[apops] Weekly Routing Table Report

  • To: apops at apops 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, 7 Mar 2003 20:03:28 +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 07 Mar, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            122334
          Prefixes after maximum aggregation:                         77814
          Unique aggregates announced to Internet:                    58981
      Total ASes present in the Internet Routing Table:               14766
      Origin-only ASes present in the Internet Routing Table:         12811
      Origin ASes announcing only one prefix:                          5791
      Transit ASes present in the Internet Routing Table:              1955
      Transit-only ASes present in the Internet Routing Table:           66
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             11
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    17
      Number of addresses announced to Internet:                 1199996293
          Equivalent to 71 /8s, 134 /16s and 125 /24s
          Percentage of available address space announced:             32.4
          Percentage of allocated address space announced:             58.3
          Percentage of available address space allocated:             55.5
      Total number of prefixes smaller than registry allocations:     57285
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20595
          Total APNIC prefixes after maximum aggregation:             12127
      Prefixes being announced from the APNIC address blocks:         19075
          Unique aggregates announced from the APNIC address blocks:  11688
      APNIC Region origin ASes present in the Internet Routing Table:  1747
      APNIC Region origin ASes announcing only one prefix:              523
      APNIC Region transit ASes present in the Internet Routing Table:  293
      Average APNIC Region AS path length visible:                      5.4
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            106802592
          Equivalent to 6 /8s, 93 /16s and 173 /24s
          Percentage of available APNIC address space announced:       56.6
      
      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 220/6
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   75239
          Total ARIN prefixes after maximum aggregation:              47925
      Prefixes being announced from the ARIN address blocks:          53478
          Unique aggregates announced from the ARIN address blocks:   16726
      ARIN Region origin ASes present in the Internet Routing Table:   8213
      ARIN Region origin ASes announcing only one prefix:              2776
      ARIN Region transit ASes present in the Internet Routing Table:   782
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             187715776
          Equivalent to 11 /8s, 48 /16s and 80 /24s
          Percentage of available ARIN address space announced:        69.9
      
      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:                   21209
          Total RIPE prefixes after maximum aggregation:              15553
      Prefixes being announced from the RIPE address blocks:          17705
          Unique aggregates announced from the RIPE address blocks:   11827
      RIPE Region origin ASes present in the Internet Routing Table:   4412
      RIPE Region origin ASes announcing only one prefix:              2407
      RIPE Region transit ASes present in the Internet Routing Table:   803
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             127701760
          Equivalent to 7 /8s, 156 /16s and 147 /24s
          Percentage of available RIPE address space announced:        76.1
      
      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, 28672 - 29695
      RIPE Address Blocks    62/8, 80/7, 82/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5281
          Total LACNIC prefixes after maximum aggregation:             2209
      Prefixes being announced from the LACNIC address blocks:         4661
          Unique aggregates announced from the LACNIC address blocks:  3034
      LACNIC Region origin ASes present in the Internet Routing Table:  330
      LACNIC Region origin ASes announcing only one prefix:              85
      LACNIC Region transit ASes present in the Internet Routing Table:  67
      Average LACNIC Region AS path length visible:                     5.8
          Max LACNIC Region AS path length visible:                      15
      Number of LACNIC addresses announced to Internet:            12217856
          Equivalent to 0 /8s, 186 /16s and 110 /24s
          Percentage of available LACNIC address space announced:      72.8
      
      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     1108       1119         804   Telstra Pty Ltd
        703      402        369         313   UUNET
       2907      387       1960         366   SINET Japan
      17557      359         26         133   Pakistan Telecom
       2764      326        341         293   connect.com.au pty ltd
       4134      304       2637          96   Data Communications Bureau
       7474      303        275         206   Optus Communications Pty Ltd
       4814      263         79          15   China Telecom (Group)
       3786      242        773         207   DACOM Corporation
       4755      234        133          73   Videsh Sanchar Nigam Ltd. Aut
      17676      232       3574          24   XTAGE CORPORATION
       9583      217         33          13   Satyam Infoway Ltd.,
       4766      208       2074         155   Korea Internet Exchange for "
       9443      178         57          76   Primus Telecommunications
       9800      166        205          41   CHINA UNICOM
       4765      152         10          14   World Net & Services Co., Ltd
       9238      138          8          17   TATA ISP
       4739      128         57         116   Commerical Internet eXchange 
       4716      127        733         121   TTnet
       9768      125        384          64   Korea Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1598       8874        1148   UUNET Technologies, Inc. 
       7018     1382       7166         957   AT&T 
       3908     1247       1590         485   Supernet, Inc. 
       1239      979       3153         692   Sprint 
          1      670       8088         438   GENUITY 
       7843      593        408         207   Adelphia Corp. 
        852      576       1107         443   Telus Advanced Communications
       4323      538        473         169   Time Warner Communications, I
        209      534       2092         341   Qwest 
       4151      532        691          59   USDA 
        690      508         74         317   Merit Network 
      18566      507        116           9   Covad Communications 
       3561      498       2304         344   Cable & Wireless USA 
       6197      498        555         114   BellSouth Network Solutions, 
       7066      484        204         254   Virginia Polytechnic Institut
       2386      483        479         244   AT&T Data Communications Serv
        705      450        165         196   UUNET Technologies, Inc. 
       6198      448        196         199   BellSouth Network Solutions, 
       3549      401        694         307   Global Crossing 
       4355      401        308         112   EarthLink, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      789       2233         652   UUNET - Commercial IP service
       3301      315       1142         303   TeliaNet Sweden
       3215      314        818         172   France Telecom Transpac
       3320      265       1996         228   Deutsche Telekom AG
        680      232       2054         229   DFN-IP service G-WiN
       1257      219        370         196   SWIPnet Swedish IP Network
        719      203        307         127   LANLINK autonomous system
       5400      198         70          98   BT Ignite European Backbone
       5515      186        779         160   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       8708      153         42         150   Romania Data Systems S.A.
      20858      148         17           3   This AS will be used to conne
       3303      145        517         144   Swisscom Ltd
       8220      126        182         117   COLT Internet - International
      12302      122         17          29   MobiFon S.A.
       2856      117       1298         107   BTnet UK Regional network
       3269      111        751          61   TELECOM ITALIA
       3233      106         10          19   RNC - Romanian Natioanal R&D 
       3246      105        360         102   Song Networks
       5511      104        175          80   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      284         98         104   ImpSat
       7303      240         36          49   Telecom Argentina Stet-France
       8151      214        341         116   UniNet S.A. de C.V. 
      11172      161         66          33   Servicios Alestra S.A de C.V 
       6503      157        191         110   AVANTEL, S.A. 
      16814      139          9          18   NSS, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      11340      110          3          38   Red Universitaria Nacional 
      10620      107          7          31   TVCABLE BOGOTA 
       6147       74         62          20   Telefonica Del Peru 
       1916       73        306          44   Fundacao de Amparo a Pesquisa
       6535       72          5          23   Chilesat Servicios  Empresari
       8065       72          6          21   Empresas Publicas de Medellin
      11992       71          7          32   Integrated Systems 
      15311       71         27          36   Telefonica Empresas 
       4270       69         18          10   Red de Interconexion Universi
       7984       66         11          42   Global One Colombia 
       7080       64          4           1   Electronica y Comunicaciones 
       7927       64          5          39   Global One Venezuela 
      11830       61          4          20   Instituto Costarricense de El
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1247         762      Supernet, Inc. 
      18566       507         498      Covad Communications 
       4151       532         473      USDA 
       7018      1382         425      AT&T 
       7843       593         386      Adelphia Corp. 
       6197       498         384      BellSouth Network Solutions, 
       4323       538         369      Time Warner Communications, I
      11492       322         319      Cable One 
       1221      1108         304      Telstra Pty Ltd
       6347       371         292      SAVVIS Communications Corpora
       4355       401         289      EarthLink, Inc. 
       1239       979         287      Sprint 
      22927       295         281      TELEFONICA DE ARGENTINA 
        705       450         254      UUNET Technologies, Inc. 
       6198       448         249      BellSouth Network Solutions, 
       4814       263         248      China Telecom (Group)
       2386       483         239      AT&T Data Communications Serv
          1       670         232      GENUITY 
       7066       484         230      Virginia Polytechnic Institut
      17557       359         226      Pakistan Telecom
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      64521   PRIVATE       198.189.23.0/24       2151       California State Uni
      64521   PRIVATE       198.189.24.0/24       2151       California State Uni
      64524   PRIVATE       198.189.134.0/24      2151       California State Uni
      64524   PRIVATE       198.189.135.0/24      2151       California State Uni
      64524   PRIVATE       198.189.136.0/24      2151       California State Uni
      64524   PRIVATE       198.189.137.0/24      2151       California State Uni
      64524   PRIVATE       198.189.138.0/24      2151       California State Uni
      64521   PRIVATE       198.189.158.0/24      2151       California State Uni
      64521   PRIVATE       198.189.235.0/24      2151       California State Uni
      64521   PRIVATE       198.189.236.0/24      2151       California State Uni
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      192.44.0.0/19          702     UUNET - Commercial IP service
      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
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.172.0.0/19         568     DISO-UNRRA 
      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       /11:13      /12:46      
      /13:89      /14:240     /15:445     /16:7347    /17:1605    /18:2906    
      /19:8197    /20:8120    /21:5828    /22:8841    /23:10593   /24:67303   
      /25:166     /26:188     /27:104     /28:80      /29:59      /30:72      
      /31:4       /32:60      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      818          1247      Supernet, Inc. 
      18566      502           507      Covad Communications 
        702      494           789      UUNET - Commercial IP service
       7018      485          1382      AT&T 
        701      465          1598      UUNET Technologies, Inc. 
        690      457           508      Merit Network 
       7066      383           484      Virginia Polytechnic Institut
       6197      366           498      BellSouth Network Solutions, 
       1239      365           979      Sprint 
       6198      358           448      BellSouth Network Solutions, 
       7843      355           593      Adelphia Corp. 
      11492      321           322      Cable One 
      22927      294           295      TELEFONICA DE ARGENTINA 
       2386      283           483      AT&T Data Communications Serv
       6140      271           284      ImpSat
      20115      269           397      Charter Communications 
       3215      239           314      France Telecom Transpac
       7303      239           240      Telecom Argentina Stet-France
      27364      232           240      Armstrong Cable Services 
       4355      229           401      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:658      13:1        15:4        17:2        20:9        24:879    
        25:1        32:90       34:1        38:60       40:18       44:2      
        55:1        57:15       61:452      62:509      63:1929     64:1390   
        65:1898     66:1471     67:214      68:296      69:54       80:330    
        81:97      128:148     129:223     130:40      131:82      132:11     
       133:11      134:146     135:4       136:114     137:117     138:101    
       139:74      140:138     141:123     142:94      143:47      144:89     
       145:18      146:264     147:86      148:272     149:73      150:43     
       151:110     152:258     153:51      154:2       155:107     156:42     
       157:41      158:124     159:140     160:34      161:60      162:136    
       163:86      164:297     165:142     166:80      167:321     168:393    
       169:54      170:312     171:8       192:5287    193:2392    194:2009   
       195:958     196:473     198:3597    199:3213    200:2888    202:3643   
       203:5092    204:3040    205:2029    206:2414    207:2427    208:2703   
       209:2802    210:738     211:334     212:969     213:756     214:21     
       215:21      216:3256    217:598     218:80      219:14      220:52     
      
      
      End of report