[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, 3 Apr 2004 04:05:09 +1000 (EST)
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  • Reply-to: pfs@cisco.com
    • 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 03 Apr, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            136188
          Prefixes after maximum aggregation:                         82840
          Unique aggregates announced to Internet:                    65992
      Total ASes present in the Internet Routing Table:               16972
      Origin-only ASes present in the Internet Routing Table:         14720
      Origin ASes announcing only one prefix:                          6791
      Transit ASes present in the Internet Routing Table:              2252
      Transit-only ASes present in the Internet Routing Table:           78
      Average AS path length visible in the Internet Routing Table:     4.7
          Max AS path length visible:                                    31
      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:           18
      Number of addresses announced to Internet:                 1274647268
          Equivalent to 75 /8s, 249 /16s and 146 /24s
          Percentage of available address space announced:             34.4
          Percentage of allocated address space announced:             57.3
          Percentage of available address space allocated:             60.0
      Total number of prefixes smaller than registry allocations:     61146
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25731
          Total APNIC prefixes after maximum aggregation:               13593
      Prefixes being announced from the APNIC address blocks:           24049
          Unique aggregates announced from the APNIC address blocks:    13515
      APNIC Region origin ASes present in the Internet Routing Table:    2037
      APNIC Region origin ASes announcing only one prefix:                610
      APNIC Region transit ASes present in the Internet Routing Table:    325
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              140351488
          Equivalent to 8 /8s, 93 /16s and 152 /24s
          Percentage of available APNIC address space announced:         75.6
      
      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:                     78765
          Total ARIN prefixes after maximum aggregation:                48587
      Prefixes being announced from the ARIN address blocks:            60759
          Unique aggregates announced from the ARIN address blocks:     21420
      ARIN Region origin ASes present in the Internet Routing Table:     9072
      ARIN Region origin ASes announcing only one prefix:                3214
      ARIN Region transit ASes present in the Internet Routing Table:     890
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               221260320
          Equivalent to 13 /8s, 48 /16s and 42 /24s
          Percentage of available ARIN address space announced:          73.3
      
      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:                     24799
          Total RIPE prefixes after maximum aggregation:                17781
      Prefixes being announced from the RIPE address blocks:            21629
          Unique aggregates announced from the RIPE address blocks:     14286
      RIPE Region origin ASes present in the Internet Routing Table:     5321
      RIPE Region origin ASes announcing only one prefix:                2842
      RIPE Region transit ASes present in the Internet Routing Table:     924
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          31
      Number of RIPE addresses announced to Internet:               157584640
          Equivalent to 9 /8s, 100 /16s and 141 /24s
          Percentage of available RIPE address space announced:          55.3
      
      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
                             30720 - 31743
      RIPE Address Blocks    62/8, 80/5, 88/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5733
          Total LACNIC prefixes after maximum aggregation:               2195
      Prefixes being announced from the LACNIC address blocks:           5406
          Unique aggregates announced from the LACNIC address blocks:    3392
      LACNIC Region origin ASes present in the Internet Routing Table:    371
      LACNIC Region origin ASes announcing only one prefix:               100
      LACNIC Region transit ASes present in the Internet Routing Table:    72
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              14465024
          Equivalent to 0 /8s, 220 /16s and 184 /24s
          Percentage of available LACNIC address space announced:        43.1
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1159
          Total AfriNIC prefixes after maximum aggregation:               684
      Prefixes being announced from the AfriNIC address blocks:           747
          Unique aggregates announced from the AfriNIC address blocks:    588
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               25
      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:              1839104
          Equivalent to 0 /8s, 28 /16s and 16 /24s
          Percentage of available AfriNIC address space announced:       11.0
      
      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      866       1107         627   Telstra Pty Ltd
       4134      705       2991         118   Data Communications Bureau
       4766      461       2916         251   Korea Internet Exchange for "
       9583      432         38         105   Satyam Infoway Ltd.,
       4755      364        129          52   Videsh Sanchar Nigam Ltd. Aut
       2907      358       1862         334   SINET Japan
       9443      355         69          80   Primus Telecommunications
        703      341        374         263   UUNET
      17557      321         23         160   Pakistan Telecom
      17676      308       4556          42   XTAGE CORPORATION
       9929      304        155          30   China Netcom Corp.
       2764      295        274         241   connect.com.au pty ltd
       7474      271        300         215   Optus Communications Pty Ltd
       9942      224         71         127   COMindico Australia
       9800      217        348          58   CHINA UNICOM
       9498      190         31          42   BHARTI BT INTERNET LTD.
       4780      189        193          26   Digital United Inc.
       4837      174       1571         102   chinanet IDC center beijing n
       9304      168        159          23   Hutchison Telecom (HK)
       7633      160         23          50   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1418       6977         995   AT&T 
        701     1323       8561         952   UUNET Technologies, Inc. 
       1239      945       3040         641   Sprint 
       3356      877      10925         679   Level 3 Communications, LLC 
        209      729       3485         508   Qwest 
      18566      695        192           8   Covad Communications 
       4323      694        559         198   Time Warner Communications, I
       6197      687        458         269   BellSouth Network Solutions, 
      20115      597        349         309   Charter Communications 
       6198      557        355         202   BellSouth Network Solutions, 
       7843      533        613         108   Adelphia Corp. 
        852      514       1127         404   Telus Advanced Communications
       7066      499        207         271   Virginia Polytechnic Institut
       7132      482       7847         332   Southwestern Bell Internet Se
       2386      430        579         232   AT&T Data Communications Serv
      27364      404         29          23   Armstrong Cable Services 
       4355      396        323         103   EarthLink, Inc. 
        690      393         57         267   Merit Network 
      22909      380        839          26   Comcast Cable Corporation 
        376      378        343         112   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      671       2039         561   UUNET - Commercial IP service
       3320      287       2477         235   Deutsche Telekom AG
       3301      271        984         262   TeliaNet Sweden
       8220      265        412         253   COLT Internet - International
        680      245       2027         240   DFN-IP service G-WiN
       1257      233        510         195   SWIPnet Swedish IP Network
        719      223        288         103   LANLINK autonomous system
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      195        451         193   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      173        111         162   Romania Data Systems S.A.
       3215      166        819          72   France Telecom Transpac
       5515      166        762         133   Sonera Solution Autonomous Sy
      25186      163        187         105   France Telecom Transpac's Tra
       5400      153        225         138   BT Ignite European Backbone
       3303      137        620         137   Swisscom Ltd
       6746      135         27         113   Dynamic Network Technologies,
       3269      134       1101          65   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
       2856      116       1278         106   BTnet UK Regional network
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      378        122          69   ImpSat
       8151      266        373         131   UniNet S.A. de C.V. 
      11172      207         75          43   Servicios Alestra S.A de C.V 
      16814      162         11           6   NSS, S.A. 
       7303      140         52          30   Telecom Argentina Stet-France
       6503      138        220          93   AVANTEL, S.A. 
       6505      132         90          92   Global One Communicaoes Ltda 
       6147      125         78          19   Telefonica Del Peru 
      11556       88         73          25   Cable-Wireless Panama 
      11992       88          9          28   Integrated Systems 
       6535       79          5          19   Chilesat Servicios  Empresari
      15311       77         18          38   Telefonica Empresas 
       4270       69         18           9   Red de Interconexion Universi
      11311       69          7          16   Sinectis S.A. 
      14535       69          6           5   Techtel S.A. 
      14420       65          4          24   ANDINATEL S.A. 
       5639       64          7          13   Telecommunications Services o
       7080       64          4           1   Electronica y Comunicaciones 
      10292       63          6          25   TELECOMMUNICATIONS OF JAMAICA
       7738       62        234          14   Telecomunicacoes da Bahia S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      252        632         219   The Internet Solution 
       5536      105          7          13   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       89        272          79   The Internetworking Company o
      11845       36          9          11   Data Pro Business Online 
       3208       33          2           1   ARN Network
       9129       32          3           4   UUNET Kenya
      14988       25         16           1   Botswana Telecommunications C
      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       21          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 
      20928       15         16           1   Noor Advanced Technologies AS
       2609       13         26           4   Tunisia BackBone AS
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       695         687      Covad Communications 
       4134       705         587      Data Communications Bureau
       4323       694         496      Time Warner Communications, I
       7843       533         425      Adelphia Corp. 
       6197       687         418      BellSouth Network Solutions, 
      27364       404         381      Armstrong Cable Services 
        701      1323         371      UUNET Technologies, Inc. 
       6198       557         355      BellSouth Network Solutions, 
      22909       380         354      Comcast Cable Corporation 
       5668       363         348      Century Telephone 
       9583       432         327      Satyam Infoway Ltd.,
      22773       360         321      Cox Communications, Inc. Atla
       4755       364         312      Videsh Sanchar Nigam Ltd. Aut
       6140       378         309      ImpSat
       1239       945         304      Sprint 
       4355       396         293      EarthLink, Inc. 
      20115       597         288      Charter Communications 
       6347       372         287      SAVVIS Communications Corpora
       9443       355         275      Primus Telecommunications
       9929       304         274      China Netcom Corp.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      29975   UNALLOCATED   196.46.160.0/20       3741       The Internet Solutio
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      156.154.16.0/22       7786     Lockheed Martin IMS 
      158.0.0.0/13           568     DISO-UNRRA 
      164.234.0.0/18         721     DLA Systems Automation Center
      164.234.0.0/16         721     DLA Systems Automation Center
      172.64.34.0/24       12735     Netone Bilgi Ve Iletisim Hizm
      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        /8:18       /9:3       /10:6       /11:15      /12:57      
      /13:108     /14:293     /15:510     /16:7651    /17:1963    /18:3540    
      /19:9228    /20:9623    /21:6985    /22:9861    /23:11395   /24:74230   
      /25:190     /26:268     /27:158     /28:30      /29:4       /30:41      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      678           695      Covad Communications 
       6197      527           687      BellSouth Network Solutions, 
       7018      519          1418      AT&T 
       3356      487           877      Level 3 Communications, LLC 
        702      409           671      UUNET - Commercial IP service
       6198      404           557      BellSouth Network Solutions, 
      27364      397           404      Armstrong Cable Services 
       7066      394           499      Virginia Polytechnic Institut
        701      364          1323      UUNET Technologies, Inc. 
       1239      358           945      Sprint 
        690      356           393      Merit Network 
      20115      348           597      Charter Communications 
       5668      318           363      Century Telephone 
       4766      283           461      Korea Internet Exchange for "
       9583      279           432      Satyam Infoway Ltd.,
      25844      244           244      Skadden, Arps, Slate, Meagher
      19029      239           366      New Edge Networks 
       3320      234           287      Deutsche Telekom AG
       9929      233           304      China Netcom Corp.
      13609      232           272      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:820      13:1        15:4        16:1        17:3      
        20:8        24:812      32:83       38:56       40:54       44:3      
        45:5        55:1        56:1        57:13       61:386      62:481    
        63:1817     64:1901     65:1938     66:2491     67:286      68:588    
        69:461      80:481      81:255      82:144      83:23      128:143    
       129:262     130:94      131:78      132:16      134:181     135:16     
       136:190     137:105     138:149     139:42      140:147     141:146    
       142:109     143:49      144:90      145:40      146:301     147:77     
       148:371     149:89      150:96      151:63      152:215     153:62     
       154:1       155:125     156:58      157:55      158:146     159:155    
       160:50      161:55      162:374     163:80      164:325     165:164    
       166:98      167:207     168:211     169:101     170:294     171:8      
       172:1       192:5501    193:2614    194:2024    195:1363    196:532    
       198:3651    199:2987    200:3216    201:7       202:4485    203:5450   
       204:2984    205:1983    206:2207    207:2597    208:2321    209:2904   
       210:1304    211:543     212:951     213:1081    214:26      215:26     
       216:3329    217:888     218:156     219:104     220:195     221:25     
       222:17     
      
      End of report