[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, 7 Sep 2001 04:08:34 +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   07 Sep, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            106500
      Origin ASes present in the Internet Routing Table:              11598
      Origin ASes announcing only one prefix:                          4246
      Transit ASes present in the Internet Routing Table:              1496
      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:             56
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    16
      Number of addresses announced to Internet:                 1249301522
          Equivalent to 74 /8s, 118 /16s and 212 /24s
          Percentage of available address space announced:             33.7
          Percentage of allocated address space announced:             64.9
          Percentage of available address space allocated:             51.9
      Total number of prefixes smaller than registry allocations:     72451
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  16244
      Prefixes being announced from the APNIC address blocks:         14602
      APNIC Region origin ASes present in the Internet Routing Table:  1364
      APNIC Region origin ASes announcing only one prefix:              455
      APNIC Region transit ASes present in the Internet Routing Table:  228
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:             78064736
          Equivalent to 4 /8s, 167 /16s and 44 /24s
          Percentage of available APNIC address space announced:       76.8
      
      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:                   72943
      Prefixes being announced from the ARIN address blocks:          52482
      ARIN Region origin ASes present in the Internet Routing Table:   6980
      ARIN Region origin ASes announcing only one prefix:              2069
      ARIN Region transit ASes present in the Internet Routing Table:   695
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             208005059
          Equivalent to 12 /8s, 101 /16s and 231 /24s
          Percentage of available ARIN address space announced:        77.5
      
      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:                   17303
      Prefixes being announced from the RIPE address blocks:          13699
      RIPE Region origin ASes present in the Internet Routing Table:   3266
      RIPE Region origin ASes announcing only one prefix:              1722
      RIPE Region transit ASes present in the Internet Routing Table:   576
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             106868523
          Equivalent to 6 /8s, 94 /16s and 175 /24s
          Percentage of available RIPE address space announced:        70.8
      
      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     1619       1315       Telstra Pty Ltd
       2764      433        378       connect.com.au pty ltd
        703      429        383       UUNET Technologies, Inc. 
       2907      368       1816       SINET Japan
       4755      291        161       Videsh Sanchar Nigam Ltd. Aut
       4766      260       1335       Korea Internet Exchange for "
       4134      245       1785       Data Communications Bureau
       7474      240        289       Optus Communications Pty Ltd
       7539      205        184       TANet2, sponsored by NSC, TAI
       4740      188         22       OzEmail ISP
       7545      145         25       TPG Internet Pty Ltd
       9443      143         39       Primus Telecommunications
       4786      129         17       NetConnect Communications Pty
       9583      122         62       Satyam Infoway Ltd.,
       4763      120         69       Telstra New Zealand
      17561      116        167       Internet service provision to
       4713      115        868       NTT Communications Corporatio
      17557      109          7       Pakistan Telecom
       4808      108        192       CHINANET core WAN North
       4812      108        277       China Telecom (Group)
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      755       1824       UUNET Technologies, Inc. 
       3301      434        918       TeliaNet Sweden
       1257      279        522       SWIPnet Swedish IP Network
        680      235       2292       DFN-IP service G-WiN
       3215      223        512       France Telecom / &Equant
       5515      194        688       Sonera Finland Autonomous Sys
       3320      185       1940       Deutsche Telekom AG
        786      184       1890       The JANET IP Service
      15870      181         11       Global Center Frankfurt
        719      180        291       LANLINK autonomous system
       1270      177        772       UUNET Germany
       8708      151         16       Romania Data Systems S.A.
      15878      143         12       Global Center Paris
       5400      135         64       Concert European Core Network
       3303      132        576       Swisscom Ltd
       2856      125        774       BTnet UK Regional network
       5549      124         66       Nextra Deutschland GmbH + Co.
        517      115        269       KPNQwest Germany GmbH
       1267      104       1990       Infostrada S.p.A.
       3269      100        785       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2261       8204       UUNET Technologies, Inc. 
       7018     1032       7146       AT&T 
       3908      910        634       Supernet, Inc. 
          1      877       8629       BBN Planet 
       7046      798       1007       UUNET Technologies, Inc. 
       1239      721       3283       Sprint 
       3967      603        471       Exodus Communication 
        209      522       2201       Qwest 
        690      509         81       Merit Network 
       2914      496       2244       Verio, Inc. 
       4293      475        114       Cable & Wireless USA 
       3561      414       2328       Cable & Wireless USA 
       2548      384        982       Business Internet, Inc. 
       2149      371        311       Performance Systems, Inc. 
       3549      366        834       Global Crossing 
        577      364        634       Bell Advanced Communications 
       4323      351        343       Time Warner Communications, I
      15290      344        338       AT&T Canada IES 
       6347      333        360       SAVVIS Communications Corpora
       4151      332       1234       USDA 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2261       8204       UUNET Technologies, Inc. 
       1221     1619       1315       Telstra Pty Ltd
       7018     1032       7146       AT&T 
       3908      910        634       Supernet, Inc. 
          1      877       8629       BBN Planet 
       7046      798       1007       UUNET Technologies, Inc. 
        702      755       1824       UUNET Technologies, Inc. 
       1239      721       3283       Sprint 
       3967      603        471       Exodus Communication 
        209      522       2201       Qwest 
        690      509         81       Merit Network 
       2914      496       2244       Verio, Inc. 
       4293      475        114       Cable & Wireless USA 
       3301      434        918       TeliaNet Sweden
       2764      433        378       connect.com.au pty ltd
        703      429        383       UUNET Technologies, Inc. 
       3561      414       2328       Cable & Wireless USA 
       2548      384        982       Business Internet, Inc. 
       2149      371        311       Performance Systems, Inc. 
       2907      368       1816       SINET Japan
      
      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
      64512   PRIVATE       63.109.70.0/24       20363       Impsat Peru 
      64512   PRIVATE       63.109.74.0/24       20363       Impsat Peru 
       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
      22091   UNALLOCATED   65.113.20.0/24         209       Qwest 
      22195   UNALLOCATED   65.116.137.0/24        209       Qwest 
      22116   UNALLOCATED   65.209.83.0/24         701       UUNET Technologies, 
      65000   PRIVATE       138.163.4.0/24         665       Department of Navy 
       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   192.108.201.0/24      1880       Stupi, house man's p
      65460   PRIVATE       192.231.11.0/24       7018       AT&T 
      22284   UNALLOCATED   199.244.155.0/24       701       UUNET Technologies, 
       6971   UNALLOCATED   199.249.223.0/24      2516       Kokusai Denshin Denw
      65534   PRIVATE       200.40.20.0/24        6057       Av. Fernandez Crespo
      65534   PRIVATE       200.40.23.0/24        6057       Av. Fernandez Crespo
      64550   PRIVATE       203.161.39.0/24      17802       Internet AccessFor Q
      22284   UNALLOCATED   205.173.0.0/22         701       UUNET Technologies, 
      22284   UNALLOCATED   205.173.7.0/24         701       UUNET Technologies, 
       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, 
      22257   UNALLOCATED   207.176.8.0/21        3491       CAIS Internet 
      22091   UNALLOCATED   208.46.178.0/24        209       Qwest 
      22195   UNALLOCATED   208.252.244.0/24       209       Qwest 
      22259   UNALLOCATED   208.254.175.0/24       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 
      134.137.0.0/16         400     Headquarters Standard Systems
      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 
      160.89.0.0/16         1800     SPRINT 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      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       /9:7       /10:6       /11:12      /12:32      
      /13:85      /14:226     /15:380     /16:6951    /17:1232    /18:2330    
      /19:6913    /20:5759    /21:4697    /22:6939    /23:8827    /24:60379   
      /25:332     /26:356     /27:305     /28:280     /29:164     /30:193     
      /31:1       /32:76      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       1221     1470          1619      Telstra Pty Ltd
        701     1424          2261      UUNET Technologies, Inc. 
       3908      761           910      Supernet, Inc. 
       7046      622           798      UUNET Technologies, Inc. 
       7018      538          1032      AT&T 
        690      506           509      Merit Network 
        702      493           755      UUNET Technologies, Inc. 
       4293      458           475      Cable & Wireless USA 
       3967      423           603      Exodus Communication 
          1      417           877      BBN Planet 
       1239      397           721      Sprint 
       2764      386           433      connect.com.au pty ltd
        209      364           522      Qwest 
        703      357           429      UUNET Technologies, Inc. 
       6995      308           322      Bell Atlantic Internet Soluti
      11371      307           320      Rhythms NetConnections 
       4323      294           351      Time Warner Communications, I
       4151      290           332      USDA 
       2548      278           384      Business Internet, Inc. 
        705      276           318      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:1        12:407      13:10       15:1        17:6        20:1      
        24:775      26:1        32:72       38:8        43:3        44:2      
        53:2        55:1        57:15       61:70       62:134      63:1904   
        64:1339     65:660      66:468      80:42      128:47      129:116    
       130:16      131:42      132:12      133:1       134:137     135:9      
       136:22      137:86      138:204     139:45      140:196     141:194    
       142:62      143:39      144:139     145:11      146:145     147:116    
       148:230     149:90      150:36      151:209     152:387     153:31     
       154:21      155:80      156:85      157:117     158:73      159:66     
       160:44      161:59      162:66      163:143     164:126     165:96     
       166:188     167:141     168:117     169:37      170:287     171:2      
       192:5408    193:1946    194:2038    195:831     196:413     198:3670   
       199:3269    200:2504    201:1       202:2713    203:4618    204:3314   
       205:2246    206:2856    207:2550    208:3087    209:3201    210:528    
       211:128     212:821     213:478     214:6       215:14      216:3051   
       217:394     218:2      
      
      End of report
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