[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 Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 14 Jun 2002 20:05:27 +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   20:00 +10GMT Fri 14 Jun, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            116633
          Prefixes after maximum aggregation:                         75593
          Unique aggregates announced to Internet:                    52672
      Total ASes present in the Internet Routing Table:               13222
      Origin-only ASes present in the Internet Routing Table:         11458
      Origin ASes announcing only one prefix:                          5048
      Transit ASes present in the Internet Routing Table:              1764
      Transit-only ASes present in the Internet Routing Table:           52
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    16
      Illegal AS announcements present in the Routing Table:             26
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    36
      Number of addresses announced to Internet:                 1196237788
          Equivalent to 71 /8s, 77 /16s and 35 /24s
          Percentage of available address space announced:             32.3
          Percentage of allocated address space announced:             60.1
          Percentage of available address space allocated:             53.7
      Total number of prefixes smaller than registry allocations:     49179
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  18425
          Total APNIC prefixes after maximum aggregation:             11036
      Prefixes being announced from the APNIC address blocks:         16897
          Unique aggregates announced from the APNIC address blocks:   9854
      APNIC Region origin ASes present in the Internet Routing Table:  1536
      APNIC Region origin ASes announcing only one prefix:              504
      APNIC Region transit ASes present in the Internet Routing Table:  276
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:             89807456
          Equivalent to 5 /8s, 90 /16s and 90 /24s
          Percentage of available APNIC address space announced:       66.4
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   61/8, 202/7, 210/7, 218/7 and 220/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   79070
          Total ARIN prefixes after maximum aggregation:              50068
      Prefixes being announced from the ARIN address blocks:          54241
          Unique aggregates announced from the ARIN address blocks:   16714
      ARIN Region origin ASes present in the Internet Routing Table:   7799
      ARIN Region origin ASes announcing only one prefix:              2490
      ARIN Region transit ASes present in the Internet Routing Table:   766
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             193366356
          Equivalent to 11 /8s, 134 /16s and 137 /24s
          Percentage of available ARIN address space announced:        72.0
      
      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 - 23551
                             25600 - 26623
      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:                   19138
          Total RIPE prefixes after maximum aggregation:              14489
      Prefixes being announced from the RIPE address blocks:          15831
          Unique aggregates announced from the RIPE address blocks:   10548
      RIPE Region origin ASes present in the Internet Routing Table:   3835
      RIPE Region origin ASes announcing only one prefix:              2054
      RIPE Region transit ASes present in the Internet Routing Table:   707
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             110449440
          Equivalent to 6 /8s, 149 /16s and 83 /24s
          Percentage of available RIPE address space announced:        73.1
      
      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, 24576 - 25599
      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  MaxAgg  Description
       1221     1261       1222         907   Telstra Pty Ltd
       4538      461       1130          16   China Education and Research 
        703      412        350         330   UUNET Technologies, Inc. 
       2907      378       1827         351   SINET Japan
       2764      376        359         343   connect.com.au pty ltd
       7474      311        291         207   Optus Communications Pty Ltd
      17557      303         20         115   Pakistan Telecom
       4134      290       2132         102   Data Communications Bureau
       4755      287        115          77   Videsh Sanchar Nigam Ltd. Aut
       9443      250         45          65   Primus Telecommunications
       4766      225       1516         156   Korea Internet Exchange for "
       4814      197         79          14   China Telecom (Group) - Beiji
       4713      183       1009         106   NTT Communications Corporatio
       9583      173         32           5   Satyam Infoway Ltd.,
       7539      154        203         149   TANet2, sponsored by NSC, TAI
      17676      147       2274          22   XTAGE CORPORATION
       9768      146        386          75   Korea Telecom
       7657      138         22          86   The Internet Group Limited
       9800      115        187          23   CHINA UNICOM
       4780      112        186          39   Digital United Inc.
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702     1023       2619         847   UUNET Technologies, Inc. 
       3301      393        908         344   TeliaNet Sweden
       3352      281        537          27   Ibernet, Internet Access Netw
       3215      264        598         163   France Telecom / &Equant
        680      233       2149         230   DFN-IP service G-WiN
       3320      231       1946         184   Deutsche Telekom AG
       5515      206        783         172   Sonera Finland Autonomous Sys
       1257      203        430         200   SWIPnet Swedish IP Network
       5400      203         83          94   Concert European Core Network
        719      191        306         129   LANLINK autonomous system
        786      179       1873         178   The JANET IP Service
       8708      140         23         137   Romania Data Systems S.A.
       2856      125        789         115   BTnet UK Regional network
      12302      122         10          29   MobiFon S.A.
       3303      121        546         120   Swisscom Ltd
       3269      113        692          70   TELECOM ITALIA
       8297      112         57          65   Teleglobe Autonomous System i
       3246      107        284         101   Song Networks / Clinet
       3233      102          6          56   RNC - Romanian Natioanal R&D 
       2874       98         85          38   Global One Services AB
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       2149     3127        366        2551   Performance Systems, Inc. 
        701     2005       9005        1410   UUNET Technologies, Inc. 
       7018     1287       7437         934   AT&T 
       3908      898       1642         493   Supernet, Inc. 
       1239      809       3406         645   Sprint 
        705      801        176         275   UUNET Technologies, Inc. 
        852      780       1191         447   Telus Advanced Communications
          1      700       8148         449   GENUITY 
       4323      629        436         257   Time Warner Communications, I
        209      606       1972         338   Qwest 
       7046      603        851         399   UUNET Technologies, Inc. 
        690      586         81         374   Merit Network 
       7132      574        611         133   Southwestern Bell Internet Se
       7843      526        369          76   Adelphia Corp. 
       3549      484        857         323   Global Crossing 
       7066      475        202         248   Virginia Polytechnic Institut
       2914      395       2108         386   Verio, Inc. 
      15290      386        299         200   AT&T Canada IES 
       6197      346        246         170   BellSouth Network Solutions, 
       6347      337        370          78   SAVVIS Communications Corpora
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
        701      2005         595      UUNET Technologies, Inc. 
        705       801         526      UUNET Technologies, Inc. 
       7843       526         450      Adelphia Corp. 
       4538       461         445      China Education and Research 
       7132       574         441      Southwestern Bell Internet Se
       3908       898         405      Supernet, Inc. 
       4323       629         372      Time Warner Communications, I
       1221      1261         354      Telstra Pty Ltd
       7018      1287         353      AT&T 
        852       780         333      Telus Advanced Communications
      11371       292         286      Rhythms NetConnections 
        174       299         270      PSINet Inc. 
       4151       285         269      USDA 
        209       606         268      Qwest 
       6347       337         259      SAVVIS Communications Corpora
       3352       281         254      Ibernet, Internet Access Netw
          1       700         251      GENUITY 
       7029       263         248      Alltel Information Services, 
       4355       297         244      EarthLink, Inc. 
       7066       475         227      Virginia Polytechnic Institut
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       6262   UNALLOCATED   150.229.0.0/19        7572       Australian Academic 
      25975   UNALLOCATED   192.58.243.0/24       4565       Epoch Networks 
      25975   UNALLOCATED   192.104.242.0/24      4565       Epoch Networks 
       1877   UNALLOCATED   192.108.201.0/24      1880       Stupi, house man's p
      12501   UNALLOCATED   193.13.234.0/24       3301       TeliaNet Sweden
      12501   UNALLOCATED   193.180.0.0/24        3301       TeliaNet Sweden
      12501   UNALLOCATED   193.180.5.0/24        3301       TeliaNet Sweden
      12501   UNALLOCATED   193.180.7.0/24        3301       TeliaNet Sweden
      12501   UNALLOCATED   193.180.243.0/24      3301       TeliaNet Sweden
      12501   UNALLOCATED   193.180.244.0/23      3301       TeliaNet Sweden
      12501   UNALLOCATED   193.180.246.0/24      3301       TeliaNet Sweden
      12501   UNALLOCATED   194.165.224.0/19      3301       TeliaNet Sweden
      25975   UNALLOCATED   198.177.251.0/24      4565       Epoch Networks 
      25975   UNALLOCATED   198.177.252.0/23      4565       Epoch Networks 
      25975   UNALLOCATED   198.177.254.0/24      4565       Epoch Networks 
      18228   UNALLOCATED   202.6.160.0/20        3758       SingNet
      17996   UNALLOCATED   202.162.32.0/20      17885       ISP-Project
      17902   UNALLOCATED   203.109.150.0/24      4648       Netgate
      25979   UNALLOCATED   205.213.213.0/24       701       UUNET Technologies, 
      25979   UNALLOCATED   205.213.214.0/24       701       UUNET Technologies, 
      25979   UNALLOCATED   205.213.215.0/24       701       UUNET Technologies, 
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      12501   UNALLOCATED   212.32.128.0/18       3301       TeliaNet Sweden
      12501   UNALLOCATED   212.217.128.0/17      3301       TeliaNet Sweden
      12501   UNALLOCATED   213.79.128.0/17       3301       TeliaNet Sweden
      25967   UNALLOCATED   216.234.80.0/20        701       UUNET Technologies, 
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      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     GENUITY 
      154.150.0.0/16        6494     IDCI 
      158.0.0.0/13           568     DISO-UNRRA 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      192.26.98.0/24        1239     Sprint 
      192.44.0.0/19          702     UUNET Technologies, Inc. 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.83.16.0/20        5515     Sonera Finland Autonomous Sys
      192.83.32.0/19        5515     Sonera Finland Autonomous Sys
      192.83.96.0/22        5515     Sonera Finland Autonomous Sys
      192.83.100.0/24       5515     Sonera Finland Autonomous Sys
      192.91.198.0/24       2568     CTS Network Services 
      192.92.167.0/24        297     NASA Science Network 
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      192.135.248.0/23       109     Cisco Systems, Inc. 
      192.136.79.0/24        719     LANLINK autonomous system
      192.136.86.0/24        719     LANLINK autonomous system
      192.136.87.0/24        719     LANLINK autonomous system
      192.136.88.0/24        719     LANLINK autonomous system
      192.139.62.0/24       6539     GT Group Telecom Services Cor
      192.140.0.0/16        5511     France Telecom
      192.152.213.0/24      1239     Sprint 
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.0.0/19         568     DISO-UNRRA 
      192.172.0.0/19         568     DISO-UNRRA 
      192.195.253.0/24       237     Merit Network 
      192.208.29.0/24       3908     Supernet, Inc. 
      192.208.30.0/23       3908     Supernet, Inc. 
      192.243.36.0/23       7168     Northwest Link 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:21       /9:6       /10:7       /11:12      /12:34      
      /13:89      /14:233     /15:415     /16:7245    /17:1452    /18:2612    
      /19:7645    /20:7240    /21:5094    /22:7825    /23:9513    /24:66466   
      /25:199     /26:180     /27:82      /28:86      /29:51      /30:90      
      /31:1       /32:35      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       2149     2879          3127      Performance Systems, Inc. 
        702      631          1023      UUNET Technologies, Inc. 
        705      594           801      UUNET Technologies, Inc. 
        701      567          2005      UUNET Technologies, Inc. 
       3908      488           898      Supernet, Inc. 
        690      465           586      Merit Network 
       7066      380           475      Virginia Polytechnic Institut
       7018      339          1287      AT&T 
       7843      318           526      Adelphia Corp. 
        209      275           606      Qwest 
        174      262           299      PSINet Inc. 
       7046      250           603      UUNET Technologies, Inc. 
       6197      249           346      BellSouth Network Solutions, 
       7029      248           263      Alltel Information Services, 
      11371      245           292      Rhythms NetConnections 
       3301      235           393      TeliaNet Sweden
       6198      232           319      BellSouth Network Solutions, 
      18566      219           223      Covad Communications 
       6517      217           239      Yipes Communications, Inc. 
       1239      210           809      Sprint 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         9:1        12:505      13:10       15:2        17:6      
        20:2        24:780      25:1        32:41       38:3012     40:6      
        44:1        57:13       61:266      62:200      63:1923     64:1233   
        65:1637     66:953      67:84       68:170      80:237      81:27     
       128:60      129:140     130:24      131:48      132:11      133:3      
       134:119     135:8       136:246     137:93      138:150     139:58     
       140:168     141:121     142:83      143:37      144:151     145:14     
       146:174     147:139     148:210     149:92      150:40      151:127    
       152:262     153:34      154:15      155:99      156:77      157:126    
       158:69      159:127     160:18      161:68      162:154     163:100    
       164:255     165:130     166:227     167:172     168:130     169:59     
       170:343     171:2       192:5484    193:2365    194:2061    195:942    
       196:398     198:3688    199:3230    200:2572    202:3222    203:4620   
       204:3259    205:2177    206:2562    207:2680    208:2676    209:2696   
       210:587     211:223     212:917     213:641     214:9       215:19     
       216:3006    217:456     218:39      219:41     
      
      End of report
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