[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, 8 May 2004 04:05:51 +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 08 May, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            137631
          Prefixes after maximum aggregation:                         83480
          Unique aggregates announced to Internet:                    66521
      Total ASes present in the Internet Routing Table:               17179
      Origin-only ASes present in the Internet Routing Table:         14905
      Origin ASes announcing only one prefix:                          6909
      Transit ASes present in the Internet Routing Table:              2274
      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:                                    26
      Illegal AS announcements present in the Routing Table:              9
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           17
      Number of addresses announced to Internet:                 1302144952
          Equivalent to 77 /8s, 157 /16s and 39 /24s
          Percentage of available address space announced:             35.1
          Percentage of allocated address space announced:             57.7
          Percentage of available address space allocated:             60.9
      Total number of prefixes smaller than registry allocations:    100467
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    26174
          Total APNIC prefixes after maximum aggregation:               13639
      Prefixes being announced from the APNIC address blocks:           24488
          Unique aggregates announced from the APNIC address blocks:    13704
      APNIC Region origin ASes present in the Internet Routing Table:    2048
      APNIC Region origin ASes announcing only one prefix:                609
      APNIC Region transit ASes present in the Internet Routing Table:    323
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              146339328
          Equivalent to 8 /8s, 184 /16s and 246 /24s
          Percentage of available APNIC address space announced:         66.8
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     79143
          Total ARIN prefixes after maximum aggregation:                48914
      Prefixes being announced from the ARIN address blocks:            61132
          Unique aggregates announced from the ARIN address blocks:     21290
      ARIN Region origin ASes present in the Internet Routing Table:     9155
      ARIN Region origin ASes announcing only one prefix:                3257
      ARIN Region transit ASes present in the Internet Routing Table:     899
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               222893344
          Equivalent to 13 /8s, 73 /16s and 21 /24s
          Percentage of available ARIN address space announced:          73.8
      
      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:                     25320
          Total RIPE prefixes after maximum aggregation:                18039
      Prefixes being announced from the RIPE address blocks:            22126
          Unique aggregates announced from the RIPE address blocks:     14602
      RIPE Region origin ASes present in the Internet Routing Table:     5432
      RIPE Region origin ASes announcing only one prefix:                2916
      RIPE Region transit ASes present in the Internet Routing Table:     937
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               160343808
          Equivalent to 9 /8s, 142 /16s and 167 /24s
          Percentage of available RIPE address space announced:          56.2
      
      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:                    5844
          Total LACNIC prefixes after maximum aggregation:               2215
      Prefixes being announced from the LACNIC address blocks:           5496
          Unique aggregates announced from the LACNIC address blocks:    3424
      LACNIC Region origin ASes present in the Internet Routing Table:    375
      LACNIC Region origin ASes announcing only one prefix:               104
      LACNIC Region transit ASes present in the Internet Routing Table:    73
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              14763008
          Equivalent to 0 /8s, 225 /16s and 68 /24s
          Percentage of available LACNIC address space announced:        44.0
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1149
          Total AfriNIC prefixes after maximum aggregation:               673
      Prefixes being announced from the AfriNIC address blocks:           763
          Unique aggregates announced from the AfriNIC address blocks:    569
      AfriNIC Region origin ASes present in the Internet Routing Table:    91
      AfriNIC Region origin ASes announcing only one prefix:               23
      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:              1849600
          Equivalent to 0 /8s, 28 /16s and 57 /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      852       1091         618   Telstra Pty Ltd
       4134      769       3482         139   Data Communications Bureau
       4766      483       2901         259   Korea Internet Exchange for "
       9583      463         40          81   Satyam Infoway Ltd.,
       2907      354       1840         328   SINET Japan
       4755      354        125          50   Videsh Sanchar Nigam Ltd. Aut
       9443      353         69          78   Primus Telecommunications
       9929      344        155          31   China Netcom Corp.
      17676      341       5084          33   XTAGE CORPORATION
        703      332        375         259   UUNET
      17557      325         23         165   Pakistan Telecom
       2764      292        274         240   connect.com.au pty ltd
       7474      271        268         210   Optus Communications Pty Ltd
       9942      222         71         126   COMindico Australia
       9800      219        364          59   CHINA UNICOM
       4780      212        193          26   Digital United Inc.
       9498      190         31          45   BHARTI BT INTERNET LTD.
       4837      182       1683         105   chinanet IDC center beijing n
       9304      171        161          25   Hutchison Telecom (HK)
       7633      159         23          43   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1456       6943        1012   AT&T 
        701     1318       8538         944   UUNET Technologies, Inc. 
       1239      930       3016         631   Sprint 
       3356      893      10951         684   Level 3 Communications, LLC 
        209      739       3469         502   Qwest 
       4323      718        561         199   Time Warner Communications, I
      18566      701        192           8   Covad Communications 
       6197      697        517         265   BellSouth Network Solutions, 
       6198      568        372         210   BellSouth Network Solutions, 
      20115      519        827         265   Charter Communications 
        852      513       1142         404   Telus Advanced Communications
       7066      505        208         274   Virginia Polytechnic Institut
       7843      500        643         112   Adelphia Corp. 
       7132      450       7847         333   Southwestern Bell Internet Se
       2386      425        579         231   AT&T Data Communications Serv
       6347      401        388          94   SAVVIS Communications Corpora
        705      398        145         273   UUNET Technologies, Inc. 
       4355      391        323         101   EarthLink, Inc. 
      22909      390        844          26   Comcast Cable Corporation 
        376      380        343         112   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      655       2038         549   UUNET - Commercial IP service
       3320      297       2477         237   Deutsche Telekom AG
       3301      270        968         260   TeliaNet Sweden
       8220      266        412         254   COLT Internet - International
        680      244       2025         239   DFN-IP service G-WiN
       1257      243        511         196   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       5515      201        779         143   Sonera Solution Autonomous Sy
       3246      198        450         195   Song Networks
        719      197        288         103   LANLINK autonomous system
       3215      177        837          70   France Telecom Transpac
      25186      176        188         117   France Telecom Transpac's Tra
        786      175       1826         175   The JANET IP Service
       8708      174        111         163   Romania Data Systems S.A.
       5400      154        238         135   BT Ignite European Backbone
       6746      138         28         114   Dynamic Network Technologies,
       3269      134       1101          65   TELECOM ITALIA
       3303      130        606         130   Swisscom Ltd
      12302      122         18          29   MobiFon S.A.
       1273      112        166          88   Cable & Wireless Deutschland 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      382        122          69   ImpSat
       8151      267        373         129   UniNet S.A. de C.V. 
      11172      214         77          49   Servicios Alestra S.A de C.V 
      16814      171         11           6   NSS, S.A. 
       6147      153         78          20   Telefonica Del Peru 
       7303      142         53          29   Telecom Argentina Stet-France
       6505      132         90          91   Global One Communicaoes Ltda 
       6503      130        219          89   AVANTEL, S.A. 
      11556       88         73          25   Cable-Wireless Panama 
      11992       88          9          28   Integrated Systems 
       6535       80          5          20   Chilesat Servicios  Empresari
      15311       74         18          37   Telefonica Empresas 
       4270       71         18           9   Red de Interconexion Universi
      14535       70          6           5   Techtel S.A. 
      11311       69          7          19   Sinectis S.A. 
      14259       69          4           5   GTD Internet S.A. 
      14420       69          4          28   ANDINATEL S.A. 
       7080       64          4           1   Electronica y Comunicaciones 
      10292       63          6          25   TELECOMMUNICATIONS OF JAMAICA
       5639       62          8           8   Telecommunications Services o
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      254        632         219   The Internet Solution 
       5536      106          8           3   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 
      24835       31         18           6   RAYA Telecom - Egypt
       9129       29          3           4   UUNET Kenya
       5713       26        125          24   Telkom SA Ltd 
      16637       25          9          18   Johnnic e-Ventures 
       6713       24         38           9   Itissalat Al-MAGHRIB
      12455       24          4           2   Jambonet Autonomous system
      14988       24         16           1   Botswana Telecommunications C
       8524       22          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      12258       15          3          10   Vodacom Internet Company 
       8346       13          6          12   SONATEL-AS Autonomous System
      15808       13          1           5   Communication Solutions Ltd i
      17148       13          1           7   First National Bank 
       2609       12         26           4   Tunisia BackBone AS
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       701         693      Covad Communications 
       4134       769         630      Data Communications Bureau
       4323       718         519      Time Warner Communications, I
       6197       697         432      BellSouth Network Solutions, 
       7843       500         388      Adelphia Corp. 
       9583       463         382      Satyam Infoway Ltd.,
        701      1318         374      UUNET Technologies, Inc. 
      22909       390         364      Comcast Cable Corporation 
       5668       379         363      Century Telephone 
       6198       568         358      BellSouth Network Solutions, 
      27364       364         345      Armstrong Cable Services 
      22773       369         329      Cox Communications, Inc. Atla
       6140       382         313      ImpSat
       9929       344         313      China Netcom Corp.
      17676       341         308      XTAGE CORPORATION
       6347       401         307      SAVVIS Communications Corpora
       4755       354         304      Videsh Sanchar Nigam Ltd. Aut
       1239       930         299      Sprint 
       4355       391         290      EarthLink, Inc. 
       9443       353         275      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18416   UNALLOCATED   61.56.96.0/24         9919       New Century InfoComm
      18416   UNALLOCATED   61.56.96.0/20         9919       New Century InfoComm
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      30306   UNALLOCATED   212.85.220.0/24       5713       Telkom SA Ltd 
      30306   UNALLOCATED   212.85.220.0/22       5713       Telkom SA Ltd 
      30306   UNALLOCATED   212.85.221.0/24       5713       Telkom SA Ltd 
      30306   UNALLOCATED   212.85.222.0/24       5713       Telkom SA Ltd 
      30306   UNALLOCATED   212.85.223.0/24       5713       Telkom SA Ltd 
      
      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
      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       /11:16      /12:58      
      /13:114     /14:294     /15:507     /16:7744    /17:1998    /18:3567    
      /19:9361    /20:9805    /21:7074    /22:10120   /23:11445   /24:74792   
      /25:210     /26:256     /27:141     /28:30      /29:5       /30:54      
      /31:0       /32:12      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7018     1091          1456      AT&T 
        701      994          1318      UUNET Technologies, Inc. 
       1221      758           852      Telstra Pty Ltd
      18566      684           701      Covad Communications 
       1239      664           930      Sprint 
       3356      650           893      Level 3 Communications, LLC 
       6197      585           697      BellSouth Network Solutions, 
       4323      504           718      Time Warner Communications, I
        209      490           739      Qwest 
       7066      477           505      Virginia Polytechnic Institut
       6198      458           568      BellSouth Network Solutions, 
       9583      450           463      Satyam Infoway Ltd.,
        702      435           655      UUNET - Commercial IP service
       4766      396           483      Korea Internet Exchange for "
       5668      360           379      Century Telephone 
       6140      357           382      ImpSat
        705      352           398      UUNET Technologies, Inc. 
        852      352           513      Telus Advanced Communications
      27364      352           364      Armstrong Cable Services 
       2386      346           425      AT&T Data Communications Serv
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:817      13:1        15:4        16:1        17:3      
        20:8        24:721      32:96       38:66       40:54       44:3      
        55:1        56:4        57:13       61:408      62:491      63:1844   
        64:1862     65:1983     66:2509     67:308      68:511      69:526    
        70:64       80:506      81:282      82:169      83:57      128:150    
       129:205     130:77      131:89      132:18      133:2       134:184    
       135:17      136:188     137:104     138:149     139:39      140:154    
       141:134     142:113     143:52      144:90      145:41      146:292    
       147:77      148:370     149:113     150:93      151:64      152:184    
       153:62      154:1       155:123     156:58      157:54      158:144    
       159:147     160:48      161:53      162:380     163:77      164:333    
       165:160     166:99      167:218     168:220     169:105     170:286    
       171:8       192:5533    193:2689    194:2030    195:1372    196:540    
       198:3644    199:3030    200:3289    201:8       202:4536    203:5523   
       204:2997    205:1973    206:2258    207:2488    208:2279    209:2837   
       210:1382    211:515     212:954     213:1139    214:37      215:28     
       216:3377    217:908     218:169     219:99      220:212     221:28     
       222:28     
      
      End of report