[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, 30 Aug 2003 04:06:40 +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 30 Aug, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            127943
          Prefixes after maximum aggregation:                         80027
          Unique aggregates announced to Internet:                    61263
      Total ASes present in the Internet Routing Table:               15751
      Origin-only ASes present in the Internet Routing Table:         13658
      Origin ASes announcing only one prefix:                          6212
      Transit ASes present in the Internet Routing Table:              2093
      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:                                    26
      Illegal AS announcements present in the Routing Table:              3
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           15
      Number of addresses announced to Internet:                 1239924000
          Equivalent to 73 /8s, 231 /16s and 189 /24s
          Percentage of available address space announced:             33.5
          Percentage of allocated address space announced:             59.8
          Percentage of available address space allocated:             56.0
      Total number of prefixes smaller than registry allocations:     56939
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  22305
          Total APNIC prefixes after maximum aggregation:             12682
      Prefixes being announced from the APNIC address blocks:         20737
          Unique aggregates announced from the APNIC address blocks:  12263
      APNIC Region origin ASes present in the Internet Routing Table:  1890
      APNIC Region origin ASes announcing only one prefix:              545
      APNIC Region transit ASes present in the Internet Routing Table:  312
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            121106176
          Equivalent to 7 /8s, 55 /16s and 239 /24s
          Percentage of available APNIC address space announced:       65.3
      
      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:                   77902
          Total ARIN prefixes after maximum aggregation:              48613
      Prefixes being announced from the ARIN address blocks:          55597
          Unique aggregates announced from the ARIN address blocks:   17253
      ARIN Region origin ASes present in the Internet Routing Table:   8623
      ARIN Region origin ASes announcing only one prefix:              2953
      ARIN Region transit ASes present in the Internet Routing Table:   830
      Average ARIN Region AS path length visible:                       4.6
          Max ARIN Region AS path length visible:                        21
      Number of ARIN addresses announced to Internet:             196363040
          Equivalent to 11 /8s, 180 /16s and 67 /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:                   22369
          Total RIPE prefixes after maximum aggregation:              16413
      Prefixes being announced from the RIPE address blocks:          18986
          Unique aggregates announced from the RIPE address blocks:   12754
      RIPE Region origin ASes present in the Internet Routing Table:   4819
      RIPE Region origin ASes announcing only one prefix:              2615
      RIPE Region transit ASes present in the Internet Routing Table:   851
      Average RIPE Region AS path length visible:                       5.4
          Max RIPE Region AS path length visible:                        26
      Number of RIPE addresses announced to Internet:             135214400
          Equivalent to 8 /8s, 15 /16s and 53 /24s
          Percentage of available RIPE address space announced:        73.3
      
      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:                  5365
          Total LACNIC prefixes after maximum aggregation:             2319
      Prefixes being announced from the LACNIC address blocks:         4807
          Unique aggregates announced from the LACNIC address blocks:  3132
      LACNIC Region origin ASes present in the Internet Routing Table:  348
      LACNIC Region origin ASes announcing only one prefix:              99
      LACNIC Region transit ASes present in the Internet Routing Table:  70
      Average LACNIC Region AS path length visible:                     5.2
          Max LACNIC Region AS path length visible:                      20
      Number of LACNIC addresses announced to Internet:            13049600
          Equivalent to 0 /8s, 199 /16s and 31 /24s
          Percentage of available LACNIC address space announced:      38.9
      
      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      981       1125         694   Telstra Pty Ltd
       4755      398        134          73   Videsh Sanchar Nigam Ltd. Aut
       2907      375       1911         349   SINET Japan
        703      340        356         269   UUNET
       4134      333       2220         112   Data Communications Bureau
      17557      304         26         136   Pakistan Telecom
       2764      299        323         267   connect.com.au pty ltd
       7474      265        307         206   Optus Communications Pty Ltd
      17676      254       3910          22   XTAGE CORPORATION
       9583      243         37          21   Satyam Infoway Ltd.,
       4766      238       2461         170   Korea Internet Exchange for "
       3786      237        773         203   DACOM Corporation
       9800      198        326          56   CHINA UNICOM
       9443      182         58          82   Primus Telecommunications
       9498      176         16          33   BHARTI BT INTERNET LTD.
       4538      170       1538          21   China Education and Research 
       9929      170        155          34   China Netcom Corp.
      17642      156         41         117   RequestDSL BGP AS# for Sydney
       9942      155         69         100   COMindico Australia
       9238      140          9          21   TATA ISP
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1485       8755        1043   UUNET Technologies, Inc. 
       7018     1388       7137         984   AT&T 
       1239      893       3030         643   Sprint 
       3908      888       1418         474   Supernet, Inc. 
        189      673        451         333   Genuity 
      18566      672        160           8   Covad Communications 
       4323      624        551         179   Time Warner Communications, I
       6197      571        387         248   BellSouth Network Solutions, 
       7843      548        419         182   Adelphia Corp. 
        852      517       1123         411   Telus Advanced Communications
        209      514       2129         298   Qwest 
       6198      514        277         197   BellSouth Network Solutions, 
       7066      490        205         262   Virginia Polytechnic Institut
      20115      480        200         290   Charter Communications 
       3356      475      10659         394   Level 3 Communications, LLC 
          1      467       1056         301   GENUITY 
        705      462        182         288   UUNET Technologies, Inc. 
       7132      413       6657         240   Southwestern Bell Internet Se
        690      410         59         276   Merit Network 
       4355      392        340         111   EarthLink, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      727       2122         602   UUNET - Commercial IP service
       3301      294       1168         280   TeliaNet Sweden
       3320      268       1989         228   Deutsche Telekom AG
       1257      249        375         190   SWIPnet Swedish IP Network
       8220      246        431         235   COLT Internet - International
        680      232       2054         229   DFN-IP service G-WiN
       3215      213        736         120   France Telecom Transpac
        719      193        307         122   LANLINK autonomous system
       5515      185        779         148   Sonera Solution Autonomous Sy
       5400      180        175         131   BT Ignite European Backbone
        786      179       1874         179   The JANET IP Service
       8708      159        111         155   Romania Data Systems S.A.
       3303      143        540         140   Swisscom Ltd
      12302      126         18          33   MobiFon S.A.
       3246      122        360         120   Song Networks
       3269      117        821          64   TELECOM ITALIA
       2856      112       1295         103   BTnet UK Regional network
       3352      111        828          31   Ibernet, Internet Access Netw
       2647      101       4129          45   SITA
       6746       88         12          75   Dynamic Network Technologies,
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      319        103         114   ImpSat
       7303      234         39          64   Telecom Argentina Stet-France
       8151      222        334         117   UniNet S.A. de C.V. 
      11172      178         77          43   Servicios Alestra S.A de C.V 
      16814      151         10          17   NSS, S.A. 
       6503      133        205          94   AVANTEL, S.A. 
      10620      127          8          28   TVCABLE BOGOTA 
      11340      108          3          39   Red Universitaria Nacional 
      11992       86          8          36   Integrated Systems 
       6147       83         70          20   Telefonica Del Peru 
       8065       80          8          17   Empresas Publicas de Medellin
       6535       75          5          18   Chilesat Servicios  Empresari
      15311       75         14          38   Telefonica Empresas 
      11830       74          6          29   Instituto Costarricense de El
       1916       73        306          43   Fundacao de Amparo a Pesquisa
       4270       68         18           9   Red de Interconexion Universi
       7927       67          6          40   Global One Venezuela 
       7080       64          4           1   Electronica y Comunicaciones 
       7984       59         12          40   Global One Colombia 
      13999       56         36           8   Mega Cable S.A. de C.V. 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       672         664      Covad Communications 
       4323       624         445      Time Warner Communications, I
       3908       888         414      Supernet, Inc. 
       7018      1388         404      AT&T 
       7843       548         366      Adelphia Corp. 
        189       673         340      Genuity 
       4755       398         325      Videsh Sanchar Nigam Ltd. Aut
       6197       571         323      BellSouth Network Solutions, 
      11305       358         320      Interland Incorporated 
       6198       514         317      BellSouth Network Solutions, 
      27364       317         294      Armstrong Cable Services 
       1221       981         287      Telstra Pty Ltd
       4355       392         281      EarthLink, Inc. 
       6347       356         277      SAVVIS Communications Corpora
      22909       291         273      Comcast Cable Corporation 
       1239       893         250      Sprint 
        226       291         249      Los Nettos 
      25844       241         239      Skadden, Arps, Slate, Meagher
        376       353         238      Reseau Interordinateurs Scien
      17676       254         232      XTAGE CORPORATION
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18413   UNALLOCATED   61.67.0.0/20          4747       Taiwan Telecommunica
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      65100   PRIVATE       210.104.28.0/25       9768       Korea Telecom
      
      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 
      192.228.80.0/24      30122     INTERNET SOFTWARE CONSORTIUM,
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:20       /9:4       /10:6       /11:12      /12:55      
      /13:98      /14:262     /15:475     /16:7410    /17:1737    /18:3077    
      /19:8443    /20:8712    /21:6362    /22:9430    /23:10907   /24:70278   
      /25:168     /26:220     /27:150     /28:26      /29:13      /30:51      
      /31:0       /32:27      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      666           672      Covad Communications 
        189      588           673      Genuity 
       3908      566           888      Supernet, Inc. 
       7018      493          1388      AT&T 
        701      444          1485      UUNET Technologies, Inc. 
        702      442           727      UUNET - Commercial IP service
       6197      436           571      BellSouth Network Solutions, 
       6198      406           514      BellSouth Network Solutions, 
       7066      386           490      Virginia Polytechnic Institut
        690      371           410      Merit Network 
      20115      328           480      Charter Communications 
      27364      311           317      Armstrong Cable Services 
       1239      307           893      Sprint 
      10753      298           312      XCOM Technologies, INC. 
      11305      281           358      Interland Incorporated 
       7843      264           548      Adelphia Corp. 
      25844      241           241      Skadden, Arps, Slate, Meagher
       4355      210           392      EarthLink, Inc. 
       3320      207           268      Deutsche Telekom AG
       3356      207           475      Level 3 Communications, LLC 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:703      13:1        15:4        16:1        17:4      
        20:6        24:838      25:1        32:85       38:45       40:23     
        44:2        55:1        57:14       61:300      62:393      63:1853   
        64:1781     65:1997     66:2693     67:257      68:390      69:256    
        80:409      81:124      82:13      128:130     129:171     130:62     
       131:82      132:13      134:172     135:7       136:186     137:114    
       138:117     139:47      140:146     141:134     142:99      143:45     
       144:90      145:13      146:275     147:62      148:302     149:76     
       150:123     151:68      152:218     153:57      154:4       155:127    
       156:68      157:48      158:118     159:135     160:45      161:75     
       162:360     163:78      164:312     165:146     166:96      167:312    
       168:179     169:95      170:321     171:9       192:5376    193:2477   
       194:1980    195:1186    196:473     198:3619    199:2739    200:2966   
       202:3890    203:5264    204:3021    205:2044    206:2337    207:2547   
       208:2565    209:2856    210:898     211:301     212:974     213:923    
       214:16      215:22      216:3276    217:707     218:102     219:74     
       220:102     221:10     
      
      End of report