[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, 17 Apr 2004 04:05:46 +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 17 Apr, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            136651
          Prefixes after maximum aggregation:                         83006
          Unique aggregates announced to Internet:                    66172
      Total ASes present in the Internet Routing Table:               17054
      Origin-only ASes present in the Internet Routing Table:         14784
      Origin ASes announcing only one prefix:                          6834
      Transit ASes present in the Internet Routing Table:              2270
      Transit-only ASes present in the Internet Routing Table:           85
      Average AS path length visible in the Internet Routing Table:     4.7
          Max AS path length visible:                                    18
      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:           17
      Number of addresses announced to Internet:                 1279524352
          Equivalent to 76 /8s, 67 /16s and 254 /24s
          Percentage of available address space announced:             34.5
          Percentage of allocated address space announced:             57.5
          Percentage of available address space allocated:             60.0
      Total number of prefixes smaller than registry allocations:     61270
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25972
          Total APNIC prefixes after maximum aggregation:               13641
      Prefixes being announced from the APNIC address blocks:           24295
          Unique aggregates announced from the APNIC address blocks:    13578
      APNIC Region origin ASes present in the Internet Routing Table:    2044
      APNIC Region origin ASes announcing only one prefix:                609
      APNIC Region transit ASes present in the Internet Routing Table:    329
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              142413184
          Equivalent to 8 /8s, 125 /16s and 13 /24s
          Percentage of available APNIC address space announced:         76.7
      
      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:                     78905
          Total ARIN prefixes after maximum aggregation:                48618
      Prefixes being announced from the ARIN address blocks:            60917
          Unique aggregates announced from the ARIN address blocks:     21452
      ARIN Region origin ASes present in the Internet Routing Table:     9104
      ARIN Region origin ASes announcing only one prefix:                3230
      ARIN Region transit ASes present in the Internet Routing Table:     894
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               221804832
          Equivalent to 13 /8s, 56 /16s and 121 /24s
          Percentage of available ARIN address space announced:          73.4
      
      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:                     24836
          Total RIPE prefixes after maximum aggregation:                17872
      Prefixes being announced from the RIPE address blocks:            21651
          Unique aggregates announced from the RIPE address blocks:     14369
      RIPE Region origin ASes present in the Internet Routing Table:     5359
      RIPE Region origin ASes announcing only one prefix:                2870
      RIPE Region transit ASes present in the Internet Routing Table:     927
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          18
      Number of RIPE addresses announced to Internet:               159405568
          Equivalent to 9 /8s, 128 /16s and 86 /24s
          Percentage of available RIPE address space announced:          55.9
      
      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, 80/5, 88/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5799
          Total LACNIC prefixes after maximum aggregation:               2202
      Prefixes being announced from the LACNIC address blocks:           5436
          Unique aggregates announced from the LACNIC address blocks:    3386
      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:    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:              14553088
          Equivalent to 0 /8s, 222 /16s and 16 /24s
          Percentage of available LACNIC address space announced:        43.4
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1138
          Total AfriNIC prefixes after maximum aggregation:               673
      Prefixes being announced from the AfriNIC address blocks:           748
          Unique aggregates announced from the AfriNIC address blocks:    556
      AfriNIC Region origin ASes present in the Internet Routing Table:    90
      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:                       16
      Number of AfriNIC addresses announced to Internet:              1838848
          Equivalent to 0 /8s, 28 /16s and 15 /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      863       1091         629   Telstra Pty Ltd
       4134      722       3179         119   Data Communications Bureau
       4766      465       2916         251   Korea Internet Exchange for "
       9583      436         39         100   Satyam Infoway Ltd.,
       4755      360        131          55   Videsh Sanchar Nigam Ltd. Aut
       2907      356       1862         332   SINET Japan
       9443      353         69          78   Primus Telecommunications
       9929      347        155          31   China Netcom Corp.
        703      337        374         259   UUNET
      17557      322         23         164   Pakistan Telecom
      17676      309       4572          41   XTAGE CORPORATION
       2764      294        273         240   connect.com.au pty ltd
       7474      272        300         216   Optus Communications Pty Ltd
       9942      223         71         127   COMindico Australia
       9800      217        348          58   CHINA UNICOM
       4780      212        193          26   Digital United Inc.
       9498      203         31          44   BHARTI BT INTERNET LTD.
       4837      173       1571         102   chinanet IDC center beijing n
       9304      168        159          23   Hutchison Telecom (HK)
       7633      160         23          43   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1434       6964        1001   AT&T 
        701     1318       8555         946   UUNET Technologies, Inc. 
       1239      935       3033         634   Sprint 
       3356      893      10960         689   Level 3 Communications, LLC 
        209      758       3493         518   Qwest 
       4323      715        559         198   Time Warner Communications, I
      18566      698        192           8   Covad Communications 
       6197      689        506         252   BellSouth Network Solutions, 
      20115      595        349         309   Charter Communications 
       6198      566        364         206   BellSouth Network Solutions, 
       7843      535        620         110   Adelphia Corp. 
        852      513       1127         404   Telus Advanced Communications
       7066      501        208         273   Virginia Polytechnic Institut
       7132      450       7847         332   Southwestern Bell Internet Se
       2386      433        579         235   AT&T Data Communications Serv
      27364      405         29          23   Armstrong Cable Services 
       4355      396        323         103   EarthLink, Inc. 
      22909      383        839          23   Comcast Cable Corporation 
        376      380        343         112   Reseau Interordinateurs Scien
       6347      376        386          84   SAVVIS Communications Corpora
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      665       2039         556   UUNET - Commercial IP service
       3320      293       2477         235   Deutsche Telekom AG
       3301      266        984         257   TeliaNet Sweden
       8220      264        412         252   COLT Internet - International
        680      245       2027         240   DFN-IP service G-WiN
       1257      233        510         195   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       5515      197        778         140   Sonera Solution Autonomous Sy
       3246      196        451         194   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      173        111         162   Romania Data Systems S.A.
       3215      167        815          71   France Telecom Transpac
      25186      164        187         106   France Telecom Transpac's Tra
       5400      157        241         140   BT Ignite European Backbone
       6746      136         28         114   Dynamic Network Technologies,
       3303      135        618         135   Swisscom Ltd
       3269      134       1101          65   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
        719      113        288         102   LANLINK autonomous system
       1273      111        166          88   Cable & Wireless Deutschland 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      379        122          69   ImpSat
       8151      265        357         130   UniNet S.A. de C.V. 
      11172      207         75          43   Servicios Alestra S.A de C.V 
      16814      163         11           6   NSS, S.A. 
       6147      145         78          20   Telefonica Del Peru 
       7303      141         53          26   Telecom Argentina Stet-France
       6503      138        220          93   AVANTEL, S.A. 
       6505      132         90          92   Global One Communicaoes Ltda 
      11992       90          9          29   Integrated Systems 
      11556       88         73          25   Cable-Wireless Panama 
       6535       79          5          19   Chilesat Servicios  Empresari
      15311       75         18          38   Telefonica Empresas 
      14420       74          5          30   ANDINATEL S.A. 
       4270       71         18           9   Red de Interconexion Universi
      14535       70          6           5   Techtel S.A. 
      11311       69          7          16   Sinectis S.A. 
      14259       69          4           5   GTD Internet S.A. 
       5639       64          7          13   Telecommunications Services o
       7080       64          4           1   Electronica y Comunicaciones 
      10292       63          6          25   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      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 
       9129       33          3           4   UUNET Kenya
      24835       31         18           6   RAYA Telecom - Egypt
       5713       26        125          24   Telkom SA Ltd 
      16637       25          9          18   Johnnic e-Ventures 
      12455       24          4           2   Jambonet Autonomous system
       8524       23          2           4   AUCEGYPT Autonomous System
       6713       22         38           9   Itissalat Al-MAGHRIB
      14988       22         16           1   Botswana Telecommunications C
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      12258       15          3          10   Vodacom Internet Company 
      15808       14          1           6   Communication Solutions Ltd i
       8346       13          6          12   SONATEL-AS Autonomous System
      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       698         690      Covad Communications 
       4134       722         603      Data Communications Bureau
       4323       715         517      Time Warner Communications, I
       6197       689         437      BellSouth Network Solutions, 
       7843       535         425      Adelphia Corp. 
      27364       405         382      Armstrong Cable Services 
        701      1318         372      UUNET Technologies, Inc. 
       6198       566         360      BellSouth Network Solutions, 
      22909       383         360      Comcast Cable Corporation 
       5668       365         349      Century Telephone 
       9583       436         336      Satyam Infoway Ltd.,
      22773       358         323      Cox Communications, Inc. Atla
       9929       347         316      China Netcom Corp.
       6140       379         310      ImpSat
       4755       360         305      Videsh Sanchar Nigam Ltd. Aut
       1239       935         301      Sprint 
       4355       396         293      EarthLink, Inc. 
       6347       376         292      SAVVIS Communications Corpora
      20115       595         286      Charter Communications 
       9443       353         275      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      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
      
      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        /8:18       /9:3       /10:6       /11:15      /12:58      
      /13:112     /14:293     /15:511     /16:7673    /17:1985    /18:3545    
      /19:9297    /20:9687    /21:7024    /22:9917    /23:11396   /24:74490   
      /25:184     /26:216     /27:128     /28:29      /29:4       /30:48      
      /31:0       /32:12      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      681           698      Covad Communications 
       7018      532          1434      AT&T 
       6197      526           689      BellSouth Network Solutions, 
       3356      494           893      Level 3 Communications, LLC 
       6198      408           566      BellSouth Network Solutions, 
        702      403           665      UUNET - Commercial IP service
      27364      398           405      Armstrong Cable Services 
       7066      395           501      Virginia Polytechnic Institut
        701      366          1318      UUNET Technologies, Inc. 
       1239      354           935      Sprint 
      20115      346           595      Charter Communications 
        690      336           373      Merit Network 
       5668      319           365      Century Telephone 
       4766      287           465      Korea Internet Exchange for "
       9583      278           436      Satyam Infoway Ltd.,
       9929      276           347      China Netcom Corp.
      14824      250           275      NewSouth Communications Corp.
      25844      244           244      Skadden, Arps, Slate, Meagher
      19029      242           369      New Edge Networks 
       3320      240           293      Deutsche Telekom AG
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:824      13:1        15:4        16:1        17:3      
        20:8        24:809      32:83       38:60       40:54       44:3      
        55:1        56:4        57:13       61:384      62:461      63:1816   
        64:1911     65:1937     66:2542     67:297      68:552      69:480    
        80:500      81:262      82:149      83:30      128:148     129:252    
       130:101     131:79      132:17      134:182     135:17      136:193    
       137:106     138:149     139:36      140:150     141:133     142:108    
       143:49      144:92      145:40      146:295     147:69      148:366    
       149:92      150:93      151:63      152:207     153:62      154:1      
       155:129     156:59      157:55      158:146     159:159     160:51     
       161:53      162:375     163:77      164:328     165:164     166:98     
       167:211     168:215     169:101     170:289     171:8       192:5507   
       193:2634    194:2005    195:1338    196:530     198:3650    199:2978   
       200:3261    201:8       202:4541    203:5488    204:2987    205:1973   
       206:2250    207:2599    208:2320    209:2851    210:1357    211:520    
       212:943     213:1125    214:26      215:26      216:3367    217:885    
       218:164     219:96      220:204     221:27      222:20     
      
      End of report