[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, 20 Apr 2001 04:09:46 +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   20 Apr, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            103456
      Origin ASes present in the Internet Routing Table:              10626
      Origin ASes announcing only one prefix:                          3836
      Transit ASes present in the Internet Routing Table:              1422
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             34
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:     2
      Number of addresses announced to Internet:                 1239197280
          Equivalent to 73 /8s, 220 /16s and 166 /24s
          Percentage of available address space announced:             33.4
          Percentage of allocated address space announced:             65.6
          Percentage of available address space allocated:             51.0
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15690
      Prefixes being announced from the APNIC address blocks:         14205
      APNIC Region origin ASes present in the Internet Routing Table:  1232
      APNIC Region origin ASes announcing only one prefix:              436
      APNIC Region transit ASes present in the Internet Routing Table:  197
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             71391058
          Equivalent to 4 /8s, 65 /16s and 87 /24s
          Percentage of available APNIC address space announced:       70.2
      
      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:                   71577
      Prefixes being announced from the ARIN address blocks:          49051
      ARIN Region origin ASes present in the Internet Routing Table:   6462
      ARIN Region origin ASes announcing only one prefix:              1911
      ARIN Region transit ASes present in the Internet Routing Table:   683
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        14
      Number of ARIN addresses announced to Internet:             180570501
          Equivalent to 10 /8s, 195 /16s and 73 /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:                   16155
      Prefixes being announced from the RIPE address blocks:          12841
      RIPE Region origin ASes present in the Internet Routing Table:   2939
      RIPE Region origin ASes announcing only one prefix:              1489
      RIPE Region transit ASes present in the Internet Routing Table:   540
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:              96663513
          Equivalent to 5 /8s, 194 /16s and 247 /24s
          Percentage of available RIPE address space announced:        82.3
      
      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     2001        684       Telstra
       2764      425        147       connect.com.au pty ltd
        703      390        205       UUNET Technologies, Inc.
       2907      363        875       SINET Japan
       4755      301        110       VSNL India
       4538      235       1038       China Education and Research 
       7539      228        102       Delegated to TWNIC for subseq
       4134      188        623       Data Communications Bureau
       4766      187        770       KORnet Powered BY Korea Telec
       7474      178         85       Optus Communications
       9269      161         22       Hong Kong CTI
       1237      156         70       System Engineering Research I
       4740      152         10       Ozemail
       7657      152         12       The Internet Group Limited
      17561      151         61       Internet service provision to
       7545      147         10       TPG Internet Pty Ltd
       4786      129          7       NetConnect Communications Pty
       7586      124          9       Paradox Digital Pty. Ltd
       7617      124         46       One.Net Pty Ltd
       9797      122         10       Asia Online Australia
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        702      480        670       UUNET Technologies, Inc.
       3301      389        337       TeliaNet Sweden
       1270      280        448       UUNET Germany
       1257      277        247       Swipnet AB
        680      207        914       Deutschef Forschurgsnetz
       3215      207        228       RAIN
       5515      190        336       Sonera Finland
        719      189        146       LANLINK
        786      185        959       JANET IP Service
       3320      160        710       Deutsche Telekom AG
       5400      129         41       Concert Internet Plus Europea
        517      127        134       Xlink
       3303      123        298       Swisscom
       2856      122        388       BTnet UK Regional network
       1290      117        206       PSINet UK Ltd.
       8708      113          5       Romania Data System
       3352      108        241       Ibernet, Internet A
       1849      107        223       UUNET UK (formerly PIPEX)
       1267       97        978       IUnet S.p.A
       1901       97         77       EUnet Austria
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2426       3626       UUNET Technologies, Inc.
        705     1612         69       UUNET Technologies, Inc.
       7018      962       3190       AT&T
          1      960       4495       BBN Planet
       7046      801        552       UUNET Technologies, Inc.
       1239      641       1603       Sprint ICM-Inria
       2914      608       1210       Verio, Inc.
       3561      561       1264       Cable & Wireless USA
        174      533       2751       PSINet Inc.
       3549      505        514       Global Crossing
       4293      480         52       Cable & Wireless USA
        209      449        707       Qwest
        690      424         43       Merit Network
       2548      400        514       Digital Express Group, Inc.
       3908      376        262       Supernet, Inc.
       8151      362        218       UniNet S.A. de C.V.
       3967      336        226       Exodus Communication
       4323      336        136       Time Warner Communications, I
       8013      336         54       PSINet Ltd. Canada
      11371      332         50       Rhythms NetConnections
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /19 equiv  Description
        701     2426       3626       UUNET Technologies, Inc.
       1221     2001        684       Telstra
        705     1612         69       UUNET Technologies, Inc.
       7018      962       3190       AT&T
          1      960       4495       BBN Planet
       7046      801        552       UUNET Technologies, Inc.
       1239      641       1603       Sprint ICM-Inria
       2914      608       1210       Verio, Inc.
       3561      561       1264       Cable & Wireless USA
        174      533       2751       PSINet Inc.
       3549      505        514       Global Crossing
        702      480        670       UUNET Technologies, Inc.
       4293      480         52       Cable & Wireless USA
        209      449        707       Qwest
       2764      425        147       connect.com.au pty ltd
        690      424         43       Merit Network
       2548      400        514       Digital Express Group, Inc.
        703      390        205       UUNET Technologies, Inc.
       3301      389        337       TeliaNet Sweden
       3908      376        262       Supernet, 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, 
      64561   PRIVATE       202.139.40.192/27     7474       Optus Communications
      64537   PRIVATE       202.139.47.96/29      7474       Optus Communications
      64537   PRIVATE       202.139.116.0/25      7474       Optus Communications
      64532   PRIVATE       202.139.116.128/27    7474       Optus Communications
      64532   PRIVATE       202.139.116.192/27    7474       Optus Communications
      64532   PRIVATE       202.139.116.224/29    7474       Optus Communications
      64532   PRIVATE       202.139.116.240/29    7474       Optus Communications
      64532   PRIVATE       202.139.116.248/29    7474       Optus Communications
      64534   PRIVATE       202.139.121.0/28      7474       Optus Communications
      64537   PRIVATE       202.139.168.192/27    7474       Optus Communications
      64543   PRIVATE       202.139.182.0/28      7474       Optus Communications
      65535   PRIVATE       203.24.169.0/24      17486       Swiftel Communicatio
      65500   PRIVATE       203.166.86.0/24      10084       Western Australian I
      64553   PRIVATE       203.202.2.72/29       7474       Optus Communications
      64555   PRIVATE       203.202.9.88/29       7474       Optus Communications
      64534   PRIVATE       203.202.9.128/25      7474       Optus Communications
      64548   PRIVATE       203.202.10.0/27       7474       Optus Communications
      64560   PRIVATE       203.202.14.80/28      7474       Optus Communications
      64553   PRIVATE       203.202.15.16/28      7474       Optus Communications
       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
      223.255.46.0/24       6853     GLOBAL-ONE-PORTUGAL
      223.255.70.0/24       6853     GLOBAL-ONE-PORTUGAL
      
      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       /10:4       /11:10      /12:29      
      /13:67      /14:206     /15:326     /16:6939    /17:1125    /18:2106    
      /19:6583    /20:5060    /21:4421    /22:6744    /23:8626    /24:59774   
      /25:275     /26:405     /27:216     /28:196     /29:134     /30:125     
      /31:1       /32:58      
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:354      13:10       15:1        17:1        24:709    
        26:1        32:12       38:7        44:3        47:1        53:2      
        55:1        57:11       61:28       62:131      63:1916     64:1461   
        65:954      66:274     128:30      129:112     130:20      131:26     
       132:9       133:1       134:168     135:8       136:16      137:117    
       138:247     139:52      140:149     141:176     142:61      143:41     
       144:131     145:9       146:132     147:134     148:154     149:134    
       150:27      151:175     152:801     153:33      154:15      155:77     
       156:39      157:109     158:61      159:83      160:28      161:56     
       162:61      163:136     164:129     165:127     166:177     167:134    
       168:82      169:34      170:219     171:2       192:5410    193:1949   
       194:2046    195:770     196:406     198:3656    199:3384    200:1909   
       202:2471    203:4989    204:3376    205:2246    206:2719    207:2844   
       208:2905    209:3202    210:481     211:190     212:847     213:408    
       214:9       215:11      216:2936    217:196     223:2      
      
      End of report
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