[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, 27 Mar 2004 04:05:35 +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 27 Mar, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            135673
          Prefixes after maximum aggregation:                         82557
          Unique aggregates announced to Internet:                    65586
      Total ASes present in the Internet Routing Table:               16937
      Origin-only ASes present in the Internet Routing Table:         14696
      Origin ASes announcing only one prefix:                          6789
      Transit ASes present in the Internet Routing Table:              2241
      Transit-only ASes present in the Internet Routing Table:           77
      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:              4
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           16
      Number of addresses announced to Internet:                 1289561188
          Equivalent to 76 /8s, 221 /16s and 36 /24s
          Percentage of available address space announced:             34.8
          Percentage of allocated address space announced:             59.8
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     60649
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25465
          Total APNIC prefixes after maximum aggregation:               13395
      Prefixes being announced from the APNIC address blocks:           23799
          Unique aggregates announced from the APNIC address blocks:    13346
      APNIC Region origin ASes present in the Internet Routing Table:    2033
      APNIC Region origin ASes announcing only one prefix:                610
      APNIC Region transit ASes present in the Internet Routing Table:    320
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              139029120
          Equivalent to 8 /8s, 73 /16s and 106 /24s
          Percentage of available APNIC address space announced:         74.9
      
      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:                     78537
          Total ARIN prefixes after maximum aggregation:                48491
      Prefixes being announced from the ARIN address blocks:            60668
          Unique aggregates announced from the ARIN address blocks:     21279
      ARIN Region origin ASes present in the Internet Routing Table:     9066
      ARIN Region origin ASes announcing only one prefix:                3225
      ARIN Region transit ASes present in the Internet Routing Table:     893
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               220920352
          Equivalent to 13 /8s, 42 /16s and 250 /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
                             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:                     24740
          Total RIPE prefixes after maximum aggregation:                17784
      Prefixes being announced from the RIPE address blocks:            21530
          Unique aggregates announced from the RIPE address blocks:     14222
      RIPE Region origin ASes present in the Internet Routing Table:     5298
      RIPE Region origin ASes announcing only one prefix:                2827
      RIPE Region transit ASes present in the Internet Routing Table:     917
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          31
      Number of RIPE addresses announced to Internet:               157323264
          Equivalent to 9 /8s, 96 /16s and 144 /24s
          Percentage of available RIPE address space announced:          72.1
      
      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:                    5731
          Total LACNIC prefixes after maximum aggregation:               2204
      Prefixes being announced from the LACNIC address blocks:           5415
          Unique aggregates announced from the LACNIC address blocks:    3383
      LACNIC Region origin ASes present in the Internet Routing Table:    371
      LACNIC Region origin ASes announcing only one prefix:               102
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              14384640
          Equivalent to 0 /8s, 219 /16s and 126 /24s
          Percentage of available LACNIC address space announced:        42.9
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1198
          Total AfriNIC prefixes after maximum aggregation:               683
      Prefixes being announced from the AfriNIC address blocks:           738
          Unique aggregates announced from the AfriNIC address blocks:    558
      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:                      4.8
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              1839360
          Equivalent to 0 /8s, 28 /16s and 17 /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      867       1107         628   Telstra Pty Ltd
       4134      665       2847         117   Data Communications Bureau
       4766      459       2916         250   Korea Internet Exchange for "
       9583      386         42          32   Satyam Infoway Ltd.,
       4755      365        129          53   Videsh Sanchar Nigam Ltd. Aut
       2907      359       1846         335   SINET Japan
       9443      355         69          80   Primus Telecommunications
        703      340        374         262   UUNET
      17557      329         23         168   Pakistan Telecom
      17676      299       4412          39   XTAGE CORPORATION
       2764      296        275         241   connect.com.au pty ltd
       7474      273        300         214   Optus Communications Pty Ltd
       9942      230         72         132   COMindico Australia
       9929      228        155          30   China Netcom Corp.
       9800      214        347          55   CHINA UNICOM
       9498      197         31          41   BHARTI BT INTERNET LTD.
       4780      188        193          26   Digital United Inc.
       4837      174       1571         102   chinanet IDC center beijing n
       9304      168        159          23   Hutchison Telecom (HK)
       7633      153         23          44   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1416       7020         992   AT&T 
        701     1326       8561         954   UUNET Technologies, Inc. 
       1239      951       3051         649   Sprint 
       3356      878      10942         683   Level 3 Communications, LLC 
        209      724       3502         508   Qwest 
       4323      699        558         200   Time Warner Communications, I
      18566      693        192           8   Covad Communications 
       6197      688        458         270   BellSouth Network Solutions, 
      20115      596        348         310   Charter Communications 
       6198      550        354         195   BellSouth Network Solutions, 
       7843      537        604         112   Adelphia Corp. 
        852      514       1127         404   Telus Advanced Communications
       7066      500        207         272   Virginia Polytechnic Institut
       7132      478       7834         330   Southwestern Bell Internet Se
       2386      427        579         230   AT&T Data Communications Serv
      27364      404         29          23   Armstrong Cable Services 
        690      397         58         267   Merit Network 
       4355      396        323         103   EarthLink, Inc. 
      22909      380        839          26   Comcast Cable Corporation 
        376      379        343         112   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      670       2039         560   UUNET - Commercial IP service
       3301      337       1178         316   TeliaNet Sweden
       3320      288       2477         236   Deutsche Telekom AG
       8220      263        410         251   COLT Internet - International
        680      244       2027         240   DFN-IP service G-WiN
       1257      236        510         196   SWIPnet Swedish IP Network
        719      231        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.
       5515      167        762         134   Sonera Solution Autonomous Sy
      25186      167        187         109   France Telecom Transpac's Tra
       3215      166        819          72   France Telecom Transpac
       5400      150        225         135   BT Ignite European Backbone
       3303      137        620         137   Swisscom Ltd
       6746      135         27         113   Dynamic Network Technologies,
       3269      129       1069          64   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
       1273      119        169          92   Cable & Wireless Deutschland 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      379        123          65   ImpSat
       8151      263        373         131   UniNet S.A. de C.V. 
      11172      207         75          43   Servicios Alestra S.A de C.V 
      16814      156         11           6   NSS, S.A. 
       6503      140        220          94   AVANTEL, S.A. 
       7303      136         51          31   Telecom Argentina Stet-France
       6147      132         78          20   Telefonica Del Peru 
       6505      132         90          92   Global One Communicaoes Ltda 
      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       71         18           9   Red de Interconexion Universi
      14535       70          6           5   Techtel S.A. 
      11311       69          7          16   Sinectis S.A. 
       5639       64          7          13   Telecommunications Services o
       7080       64          4           1   Electronica y Comunicaciones 
      14420       64          4          23   ANDINATEL S.A. 
       7738       63        234          14   Telecomunicacoes da Bahia S.A
      10292       63          6          25   TELECOMMUNICATIONS OF JAMAICA
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      252        632         219   The Internet Solution 
       5536      104          7          12   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       89        272          79   The Internetworking Company o
       2561       51          6           2   Egyptian Universities Network
      11845       36          9          11   Data Pro Business Online 
       3208       33          2           1   ARN Network
       9129       32          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       22          2           4   AUCEGYPT Autonomous System
      14988       22         16           1   Botswana Telecommunications C
      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
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       693         685      Covad Communications 
       4134       665         548      Data Communications Bureau
       4323       699         499      Time Warner Communications, I
       7843       537         425      Adelphia Corp. 
       6197       688         418      BellSouth Network Solutions, 
      27364       404         381      Armstrong Cable Services 
        701      1326         372      UUNET Technologies, Inc. 
       6198       550         355      BellSouth Network Solutions, 
       9583       386         354      Satyam Infoway Ltd.,
      22909       380         354      Comcast Cable Corporation 
       5668       357         342      Century Telephone 
      22773       359         320      Cox Communications, Inc. Atla
       6140       379         314      ImpSat
       4755       365         312      Videsh Sanchar Nigam Ltd. Aut
       1239       951         302      Sprint 
       4355       396         293      EarthLink, Inc. 
       6347       374         290      SAVVIS Communications Corpora
      20115       596         286      Charter Communications 
       9443       355         275      Primus Telecommunications
        376       379         267      Reseau Interordinateurs Scien
      
      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
      64541   PRIVATE       209.120.215.0/24     22551       Anobi Technology Cor
      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 
      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
      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        /8:19       /9:3       /10:6       /11:15      /12:57      
      /13:107     /14:292     /15:509     /16:7641    /17:1952    /18:3527    
      /19:9170    /20:9568    /21:6989    /22:9823    /23:11329   /24:73939   
      /25:192     /26:286     /27:163     /28:30      /29:4       /30:41      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      676           693      Covad Communications 
       6197      528           688      BellSouth Network Solutions, 
       7018      512          1416      AT&T 
       3356      485           878      Level 3 Communications, LLC 
        702      409           670      UUNET - Commercial IP service
       6198      398           550      BellSouth Network Solutions, 
      27364      397           404      Armstrong Cable Services 
       7066      395           500      Virginia Polytechnic Institut
        701      361          1326      UUNET Technologies, Inc. 
        690      360           397      Merit Network 
       1239      355           951      Sprint 
      20115      348           596      Charter Communications 
       5668      315           357      Century Telephone 
       4766      281           459      Korea Internet Exchange for "
      25844      244           244      Skadden, Arps, Slate, Meagher
      19029      241           370      New Edge Networks 
       9583      240           386      Satyam Infoway Ltd.,
       3320      235           288      Deutsche Telekom AG
       6517      230           252      Yipes Communications, Inc. 
      14824      219           244      NewSouth Communications Corp.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:810      13:1        15:4        16:1        17:3      
        20:7        24:814      32:83       38:56       40:54       44:3      
        55:1        56:1        57:13       61:380      62:478      63:1818   
        64:1886     65:1931     66:2474     67:288      68:587      69:453    
        80:452      81:253      82:140      83:22      128:144     129:252    
       130:83      131:78      132:16      134:180     135:17      136:188    
       137:105     138:150     139:37      140:145     141:146     142:109    
       143:49      144:75      145:40      146:298     147:77      148:371    
       149:89      150:96      151:62      152:216     153:62      154:1      
       155:123     156:61      157:55      158:146     159:152     160:50     
       161:55      162:374     163:79      164:323     165:164     166:100    
       167:210     168:209     169:99      170:297     171:8       192:5527   
       193:2634    194:2027    195:1350    196:522     198:3651    199:2968   
       200:3232    201:7       202:4504    203:5450    204:2983    205:1985   
       206:2208    207:2590    208:2326    209:2913    210:1169    211:517    
       212:933     213:1072    214:26      215:26      216:3329    217:883    
       218:161     219:105     220:194     221:25      222:15     
      
      End of report