[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 27 Dec 2002 20:05:18 +1000 (EST)
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    • 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 27 Dec, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            118465
          Prefixes after maximum aggregation:                         75915
          Unique aggregates announced to Internet:                    56952
      Total ASes present in the Internet Routing Table:               14289
      Origin-only ASes present in the Internet Routing Table:         12406
      Origin ASes announcing only one prefix:                          5605
      Transit ASes present in the Internet Routing Table:              1883
      Transit-only ASes present in the Internet Routing Table:           62
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:              8
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    34
      Number of addresses announced to Internet:                 1187306841
          Equivalent to 70 /8s, 196 /16s and 221 /24s
          Percentage of available address space announced:             32.0
          Percentage of allocated address space announced:             58.7
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     54707
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  19546
          Total APNIC prefixes after maximum aggregation:             11595
      Prefixes being announced from the APNIC address blocks:         18092
          Unique aggregates announced from the APNIC address blocks:  11181
      APNIC Region origin ASes present in the Internet Routing Table:  1671
      APNIC Region origin ASes announcing only one prefix:              523
      APNIC Region transit ASes present in the Internet Routing Table:  289
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:            102423456
          Equivalent to 6 /8s, 26 /16s and 219 /24s
          Percentage of available APNIC address space announced:       67.4
      
      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 220/7
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   73510
          Total ARIN prefixes after maximum aggregation:              46945
      Prefixes being announced from the ARIN address blocks:          51315
          Unique aggregates announced from the ARIN address blocks:   15977
      ARIN Region origin ASes present in the Internet Routing Table:   8012
      ARIN Region origin ASes announcing only one prefix:              2710
      ARIN Region transit ASes present in the Internet Routing Table:   750
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             184600816
          Equivalent to 11 /8s, 0 /16s and 200 /24s
          Percentage of available ARIN address space announced:        68.8
      
      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 - 23551
                             25600 - 26591, 26624 - 27647
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   20335
          Total RIPE prefixes after maximum aggregation:              15195
      Prefixes being announced from the RIPE address blocks:          16946
          Unique aggregates announced from the RIPE address blocks:   11293
      RIPE Region origin ASes present in the Internet Routing Table:   4225
      RIPE Region origin ASes announcing only one prefix:              2292
      RIPE Region transit ASes present in the Internet Routing Table:   766
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        14
      Number of RIPE addresses announced to Internet:             121739904
          Equivalent to 7 /8s, 65 /16s and 154 /24s
          Percentage of available RIPE address space announced:        80.6
      
      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, 28672 - 29695
      RIPE Address Blocks    62/8, 80/7, 82/8, 193/8, 194/7, 212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5068
          Total LACNIC prefixes after maximum aggregation:             2180
      Prefixes being announced from the LACNIC address blocks:         4419
          Unique aggregates announced from the LACNIC address blocks:  2855
      LACNIC Region origin ASes present in the Internet Routing Table:  322
      LACNIC Region origin ASes announcing only one prefix:              80
      LACNIC Region transit ASes present in the Internet Routing Table:  68
      Average LACNIC Region AS path length visible:                     5.7
          Max LACNIC Region AS path length visible:                      11
      Number of LACNIC addresses announced to Internet:            11707392
          Equivalent to 0 /8s, 178 /16s and 164 /24s
          Percentage of available LACNIC address space announced:      69.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1138       1167         823   Telstra Pty Ltd
        703      398        364         314   UUNET
       2907      360       1785         336   SINET Japan
       2764      341        341         310   connect.com.au pty ltd
      17557      323         23         129   Pakistan Telecom
       7474      311        281         205   Optus Communications Pty Ltd
       4134      289       2408          91   Data Communications Bureau
       4755      274        134          75   Videsh Sanchar Nigam Ltd. Aut
       4814      249         79          15   China Telecom (Group)
      17676      231       3618          24   XTAGE CORPORATION
       4766      197       1800         152   Korea Internet Exchange for "
       9583      192         33          12   Satyam Infoway Ltd.,
       9443      186         57          76   Primus Telecommunications
       9800      165        203          42   CHINA UNICOM
       3786      159        758         135   DACOM Corporation
       4716      130        724         124   TTnet
       9768      128        384          63   Korea Telecom
       7657      124         26          87   The Internet Group Limited
       4621      122         11          65   UNINET-TH
       4739      120         56         110   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1644       9040        1213   UUNET Technologies, Inc. 
       7018     1424       7680         955   AT&T 
       3908     1187       1635         498   Supernet, Inc. 
       1239      949       3151         681   Sprint 
          1      665       8107         438   GENUITY 
       7843      630        406         266   Adelphia Corp. 
        852      618       1140         444   Telus Advanced Communications
       7046      581        861         279   UUNET Technologies, Inc. 
       4323      532        487         168   Time Warner Communications, I
        209      522       2048         336   Qwest 
        690      513         75         319   Merit Network 
       7066      489        204         257   Virginia Polytechnic Institut
       6197      454        561         104   BellSouth Network Solutions, 
        705      423        133         188   UUNET Technologies, Inc. 
       6198      420        182         196   BellSouth Network Solutions, 
       3561      416       2228         347   Cable & Wireless USA 
      18566      414         96           5   Covad Communications 
       4355      407        313         118   EarthLink, Inc. 
       3549      403        709         295   Global Crossing 
      15290      393        215         176   AT&T Canada IES 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      808       2291         672   UUNET - Commercial IP service
       3301      344       1142         300   TeliaNet Sweden
       3215      313        819         174   France Telecom Transpac
       3320      251       1962         224   Deutsche Telekom AG
        680      237       2150         234   DFN-IP service G-WiN
       5515      213        783         174   Sonera Solution Autonomous Sy
       1257      212        416         201   SWIPnet Swedish IP Network
        719      199        306         129   LANLINK autonomous system
        786      176       1873         176   The JANET IP Service
       5400      162         70          98   BT Ignite European Backbone
       8708      156         42         147   Romania Data Systems S.A.
      20858      148         17           4   This AS will be used to conne
       3303      145        517         144   Swisscom Ltd
       2856      130       1300         118   BTnet UK Regional network
       8220      123        174         114   COLT Internet - International
      12302      123         18          30   MobiFon S.A.
       3246      118        378         115   Song Networks
       3269      111        754          63   TELECOM ITALIA
       5511      108        193          83   France Telecom
       3233      104         10           8   RNC - Romanian Natioanal R&D 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      315         98         104   ImpSat USA, Inc. 
       7303      222         36          49   Telecom Argentina Stet-France
       8151      208        331         113   UniNet S.A. de C.V. 
      11172      171         87          34   Servicios Alestra S.A de C.V 
       6503      156        191         109   AVANTEL, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      16814      108          7          13   NSS, S.A. 
      10620       98          6          32   TVCABLE BOGOTA 
      11340       83          2          34   Red Universitaria Nacional 
       6147       76         58          24   Telefonica Del Peru 
       1916       74        306          44   Fundacao de Amparo a Pesquisa
      15311       73         27          37   Telefonica Empresas 
       6535       72          5          16   Chilesat Servicios  Empresari
       4270       68         18          10   Red de Interconexion Universi
      11992       68          7          31   Integrated Systems 
       8065       67          6          14   Empresas Publicas de Medellin
       7984       63         11          40   Global One Colombia 
       4926       59          4          49   Telintar S.A. 
       7927       57          5          40   Global One Venezuela 
      15034       57          5          33   TIBA SA 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1187         689      Supernet, Inc. 
       7018      1424         469      AT&T 
      18566       414         409      Covad Communications 
       7843       630         364      Adelphia Corp. 
       4323       532         364      Time Warner Communications, I
       6197       454         350      BellSouth Network Solutions, 
       1221      1138         315      Telstra Pty Ltd
       1580       317         303      ANOSCEUR 
       7046       581         302      UUNET Technologies, Inc. 
       4355       407         289      EarthLink, Inc. 
       6347       361         282      SAVVIS Communications Corpora
       1239       949         268      Sprint 
       4151       325         267      USDA 
      22927       289         267      TELEFONICA DE ARGENTINA 
      11492       279         256      Cable One 
        376       344         241      Reseau Interordinateurs Scien
        705       423         235      UUNET Technologies, Inc. 
       4814       249         234      China Telecom (Group)
       7066       489         232      Virginia Polytechnic Institut
          1       665         227      GENUITY 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      64516   PRIVATE       137.164.227.0/24      2150       California State Uni
      64516   PRIVATE       137.164.228.0/22      2150       California State Uni
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      64586   PRIVATE       202.165.140.0/24      4845       Chung Hsiao East Roa
      64586   PRIVATE       202.165.141.0/24      4845       Chung Hsiao East Roa
      64586   PRIVATE       202.165.143.0/24      4845       Chung Hsiao East Roa
      65000   PRIVATE       203.21.203.0/24       1221       Telstra Pty Ltd
       5757   UNALLOCATED   207.19.224.0/24        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 
      158.0.0.0/13           568     DISO-UNRRA 
      158.255.3.0/24         702     UUNET - Commercial IP service
      164.236.0.0/16         568     DISO-UNRRA 
      178.54.59.0/24        7018     AT&T 
      192.31.242.0/24        771     NASA Ames Research Center 
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.68.128.0/22       1239     Sprint 
      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 Solution Autonomous Sy
      192.83.32.0/19        5515     Sonera Solution Autonomous Sy
      192.83.96.0/22        5515     Sonera Solution Autonomous Sy
      192.83.100.0/24       5515     Sonera Solution Autonomous Sy
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      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
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.0.0/19         568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.172.0.0/19         568     DISO-UNRRA 
      192.208.29.0/24       3908     Supernet, Inc. 
      192.208.30.0/23       3908     Supernet, Inc. 
      192.243.36.0/23       2044     AUSNet, Inc. 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:3       /10:8       /11:12      /12:46      
      /13:92      /14:238     /15:438     /16:7315    /17:1543    /18:2805    
      /19:7985    /20:7711    /21:5563    /22:8408    /23:10128   /24:65474   
      /25:137     /26:174     /27:91      /28:73      /29:58      /30:107     
      /31:0       /32:39      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      755          1187      Supernet, Inc. 
        702      496           808      UUNET - Commercial IP service
       7018      485          1424      AT&T 
        690      462           513      Merit Network 
        701      446          1644      UUNET Technologies, Inc. 
       7843      409           630      Adelphia Corp. 
      18566      409           414      Covad Communications 
       7066      386           489      Virginia Polytechnic Institut
       6198      336           420      BellSouth Network Solutions, 
       1239      333           949      Sprint 
       6197      331           454      BellSouth Network Solutions, 
       6140      303           315      ImpSat USA, Inc. 
       1580      302           317      ANOSCEUR 
      22927      288           289      TELEFONICA DE ARGENTINA 
      11492      279           279      Cable One 
       7046      273           581      UUNET Technologies, Inc. 
       3215      239           313      France Telecom Transpac
       4355      225           407      EarthLink, Inc. 
       7303      221           222      Telecom Argentina Stet-France
        209      213           522      Qwest 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:616      13:1        15:6        17:3        20:7        24:802    
        25:1        32:45       38:32       40:17       44:1        55:1      
        57:16       61:404      62:428      63:1869     64:1321     65:1697   
        66:1276     67:192      68:212      69:45       80:316      81:87     
       128:124     129:182     130:20      131:71      132:9       133:2      
       134:147     135:6       136:488     137:109     138:213     139:84     
       140:153     141:99      142:93      143:44      144:148     145:18     
       146:247     147:249     148:278     149:78      150:43      151:89     
       152:291     153:36      154:7       155:103     156:44      157:58     
       158:120     159:138     160:21      161:63      162:143     163:91     
       164:256     165:133     166:83      167:301     168:383     169:58     
       170:289     171:8       178:1       192:5423    193:2375    194:2016   
       195:893     196:455     198:3568    199:3058    200:2741    202:3608   
       203:4860    204:3002    205:2118    206:2328    207:2415    208:2587   
       209:2681    210:647     211:301     212:880     213:730     214:12     
       215:21      216:3104    217:537     218:69      219:14      220:15     
      
      
      End of report