[apops] Weekly Routing Table Report

  • To: apops at lists dot apnic dot net, rtma at arin dot net, routing-wg at ripe dot net, afnog at afnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis <cscora at dev dot apnic dot net>
  • Date: Fri, 22 Jun 2001 04:06:29 +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   22 Jun, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            105195
      Origin ASes present in the Internet Routing Table:              11133
      Origin ASes announcing only one prefix:                          4062
      Transit ASes present in the Internet Routing Table:              1482
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    16
      Illegal AS announcements present in the Routing Table:             27
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    15
      Number of addresses announced to Internet:                 1220402161
          Equivalent to 72 /8s, 189 /16s and 219 /24s
          Percentage of available address space announced:             32.9
          Percentage of allocated address space announced:             64.0
          Percentage of available address space allocated:             51.5
      Total number of prefixes smaller than registry allocations:     71844
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15442
      Prefixes being announced from the APNIC address blocks:         14005
      APNIC Region origin ASes present in the Internet Routing Table:  1289
      APNIC Region origin ASes announcing only one prefix:              458
      APNIC Region transit ASes present in the Internet Routing Table:  216
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:             71557800
          Equivalent to 4 /8s, 67 /16s and 226 /24s
          Percentage of available APNIC address space announced:       70.4
      
      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:                   72755
      Prefixes being announced from the ARIN address blocks:          52069
      ARIN Region origin ASes present in the Internet Routing Table:   6753
      ARIN Region origin ASes announcing only one prefix:              1998
      ARIN Region transit ASes present in the Internet Routing Table:   705
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             200204129
          Equivalent to 11 /8s, 238 /16s and 223 /24s
          Percentage of available ARIN address space announced:        79.6
      
      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, 21504 - 22527
      ARIN Address Blocks    24/8, 63/8, 64/6, 199/8, 200/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   16987
      Prefixes being announced from the RIPE address blocks:          13080
      RIPE Region origin ASes present in the Internet Routing Table:   3100
      RIPE Region origin ASes announcing only one prefix:              1606
      RIPE Region transit ASes present in the Internet Routing Table:   562
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             100623525
          Equivalent to 5 /8s, 255 /16s and 100 /24s
          Percentage of available RIPE address space announced:        66.6
      
      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  /20 equiv  Description
       1221     1745       1348       Telstra
       2764      452        329       connect.com.au pty ltd
        703      383        380       UUNET Technologies, Inc.
       2907      367       1783       SINET Japan
       4755      340        185       VSNL India
       7474      230        275       Optus Communications
       4134      220       1441       Data Communications Bureau
       7539      209        183       TANet2, sponsored by NSC, TAI
       4766      179       1258       KORnet Powered BY Korea Telec
       7545      148         23       TPG Internet Pty Ltd
       7657      134         24       The Internet Group Limited
       9443      132         38       INTERNETPRIMUS-AS-A
       4786      125         15       NetConnect Communications Pty
       4740      120         16       Ozemail
       4763      117         85       Telstra New Zealand
       9583      115         59       Satyam Infoway Ltd.,
      17561      115        151       Internet service provision to
       7586      113         17       Paradox Digital Pty. Ltd
       4713      107        869       NTT-OCNET
       9797      104         32       Asia Online Australia
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      655       1765       UUNET Technologies, Inc.
      15870      432          8       Global Center Frankfurt
       3301      412        917       TeliaNet Sweden
       1257      282        504       Swipnet AB
       1270      260        871       UUNET Germany
        680      229       2053       Deutschef Forschurgsnetz
      15878      216          8       Global Center Paris
       3215      204        494       RAIN
        786      185       1904       JANET IP Service
        719      183        291       LANLINK
       5515      174        654       Sonera Finland
       3320      166       1410       Deutsche Telekom AG
       8708      139         14       Romania Data System
       5400      138         68       Concert Internet Plus Europea
       3303      130        576       Swisscom
        517      127        272       Xlink
       2856      120        776       BTnet UK Regional network
       1267      100       1954       IUnet S.p.A
       1290       96        406       PSINet UK Ltd.
       3269       91        663       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2445       8051       UUNET Technologies, Inc.
       7018      939       6980       AT&T
          1      932       8826       BBN Planet
       7046      777       1094       UUNET Technologies, Inc.
       3491      675        392       CAIS Internet
       1239      658       3218       Sprint ICM-Inria
       2914      554       2348       Verio, Inc.
        690      544         76       Merit Network
       3561      543       2458       Cable & Wireless USA
       4293      495        101       Cable & Wireless USA
        209      468       1854       Qwest
      18994      460         11       Global Crossing 
       2548      416        997       Digital Express Group, Inc.
       2149      408        409       Performance Systems, Inc.
       3908      403        565       Supernet, Inc.
       3549      398       1041       Global Crossing
       5106      358        136       Ameritech Advanced Data Servi
       4323      344        314       Time Warner Communications, I
      11371      335        100       Rhythms NetConnections
      15290      333        429       AT&T Canada IES 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2445       8051       UUNET Technologies, Inc.
       1221     1745       1348       Telstra
       7018      939       6980       AT&T
          1      932       8826       BBN Planet
       7046      777       1094       UUNET Technologies, Inc.
       3491      675        392       CAIS Internet
       1239      658       3218       Sprint ICM-Inria
        702      655       1765       UUNET Technologies, Inc.
       2914      554       2348       Verio, Inc.
        690      544         76       Merit Network
       3561      543       2458       Cable & Wireless USA
       4293      495        101       Cable & Wireless USA
        209      468       1854       Qwest
      18994      460         11       Global Crossing 
       2764      452        329       connect.com.au pty ltd
      15870      432          8       Global Center Frankfurt
       2548      416        997       Digital Express Group, Inc.
       3301      412        917       TeliaNet Sweden
       2149      408        409       Performance Systems, Inc.
       3908      403        565       Supernet, Inc.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65530   PRIVATE       63.188.0.0/20         4999       Sprint
      65530   PRIVATE       63.188.0.0/18         4999       Sprint
      65530   PRIVATE       63.188.48.0/20        4999       Sprint
      65530   PRIVATE       63.188.64.0/20        4999       Sprint
      65530   PRIVATE       63.188.64.0/18        4999       Sprint
      65530   PRIVATE       63.188.112.0/20       4999       Sprint
      65530   PRIVATE       63.188.128.0/20       4999       Sprint
      65530   PRIVATE       63.188.128.0/18       4999       Sprint
      65530   PRIVATE       63.188.176.0/20       4999       Sprint
        578   UNALLOCATED   64.230.242.0/27        577       Bell Canada
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp.
       5962   UNALLOCATED   192.41.249.0/24        721       DLA Systems Automati
       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, 
       9700   UNALLOCATED   202.30.50.0/23        3786       DACOM Corporation
       9700   UNALLOCATED   203.255.208.0/24      3786       DACOM Corporation
       9700   UNALLOCATED   203.255.209.0/24      3786       DACOM Corporation
       9700   UNALLOCATED   203.255.210.0/24      3786       DACOM Corporation
       9700   UNALLOCATED   203.255.211.0/24      3786       DACOM Corporation
       5954   UNALLOCATED   204.130.191.0/24       721       DLA Systems Automati
      64666   PRIVATE       206.35.144.0/22       7923       Unwired Planet
       5979   UNALLOCATED   206.197.206.0/24       721       DLA Systems Automati
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      64666   PRIVATE       208.232.188.0/22      7923       Unwired Planet
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      128.65.0.0/16         3463     ACES Research Inc
      132.0.0.0/10           568     DISO-UNRRA
      134.137.0.0/16        7170     AT&T Government Markets
      135.0.0.0/13         10455     Lucent Technologies
      137.0.0.0/13           568     DISO-UNRRA
      138.94.0.0/16            1     BBN Planet
      144.7.0.0/16           701     UUNET Technologies, Inc.
      153.34.0.0/15          701     UUNET Technologies, Inc.
      153.36.0.0/14          701     UUNET Technologies, Inc.
      154.150.0.0/16        6494     IDCI
      158.0.0.0/13           568     DISO-UNRRA
      164.233.0.0/16        6020     *
      172.32.1.0/25         1221     Telstra
      172.122.0.0/16         701     UUNET Technologies, Inc.
      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        /8:19       /9:5       /10:6       /11:9       /12:32      
      /13:78      /14:210     /15:353     /16:6900    /17:1181    /18:2186    
      /19:6768    /20:5294    /21:4507    /22:6787    /23:8683    /24:59904   
      /25:268     /26:354     /27:435     /28:454     /29:369     /30:309     
      /31:1       /32:83      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1597          2445      UUNET Technologies, Inc.
       1221     1588          1745      Telstra
       3491      650           675      CAIS Internet
       7046      613           777      UUNET Technologies, Inc.
        690      541           544      Merit Network
       4293      478           495      Cable & Wireless USA
      18994      458           460      Global Crossing 
       7018      450           939      AT&T
          1      438           932      BBN Planet
      15870      430           432      Global Center Frankfurt
        702      413           655      UUNET Technologies, Inc.
       2764      408           452      connect.com.au pty ltd
        209      349           468      Qwest
       5106      347           358      Ameritech Advanced Data Servi
       1239      335           658      Sprint ICM-Inria
       3561      334           543      Cable & Wireless USA
      11371      322           335      Rhythms NetConnections
      18993      320           323      Global Crossing 
        703      313           383      UUNET Technologies, Inc.
       2548      305           416      Digital Express Group, Inc.
      
      Advertised prefixes smaller than registry allocations (per /8 block)
      --------------------------------------------------------------------
      
         4:1         6:12        9:6        12:568      13:13       15:9      
        17:13       20:2        24:858      26:1        32:33       35:4      
        38:572      40:2        44:11       47:38       52:2        53:4      
        55:1        56:5        57:15       61:87       62:196      63:2501   
        64:2832     65:1033     66:719      80:12      128:61      129:197    
       130:62      131:63      132:40      133:1       134:235     135:16     
       136:29      137:175     138:278     139:84      140:248     141:225    
       142:147     143:99      144:94      145:31      146:187     147:177    
       148:208     149:174     150:61      151:261     152:1117    153:37     
       154:25      155:141     156:75      157:153     158:102     159:104    
       160:71      161:131     162:161     163:216     164:179     165:286    
       166:258     167:150     168:199     169:55      170:432     171:20     
       172:1       192:31      193:2560    194:2716    195:1031    196:4      
       198:7       199:3931    200:2731    202:3700    203:5973    204:4341   
       205:2933    206:4159    207:3815    208:5175    209:4169    210:775    
       211:282     212:1161    213:590     216:4754    217:390     218:2      
      
      
      End of report
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