[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Sat, 28 Feb 2004 04:08:36 +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 28 Feb, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            133874
          Prefixes after maximum aggregation:                         81885
          Unique aggregates announced to Internet:                    56016
      Total ASes present in the Internet Routing Table:               16723
      Origin-only ASes present in the Internet Routing Table:         14506
      Origin ASes announcing only one prefix:                          6702
      Transit ASes present in the Internet Routing Table:              2217
      Transit-only ASes present in the Internet Routing Table:           68
      Average AS path length visible in the Internet Routing Table:     4.8
          Max AS path length visible:                                    31
      Illegal AS announcements present in the Routing Table:             21
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1349061060
          Equivalent to 80 /8s, 105 /16s and 9 /24s
          Percentage of available address space announced:             36.4
          Percentage of allocated address space announced:             62.5
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     59334
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25018
          Total APNIC prefixes after maximum aggregation:               13252
      Prefixes being announced from the APNIC address blocks:           23409
          Unique aggregates announced from the APNIC address blocks:    13173
      APNIC Region origin ASes present in the Internet Routing Table:    2006
      APNIC Region origin ASes announcing only one prefix:                594
      APNIC Region transit ASes present in the Internet Routing Table:    319
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         19
      Number of APNIC addresses announced to Internet:              145874560
          Equivalent to 8 /8s, 177 /16s and 222 /24s
          Percentage of available APNIC address space announced:       78.6
      
      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:                     77952
          Total ARIN prefixes after maximum aggregation:                48275
      Prefixes being announced from the ARIN address blocks:            60255
          Unique aggregates announced from the ARIN address blocks:     14673
      ARIN Region origin ASes present in the Internet Routing Table:     8976
      ARIN Region origin ASes announcing only one prefix:                3177
      ARIN Region transit ASes present in the Internet Routing Table:     882
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               249358336
          Equivalent to 14 /8s, 220 /16s and 232 /24s
          Percentage of available ARIN address space announced:          82.6
      
      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
                             31744 - 32767
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     24126
          Total RIPE prefixes after maximum aggregation:                17475
      Prefixes being announced from the RIPE address blocks:            20980
          Unique aggregates announced from the RIPE address blocks:     11775
      RIPE Region origin ASes present in the Internet Routing Table:     5215
      RIPE Region origin ASes announcing only one prefix:                2806
      RIPE Region transit ASes present in the Internet Routing Table:     897
      Average RIPE Region AS path length visible:                         5.5
          Max RIPE Region AS path length visible:                          31
      Number of RIPE addresses announced to Internet:               172105344
          Equivalent to 10 /8s, 66 /16s and 30 /24s
          Percentage of available RIPE address space announced:          78.9
      
      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:                    5583
          Total LACNIC prefixes after maximum aggregation:               2209
      Prefixes being announced from the LACNIC address blocks:           5311
          Unique aggregates announced from the LACNIC address blocks:    3216
      LACNIC Region origin ASes present in the Internet Routing Table:    369
      LACNIC Region origin ASes announcing only one prefix:               103
      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:                        15
      Number of LACNIC addresses announced to Internet:              14329344
          Equivalent to 0 /8s, 218 /16s and 166 /24s
          Percentage of available LACNIC address space announced:        42.7
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1175
          Total AfriNIC prefixes after maximum aggregation:               674
      Prefixes being announced from the AfriNIC address blocks:           746
          Unique aggregates announced from the AfriNIC address blocks:    558
      AfriNIC Region origin ASes present in the Internet Routing Table:    89
      AfriNIC Region origin ASes announcing only one prefix:               22
      AfriNIC Region transit ASes present in the Internet Routing Table:   11
      Average AfriNIC Region AS path length visible:                      4.9
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1766400
          Equivalent to 0 /8s, 26 /16s and 244 /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      897       1086         643   Telstra Pty Ltd
       4134      669       2491         118   Data Communications Bureau
       4766      430       2913         236   Korea Internet Exchange for "
       4755      361        130          59   Videsh Sanchar Nigam Ltd. Aut
       2907      359       1846         336   SINET Japan
       9583      350         42          24   Satyam Infoway Ltd.,
       9443      347         70          81   Primus Telecommunications
        703      339        374         262   UUNET
      17557      332         24         162   Pakistan Telecom
       2764      296        274         241   connect.com.au pty ltd
      17676      296       4364          37   XTAGE CORPORATION
       7474      269        303         209   Optus Communications Pty Ltd
       9942      231         70         132   COMindico Australia
       9929      228        155          30   China Netcom Corp.
       9800      215        347          55   CHINA UNICOM
       9498      190         30          36   BHARTI BT INTERNET LTD.
       4837      164       1571         102   chinanet IDC center beijing n
       9304      164        159          23   Hutchison Telecom (HK)
       4739      151         60         138   Commerical Internet eXchange 
       7633      149         23          42   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1402       7234         982   AT&T 
        701     1345       8611         961   UUNET Technologies, Inc. 
       1239      939       3081         655   Sprint 
       3356      839      10954         676   Level 3 Communications, LLC 
       6197      735        443         271   BellSouth Network Solutions, 
        209      717       3531         503   Qwest 
      18566      691        192           9   Covad Communications 
       4323      690        543         203   Time Warner Communications, I
      20115      616        343         339   Charter Communications 
       6198      546        354         196   BellSouth Network Solutions, 
        852      505       1123         400   Telus Advanced Communications
       7066      498        206         270   Virginia Polytechnic Institut
       7843      493        582         121   Adelphia Corp. 
       7132      467       7834         321   Southwestern Bell Internet Se
       2386      432        579         230   AT&T Data Communications Serv
        690      397         58         267   Merit Network 
       4355      397        323         103   EarthLink, Inc. 
      19029      387        168         248   New Edge Networks 
      27364      382         28          23   Armstrong Cable Services 
        376      381        359         114   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      678       2052         564   UUNET - Commercial IP service
       3301      336       1178         315   TeliaNet Sweden
       3320      286       1965         234   Deutsche Telekom AG
       8220      264        411         252   COLT Internet - International
        680      242       2027         238   DFN-IP service G-WiN
        719      233        288         105   LANLINK autonomous system
       1257      229        506         190   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      191        447         189   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      172        111         162   Romania Data Systems S.A.
       5515      169        762         135   Sonera Solution Autonomous Sy
      25186      165        185         108   France Telecom Transpac's Tra
       3215      163        800          77   France Telecom Transpac
       5400      151        223         134   BT Ignite European Backbone
       3303      148      37418         137   Swisscom Ltd
       6746      128         19         112   Dynamic Network Technologies,
       3269      125       1037          65   TELECOM ITALIA
      12302      122         18          29   MobiFon S.A.
       2856      117       1294         107   BTnet UK Regional network
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      361        121          64   ImpSat
       8151      260        384         128   UniNet S.A. de C.V. 
      11172      206         77          43   Servicios Alestra S.A de C.V 
      16814      156         11           6   NSS, S.A. 
       6503      140        204          94   AVANTEL, S.A. 
       7303      136         51          31   Telecom Argentina Stet-France
       6505      131         90          91   Global One Communicaoes Ltda 
       6147      124         78          20   Telefonica Del Peru 
      11556       88         73          25   Cable-Wireless Panama 
      11992       79         25          29   Integrated Systems 
      15311       79         18          38   Telefonica Empresas 
       6535       78          5          20   Chilesat Servicios  Empresari
       4270       71         18           9   Red de Interconexion Universi
      11311       69          7          17   Sinectis S.A. 
       7080       66          4           2   Electronica y Comunicaciones 
      14420       64          4          25   ANDINATEL S.A. 
       8065       62         16          23   Empresas Publicas de Medellin
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
       5639       61          7          12   Telecommunications Services o
      10292       61          6          28   TELECOMMUNICATIONS OF JAMAICA
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      254        632         219   The Internet Solution 
       5536      105          8           3   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        272          80   The Internetworking Company o
       2561       58          6           3   Egyptian Universities Network
      11845       36          9          11   Data Pro Business Online 
       3208       32          2           1   ARN Network
       9129       31          3           4   UUNET Kenya
      16637       25          9          18   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      12455       24          4           2   Jambonet Autonomous system
      24835       23         18           6   RAYA Telecom - Egypt
       6713       22         38           9   Itissalat Al-MAGHRIB
       8524       19          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      15808       16          1           7   Communication Solutions Ltd i
      12258       15          3          10   Vodacom Internet Company 
      17148       14          1           8   First National Bank 
       8346       13          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       691         682      Covad Communications 
       4134       669         551      Data Communications Bureau
       4323       690         487      Time Warner Communications, I
       6197       735         464      BellSouth Network Solutions, 
        701      1345         384      UUNET Technologies, Inc. 
       7843       493         372      Adelphia Corp. 
      27364       382         359      Armstrong Cable Services 
       6198       546         350      BellSouth Network Solutions, 
       5668       346         331      Century Telephone 
       9583       350         326      Satyam Infoway Ltd.,
      22909       344         323      Comcast Cable Corporation 
      22773       347         311      Cox Communications, Inc. Atla
       4755       361         302      Videsh Sanchar Nigam Ltd. Aut
       6140       361         297      ImpSat
       4355       397         294      EarthLink, Inc. 
       1239       939         284      Sprint 
       6347       365         284      SAVVIS Communications Corpora
      20115       616         277      Charter Communications 
        376       381         267      Reseau Interordinateurs Scien
       9443       347         266      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65412   PRIVATE       64.70.42.0/24         3561       Cable & Wireless USA
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      65412   PRIVATE       211.161.0.0/21        4847       China Networks Inter
      65412   PRIVATE       211.161.8.0/21        4847       China Networks Inter
      65412   PRIVATE       211.161.32.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.34.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.36.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.38.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.40.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.42.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.44.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.46.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.80.0/21       4847       China Networks Inter
      65412   PRIVATE       211.161.88.0/21       4847       China Networks Inter
      65412   PRIVATE       220.113.0.0/21        4847       China Networks Inter
      65412   PRIVATE       220.113.8.0/21        4847       China Networks Inter
      65412   PRIVATE       220.113.16.0/21       4847       China Networks Inter
      65412   PRIVATE       220.113.24.0/21       4847       China Networks Inter
      65412   PRIVATE       220.113.32.0/21       4847       China Networks Inter
      65412   PRIVATE       220.113.40.0/21       4847       China Networks Inter
      
      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
      192.84.205.0/24        719     LANLINK autonomous system
      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        /8:28       /9:4       /10:6       /11:15      /12:59      
      /13:106     /14:290     /15:508     /16:7589    /17:1897    /18:3484    
      /19:9003    /20:9361    /21:6829    /22:9642    /23:11207   /24:73139   
      /25:195     /26:285     /27:160     /28:28      /29:8       /30:16      
      /31:0       /32:15      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      674           691      Covad Communications 
       6197      576           735      BellSouth Network Solutions, 
       7018      498          1402      AT&T 
       3356      452           839      Level 3 Communications, LLC 
        702      413           678      UUNET - Commercial IP service
       6198      394           546      BellSouth Network Solutions, 
       7066      392           498      Virginia Polytechnic Institut
      20115      382           616      Charter Communications 
        701      376          1345      UUNET Technologies, Inc. 
      27364      375           382      Armstrong Cable Services 
        690      360           397      Merit Network 
       1239      335           939      Sprint 
       5668      305           346      Century Telephone 
       4766      255           430      Korea Internet Exchange for "
      19029      255           387      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      234           286      Deutsche Telekom AG
       6517      225           247      Yipes Communications, Inc. 
       6386      223           249      bellsouth.net, inc. 
      13609      220           260      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:776      13:1        15:4        16:1        17:3      
        20:6        24:827      32:84       38:51       40:26       44:2      
        55:1        56:1        57:13       61:378      62:466      63:1830   
        64:1848     65:1913     66:2352     67:277      68:615      69:422    
        80:478      81:221      82:86       83:8       128:140     129:255    
       130:40      131:79      132:16      134:175     135:16      136:185    
       137:107     138:151     139:42      140:152     141:135     142:106    
       143:48      144:78      145:37      146:285     147:75      148:366    
       149:85      150:124     151:62      152:215     153:60      154:1      
       155:126     156:66      157:50      158:149     159:140     160:51     
       161:54      162:376     163:74      164:329     165:162     166:99     
       167:212     168:188     169:106     170:296     171:8       192:5536   
       193:2590    194:2000    195:1329    196:525     198:3629    199:2955   
       200:3163    201:7       202:4452    203:5462    204:2991    205:1998   
       206:2267    207:2596    208:2375    209:2850    210:1113    211:463    
       212:900     213:1079    214:25      215:26      216:3300    217:853    
       218:148     219:97      220:171     221:19      222:6      
      
      End of report