[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, 20 Sep 2002 20:05:01 +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 20 Sep, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            114692
          Prefixes after maximum aggregation:                         74114
          Unique aggregates announced to Internet:                    55245
      Total ASes present in the Internet Routing Table:               13774
      Origin-only ASes present in the Internet Routing Table:         11914
      Origin ASes announcing only one prefix:                          5352
      Transit ASes present in the Internet Routing Table:              1860
      Transit-only ASes present in the Internet Routing Table:           62
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    23
      Illegal AS announcements present in the Routing Table:             12
      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:                 1189119916
          Equivalent to 70 /8s, 224 /16s and 135 /24s
          Percentage of available address space announced:             32.1
          Percentage of allocated address space announced:             58.8
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     47095
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  18750
          Total APNIC prefixes after maximum aggregation:             11397
      Prefixes being announced from the APNIC address blocks:         17261
          Unique aggregates announced from the APNIC address blocks:  10929
      APNIC Region origin ASes present in the Internet Routing Table:  1617
      APNIC Region origin ASes announcing only one prefix:              531
      APNIC Region transit ASes present in the Internet Routing Table:  279
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:             97317856
          Equivalent to 5 /8s, 204 /16s and 243 /24s
          Percentage of available APNIC address space announced:       64.0
      
      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:                   71523
          Total ARIN prefixes after maximum aggregation:              45806
      Prefixes being announced from the ARIN address blocks:          50330
          Unique aggregates announced from the ARIN address blocks:   15470
      ARIN Region origin ASes present in the Internet Routing Table:   7743
      ARIN Region origin ASes announcing only one prefix:              2547
      ARIN Region transit ASes present in the Internet Routing Table:   743
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        23
      Number of ARIN addresses announced to Internet:             181080384
          Equivalent to 10 /8s, 203 /16s and 17 /24s
          Percentage of available ARIN address space announced:        67.5
      
      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 - 23551
                             25600 - 26591
      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:                   19553
          Total RIPE prefixes after maximum aggregation:              14816
      Prefixes being announced from the RIPE address blocks:          16175
          Unique aggregates announced from the RIPE address blocks:   10715
      RIPE Region origin ASes present in the Internet Routing Table:   4039
      RIPE Region origin ASes announcing only one prefix:              2190
      RIPE Region transit ASes present in the Internet Routing Table:   755
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             113790080
          Equivalent to 6 /8s, 200 /16s and 76 /24s
          Percentage of available RIPE address space announced:        75.4
      
      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:                  4858
          Total LACNIC prefixes after maximum aggregation:             2095
      Prefixes being announced from the LACNIC address blocks:         4207
          Unique aggregates announced from the LACNIC address blocks:  2631
      LACNIC Region origin ASes present in the Internet Routing Table:  315
      LACNIC Region origin ASes announcing only one prefix:              84
      LACNIC Region transit ASes present in the Internet Routing Table:  70
      Average LACNIC Region AS path length visible:                     6.0
          Max LACNIC Region AS path length visible:                      17
      Number of LACNIC addresses announced to Internet:            11206656
          Equivalent to 0 /8s, 171 /16s and 0 /24s
          Percentage of available LACNIC address space announced:      66.8
      
      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     1196       1187         881   Telstra Pty Ltd
        703      392        367         307   UUNET
       2907      361       1832         340   SINET Japan
       2764      348        357         321   connect.com.au pty ltd
       7474      306        275         206   Optus Communications Pty Ltd
       4134      292       2268          96   Data Communications Bureau
      17557      283         21         111   Pakistan Telecom
       4755      260        142          75   Videsh Sanchar Nigam Ltd. Aut
       4766      248       1792         156   Korea Internet Exchange for "
       4814      221         79          15   China Telecom (Group)
      17676      220       3442          29   XTAGE CORPORATION
       9443      184         57          70   Primus Telecommunications
       9583      175         32           5   Satyam Infoway Ltd.,
       9768      145        385          74   Korea Telecom
       4515      138        102          79   Star Internet Services Ltd.
       7657      128         22          89   The Internet Group Limited
       9800      122        188          24   CHINA UNICOM
       4739      117         56         108   Commerical Internet eXchange 
       4713      116       1049         105   NTT Communications Corporatio
       9498      102          8          23   BHARTI BT INTERNET LTD.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1798       9246        1295   UUNET Technologies, Inc. 
       7018     1318       7193         934   AT&T 
       3908     1045       1652         507   Supernet, Inc. 
       1239      853       3194         656   Sprint 
        852      743       1160         455   Telus Advanced Communications
       7843      665        372         250   Adelphia Corp. 
          1      656       8088         433   GENUITY 
       7132      601        654         141   Southwestern Bell Internet Se
       7046      590        863         313   UUNET Technologies, Inc. 
       4323      527        435         165   Time Warner Communications, I
        690      519         75         326   Merit Network 
        209      514       2066         347   Qwest 
       7066      490        204         258   Virginia Polytechnic Institut
       2548      444       1118         272   Business Internet, Inc. 
       3549      417        727         300   Global Crossing 
       6197      381        597          39   BellSouth Network Solutions, 
       4355      363        289          87   EarthLink, Inc. 
      15290      363        230         180   AT&T Canada IES 
       2914      362       2026         357   Verio, Inc. 
       6347      346        371          78   SAVVIS Communications Corpora
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      878       2414         732   UUNET - Commercial IP service
       3301      387        907         343   TeliaNet Sweden
       3215      292        673         179   France Telecom Transpac
       3320      249       1965         215   Deutsche Telekom AG
        680      238       2151         234   DFN-IP service G-WiN
       5515      215        783         178   Sonera Solution Autonomous Sy
       5400      214         86         101   BT Ignite European Backbone
       1257      202        444         199   SWIPnet Swedish IP Network
        719      189        306         130   LANLINK autonomous system
        786      177       1873         177   The JANET IP Service
       8708      147         41         142   Romania Data Systems S.A.
       3303      143        532         142   Swisscom Ltd
       2856      125        785         115   BTnet UK Regional network
      12302      124         18          31   MobiFon S.A.
       3246      123        373         116   Song Networks
       5511      110        192          88   France Telecom
       3233      108         10           9   RNC - Romanian Natioanal R&D 
       3269      104        658          63   TELECOM ITALIA
       8220      104        167          98   COLT Internet - International
       2874      103         85          40   Global One Services AB
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      189        305         106   UniNet S.A. de C.V. 
       7303      171         27          49   Telecom Argentina Stet-France
      11172      167         88          34   Servicios Alestra S.A de C.V 
       6503      161        191         116   AVANTEL, S.A. 
      11340      147          4          48   Red Universitaria Nacional 
      10834      145         91          34   ADVANCE TELECOMUNICACIONES S.
      16814      107          7          13   NSS, S.A. 
      13999      103         19           8   Mega Cable S.A. de C.V. 
       6140       95         52          23   ImpSat USA, Inc. 
      10620       93          6          29   TVCABLE BOGOTA 
      15034       76          6          31   TIBA SA 
       1916       72        409          40   Fundacao de Amparo a Pesquisa
      11992       72          7          29   Integrated Systems 
       2277       69         16           3   ECUANET - CORPORACION ECUATOR
       7984       69         27          43   Global One Colombia 
       4270       68         18          10   Red de Interconexion Universi
      15311       68         24          31   Telefonica Empresas 
       4926       65          4          53   Telintar S.A. 
       8065       59          6          16   Empresas Publicas de Medellin
       7993       58          9          30   Global One Chile 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1045         538      Supernet, Inc. 
       7132       601         460      Southwestern Bell Internet Se
       7843       665         415      Adelphia Corp. 
       7018      1318         384      AT&T 
       4323       527         362      Time Warner Communications, I
       6197       381         342      BellSouth Network Solutions, 
       1221      1196         315      Telstra Pty Ltd
        852       743         288      Telus Advanced Communications
       7046       590         277      UUNET Technologies, Inc. 
       4355       363         276      EarthLink, Inc. 
       4151       285         270      USDA 
       6347       346         268      SAVVIS Communications Corpora
      18566       272         268      Covad Communications 
        376       343         233      Reseau Interordinateurs Scien
       7066       490         232      Virginia Polytechnic Institut
          1       656         223      GENUITY 
       4814       221         206      China Telecom (Group)
       1580       211         199      ANOSCEUR 
      11492       209         198      Cable One 
       1239       853         197      Sprint 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
        578   UNALLOCATED   199.243.116.0/22       577       Bell Advanced Commun
      64562   PRIVATE       203.152.128.0/21     11919       Loral Orion Services
      64562   PRIVATE       203.152.136.0/21     11919       Loral Orion Services
      65011   PRIVATE       207.8.204.0/24        4231       You Tools Corporatio
      65011   PRIVATE       207.8.227.0/24        4231       You Tools Corporatio
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
        578   UNALLOCATED   207.61.186.0/24        577       Bell Advanced Commun
      65506   PRIVATE       207.106.30.0/24       4231       You Tools Corporatio
      65011   PRIVATE       207.106.58.0/24       4231       You Tools Corporatio
      65011   PRIVATE       207.106.90.0/24       4231       You Tools Corporatio
      65011   PRIVATE       207.106.122.0/24      4231       You Tools Corporatio
        578   UNALLOCATED   216.209.156.0/24       577       Bell Advanced Commun
      
      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
      192.58.92.0/24       19548     Adelphia Business Solutions 
      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       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        /8:18       /9:6       /10:7       /11:12      /12:36      
      /13:89      /14:236     /15:428     /16:7268    /17:1485    /18:2685    
      /19:7843    /20:7498    /21:5258    /22:8059    /23:9726    /24:63159   
      /25:204     /26:243     /27:137     /28:83      /29:48      /30:111     
      /31:0       /32:53      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      615          1045      Supernet, Inc. 
        702      538           878      UUNET - Commercial IP service
        701      492          1798      UUNET Technologies, Inc. 
       7843      469           665      Adelphia Corp. 
        690      465           519      Merit Network 
       7018      399          1318      AT&T 
       7066      388           490      Virginia Polytechnic Institut
       7046      279           590      UUNET Technologies, Inc. 
      18566      268           272      Covad Communications 
       6197      266           381      BellSouth Network Solutions, 
       6198      243           312      BellSouth Network Solutions, 
       1239      240           853      Sprint 
       3301      229           387      TeliaNet Sweden
       3215      224           292      France Telecom Transpac
       4355      205           363      EarthLink, Inc. 
      11492      205           209      Cable One 
       1580      198           211      ANOSCEUR 
       5400      188           214      BT Ignite European Backbone
        209      187           514      Qwest 
       3320      180           249      Deutsche Telekom AG
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:1        12:553      13:10       15:2        17:7        20:4      
        24:821      25:1        32:41       38:7        40:6        44:1      
        55:1        57:14       61:337      62:235      63:1844     64:1273   
        65:1504     66:1181     67:105      68:97       80:281      81:53     
       128:59      129:157     130:21      131:55      132:11      133:2      
       134:129     135:9       136:575     137:94      138:157     139:69     
       140:155     141:70      142:70      143:51      144:141     145:17     
       146:260     147:142     148:248     149:79      150:42      151:57     
       152:299     153:37      154:10      155:101     156:102     157:110    
       158:65      159:137     160:24      161:74      162:116     163:86     
       164:261     165:125     166:105     167:267     168:126     169:59     
       170:175     171:3       192:5382    193:2358    194:2024    195:800    
       196:431     198:3560    199:3084    200:2622    202:3376    203:4803   
       204:3271    205:2143    206:2408    207:2462    208:2559    209:2611   
       210:606     211:245     212:882     213:735     214:8       215:19     
       216:2896    217:495     218:46      219:2      
      
      End of report
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