[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, 6 Jun 2003 20:06:31 +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 06 Jun, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            125953
          Prefixes after maximum aggregation:                         78963
          Unique aggregates announced to Internet:                    59252
      Total ASes present in the Internet Routing Table:               15289
      Origin-only ASes present in the Internet Routing Table:         13266
      Origin ASes announcing only one prefix:                          6004
      Transit ASes present in the Internet Routing Table:              2023
      Transit-only ASes present in the Internet Routing Table:           71
      Average AS path length visible in the Internet Routing Table:     5.2
          Max AS path length visible:                                   255
      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:           30
      Number of addresses announced to Internet:                 1233876800
          Equivalent to 73 /8s, 139 /16s and 119 /24s
          Percentage of available address space announced:             33.3
          Percentage of allocated address space announced:             59.5
          Percentage of available address space allocated:             55.9
      Total number of prefixes smaller than registry allocations:     55596
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  21756
          Total APNIC prefixes after maximum aggregation:             12616
      Prefixes being announced from the APNIC address blocks:         20161
          Unique aggregates announced from the APNIC address blocks:  12160
      APNIC Region origin ASes present in the Internet Routing Table:  1808
      APNIC Region origin ASes announcing only one prefix:              515
      APNIC Region transit ASes present in the Internet Routing Table:  297
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       18
      Number of APNIC addresses announced to Internet:            114662816
          Equivalent to 6 /8s, 213 /16s and 157 /24s
          Percentage of available APNIC address space announced:       61.8
      
      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:                   77202
          Total ARIN prefixes after maximum aggregation:              48130
      Prefixes being announced from the ARIN address blocks:          55311
          Unique aggregates announced from the ARIN address blocks:   16369
      ARIN Region origin ASes present in the Internet Routing Table:   8450
      ARIN Region origin ASes announcing only one prefix:              2884
      ARIN Region transit ASes present in the Internet Routing Table:   812
      Average ARIN Region AS path length visible:                       5.0
          Max ARIN Region AS path length visible:                        19
      Number of ARIN addresses announced to Internet:             192464128
          Equivalent to 11 /8s, 120 /16s and 197 /24s
          Percentage of available ARIN address space announced:        71.7
      
      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:                   21643
          Total RIPE prefixes after maximum aggregation:              15966
      Prefixes being announced from the RIPE address blocks:          18139
          Unique aggregates announced from the RIPE address blocks:   12183
      RIPE Region origin ASes present in the Internet Routing Table:   4629
      RIPE Region origin ASes announcing only one prefix:              2520
      RIPE Region transit ASes present in the Internet Routing Table:   818
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        21
      Number of RIPE addresses announced to Internet:             131964416
          Equivalent to 7 /8s, 221 /16s and 158 /24s
          Percentage of available RIPE address space announced:        71.5
      
      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:                  5348
          Total LACNIC prefixes after maximum aggregation:             2251
      Prefixes being announced from the LACNIC address blocks:         4781
          Unique aggregates announced from the LACNIC address blocks:  2991
      LACNIC Region origin ASes present in the Internet Routing Table:  331
      LACNIC Region origin ASes announcing only one prefix:              85
      LACNIC Region transit ASes present in the Internet Routing Table:  68
      Average LACNIC Region AS path length visible:                     5.5
          Max LACNIC Region AS path length visible:                      24
      Number of LACNIC addresses announced to Internet:            12624640
          Equivalent to 0 /8s, 192 /16s and 163 /24s
          Percentage of available LACNIC address space announced:      37.6
      
      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     1076       1103         769   Telstra Pty Ltd
       4755      421        134          72   Videsh Sanchar Nigam Ltd. Aut
       2907      374       1895         350   SINET Japan
      17557      359         25         150   Pakistan Telecom
        703      343        371         272   UUNET
       2764      314        341         280   connect.com.au pty ltd
       4814      297         86          19   China Telecom (Group)
       7474      268        290         202   Optus Communications Pty Ltd
      17676      250       3862          19   XTAGE CORPORATION
       3786      242        772         209   DACOM Corporation
       4134      241       2067         120   Data Communications Bureau
       9583      228         34          18   Satyam Infoway Ltd.,
       4766      212       2475         159   Korea Internet Exchange for "
       9443      182         58          82   Primus Telecommunications
       9800      181        260          59   CHINA UNICOM
       9498      147         10          18   BHARTI BT INTERNET LTD.
       4739      138         57         126   Commerical Internet eXchange 
       9238      134          8          17   TATA ISP
       7539      130        156         104   TANet2, sponsored by NSC, TAI
       4716      128        745         122   TTnet
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1554       8929        1094   UUNET Technologies, Inc. 
       7018     1331       7193         921   AT&T 
       7132     1015       6572         227   Southwestern Bell Internet Se
       1239      951       3022         669   Sprint 
       3908      919       1557         482   Supernet, Inc. 
        189      705        341         292   Genuity 
      11305      646        170          72   Interland Incorporated 
          1      634       2623         429   GENUITY 
       7843      631        356         180   Adelphia Corp. 
       4323      598        525         175   Time Warner Communications, I
      18566      588        160           8   Covad Communications 
        852      526       1124         416   Telus Advanced Communications
        705      510        273         333   UUNET Technologies, Inc. 
        209      493       2106         299   Qwest 
       6197      491        343         194   BellSouth Network Solutions, 
       7066      481        204         259   Virginia Polytechnic Institut
       6198      466        230         177   BellSouth Network Solutions, 
      20115      462        194         283   Charter Communications 
        690      452         66         296   Merit Network 
       2386      440        521         250   AT&T Data Communications Serv
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      750       2173         637   UUNET - Commercial IP service
       3301      303       1172         290   TeliaNet Sweden
       3215      295        880         168   France Telecom Transpac
       3320      266       2004         227   Deutsche Telekom AG
        680      232       2053         229   DFN-IP service G-WiN
       1257      224        311         186   SWIPnet Swedish IP Network
       8220      223        384         211   COLT Internet - International
       5400      222        139         131   BT Ignite European Backbone
        719      215        307         124   LANLINK autonomous system
       5515      181        795         152   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       8708      152         44         149   Romania Data Systems S.A.
       3303      140        549         137   Swisscom Ltd
       8895      131         58          29   KACST/ISU Riyadh Autonomous S
      12302      128         18          35   MobiFon S.A.
       2856      124       1315         114   BTnet UK Regional network
       3269      117        823          64   TELECOM ITALIA
       3246      116        366         114   Song Networks
       3352      109        780          32   Ibernet, Internet Access Netw
       5511       95        177          76   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      295         98         110   ImpSat
       7303      238         37          57   Telecom Argentina Stet-France
       8151      214        350         117   UniNet S.A. de C.V. 
      11172      169         82          41   Servicios Alestra S.A de C.V 
      16814      135          9          17   NSS, S.A. 
       6503      131        189          94   AVANTEL, S.A. 
      10620      115          7          32   TVCABLE BOGOTA 
      11340      106          3          34   Red Universitaria Nacional 
       6147       98         70          21   Telefonica Del Peru 
      11992       89          8          37   Integrated Systems 
       8065       80          8          15   Empresas Publicas de Medellin
       6535       74          5          23   Chilesat Servicios  Empresari
       1916       73        306          43   Fundacao de Amparo a Pesquisa
      15311       71         12          35   Telefonica Empresas 
      13999       68         36           8   Mega Cable S.A. de C.V. 
       4270       67         18           9   Red de Interconexion Universi
      11830       66          4          27   Instituto Costarricense de El
       7080       64          4           1   Electronica y Comunicaciones 
       7927       64          5          39   Global One Venezuela 
      11311       64          6          13   Sinectis S.A. 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7132      1015         788      Southwestern Bell Internet Se
      18566       588         580      Covad Communications 
      11305       646         574      Interland Incorporated 
       7843       631         451      Adelphia Corp. 
       3908       919         437      Supernet, Inc. 
       4323       598         423      Time Warner Communications, I
        189       705         413      Genuity 
       7018      1331         410      AT&T 
       4755       421         349      Videsh Sanchar Nigam Ltd. Aut
       1221      1076         307      Telstra Pty Ltd
       6197       491         297      BellSouth Network Solutions, 
      27364       315         297      Armstrong Cable Services 
       4355       404         293      EarthLink, Inc. 
       6198       466         289      BellSouth Network Solutions, 
       6347       363         285      SAVVIS Communications Corpora
      22927       298         285      TELEFONICA DE ARGENTINA 
       1239       951         282      Sprint 
       4814       297         278      China Telecom (Group)
        376       384         268      Reseau Interordinateurs Scien
      22909       274         264      Comcast Cable 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
      
      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 
      192.16.52.0/24        1239     Sprint 
      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
      192.136.135.0/24      1239     Sprint 
      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 
      192.228.21.0/24      27299     CIRA Canadian Internet Regist
      192.228.22.0/24      27299     CIRA Canadian Internet Regist
      192.228.23.0/24      27299     CIRA Canadian Internet Regist
      192.228.24.0/24      27299     CIRA Canadian Internet Regist
      192.228.25.0/24      27299     CIRA Canadian Internet Regist
      192.228.26.0/24      27299     CIRA Canadian Internet Regist
      192.228.27.0/24      27299     CIRA Canadian Internet Regist
      192.228.28.0/24      27299     CIRA Canadian Internet Regist
      192.228.29.0/24      27299     CIRA Canadian Internet Regist
      192.228.30.0/24      27299     CIRA Canadian Internet Regist
      192.228.31.0/24      27299     CIRA Canadian Internet Regist
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:19       /9:5       /10:8       /11:13      /12:52      
      /13:99      /14:256     /15:470     /16:7425    /17:1674    /18:2992    
      /19:8462    /20:8533    /21:6153    /22:9084    /23:10662   /24:69503   
      /25:161     /26:215     /27:55      /28:40      /29:26      /30:21      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        189      628           705      Genuity 
      18566      582           588      Covad Communications 
       3908      575           919      Supernet, Inc. 
      11305      572           646      Interland Incorporated 
       7018      463          1331      AT&T 
        702      459           750      UUNET - Commercial IP service
        701      437          1554      UUNET Technologies, Inc. 
        690      410           452      Merit Network 
       7843      393           631      Adelphia Corp. 
       7066      378           481      Virginia Polytechnic Institut
       6197      367           491      BellSouth Network Solutions, 
       6198      364           466      BellSouth Network Solutions, 
       1239      357           951      Sprint 
      20115      323           462      Charter Communications 
      27364      308           315      Armstrong Cable Services 
       4814      282           297      China Telecom (Group)
      22927      236           298      TELEFONICA DE ARGENTINA 
          1      235           634      GENUITY 
       2386      220           440      AT&T Data Communications Serv
       3215      219           295      France Telecom Transpac
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:705      13:1        15:4        16:1        17:3      
        20:8        24:858      25:1        32:87       38:60       40:20     
        44:2        57:17       61:468      62:345      63:1868     64:1934   
        65:1964     66:2583     67:177      68:380      69:164      80:348    
        81:126     128:138     129:177     130:48      131:80      132:26     
       134:176     135:4       136:117     137:107     138:110     139:64     
       140:137     141:111     142:94      143:42      144:105     145:14     
       146:276     147:97      148:288     149:61      150:43      151:69     
       152:231     153:57      154:3       155:116     156:53      157:37     
       158:126     159:139     160:43      161:77      162:128     163:76     
       164:308     165:143     166:93      167:323     168:411     169:61     
       170:312     171:7       192:5333    193:2456    194:1953    195:1034   
       196:471     198:3560    199:2719    200:2978    202:3783    203:5264   
       204:2987    205:2029    206:2366    207:2413    208:2581    209:2886   
       210:821     211:333     212:1075    213:793     214:20      215:23     
       216:3535    217:615     218:87      219:39      220:92      221:3      
      
      
      End of report