[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: Sat, 2 Aug 2003 04:06:34 +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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 02 Aug, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            127254
          Prefixes after maximum aggregation:                         79631
          Unique aggregates announced to Internet:                    59977
      Total ASes present in the Internet Routing Table:               15616
      Origin-only ASes present in the Internet Routing Table:         13541
      Origin ASes announcing only one prefix:                          6144
      Transit ASes present in the Internet Routing Table:              2075
      Transit-only ASes present in the Internet Routing Table:           71
      Average AS path length visible in the Internet Routing Table:     4.8
          Max AS path length visible:                                    20
      Illegal AS announcements present in the Routing Table:              4
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1221471392
          Equivalent to 72 /8s, 206 /16s and 44 /24s
          Percentage of available address space announced:             33.0
          Percentage of allocated address space announced:             58.9
          Percentage of available address space allocated:             56.0
      Total number of prefixes smaller than registry allocations:     56318
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  22026
          Total APNIC prefixes after maximum aggregation:             12677
      Prefixes being announced from the APNIC address blocks:         20439
          Unique aggregates announced from the APNIC address blocks:  12399
      APNIC Region origin ASes present in the Internet Routing Table:  1872
      APNIC Region origin ASes announcing only one prefix:              534
      APNIC Region transit ASes present in the Internet Routing Table:  309
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            118651264
          Equivalent to 7 /8s, 18 /16s and 121 /24s
          Percentage of available APNIC address space announced:       63.9
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   77644
          Total ARIN prefixes after maximum aggregation:              48418
      Prefixes being announced from the ARIN address blocks:          55430
          Unique aggregates announced from the ARIN address blocks:   16306
      ARIN Region origin ASes present in the Internet Routing Table:   8576
      ARIN Region origin ASes announcing only one prefix:              2919
      ARIN Region transit ASes present in the Internet Routing Table:   827
      Average ARIN Region AS path length visible:                       4.6
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             196580896
          Equivalent to 11 /8s, 183 /16s and 150 /24s
          Percentage of available ARIN address space announced:        73.2
      
      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, 29695 - 30719
      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:                   22231
          Total RIPE prefixes after maximum aggregation:              16267
      Prefixes being announced from the RIPE address blocks:          18846
          Unique aggregates announced from the RIPE address blocks:   12586
      RIPE Region origin ASes present in the Internet Routing Table:   4755
      RIPE Region origin ASes announcing only one prefix:              2598
      RIPE Region transit ASes present in the Internet Routing Table:   839
      Average RIPE Region AS path length visible:                       5.4
          Max RIPE Region AS path length visible:                        20
      Number of RIPE addresses announced to Internet:             134156096
          Equivalent to 7 /8s, 255 /16s and 15 /24s
          Percentage of available RIPE address space announced:        72.7
      
      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, 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:                  5349
          Total LACNIC prefixes after maximum aggregation:             2269
      Prefixes being announced from the LACNIC address blocks:         4840
          Unique aggregates announced from the LACNIC address blocks:  3116
      LACNIC Region origin ASes present in the Internet Routing Table:  343
      LACNIC Region origin ASes announcing only one prefix:              93
      LACNIC Region transit ASes present in the Internet Routing Table:  72
      Average LACNIC Region AS path length visible:                     5.2
          Max LACNIC Region AS path length visible:                      16
      Number of LACNIC addresses announced to Internet:            12903424
          Equivalent to 0 /8s, 196 /16s and 228 /24s
          Percentage of available LACNIC address space announced:      38.5
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1051       1038         738   Telstra Pty Ltd
       4755      440        136          70   Videsh Sanchar Nigam Ltd. Aut
       2907      376       1912         351   SINET Japan
        703      330        370         264   UUNET
      17557      309         22         138   Pakistan Telecom
       2764      302        325         273   connect.com.au pty ltd
       7474      261        306         201   Optus Communications Pty Ltd
      17676      250       3862          19   XTAGE CORPORATION
       9583      241         37          20   Satyam Infoway Ltd.,
       3786      239        777         205   DACOM Corporation
       4134      233       2008         113   Data Communications Bureau
       4766      226       2461         169   Korea Internet Exchange for "
       9800      195        314          56   CHINA UNICOM
       9443      182         58          82   Primus Telecommunications
       4538      169       1506          21   China Education and Research 
       9929      169        153          33   China Netcom Corp.
       9498      159         11          34   BHARTI BT INTERNET LTD.
       4739      140         58         129   Commerical Internet eXchange 
       9238      140          9          21   TATA ISP
       4716      131        745         125   TTnet
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1487       8778        1048   UUNET Technologies, Inc. 
       7018     1361       7167         947   AT&T 
       1239      962       2982         664   Sprint 
       3908      906       1534         483   Supernet, Inc. 
       7132      851       6604         236   Southwestern Bell Internet Se
        189      670        371         322   Genuity 
      18566      646        160           8   Covad Communications 
       4323      621        549         172   Time Warner Communications, I
       7843      600        395         221   Adelphia Corp. 
       6197      559        440         199   BellSouth Network Solutions, 
        852      523       1124         415   Telus Advanced Communications
        209      522       2192         304   Qwest 
          1      517       1212         339   GENUITY 
       6198      499        271         188   BellSouth Network Solutions, 
       7066      488        205         259   Virginia Polytechnic Institut
        705      482        190         305   UUNET Technologies, Inc. 
      20115      472        196         283   Charter Communications 
       3356      440      10683         362   Level 3 Communications, LLC 
        690      429         62         284   Merit Network 
       4355      401        334         108   EarthLink, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      729       2123         611   UUNET - Commercial IP service
        719      312        307         125   LANLINK autonomous system
       3301      288       1169         276   TeliaNet Sweden
       3320      259       1987         221   Deutsche Telekom AG
       8220      246        432         234   COLT Internet - International
        680      232       2053         229   DFN-IP service G-WiN
       1257      229        309         185   SWIPnet Swedish IP Network
       3215      212        736         120   France Telecom Transpac
       5515      186        795         150   Sonera Solution Autonomous Sy
        786      178       1858         178   The JANET IP Service
       5400      165        158         117   BT Ignite European Backbone
       8708      154        108         151   Romania Data Systems S.A.
       3303      142        548         139   Swisscom Ltd
      12302      127         18          34   MobiFon S.A.
       2856      125       1315         116   BTnet UK Regional network
       3246      121        374         119   Song Networks
       3269      117        821          64   TELECOM ITALIA
       3352      111        812          33   Ibernet, Internet Access Netw
       5511       99        179          76   France Telecom
       2647       88       4129          44   SITA
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      291         98         107   ImpSat
       7303      239         39          57   Telecom Argentina Stet-France
       8151      218        334         116   UniNet S.A. de C.V. 
      11172      177         69          42   Servicios Alestra S.A de C.V 
      16814      135          9          17   NSS, S.A. 
       6503      134        205          94   AVANTEL, S.A. 
      10620      122          8          33   TVCABLE BOGOTA 
      11340      104          3          36   Red Universitaria Nacional 
      11992       87          8          32   Integrated Systems 
       6147       86         70          21   Telefonica Del Peru 
       8065       80          9          16   Empresas Publicas de Medellin
       6535       75          5          18   Chilesat Servicios  Empresari
      15311       74         14          38   Telefonica Empresas 
       1916       73        306          43   Fundacao de Amparo a Pesquisa
      11830       71          5          31   Instituto Costarricense de El
       4270       68         18           9   Red de Interconexion Universi
      13999       67         36           8   Mega Cable S.A. de C.V. 
       7927       65          6          39   Global One Venezuela 
       7080       64          4           1   Electronica y Comunicaciones 
       7984       60         12          40   Global One Colombia 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       646         638      Covad Communications 
       7132       851         615      Southwestern Bell Internet Se
       4323       621         449      Time Warner Communications, I
       3908       906         423      Supernet, Inc. 
       7018      1361         414      AT&T 
       7843       600         379      Adelphia Corp. 
       4755       440         370      Videsh Sanchar Nigam Ltd. Aut
       6197       559         360      BellSouth Network Solutions, 
        189       670         348      Genuity 
      11305       358         320      Interland Incorporated 
       1221      1051         313      Telstra Pty Ltd
       6198       499         311      BellSouth Network Solutions, 
       1239       962         298      Sprint 
      27364       317         298      Armstrong Cable Services 
       4355       401         293      EarthLink, Inc. 
       6347       362         281      SAVVIS Communications Corpora
      22909       284         271      Comcast Cable Corporation 
      25844       258         256      Skadden, Arps, Slate, Meagher
        376       359         244      Reseau Interordinateurs Scien
      17676       250         231      XTAGE CORPORATION
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65021   PRIVATE       128.216.1.0/24         619       Department of Navy 
      65021   PRIVATE       128.216.4.0/24         619       Department of Navy 
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      65530   PRIVATE       216.27.102.0/24      10466       Mid Atlantic GigaPOP
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      192.43.230.0/24       4738     South Australian Academic Res
      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 
      192.172.0.0/19         568     DISO-UNRRA 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:18       /9:5       /10:8       /11:13      /12:54      
      /13:98      /14:261     /15:477     /16:7428    /17:1733    /18:3062    
      /19:8646    /20:8682    /21:6317    /22:9294    /23:10815   /24:69629   
      /25:163     /26:273     /27:167     /28:28      /29:11      /30:47      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      640           646      Covad Communications 
        189      592           670      Genuity 
       3908      578           906      Supernet, Inc. 
       7018      481          1361      AT&T 
        702      443           729      UUNET - Commercial IP service
        701      428          1487      UUNET Technologies, Inc. 
       6197      425           559      BellSouth Network Solutions, 
       6198      390           499      BellSouth Network Solutions, 
        690      388           429      Merit Network 
       7066      385           488      Virginia Polytechnic Institut
       1239      364           962      Sprint 
       7843      333           600      Adelphia Corp. 
      20115      321           472      Charter Communications 
      27364      311           317      Armstrong Cable Services 
      11305      281           358      Interland Incorporated 
      25844      258           258      Skadden, Arps, Slate, Meagher
       4355      216           401      EarthLink, Inc. 
          1      210           517      GENUITY 
        209      208           522      Qwest 
        705      202           482      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:707      13:1        15:4        16:1        17:3      
        20:6        24:861      25:1        32:99       38:42       40:23     
        44:2        57:15       61:253      62:392      63:1876     64:1729   
        65:1995     66:2646     67:209      68:401      69:239      80:396    
        81:118      82:9       128:133     129:167     130:58      131:81     
       132:13      134:171     135:7       136:122     137:118     138:118    
       139:45      140:157     141:114     142:94      143:44      144:99     
       145:13      146:280     147:59      148:298     149:64      150:105    
       151:63      152:218     153:57      154:3       155:119     156:56     
       157:44      158:118     159:137     160:45      161:75      162:410    
       163:81      164:321     165:141     166:97      167:319     168:180    
       169:91      170:321     171:8       192:5330    193:2456    194:1976   
       195:1144    196:473     198:3577    199:2722    200:2998    202:3879   
       203:5284    204:2961    205:2033    206:2320    207:2424    208:2567   
       209:2862    210:878     211:288     212:1014    213:890     214:16     
       215:22      216:3266    217:690     218:96      219:68      220:92     
       221:9      
      
      End of report