[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, 20 Mar 2004 04:05:37 +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 20 Mar, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            135465
          Prefixes after maximum aggregation:                         82500
          Unique aggregates announced to Internet:                    65130
      Total ASes present in the Internet Routing Table:               16900
      Origin-only ASes present in the Internet Routing Table:         14655
      Origin ASes announcing only one prefix:                          6783
      Transit ASes present in the Internet Routing Table:              2245
      Transit-only ASes present in the Internet Routing Table:           78
      Average AS path length visible in the Internet Routing Table:     4.6
          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:                 1289108580
          Equivalent to 76 /8s, 214 /16s and 60 /24s
          Percentage of available address space announced:             34.8
          Percentage of allocated address space announced:             59.7
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     60535
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25411
          Total APNIC prefixes after maximum aggregation:               13423
      Prefixes being announced from the APNIC address blocks:           23749
          Unique aggregates announced from the APNIC address blocks:    13555
      APNIC Region origin ASes present in the Internet Routing Table:    2029
      APNIC Region origin ASes announcing only one prefix:                605
      APNIC Region transit ASes present in the Internet Routing Table:    326
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              138562944
          Equivalent to 8 /8s, 66 /16s and 77 /24s
          Percentage of available APNIC address space announced:         74.7
      
      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:                     78356
          Total ARIN prefixes after maximum aggregation:                48425
      Prefixes being announced from the ARIN address blocks:            60688
          Unique aggregates announced from the ARIN address blocks:     21268
      ARIN Region origin ASes present in the Internet Routing Table:     9049
      ARIN Region origin ASes announcing only one prefix:                3220
      ARIN Region transit ASes present in the Internet Routing Table:     889
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               220540704
          Equivalent to 13 /8s, 37 /16s and 47 /24s
          Percentage of available ARIN address space announced:          73.0
      
      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:                     24768
          Total RIPE prefixes after maximum aggregation:                17764
      Prefixes being announced from the RIPE address blocks:            21524
          Unique aggregates announced from the RIPE address blocks:     13682
      RIPE Region origin ASes present in the Internet Routing Table:     5282
      RIPE Region origin ASes announcing only one prefix:                2829
      RIPE Region transit ASes present in the Internet Routing Table:     913
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          31
      Number of RIPE addresses announced to Internet:               157884416
          Equivalent to 9 /8s, 105 /16s and 32 /24s
          Percentage of available RIPE address space announced:          72.4
      
      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:                    5723
          Total LACNIC prefixes after maximum aggregation:               2196
      Prefixes being announced from the LACNIC address blocks:           5359
          Unique aggregates announced from the LACNIC address blocks:    3336
      LACNIC Region origin ASes present in the Internet Routing Table:    370
      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:                       5.0
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              14355712
          Equivalent to 0 /8s, 219 /16s and 13 /24s
          Percentage of available LACNIC address space announced:        42.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1205
          Total AfriNIC prefixes after maximum aggregation:               692
      Prefixes being announced from the AfriNIC address blocks:           746
          Unique aggregates announced from the AfriNIC address blocks:    559
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               26
      AfriNIC Region transit ASes present in the Internet Routing Table:   13
      Average AfriNIC Region AS path length visible:                      4.8
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1839616
          Equivalent to 0 /8s, 28 /16s and 18 /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      886       1102         629   Telstra Pty Ltd
       4134      664       2751         117   Data Communications Bureau
       4766      447       2914         244   Korea Internet Exchange for "
       9583      395         37         105   Satyam Infoway Ltd.,
       4755      364        129          53   Videsh Sanchar Nigam Ltd. Aut
       2907      360       1847         336   SINET Japan
       9443      357         70          81   Primus Telecommunications
        703      342        374         263   UUNET
      17557      333         23         169   Pakistan Telecom
      17676      299       4412          39   XTAGE CORPORATION
       2764      296        274         241   connect.com.au pty ltd
       7474      271        304         211   Optus Communications Pty Ltd
       9942      251         72         142   COMindico Australia
       9929      226        155          30   China Netcom Corp.
       9800      215        347          55   CHINA UNICOM
       9498      196         31          38   BHARTI BT INTERNET LTD.
       4837      171       1571         102   chinanet IDC center beijing n
       4780      168        193          26   Digital United Inc.
       9304      164        157          20   Hutchison Telecom (HK)
       7633      160         23          44   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1410       7019         986   AT&T 
        701     1327       8574         955   UUNET Technologies, Inc. 
       1239      953       3084         654   Sprint 
       3356      861      10957         678   Level 3 Communications, LLC 
        209      721       3502         510   Qwest 
       4323      695        558         199   Time Warner Communications, I
      18566      691        192           8   Covad Communications 
       6197      683        458         270   BellSouth Network Solutions, 
      20115      624        350         328   Charter Communications 
       6198      547        354         196   BellSouth Network Solutions, 
       7843      536        596         115   Adelphia Corp. 
        852      514       1127         404   Telus Advanced Communications
       7066      500        207         272   Virginia Polytechnic Institut
       7132      477       7834         329   Southwestern Bell Internet Se
       2386      430        579         231   AT&T Data Communications Serv
        690      397         58         267   Merit Network 
       4355      395        323         101   EarthLink, Inc. 
      27364      388         28          23   Armstrong Cable Services 
        376      380        343         112   Reseau Interordinateurs Scien
      22909      374        833          24   Comcast Cable Corporation 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      672       2039         562   UUNET - Commercial IP service
       3301      339       1178         318   TeliaNet Sweden
       3320      288       2477         236   Deutsche Telekom AG
       8220      264        410         251   COLT Internet - International
        680      242       2027         238   DFN-IP service G-WiN
       1257      236        510         196   SWIPnet Swedish IP Network
        719      233        288         105   LANLINK autonomous system
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      194        451         192   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      172        111         162   Romania Data Systems S.A.
       1273      169        173         101   Cable & Wireless Deutschland 
       5515      167        762         134   Sonera Solution Autonomous Sy
       3215      166        816          80   France Telecom Transpac
      25186      165        186         107   France Telecom Transpac's Tra
       5400      148        224         133   BT Ignite European Backbone
       3303      137        620         137   Swisscom Ltd
       6746      135         27         113   Dynamic Network Technologies,
       3269      127       1069          64   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      379        123          65   ImpSat
       8151      261        384         127   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      143        221          98   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 
      11992       99          9          28   Integrated Systems 
      11556       88         73          25   Cable-Wireless Panama 
       6535       79          5          19   Chilesat Servicios  Empresari
      15311       77         18          38   Telefonica Empresas 
       4270       71         18           9   Red de Interconexion Universi
      11311       70          7          17   Sinectis S.A. 
      14535       69          6           5   Techtel 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      251        632         218   The Internet Solution 
       5536      104          7          12   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       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
      15825       16          1           9   Network Computer Systems Auto
      12258       15          3          10   Vodacom Internet Company 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       691         683      Covad Communications 
       4134       664         547      Data Communications Bureau
       4323       695         496      Time Warner Communications, I
       7843       536         421      Adelphia Corp. 
       6197       683         413      BellSouth Network Solutions, 
        701      1327         372      UUNET Technologies, Inc. 
      27364       388         365      Armstrong Cable Services 
       6198       547         351      BellSouth Network Solutions, 
      22909       374         350      Comcast Cable Corporation 
       5668       353         338      Century Telephone 
       6140       379         314      ImpSat
      22773       352         314      Cox Communications, Inc. Atla
       4755       364         311      Videsh Sanchar Nigam Ltd. Aut
       1239       953         299      Sprint 
      20115       624         296      Charter Communications 
       4355       395         294      EarthLink, Inc. 
       9583       395         290      Satyam Infoway Ltd.,
       6347       372         290      SAVVIS Communications Corpora
       9443       357         276      Primus Telecommunications
        376       380         268      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        /8:20       /9:3       /10:6       /11:15      /12:57      
      /13:106     /14:291     /15:508     /16:7637    /17:1947    /18:3520    
      /19:9112    /20:9544    /21:6953    /22:9782    /23:11287   /24:73914   
      /25:202     /26:307     /27:161     /28:31      /29:7       /30:41      
      /31:0       /32:14      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      674           691      Covad Communications 
       6197      523           683      BellSouth Network Solutions, 
       7018      505          1410      AT&T 
       3356      470           861      Level 3 Communications, LLC 
        702      408           672      UUNET - Commercial IP service
       6198      396           547      BellSouth Network Solutions, 
       7066      395           500      Virginia Polytechnic Institut
      27364      381           388      Armstrong Cable Services 
      20115      376           624      Charter Communications 
        701      362          1327      UUNET Technologies, Inc. 
        690      360           397      Merit Network 
       1239      351           953      Sprint 
       5668      312           353      Century Telephone 
       4766      269           447      Korea Internet Exchange for "
      25844      244           244      Skadden, Arps, Slate, Meagher
       9583      242           395      Satyam Infoway Ltd.,
      19029      241           371      New Edge Networks 
       3320      235           288      Deutsche Telekom AG
       6517      231           253      Yipes Communications, Inc. 
      14824      231           256      NewSouth Communications Corp.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:813      13:1        15:4        16:1        17:3      
        20:6        24:830      32:84       38:53       40:56       44:3      
        55:1        56:1        57:13       61:385      62:496      63:1827   
        64:1890     65:1948     66:2412     67:286      68:578      69:449    
        80:473      81:273      82:131      83:14      128:142     129:254    
       130:75      131:78      132:16      134:178     135:16      136:150    
       137:107     138:152     139:45      140:148     141:146     142:108    
       143:49      144:71      145:40      146:298     147:76      148:370    
       149:85      150:97      151:62      152:216     153:60      154:1      
       155:124     156:61      157:57      158:147     159:144     160:51     
       161:55      162:376     163:78      164:321     165:164     166:110    
       167:208     168:210     169:99      170:301     171:8       192:5488   
       193:2645    194:2029    195:1321    196:523     198:3653    199:2965   
       200:3185    201:7       202:4511    203:5480    204:2977    205:1991   
       206:2244    207:2602    208:2358    209:2898    210:1186    211:506    
       212:920     213:1105    214:26      215:26      216:3337    217:866    
       218:154     219:105     220:192     221:20      222:6      
      
      End of report