[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, 4 Oct 2002 20:05:04 +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 04 Oct, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            115352
          Prefixes after maximum aggregation:                         74354
          Unique aggregates announced to Internet:                    55194
      Total ASes present in the Internet Routing Table:               13853
      Origin-only ASes present in the Internet Routing Table:         11981
      Origin ASes announcing only one prefix:                          5379
      Transit ASes present in the Internet Routing Table:              1872
      Transit-only ASes present in the Internet Routing Table:           61
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    18
      Illegal AS announcements present in the Routing Table:              1
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    35
      Number of addresses announced to Internet:                 1190818664
          Equivalent to 70 /8s, 250 /16s and 115 /24s
          Percentage of available address space announced:             32.1
          Percentage of allocated address space announced:             58.9
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     47772
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  18762
          Total APNIC prefixes after maximum aggregation:             11392
      Prefixes being announced from the APNIC address blocks:         17280
          Unique aggregates announced from the APNIC address blocks:  10967
      APNIC Region origin ASes present in the Internet Routing Table:  1620
      APNIC Region origin ASes announcing only one prefix:              528
      APNIC Region transit ASes present in the Internet Routing Table:  282
      Average APNIC Region AS path length visible:                      5.2
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:             97984928
          Equivalent to 5 /8s, 215 /16s and 33 /24s
          Percentage of available APNIC address space announced:       64.4
      
      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:                   72181
          Total ARIN prefixes after maximum aggregation:              46019
      Prefixes being announced from the ARIN address blocks:          50446
          Unique aggregates announced from the ARIN address blocks:   15294
      ARIN Region origin ASes present in the Internet Routing Table:   7784
      ARIN Region origin ASes announcing only one prefix:              2567
      ARIN Region transit ASes present in the Internet Routing Table:   752
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        18
      Number of ARIN addresses announced to Internet:             181344320
          Equivalent to 10 /8s, 207 /16s and 24 /24s
          Percentage of available ARIN address space announced:        67.6
      
      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:                   19582
          Total RIPE prefixes after maximum aggregation:              14861
      Prefixes being announced from the RIPE address blocks:          16255
          Unique aggregates announced from the RIPE address blocks:   10812
      RIPE Region origin ASes present in the Internet Routing Table:   4072
      RIPE Region origin ASes announcing only one prefix:              2203
      RIPE Region transit ASes present in the Internet Routing Table:   759
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        14
      Number of RIPE addresses announced to Internet:             114297472
          Equivalent to 6 /8s, 208 /16s and 10 /24s
          Percentage of available RIPE address space announced:        75.7
      
      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
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  4827
          Total LACNIC prefixes after maximum aggregation:             2082
      Prefixes being announced from the LACNIC address blocks:         4210
          Unique aggregates announced from the LACNIC address blocks:  2624
      LACNIC Region origin ASes present in the Internet Routing Table:  316
      LACNIC Region origin ASes announcing only one prefix:              81
      LACNIC Region transit ASes present in the Internet Routing Table:  68
      Average LACNIC Region AS path length visible:                     6.0
          Max LACNIC Region AS path length visible:                      17
      Number of LACNIC addresses announced to Internet:            11373568
          Equivalent to 0 /8s, 173 /16s and 140 /24s
          Percentage of available LACNIC address space announced:      67.8
      
      LACNIC AS Blocks       26592 - 26623
      LACNIC Address Blocks  200/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1198       1187         881   Telstra Pty Ltd
        703      398        375         314   UUNET
       2907      361       1831         341   SINET Japan
       2764      342        356         314   connect.com.au pty ltd
       7474      303        275         206   Optus Communications Pty Ltd
       4134      292       2268          96   Data Communications Bureau
      17557      289         21         111   Pakistan Telecom
       4755      254        139          73   Videsh Sanchar Nigam Ltd. Aut
       4766      249       1808         157   Korea Internet Exchange for "
       4814      224         80          16   China Telecom (Group)
      17676      224       3506          33   XTAGE CORPORATION
       9443      186         57          71   Primus Telecommunications
       9583      165         32           5   Satyam Infoway Ltd.,
       4515      137        102          78   Star Internet Services Ltd.
       9768      134        385          73   Korea Telecom
       7657      128         22          85   The Internet Group Limited
       9800      122        188          24   CHINA UNICOM
       4739      117         56         108   Commerical Internet eXchange 
       4713      115       1049         104   NTT Communications Corporatio
       9498      109          8          21   BHARTI BT INTERNET LTD.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1784       9231        1282   UUNET Technologies, Inc. 
       7018     1337       7195         937   AT&T 
       3908     1049       1652         509   Supernet, Inc. 
       1239      847       3170         649   Sprint 
        852      756       1145         457   Telus Advanced Communications
       7843      717        371         298   Adelphia Corp. 
          1      662       8089         439   GENUITY 
       7132      595        672          71   Southwestern Bell Internet Se
       7046      579        878         300   UUNET Technologies, Inc. 
        209      526       2066         341   Qwest 
       4323      525        435         165   Time Warner Communications, I
        690      518         75         325   Merit Network 
       7066      490        204         257   Virginia Polytechnic Institut
       2548      447       1134         277   Business Internet, Inc. 
        705      409        130         199   UUNET Technologies, Inc. 
       3549      409        725         295   Global Crossing 
       6197      390        601          40   BellSouth Network Solutions, 
       4355      382        292         104   EarthLink, Inc. 
       2914      368       2027         361   Verio, Inc. 
      15290      358        230         175   AT&T Canada IES 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      874       2407         728   UUNET - Commercial IP service
       3301      387        907         339   TeliaNet Sweden
       3215      294        677         170   France Telecom Transpac
       3320      248       1966         225   Deutsche Telekom AG
        680      238       2151         234   DFN-IP service G-WiN
       5515      214        783         177   Sonera Solution Autonomous Sy
       5400      210         84          98   BT Ignite European Backbone
       1257      205        444         201   SWIPnet Swedish IP Network
        719      191        306         130   LANLINK autonomous system
        786      176       1873         176   The JANET IP Service
       8708      151         41         145   Romania Data Systems S.A.
       3303      144        532         143   Swisscom Ltd
       2856      135        788         125   BTnet UK Regional network
       3246      123        373         116   Song Networks
      12302      122         17          29   MobiFon S.A.
       5511      111        192          89   France Telecom
       8220      110        168         102   COLT Internet - International
       3233      107         10           8   RNC - Romanian Natioanal R&D 
       3269      106        690          64   TELECOM ITALIA
       2874      103         85          39   Global One Services AB
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      201        299         113   UniNet S.A. de C.V. 
       7303      172         27          49   Telecom Argentina Stet-France
      11172      170         88          35   Servicios Alestra S.A de C.V 
       6503      151        206         106   AVANTEL, S.A. 
      10834      147         75          35   ADVANCE TELECOMUNICACIONES S.
       6140      115         76          28   ImpSat USA, Inc. 
      16814      107          7          13   NSS, S.A. 
      13999      103         19           8   Mega Cable S.A. de C.V. 
      10620       93          6          29   TVCABLE BOGOTA 
      11340       79          2          24   Red Universitaria Nacional 
       1916       73        409          40   Fundacao de Amparo a Pesquisa
      15311       73         24          31   Telefonica Empresas 
      15034       72          5          32   TIBA SA 
      11992       70          7          30   Integrated Systems 
       4270       68         18          10   Red de Interconexion Universi
       7984       64         27          42   Global One Colombia 
       2277       63         16           3   ECUANET - CORPORACION ECUATOR
       4926       63          4          51   Telintar S.A. 
       8065       60          6          16   Empresas Publicas de Medellin
      16528       57          5          35   ImpSat S.A. 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1049         540      Supernet, Inc. 
       7132       595         524      Southwestern Bell Internet Se
       7843       717         419      Adelphia Corp. 
       7018      1337         400      AT&T 
       4323       525         360      Time Warner Communications, I
       6197       390         350      BellSouth Network Solutions, 
       1221      1198         317      Telstra Pty Ltd
       1580       319         307      ANOSCEUR 
        852       756         299      Telus Advanced Communications
      18566       291         287      Covad Communications 
       7046       579         279      UUNET Technologies, Inc. 
       4355       382         278      EarthLink, Inc. 
       6347       341         267      SAVVIS Communications Corpora
       4151       280         265      USDA 
       7066       490         233      Virginia Polytechnic Institut
        376       337         229      Reseau Interordinateurs Scien
          1       662         223      GENUITY 
        705       409         210      UUNET Technologies, Inc. 
      11492       222         209      Cable One 
       4814       224         208      China Telecom (Group)
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       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 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      164.236.0.0/16         568     DISO-UNRRA 
      192.31.242.0/24        771     NASA Ames Research Center 
      192.44.0.0/19          702     UUNET - Commercial IP service
      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
      192.91.198.0/24       2568     CTS Network Services 
      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
      192.136.136.0/24      7046     UUNET Technologies, Inc. 
      192.136.136.0/22       568     DISO-UNRRA 
      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        /8:18       /9:6       /10:7       /11:12      /12:37      
      /13:90      /14:238     /15:428     /16:7274    /17:1501    /18:2708    
      /19:7863    /20:7508    /21:5292    /22:8106    /23:9863    /24:63607   
      /25:171     /26:208     /27:116     /28:84      /29:52      /30:107     
      /31:0       /32:56      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      619          1049      Supernet, Inc. 
        702      538           874      UUNET - Commercial IP service
       7843      528           717      Adelphia Corp. 
        701      485          1784      UUNET Technologies, Inc. 
        690      465           518      Merit Network 
       7018      420          1337      AT&T 
       7066      388           490      Virginia Polytechnic Institut
       1580      306           319      ANOSCEUR 
      18566      285           291      Covad Communications 
       6197      274           390      BellSouth Network Solutions, 
       7046      265           579      UUNET Technologies, Inc. 
       6198      243           313      BellSouth Network Solutions, 
       1239      240           847      Sprint 
       3301      231           387      TeliaNet Sweden
       3215      225           294      France Telecom Transpac
       4355      220           382      EarthLink, Inc. 
      11492      217           222      Cable One 
        209      203           526      Qwest 
       3320      189           248      Deutsche Telekom AG
       5400      188           210      BT Ignite European Backbone
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:4        12:550      13:10       15:4        17:7        20:4      
        24:841      25:1        32:41       38:24       40:7        44:1      
        55:1        57:14       61:358      62:235      63:1851     64:1283   
        65:1523     66:1203     67:110      68:124      80:300      81:56     
       128:118     129:125     130:19      131:54      132:9       133:2      
       134:129     135:9       136:589     137:104     138:153     139:70     
       140:166     141:66      142:71      143:49      144:152     145:17     
       146:240     147:225     148:248     149:78      150:42      151:73     
       152:297     153:37      154:9       155:105     156:102     157:107    
       158:69      159:139     160:23      161:73      162:123     163:88     
       164:262     165:127     166:106     167:273     168:301     169:61     
       170:180     171:3       192:5378    193:2385    194:2020    195:810    
       196:435     198:3599    199:3058    200:2613    202:3416    203:4798   
       204:3253    205:2105    206:2334    207:2480    208:2552    209:2580   
       210:588     211:246     212:880     213:729     214:7       215:19     
       216:2926    217:502     218:47      219:2      
      
      End of report
      *             APOPS: Asia Pacific Operations Forum              *
      * To unsubscribe: send "unsubscribe" to apops-request at apnic dot net *