineering Research I
       7657      160         12       The Internet Group Limited
       7539      158        101       Delegated to TWNIC for subseq
       9269      156         22       Hong Kong CTI
       7545      152         10       TPG Internet Pty Ltd
      17561      150         60       Internet service provision to
       4740      149         10       Ozemail
       4786      127          7       NetConnect Communications Pty
       7617      124         46       One.Net Pty Ltd
       9797      123         10       Asia Online Australia
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        702      427        634       UUNET Technologies, Inc.
       3301      399        337       TeliaNet Sweden
       1257      279        247       Swipnet AB
       1270      278        448       UUNET Germany
        680      208        913       Deutschef Forschurgsnetz
       3215      203        227       RAIN
        719      190        146       LANLINK
       5515      190        336       Sonera Finland
        786      184        959       JANET IP Service
       3320      158        710       Deutsche Telekom AG
       1849      139        243       UUNET UK (formerly PIPEX)
        517      128        134       Xlink
       5400      124         33       Concert Internet Plus Europea
       3303      123        298       Swisscom
       2856      122        388       BTnet UK Regional network
       1290      115        206       PSINet UK Ltd.
       8708      113          5       Romania Data System
       1267       97        978       IUnet S.p.A
       1901       97         69       EUnet Austria
       2830       96         38       UUNET UK (formerly PIPEX)
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2419       3628       UUNET Technologies, Inc.
        705     1286         58       UUNET Technologies, Inc.
          1      967       4497       BBN Planet
       7018      948       3055       AT&T
       7046      809        552       UUNET Technologies, Inc.
       1239      642       1588       Sprint ICM-Inria
       2914      605       1219       Verio, Inc.
       3561      557       1249       Cable & Wireless USA
        174      556       2768       PSINet Inc.
       3549      540        496       Global Crossing
       4293      482         51       Cable & Wireless USA
        209      442        674       Qwest
        690      414         49       Merit Network
       2548      398        514       Digital Express Group, Inc.
       3908      382        262       Supernet, Inc.
       8112      372         76       Bell Atlantic Internet Soluti
       8151      365        218       UniNet S.A. de C.V.
       8013      339         55       PSINet Ltd. Canada
       4323      337        136       Time Warner Communications, I
       3967      332        223       Exodus Communication
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2419       3628       UUNET Technologies, Inc.
       1221     2084        684       Telstra
        705     1286         58       UUNET Technologies, Inc.
          1      967       4497       BBN Planet
       7018      948       3055       AT&T
       7046      809        552       UUNET Technologies, Inc.
       1239      642       1588       Sprint ICM-Inria
       2914      605       1219       Verio, Inc.
       3561      557       1249       Cable & Wireless USA
        174      556       2768       PSINet Inc.
       3549      540        496       Global Crossing
       4293      482         51       Cable & Wireless USA
        209      442        674       Qwest
       2764      431        139       connect.com.au pty ltd
        702      427        634       UUNET Technologies, Inc.
        690      414         49       Merit Network
       3301      399        337       TeliaNet Sweden
       2548      398        514       Digital Express Group, Inc.
       3908      382        262       Supernet, Inc.
        703      376        204       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
       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, 
      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
      91.16.23.0/24        11770     Net56
      106.1.1.0/24          5705     Sirius Solutions, Inc.
      106.1.2.0/24          5705     Sirius Solutions, Inc.
      
      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      
      /13:66      /14:204     /15:330     /16:6916    /17:1116    /18:2088    
      /19:6536    /20:5007    /21:4411    /22:6680    /23:8570    /24:59077   
      /25:260     /26:339     /27:146     /28:108     /29:67      /30:174     
      /31:1       /32:174     
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:351      13:10       15:1        17:1        24:700    
        26:1        32:10       38:7        44:3        47:1        53:2      
        55:1        57:9        61:28       62:134      63:1891     64:1422   
        65:652      66:216      91:1       106:2       128:31      129:122    
       130:20      131:25      132:11      133:1       134:152     135:8      
       136:17      137:115     138:247     139:52      140:108     141:172    
       142:55      143:151     144:37      145:9       146:134     147:92     
       148:149     149:134     150:26      151:360     152:874     153:33     
       154:13      155:75      156:38      157:103     158:61      159:79     
       160:18      161:56      162:91      163:135     164:128     165:126    
       166:174     167:135     168:80      169:30      170:210     171:2      
       192:5383    193:1867    194:2040    195:759     196:375     198:3642   
       199:3370    200:1889    202:2468    203:4958    204:3376    205:2254   
       206:2729    207:2784    208:2911    209:3208    210:495     211:171    
       212:816     213:379     214:9       215:11      216:2871    217:177    
      
      
      End of report
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