[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, 17 Aug 2001 04:06:00 +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   17 Aug, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            106552
      Origin ASes present in the Internet Routing Table:              11449
      Origin ASes announcing only one prefix:                          4195
      Transit ASes present in the Internet Routing Table:              1475
      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:             39
      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:                 1224071201
          Equivalent to 72 /8s, 245 /16s and 216 /24s
          Percentage of available address space announced:             33.0
          Percentage of allocated address space announced:             63.6
          Percentage of available address space allocated:             51.9
      Total number of prefixes smaller than registry allocations:     72715
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15947
      Prefixes being announced from the APNIC address blocks:         14293
      APNIC Region origin ASes present in the Internet Routing Table:  1348
      APNIC Region origin ASes announcing only one prefix:              458
      APNIC Region transit ASes present in the Internet Routing Table:  217
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             76337609
          Equivalent to 4 /8s, 140 /16s and 209 /24s
          Percentage of available APNIC address space announced:       75.1
      
      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:                   73087
      Prefixes being announced from the ARIN address blocks:          52878
      ARIN Region origin ASes present in the Internet Routing Table:   6877
      ARIN Region origin ASes announcing only one prefix:              2036
      ARIN Region transit ASes present in the Internet Routing Table:   679
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             203405397
          Equivalent to 12 /8s, 31 /16s and 184 /24s
          Percentage of available ARIN address space announced:        75.8
      
      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:                   17514
      Prefixes being announced from the RIPE address blocks:          13651
      RIPE Region origin ASes present in the Internet Routing Table:   3228
      RIPE Region origin ASes announcing only one prefix:              1701
      RIPE Region transit ASes present in the Internet Routing Table:   579
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             105576897
          Equivalent to 6 /8s, 74 /16s and 249 /24s
          Percentage of available RIPE address space announced:        69.9
      
      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     1594       1316       Telstra Pty Ltd
       2764      436        378       connect.com.au pty ltd
        703      420        368       UUNET Technologies, Inc. 
       2907      376       1818       SINET Japan
       4755      291        162       Videsh Sanchar Nigam Ltd. Aut
       4134      236       1743       Data Communications Bureau
       7474      233        289       Optus Communications Pty Ltd
       4740      208         26       OzEmail ISP
       7539      208        175       TANet2, sponsored by NSC, TAI
       4766      179       1336       Korea Internet Exchange for "
       7545      155         25       TPG Internet Pty Ltd
       9443      143         39       Primus Telecommunications
       4786      131         17       NetConnect Communications Pty
       4763      120         69       Telstra New Zealand
       9583      116         61       Satyam Infoway Ltd.,
      17561      116        167       Internet service provision to
       4713      114        885       NTT Communications Corporatio
       4812      109        278       China Telecom (Group)
       7586      109         17       Paradox Digital Pty Ltd
       4732      105        372       DDI CORPORATION
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      704       1735       UUNET Technologies, Inc. 
       3301      432        918       TeliaNet Sweden
      15870      388         12       Global Center Frankfurt
       1257      277        520       SWIPnet Swedish IP Network
        680      229       2069       DFN-IP service G-WiN
       1270      226        861       UUNET Germany
       3215      222        496       France Telecom / &Equant
      15878      201          8       Global Center Paris
        786      184       1890       The JANET IP Service
       3320      182       1939       Deutsche Telekom AG
        719      181        291       LANLINK autonomous system
       5515      175        654       Sonera Finland Autonomous Sys
       8708      153         19       Romania Data Systems S.A.
       5400      137         66       Concert European Core Network
       3303      132        576       Swisscom Ltd
       2856      125        774       BTnet UK Regional network
       5549      124         66       Nextra Deutschland GmbH + Co.
        517      118        269       KPNQwest Germany GmbH
       8503      112          3       PCNET - PCNET DATA Network
       5511      109        170       France Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2313       8140       UUNET Technologies, Inc. 
       7018     1002       7119       AT&T 
       3908      891        628       Supernet, Inc. 
          1      885       8714       BBN Planet 
       2551      782        655       ICG NetAhead, Inc 
       7046      775       1041       UUNET Technologies, Inc. 
       1239      692       3234       Sprint 
       2914      506       2311       Verio, Inc. 
        690      505         78       Merit Network 
        209      492       2135       Qwest 
       4293      480         98       Cable & Wireless USA 
       3561      427       2414       Cable & Wireless USA 
       2548      390       1000       Business Internet, Inc. 
       2149      389        312       Performance Systems, Inc. 
       3549      363        818       Global Crossing 
      18994      360         10       Global Crossing 
        577      348        617       Bell Advanced Communications 
       3967      346        457       Exodus Communication 
       4323      346        318       Time Warner Communications, I
       6347      335        360       SAVVIS Communications Corpora
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2313       8140       UUNET Technologies, Inc. 
       1221     1594       1316       Telstra Pty Ltd
       7018     1002       7119       AT&T 
       3908      891        628       Supernet, Inc. 
          1      885       8714       BBN Planet 
       2551      782        655       ICG NetAhead, Inc 
       7046      775       1041       UUNET Technologies, Inc. 
        702      704       1735       UUNET Technologies, Inc. 
       1239      692       3234       Sprint 
       2914      506       2311       Verio, Inc. 
        690      505         78       Merit Network 
        209      492       2135       Qwest 
       4293      480         98       Cable & Wireless USA 
       2764      436        378       connect.com.au pty ltd
       3301      432        918       TeliaNet Sweden
       3561      427       2414       Cable & Wireless USA 
        703      420        368       UUNET Technologies, Inc. 
       2548      390       1000       Business Internet, Inc. 
       2149      389        312       Performance Systems, Inc. 
      15870      388         12       Global Center Frankfurt
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       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
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp. 
      64842   PRIVATE       161.217.144.0/24      7046       UUNET Technologies, 
      64842   PRIVATE       161.217.145.0/24      7046       UUNET Technologies, 
       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 
      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 
      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       /11:11      /12:32      
      /13:83      /14:224     /15:374     /16:6936    /17:1210    /18:2293    
      /19:6828    /20:5586    /21:4619    /22:6843    /23:8638    /24:60633   
      /25:336     /26:385     /27:381     /28:385     /29:317     /30:314     
      /31:2       /32:93      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1451          2313      UUNET Technologies, Inc. 
       1221     1445          1594      Telstra Pty Ltd
       3908      744           891      Supernet, Inc. 
       2551      679           782      ICG NetAhead, Inc 
       7046      602           775      UUNET Technologies, Inc. 
       7018      509          1002      AT&T 
        690      502           505      Merit Network 
       4293      463           480      Cable & Wireless USA 
        702      455           704      UUNET Technologies, Inc. 
          1      417           885      BBN Planet 
       2764      389           436      connect.com.au pty ltd
      15870      384           388      Global Center Frankfurt
       1239      377           692      Sprint 
      18994      358           360      Global Crossing 
        703      350           420      UUNET Technologies, Inc. 
        209      342           492      Qwest 
      11371      309           322      Rhythms NetConnections 
       4323      297           346      Time Warner Communications, I
      18993      287           291      Global Crossing 
       4151      284           325      USDA 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:1         9:1        12:395      13:10       15:1        17:6      
        20:1        24:672      26:1        32:32       38:7        43:5      
        44:2        53:2        55:1        57:12       61:65       62:138    
        63:1897     64:1321     65:576      66:417      80:32      128:43     
       129:108     130:19      131:44      132:12      133:1       134:171    
       135:9       136:22      137:127     138:204     139:46      140:141    
       141:161     142:63      143:41      144:143     145:11      146:146    
       147:136     148:212     149:95      150:46      151:212     152:424    
       153:31      154:25      155:77      156:82      157:115     158:73     
       159:65      160:42      161:60      162:72      163:160     164:122    
       165:91      166:185     167:140     168:120     169:34      170:276    
       171:2       192:5440    193:1920    194:2048    195:812     196:396    
       198:3758    199:3395    200:2382    201:1       202:2739    203:4580   
       204:3514    205:2376    206:2958    207:2737    208:3085    209:3119   
       210:525     211:126     212:792     213:460     214:9       215:13     
       216:3050    217:392     218:2      
      
      End of report
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