[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, 22 Nov 2003 04:06:51 +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 22 Nov, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            130240
          Prefixes after maximum aggregation:                         80494
          Unique aggregates announced to Internet:                    62440
      Total ASes present in the Internet Routing Table:               16223
      Origin-only ASes present in the Internet Routing Table:         14087
      Origin ASes announcing only one prefix:                          6455
      Transit ASes present in the Internet Routing Table:              2136
      Transit-only ASes present in the Internet Routing Table:           71
      Average AS path length visible in the Internet Routing Table:     4.7
          Max AS path length visible:                                    21
      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:           13
      Number of addresses announced to Internet:                 1260398948
          Equivalent to 75 /8s, 32 /16s and 41 /24s
          Percentage of available address space announced:             34.0
          Percentage of allocated address space announced:             59.3
          Percentage of available address space allocated:             57.3
      Total number of prefixes smaller than registry allocations:     57504
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  23668
          Total APNIC prefixes after maximum aggregation:             12972
      Prefixes being announced from the APNIC address blocks:         22061
          Unique aggregates announced from the APNIC address blocks:  12587
      APNIC Region origin ASes present in the Internet Routing Table:  1949
      APNIC Region origin ASes announcing only one prefix:              581
      APNIC Region transit ASes present in the Internet Routing Table:  318
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:            128246528
          Equivalent to 7 /8s, 164 /16s and 227 /24s
          Percentage of available APNIC address space announced:       69.1
      
      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:                     76901
          Total ARIN prefixes after maximum aggregation:                47801
      Prefixes being announced from the ARIN address blocks:            59640
          Unique aggregates announced from the ARIN address blocks:     20603
      ARIN Region origin ASes present in the Internet Routing Table:     8756
      ARIN Region origin ASes announcing only one prefix:                3053
      ARIN Region transit ASes present in the Internet Routing Table:     828
      Average ARIN Region AS path length visible:                         4.5
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               209654176
          Equivalent to 12 /8s, 127 /16s and 17 /24s
          Percentage of available ARIN address space announced:          73.5
      
      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, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     23018
          Total RIPE prefixes after maximum aggregation:                16806
      Prefixes being announced from the RIPE address blocks:            19857
          Unique aggregates announced from the RIPE address blocks:     13182
      RIPE Region origin ASes present in the Internet Routing Table:     4988
      RIPE Region origin ASes announcing only one prefix:                2685
      RIPE Region transit ASes present in the Internet Routing Table:     877
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               141825024
          Equivalent to 8 /8s, 116 /16s and 20 /24s
          Percentage of available RIPE address space announced:          65.0
      
      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
                             30720 - 31743
      RIPE Address Blocks    62/8, 80/6, 84/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5544
          Total LACNIC prefixes after maximum aggregation:               2214
      Prefixes being announced from the LACNIC address blocks:           5051
          Unique aggregates announced from the LACNIC address blocks:    3056
      LACNIC Region origin ASes present in the Internet Routing Table:    364
      LACNIC Region origin ASes announcing only one prefix:               107
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              13495040
          Equivalent to 0 /8s, 205 /16s and 235 /24s
          Percentage of available LACNIC address space announced:        40.2
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1107
          Total AfriNIC prefixes after maximum aggregation:               701
      Prefixes being announced from the AfriNIC address blocks:           723
          Unique aggregates announced from the AfriNIC address blocks:    556
      AfriNIC Region origin ASes present in the Internet Routing Table:    95
      AfriNIC Region origin ASes announcing only one prefix:               29
      AfriNIC Region transit ASes present in the Internet Routing Table:   11
      Average AfriNIC Region AS path length visible:                      5.0
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              1753344
          Equivalent to 0 /8s, 26 /16s and 193 /24s
          Percentage of available AfriNIC address space announced:       10.5
      
      AfriNIC AS Blocks      <none>
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221      953       1119         681   Telstra Pty Ltd
       4134      397       2432         111   Data Communications Bureau
       2907      374       1864         350   SINET Japan
       4755      349        131          58   Videsh Sanchar Nigam Ltd. Aut
       9443      337         71          82   Primus Telecommunications
        703      325        355         258   UUNET
      17557      300         21         151   Pakistan Telecom
      17676      281       4156          32   XTAGE CORPORATION
       2764      278        287         238   connect.com.au pty ltd
       4766      264       2896         191   Korea Internet Exchange for "
       7474      264        306         215   Optus Communications Pty Ltd
       4538      248       1778          22   China Education and Research 
       9583      236         44          11   Satyam Infoway Ltd.,
       3786      234        773         203   DACOM Corporation
       9929      215        165          38   China Netcom Corp.
       9800      207        343          57   CHINA UNICOM
       9942      202         68         117   COMindico Australia
       9498      171         22          29   BHARTI BT INTERNET LTD.
      17642      154         40         113   RequestDSL BGP AS# for Sydney
       4837      145       1253          98   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1437       8668         993   UUNET Technologies, Inc. 
       7018     1373       7016         946   AT&T 
       1239      948       3108         663   Sprint 
        209      886       3474         539   Qwest 
       6197      751        434         212   BellSouth Network Solutions, 
      18566      728        176           8   Covad Communications 
       4323      689        594         201   Time Warner Communications, I
       3356      676      10870         551   Level 3 Communications, LLC 
       6198      615        373         225   BellSouth Network Solutions, 
      20115      583        316         330   Charter Communications 
       7843      524        498         123   Adelphia Corp. 
        852      516       1107         409   Telus Advanced Communications
       7066      509        207         271   Virginia Polytechnic Institut
       7132      439       7225         306   Southwestern Bell Internet Se
      19029      414        174         275   New Edge Networks 
       2386      404        543         211   AT&T Data Communications Serv
        690      400         58         270   Merit Network 
       4355      390        329         101   EarthLink, Inc. 
        705      383        180         239   UUNET Technologies, Inc. 
        376      358        359         114   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      694       2092         575   UUNET - Commercial IP service
       3301      305       1170         290   TeliaNet Sweden
       3320      276       1988         230   Deutsche Telekom AG
       8220      257        420         246   COLT Internet - International
       1257      237        455         188   SWIPnet Swedish IP Network
        680      232       2054         229   DFN-IP service G-WiN
      13083      215         51           8   Mannesmann Datenverarbeitung 
       5400      190        175         139   BT Ignite European Backbone
       3246      178        438         176   Song Networks
        786      175       1826         175   The JANET IP Service
       5515      175        778         137   Sonera Solution Autonomous Sy
       8708      162        111         156   Romania Data Systems S.A.
       3215      160        687          81   France Telecom Transpac
      25186      160        181         113   France Telecom Transpac's Tra
       3303      145        557         139   Swisscom Ltd
        719      134        288         104   LANLINK autonomous system
      12302      126         18          33   MobiFon S.A.
       3269      118        911          65   TELECOM ITALIA
       2856      117       1294         108   BTnet UK Regional network
       6746      103         16          77   Dynamic Network Technologies,
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      343        120          66   ImpSat
       8151      233        351         125   UniNet S.A. de C.V. 
      11172      192         77          42   Servicios Alestra S.A de C.V 
       7303      181         43          33   Telecom Argentina Stet-France
      16814      156         10           5   NSS, S.A. 
       6505      134         91          94   Global One Communicaoes Ltda 
       6503      128        205          92   AVANTEL, S.A. 
      10620      123          8          27   TVCABLE BOGOTA 
       6147      121         70          19   Telefonica Del Peru 
      11340      107          3          30   Red Universitaria Nacional 
      11992       86         25          31   Integrated Systems 
       8065       83         10          19   Empresas Publicas de Medellin
      15311       76         16          39   Telefonica Empresas 
       6535       75          5          18   Chilesat Servicios  Empresari
       4270       71         18           9   Red de Interconexion Universi
      11311       66          7          22   Sinectis S.A. 
       7080       64          4           1   Electronica y Comunicaciones 
      14420       61          4          23   ANDINATEL S.A. 
      27699       60        152          15   TELECOMUNICACOES DE SAO PAULO
       1916       59        262          39   Fundacao de Amparo a Pesquisa
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      250        632         219   The Internet Solution 
       2018       94        297          92   Tertiary Education Network 
       5536       88          7          23   Internet Egypt Network
       2905       59        245          52   The Internetworking Company o
       2561       55          6           3   Egyptian Universities Network
      11845       35          9          10   Data Pro Business Online 
      11569       31         29          28   satellite data networks 
      16284       30          3           5   GST-N Autonomous System
      16637       26          9          19   Johnnic e-Ventures 
       9129       25          3           4   UUNET Kenya
       5713       24         93          22   Telkom SA Ltd 
      12455       23          4           2   Jambonet Autonomous system
       6713       21         38           8   Itissalat Al-MAGHRIB
      10798       18          1          12   Standard Bank of South Africa
       3208       17          2           1   ARN Network
       8524       17          1           3   AUCEGYPT Autonomous System
      12258       15          3          10   Vodacom Internet Company 
      15706       15          2           5   Sudatel Internet Exchange Aut
      17148       14          1           8   First National Bank 
       8346       12          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       728         720      Covad Communications 
       6197       751         539      BellSouth Network Solutions, 
       4323       689         488      Time Warner Communications, I
       7018      1373         427      AT&T 
       7843       524         401      Adelphia Corp. 
       6198       615         390      BellSouth Network Solutions, 
        209       886         347      Qwest 
      27364       353         329      Armstrong Cable Services 
      22909       312         302      Comcast Cable Corporation 
       4755       349         291      Videsh Sanchar Nigam Ltd. Aut
       5668       309         290      Century Telephone 
       4355       390         289      EarthLink, Inc. 
       4134       397         286      Data Communications Bureau
       1239       948         285      Sprint 
      22773       310         284      Cox Communications, Inc. Atla
       6140       343         277      ImpSat
       1221       953         272      Telstra Pty Ltd
       9443       337         255      Primus Telecommunications
       6347       333         254      SAVVIS Communications Corpora
      20115       583         253      Charter Communications 
      
      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
      64560   PRIVATE       198.137.16.0/20       3479       Kennesaw State Colle
      
      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
      192.172.0.0/19         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        /8:19       /9:4       /10:6       /11:13      /12:57      
      /13:97      /14:275     /15:480     /16:7459    /17:1828    /18:3277    
      /19:8673    /20:9173    /21:6655    /22:9353    /23:10911   /24:71201   
      /25:180     /26:229     /27:165     /28:71      /29:22      /30:51      
      /31:0       /32:41      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      722           728      Covad Communications 
       6197      607           751      BellSouth Network Solutions, 
       7018      502          1373      AT&T 
       6198      476           615      BellSouth Network Solutions, 
        701      441          1437      UUNET Technologies, Inc. 
        702      418           694      UUNET - Commercial IP service
       7066      401           509      Virginia Polytechnic Institut
      20115      366           583      Charter Communications 
        690      361           400      Merit Network 
      27364      347           353      Armstrong Cable Services 
       3356      342           676      Level 3 Communications, LLC 
       1239      328           948      Sprint 
        209      311           886      Qwest 
       5668      275           309      Century Telephone 
      19029      264           414      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      218           276      Deutsche Telekom AG
       4355      216           390      EarthLink, Inc. 
       6517      212           237      Yipes Communications, Inc. 
      14824      201           226      NewSouth Communications Corp.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:757      13:1        15:6        16:1        17:3      
        20:7        24:870      32:88       38:43       40:23       43:1      
        44:2        55:1        56:1        57:14       61:336      62:462    
        63:1841     64:1807     65:1791     66:2191     67:278      68:628    
        69:337      80:443      81:173      82:33      128:161     129:160    
       130:68      131:82      132:18      134:174     135:16      136:185    
       137:113     138:139     139:50      140:166     141:140     142:110    
       143:48      144:63      145:39      146:286     147:71      148:312    
       149:85      150:118     151:60      152:208     153:58      154:1      
       155:129     156:60      157:61      158:139     159:136     160:46     
       161:49      162:364     163:74      164:323     165:166     166:107    
       167:212     168:179     169:93      170:311     171:9       192:5491   
       193:2433    194:2007    195:1301    196:515     198:3630    199:2842   
       200:3024    201:3       202:4179    203:5327    204:2935    205:2022   
       206:2290    207:2621    208:2490    209:2792    210:947     211:412    
       212:894     213:982     214:17      215:24      216:3364    217:788    
       218:118     219:87      220:119     221:17      222:1      
      
      End of report