[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, 13 Jun 2003 20:06:20 +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   20:00 +10GMT Fri 13 Jun, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            126129
          Prefixes after maximum aggregation:                         79032
          Unique aggregates announced to Internet:                    59425
      Total ASes present in the Internet Routing Table:               15334
      Origin-only ASes present in the Internet Routing Table:         13292
      Origin ASes announcing only one prefix:                          6018
      Transit ASes present in the Internet Routing Table:              2042
      Transit-only ASes present in the Internet Routing Table:           74
      Average AS path length visible in the Internet Routing Table:     5.0
          Max AS path length visible:                                   255
      Illegal AS announcements present in the Routing Table:              9
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           17
      Number of addresses announced to Internet:                 1251322176
          Equivalent to 74 /8s, 149 /16s and 169 /24s
          Percentage of available address space announced:             33.8
          Percentage of allocated address space announced:             60.3
          Percentage of available address space allocated:             55.9
      Total number of prefixes smaller than registry allocations:     55636
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  21478
          Total APNIC prefixes after maximum aggregation:             12586
      Prefixes being announced from the APNIC address blocks:         19892
          Unique aggregates announced from the APNIC address blocks:  12186
      APNIC Region origin ASes present in the Internet Routing Table:  1817
      APNIC Region origin ASes announcing only one prefix:              521
      APNIC Region transit ASes present in the Internet Routing Table:  298
      Average APNIC Region AS path length visible:                      5.0
          Max APNIC Region AS path length visible:                       18
      Number of APNIC addresses announced to Internet:            114817952
          Equivalent to 6 /8s, 215 /16s and 251 /24s
          Percentage of available APNIC address space announced:       61.9
      
      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:                   77450
          Total ARIN prefixes after maximum aggregation:              48216
      Prefixes being announced from the ARIN address blocks:          55548
          Unique aggregates announced from the ARIN address blocks:   16496
      ARIN Region origin ASes present in the Internet Routing Table:   8476
      ARIN Region origin ASes announcing only one prefix:              2894
      ARIN Region transit ASes present in the Internet Routing Table:   814
      Average ARIN Region AS path length visible:                       4.8
          Max ARIN Region AS path length visible:                        19
      Number of ARIN addresses announced to Internet:             192875776
          Equivalent to 11 /8s, 127 /16s and 13 /24s
          Percentage of available ARIN address space announced:        71.9
      
      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, 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:                   21791
          Total RIPE prefixes after maximum aggregation:              15988
      Prefixes being announced from the RIPE address blocks:          18247
          Unique aggregates announced from the RIPE address blocks:   12202
      RIPE Region origin ASes present in the Internet Routing Table:   4634
      RIPE Region origin ASes announcing only one prefix:              2516
      RIPE Region transit ASes present in the Internet Routing Table:   830
      Average RIPE Region AS path length visible:                       5.6
          Max RIPE Region AS path length visible:                        20
      Number of RIPE addresses announced to Internet:             132097536
          Equivalent to 7 /8s, 223 /16s and 166 /24s
          Percentage of available RIPE address space announced:        71.6
      
      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, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5401
          Total LACNIC prefixes after maximum aggregation:             2242
      Prefixes being announced from the LACNIC address blocks:         4817
          Unique aggregates announced from the LACNIC address blocks:  2991
      LACNIC Region origin ASes present in the Internet Routing Table:  335
      LACNIC Region origin ASes announcing only one prefix:              87
      LACNIC Region transit ASes present in the Internet Routing Table:  67
      Average LACNIC Region AS path length visible:                     5.4
          Max LACNIC Region AS path length visible:                      24
      Number of LACNIC addresses announced to Internet:            12709120
          Equivalent to 0 /8s, 193 /16s and 237 /24s
          Percentage of available LACNIC address space announced:      37.9
      
      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     1073       1087         764   Telstra Pty Ltd
       4755      419        133          70   Videsh Sanchar Nigam Ltd. Aut
       2907      374       1895         350   SINET Japan
      17557      348         25         148   Pakistan Telecom
        703      343        371         272   UUNET
       2764      311        341         278   connect.com.au pty ltd
       7474      274        306         205   Optus Communications Pty Ltd
      17676      250       3862          19   XTAGE CORPORATION
       3786      243        773         210   DACOM Corporation
       4134      240       2066         119   Data Communications Bureau
       9583      229         35          21   Satyam Infoway Ltd.,
       4766      212       2475         159   Korea Internet Exchange for "
       9800      183        294          59   CHINA UNICOM
       9443      182         58          82   Primus Telecommunications
       9498      155         10          24   BHARTI BT INTERNET LTD.
       4739      139         58         127   Commerical Internet eXchange 
       9238      135          8          18   TATA ISP
       7539      130        156         104   TANet2, sponsored by NSC, TAI
       4716      128        745         122   TTnet
       9768      126        384          60   Korea Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1549       8897        1094   UUNET Technologies, Inc. 
       7018     1338       7181         927   AT&T 
       7132     1015       6572         227   Southwestern Bell Internet Se
       1239      949       3018         667   Sprint 
       3908      915       1549         480   Supernet, Inc. 
        189      683        340         296   Genuity 
      11305      647        170          72   Interland Incorporated 
       7843      618        360         171   Adelphia Corp. 
          1      617       2603         419   GENUITY 
       4323      603        525         175   Time Warner Communications, I
      18566      599        160           8   Covad Communications 
        852      527       1124         416   Telus Advanced Communications
        705      510        273         333   UUNET Technologies, Inc. 
        209      494       2106         299   Qwest 
       6197      493        343         195   BellSouth Network Solutions, 
       7066      484        204         259   Virginia Polytechnic Institut
       6198      466        230         177   BellSouth Network Solutions, 
      20115      462        194         283   Charter Communications 
        690      448         65         293   Merit Network 
       2386      403        506         235   AT&T Data Communications Serv
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      750       2174         636   UUNET - Commercial IP service
       3301      304       1171         291   TeliaNet Sweden
       3215      284        864         159   France Telecom Transpac
       5515      281        795         150   Sonera Solution Autonomous Sy
       3320      265       2004         227   Deutsche Telekom AG
        719      261        307         124   LANLINK autonomous system
        680      232       2053         229   DFN-IP service G-WiN
       8220      224        384         212   COLT Internet - International
       1257      223        315         185   SWIPnet Swedish IP Network
       5400      220        139         129   BT Ignite European Backbone
        786      179       1874         179   The JANET IP Service
       8708      152         44         149   Romania Data Systems S.A.
       3303      140        549         137   Swisscom Ltd
      12302      128         18          35   MobiFon S.A.
       2856      123       1315         113   BTnet UK Regional network
       3246      118        366         114   Song Networks
       3269      118        823          65   TELECOM ITALIA
       3352      109        780          32   Ibernet, Internet Access Netw
       2647       99       4129          39   SITA
       5511       95        177          76   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      296         98         109   ImpSat
       7303      238         37          57   Telecom Argentina Stet-France
       8151      214        350         117   UniNet S.A. de C.V. 
      11172      171         66          40   Servicios Alestra S.A de C.V 
      16814      135          9          17   NSS, S.A. 
       6503      130        189          93   AVANTEL, S.A. 
      10620      115          7          32   TVCABLE BOGOTA 
      11340      105          3          33   Red Universitaria Nacional 
       6147       97         70          21   Telefonica Del Peru 
      11992       90          9          34   Integrated Systems 
      13999       86         36           8   Mega Cable S.A. de C.V. 
       8065       82          9          16   Empresas Publicas de Medellin
       6535       74          5          21   Chilesat Servicios  Empresari
       1916       73        306          43   Fundacao de Amparo a Pesquisa
      15311       71         12          35   Telefonica Empresas 
      11311       69          7          13   Sinectis S.A. 
       4270       68         18           9   Red de Interconexion Universi
      11830       66          4          27   Instituto Costarricense de El
       7927       65          5          40   Global One Venezuela 
       7080       64          4           1   Electronica y Comunicaciones 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7132      1015         788      Southwestern Bell Internet Se
      18566       599         591      Covad Communications 
      11305       647         575      Interland Incorporated 
       7843       618         447      Adelphia Corp. 
       3908       915         435      Supernet, Inc. 
       4323       603         428      Time Warner Communications, I
       7018      1338         411      AT&T 
        189       683         387      Genuity 
       4755       419         349      Videsh Sanchar Nigam Ltd. Aut
       1221      1073         309      Telstra Pty Ltd
       6197       493         298      BellSouth Network Solutions, 
       4355       398         294      EarthLink, Inc. 
      27364       312         294      Armstrong Cable Services 
       6198       466         289      BellSouth Network Solutions, 
      22927       298         285      TELEFONICA DE ARGENTINA 
       6347       363         284      SAVVIS Communications Corpora
       1239       949         282      Sprint 
        376       383         267      Reseau Interordinateurs Scien
      22909       276         264      Comcast Cable Corporation 
      17676       250         231      XTAGE CORPORATION
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65516   PRIVATE       61.232.70.0/24       17621       China Netcom Corp.
      65516   PRIVATE       61.232.71.0/24       17621       China Netcom Corp.
      65516   PRIVATE       61.232.72.0/22       17621       China Netcom Corp.
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      64811   PRIVATE       211.154.136.0/23      4813       China Telecom(Group)
      64811   PRIVATE       211.154.138.0/23      4813       China Telecom(Group)
      64811   PRIVATE       211.154.152.0/23      4813       China Telecom(Group)
      64811   PRIVATE       211.154.154.0/23      4813       China Telecom(Group)
      65501   PRIVATE       218.144.170.128/26    4766       Korea Internet Excha
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      172.208.0.0/14        1668     GNN Hosting Service 
      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 
      192.158.254.0/24       705     UUNET Technologies, Inc. 
      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        /8:20       /9:5       /10:8       /11:13      /12:53      
      /13:99      /14:256     /15:470     /16:7426    /17:1692    /18:2993    
      /19:8480    /20:8562    /21:6138    /22:9082    /23:10660   /24:69576   
      /25:165     /26:256     /27:58      /28:41      /29:26      /30:23      
      /31:0       /32:27      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        189      606           683      Genuity 
      18566      593           599      Covad Communications 
       3908      573           915      Supernet, Inc. 
      11305      573           647      Interland Incorporated 
       7018      466          1338      AT&T 
        702      458           750      UUNET - Commercial IP service
        701      433          1549      UUNET Technologies, Inc. 
        690      406           448      Merit Network 
       7066      381           484      Virginia Polytechnic Institut
       7843      378           618      Adelphia Corp. 
       6197      368           493      BellSouth Network Solutions, 
       6198      364           466      BellSouth Network Solutions, 
       1239      358           949      Sprint 
      20115      323           462      Charter Communications 
      27364      306           312      Armstrong Cable Services 
      22927      236           298      TELEFONICA DE ARGENTINA 
          1      225           617      GENUITY 
      19262      221           257      Verizon Global Networks 
       4355      217           398      EarthLink, Inc. 
       3215      213           284      France Telecom Transpac
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:704      13:1        15:4        16:1        17:3      
        20:7        24:854      25:1        32:95       38:40       40:21     
        44:2        57:17       61:261      62:343      63:1875     64:1950   
        65:1967     66:2581     67:178      68:375      69:202      80:361    
        81:129     128:142     129:176     130:47      131:81      132:26     
       134:174     135:4       136:116     137:106     138:109     139:64     
       140:158     141:120     142:94      143:43      144:106     145:16     
       146:272     147:97      148:288     149:61      150:44      151:70     
       152:231     153:60      154:7       155:116     156:54      157:45     
       158:127     159:138     160:43      161:76      162:130     163:77     
       164:312     165:143     166:94      167:318     168:408     169:61     
       170:312     171:8       192:5352    193:2474    194:2003    195:1057   
       196:474     198:3564    199:2717    200:2996    202:3793    203:5245   
       204:3001    205:2050    206:2369    207:2425    208:2593    209:2900   
       210:814     211:353     212:984     213:810     214:19      215:23     
       216:3554    217:628     218:89      219:44      220:94      221:3      
      
      
      End of report