[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, 24 Aug 2001 04:06:31 +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   24 Aug, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            106866
      Origin ASes present in the Internet Routing Table:              11494
      Origin ASes announcing only one prefix:                          4222
      Transit ASes present in the Internet Routing Table:              1480
      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:             40
      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:                 1228285731
          Equivalent to 73 /8s, 54 /16s and 39 /24s
          Percentage of available address space announced:             33.1
          Percentage of allocated address space announced:             63.8
          Percentage of available address space allocated:             51.9
      Total number of prefixes smaller than registry allocations:     72884
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15986
      Prefixes being announced from the APNIC address blocks:         14353
      APNIC Region origin ASes present in the Internet Routing Table:  1356
      APNIC Region origin ASes announcing only one prefix:              463
      APNIC Region transit ASes present in the Internet Routing Table:  223
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             76799457
          Equivalent to 4 /8s, 147 /16s and 221 /24s
          Percentage of available APNIC address space announced:       75.5
      
      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:                   73503
      Prefixes being announced from the ARIN address blocks:          53311
      ARIN Region origin ASes present in the Internet Routing Table:   6914
      ARIN Region origin ASes announcing only one prefix:              2058
      ARIN Region transit ASes present in the Internet Routing Table:   692
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        13
      Number of ARIN addresses announced to Internet:             206246788
          Equivalent to 12 /8s, 75 /16s and 19 /24s
          Percentage of available ARIN address space announced:        76.8
      
      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, 21504 - 22527
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/8, 199/8, 200/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   17373
      Prefixes being announced from the RIPE address blocks:          13566
      RIPE Region origin ASes present in the Internet Routing Table:   3229
      RIPE Region origin ASes announcing only one prefix:              1701
      RIPE Region transit ASes present in the Internet Routing Table:   565
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             106133996
          Equivalent to 6 /8s, 83 /16s and 121 /24s
          Percentage of available RIPE address space announced:        70.3
      
      RIPE AS Blocks         1877 - 1901, 2043, 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     1591       1315       Telstra Pty Ltd
       2764      433        378       connect.com.au pty ltd
        703      419        367       UUNET Technologies, Inc. 
       2907      368       1816       SINET Japan
       4755      298        163       Videsh Sanchar Nigam Ltd. Aut
       4134      240       1743       Data Communications Bureau
       7474      232        289       Optus Communications Pty Ltd
       7539      205        175       TANet2, sponsored by NSC, TAI
       4740      203         25       OzEmail ISP
       4766      188       1361       Korea Internet Exchange for "
       7545      150         25       TPG Internet Pty Ltd
       9443      145         39       Primus Telecommunications
       4786      131         17       NetConnect Communications Pty
       4763      120         69       Telstra New Zealand
      17561      116        167       Internet service provision to
       4713      114        869       NTT Communications Corporatio
       9583      113         61       Satyam Infoway Ltd.,
       7586      110         17       Paradox Digital Pty Ltd
       4812      109        278       China Telecom (Group)
       7657      107         22       The Internet Group Limited
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      707       1732       UUNET Technologies, Inc. 
       3301      431        917       TeliaNet Sweden
      15870      377         12       Global Center Frankfurt
       1257      278        521       SWIPnet Swedish IP Network
        680      232       2261       DFN-IP service G-WiN
       1270      220        845       UUNET Germany
       3215      218        511       France Telecom / &Equant
       5515      193        672       Sonera Finland Autonomous Sys
        786      184       1890       The JANET IP Service
       3320      182       1938       Deutsche Telekom AG
        719      180        291       LANLINK autonomous system
       8708      152         19       Romania Data Systems S.A.
      15878      143         12       Global Center Paris
       5400      136         66       Concert European Core Network
       3303      132        576       Swisscom Ltd
       2856      125        774       BTnet UK Regional network
       5549      124         64       Nextra Deutschland GmbH + Co.
        517      118        269       KPNQwest Germany GmbH
       1267      103       1989       Infostrada S.p.A.
       3269      103        784       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2294       8141       UUNET Technologies, Inc. 
       7018     1017       7120       AT&T 
       3908      895        629       Supernet, Inc. 
          1      877       8662       BBN Planet 
       2551      854        660       ICG NetAhead, Inc 
       7046      772       1041       UUNET Technologies, Inc. 
       1239      715       3257       Sprint 
       3967      604        487       Exodus Communication 
        209      511       2151       Qwest 
       2914      508       2312       Verio, Inc. 
        690      499         93       Merit Network 
       4293      477        115       Cable & Wireless USA 
       3561      422       2399       Cable & Wireless USA 
       2548      387       1000       Business Internet, Inc. 
       2149      386        280       Performance Systems, Inc. 
       3549      369        820       Global Crossing 
      18994      356         10       Global Crossing 
        577      348        617       Bell Advanced Communications 
       6347      338        360       SAVVIS Communications Corpora
       4323      337        316       Time Warner Communications, I
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2294       8141       UUNET Technologies, Inc. 
       1221     1591       1315       Telstra Pty Ltd
       7018     1017       7120       AT&T 
       3908      895        629       Supernet, Inc. 
          1      877       8662       BBN Planet 
       2551      854        660       ICG NetAhead, Inc 
       7046      772       1041       UUNET Technologies, Inc. 
       1239      715       3257       Sprint 
        702      707       1732       UUNET Technologies, Inc. 
       3967      604        487       Exodus Communication 
        209      511       2151       Qwest 
       2914      508       2312       Verio, Inc. 
        690      499         93       Merit Network 
       4293      477        115       Cable & Wireless USA 
       2764      433        378       connect.com.au pty ltd
       3301      431        917       TeliaNet Sweden
       3561      422       2399       Cable & Wireless USA 
        703      419        367       UUNET Technologies, Inc. 
       2548      387       1000       Business Internet, Inc. 
       2149      386        280       Performance Systems, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65534   PRIVATE       62.23.176.0/24        6675       Colt Telecommunicati
      65534   PRIVATE       62.23.177.0/24        6675       Colt Telecommunicati
       6971   UNALLOCATED   64.42.0.0/18          2516       Kokusai Denshin Denw
       6971   UNALLOCATED   64.42.0.0/17          2516       Kokusai Denshin Denw
       6971   UNALLOCATED   64.42.40.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.48.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.60.0/22         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.72.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.108.0/22        2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.112.0/20        2914       Verio, Inc. 
       6971   UNALLOCATED   64.87.64.0/19         2516       Kokusai Denshin Denw
        578   UNALLOCATED   64.230.242.16/28       577       Bell Advanced Commun
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp. 
       6971   UNALLOCATED   192.103.229.0/24      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.230.0/23      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.232.0/22      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.236.0/23      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.237.0/24      2516       Kokusai Denshin Denw
       1877   UNALLOCATED   192.108.199.0/24      1755       Ebone Transit Core
      65460   PRIVATE       192.231.11.0/24       7018       AT&T 
       6971   UNALLOCATED   199.249.223.0/24      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.248.0/22       2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.248.0/21       2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.252.0/23       2914       Verio, Inc. 
       6971   UNALLOCATED   206.58.254.0/23       2914       Verio, Inc. 
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      65515   PRIVATE       212.110.142.0/24      5593       CRIS-AS
       6971   UNALLOCATED   216.105.192.0/20      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.121.224.0/19      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.192.0/21      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.192.0/18      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.200.0/23      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.202.0/23      2914       Verio, Inc. 
       6971   UNALLOCATED   216.174.204.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.174.208.0/20      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.232.0/21      2914       Verio, Inc. 
       6971   UNALLOCATED   216.174.240.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.128.0/18      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.210.128.0/17      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.229.96.0/20       2516       Kokusai Denshin Denw
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      82.105.0.0/16         3269     TELECOM ITALIA
      82.105.128.0/17       3269     TELECOM ITALIA
      128.65.0.0/16         3463     ACES Research Inc 
      132.0.0.0/10           568     DISO-UNRRA 
      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     DISA NETWORK SERVICES 
      172.32.1.0/25         1221     Telstra Pty Ltd
      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        /8:18       /9:5       /10:6       /11:12      /12:32      
      /13:84      /14:224     /15:379     /16:6933    /17:1220    /18:2298    
      /19:6857    /20:5650    /21:4644    /22:6890    /23:8742    /24:60929   
      /25:341     /26:371     /27:341     /28:325     /29:259     /30:227     
      /31:0       /32:79      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1447          2294      UUNET Technologies, Inc. 
       1221     1441          1591      Telstra Pty Ltd
       2551      748           854      ICG NetAhead, Inc 
       3908      748           895      Supernet, Inc. 
       7046      597           772      UUNET Technologies, Inc. 
       7018      524          1017      AT&T 
        690      495           499      Merit Network 
       4293      460           477      Cable & Wireless USA 
        702      457           707      UUNET Technologies, Inc. 
       3967      424           604      Exodus Communication 
          1      411           877      BBN Planet 
       1239      396           715      Sprint 
       2764      386           433      connect.com.au pty ltd
      15870      373           377      Global Center Frankfurt
        209      362           511      Qwest 
      18994      354           356      Global Crossing 
        703      349           419      UUNET Technologies, Inc. 
      11371      309           322      Rhythms NetConnections 
       4323      288           337      Time Warner Communications, I
       4151      285           327      USDA 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         9:1        12:403      13:10       15:1        17:6      
        20:1        24:698      26:1        32:32       38:8        43:3      
        44:2        53:2        55:1        57:15       61:69       62:137    
        63:1908     64:1346     65:611      66:424      80:36      128:44     
       129:115     130:19      131:44      132:12      133:1       134:138    
       135:9       136:22      137:93      138:199     139:46      140:139    
       141:160     142:64      143:40      144:144     145:11      146:143    
       147:129     148:214     149:89      150:37      151:212     152:404    
       153:31      154:23      155:77      156:84      157:122     158:72     
       159:65      160:45      161:58      162:67      163:158     164:107    
       165:92      166:185     167:142     168:119     169:36      170:282    
       171:2       192:5498    193:1932    194:2039    195:817     196:412    
       198:3717    199:3401    200:2432    201:1       202:2726    203:4595   
       204:3513    205:2367    206:3029    207:2762    208:3076    209:3217   
       210:528     211:124     212:799     213:465     214:9       215:14     
       216:3064    217:377     218:2      
      
      End of report
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