[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at apnic dot net>
  • Date: Sat, 10 Jul 2004 04:06:25 +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 10 Jul, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              142432
          Prefixes after maximum aggregation:                           85368
          Unique aggregates announced to Internet:                      68367
      Total ASes present in the Internet Routing Table:                 17570
      Origin-only ASes present in the Internet Routing Table:           15228
      Origin ASes announcing only one prefix:                            7144
      Transit ASes present in the Internet Routing Table:                2342
      Transit-only ASes present in the Internet Routing Table:             75
      Average AS path length visible in the Internet Routing Table:       4.8
          Max AS path length visible:                                      26
      Prefixes from unregistered ASNs in the Routing Table:                 8
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             19
      Number of addresses announced to Internet:                   1301128680
          Equivalent to 77 /8s, 141 /16s and 165 /24s
          Percentage of available address space announced:               35.1
          Percentage of allocated address space announced:               57.6
          Percentage of available address space allocated:               60.9
      Total number of prefixes smaller than registry allocations:       65398
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    27304
          Total APNIC prefixes after maximum aggregation:               14033
      Prefixes being announced from the APNIC address blocks:           25525
          Unique aggregates announced from the APNIC address blocks:    13976
      APNIC Region origin ASes present in the Internet Routing Table:    2069
      APNIC Region origin ASes announcing only one prefix:                623
      APNIC Region transit ASes present in the Internet Routing Table:    333
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              151884992
          Equivalent to 9 /8s, 13 /16s and 148 /24s
          Percentage of available APNIC address space announced:         69.3
      
      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:                     81553
          Total ARIN prefixes after maximum aggregation:                49875
      Prefixes being announced from the ARIN address blocks:            63350
          Unique aggregates announced from the ARIN address blocks:     21888
      ARIN Region origin ASes present in the Internet Routing Table:     9303
      ARIN Region origin ASes announcing only one prefix:                3335
      ARIN Region transit ASes present in the Internet Routing Table:     909
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               227346464
          Equivalent to 13 /8s, 141 /16s and 8 /24s
          Percentage of available ARIN address space announced:          75.3
      
      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 - 33791
      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:                     26205
          Total RIPE prefixes after maximum aggregation:                18548
      Prefixes being announced from the RIPE address blocks:            23016
          Unique aggregates announced from the RIPE address blocks:     15243
      RIPE Region origin ASes present in the Internet Routing Table:     5652
      RIPE Region origin ASes announcing only one prefix:                3051
      RIPE Region transit ASes present in the Internet Routing Table:     984
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               165957952
          Equivalent to 9 /8s, 228 /16s and 81 /24s
          Percentage of available RIPE address space announced:          58.2
      
      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, 33792 - 34815
      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:                    6181
          Total LACNIC prefixes after maximum aggregation:               2228
      Prefixes being announced from the LACNIC address blocks:           5871
          Unique aggregates announced from the LACNIC address blocks:    3609
      LACNIC Region origin ASes present in the Internet Routing Table:    379
      LACNIC Region origin ASes announcing only one prefix:               111
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              15293184
          Equivalent to 0 /8s, 233 /16s and 91 /24s
          Percentage of available LACNIC address space announced:        45.6
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1186
          Total AfriNIC prefixes after maximum aggregation:               684
      Prefixes being announced from the AfriNIC address blocks:           783
          Unique aggregates announced from the AfriNIC address blocks:    617
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               24
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      4.9
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1892352
          Equivalent to 0 /8s, 28 /16s and 224 /24s
          Percentage of available AfriNIC address space announced:       11.3
      
      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      824       1057         594   Telstra Pty Ltd
       4134      806       3752         146   Data Communications Bureau
       4766      497       2895         264   Korea Internet Exchange for "
       9583      486         39         103   Satyam Infoway Ltd.,
       4755      399        133          61   Videsh Sanchar Nigam Ltd. Aut
       9443      353         69          78   Primus Telecommunications
       2907      352       1840         326   SINET Japan
      17676      341       5084          33   XTAGE CORPORATION
       9929      327        157          32   China Netcom Corp.
      17557      321         22         164   Pakistan Telecom
        703      319        342         248   UUNET
       2764      288        258         236   connect.com.au pty ltd
       7474      267        269         207   Optus Communications Pty Ltd
       9942      230         71         128   COMindico Australia
       4802      226         25         141   Wantree Development
       9800      224        369          62   CHINA UNICOM
       9498      218         48          49   BHARTI BT INTERNET LTD.
      10026      206         11         131   IXNet Hong Kong Limited
      10036      198         18         179   C&M Communication Co. Ltd.
       4837      189       2019         105   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1443       6882         995   AT&T 
        701     1303       8440         935   UUNET Technologies, Inc. 
       6347      974        399          98   SAVVIS Communications Corpora
       1239      936       2889         630   Sprint 
       3356      891      10916         673   Level 3 Communications, LLC 
       4323      738        569         206   Time Warner Communications, I
      18566      725        192           8   Covad Communications 
       6197      710        526         278   BellSouth Network Solutions, 
        209      613       3453         505   Qwest 
      20115      563        374         289   Charter Communications 
       2548      549        899         131   Business Internet, Inc. 
       7843      515        669         130   Adelphia Corp. 
       6198      513        396         214   BellSouth Network Solutions, 
        852      511       1142         399   Telus Advanced Communications
        721      469      15375         339   DLA Systems Automation Center
       7132      466       7874         350   Southwestern Bell Internet Se
       2386      406        549         225   AT&T Data Communications Serv
      22909      398        826          22   Comcast Cable Corporation 
       4355      391        323         101   EarthLink, Inc. 
        705      389        128         265   UUNET Technologies, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      648       2039         542   UUNET - Commercial IP service
       3320      297       2463         237   Deutsche Telekom AG
       3301      282       1098         271   TeliaNet Sweden
       8220      275        429         263   COLT Internet - International
       1257      248        498         196   SWIPnet Swedish IP Network
        680      244       2025         239   DFN-IP service G-WiN
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      213        479         210   Song Networks
       5515      200        842         146   Sonera Solution Autonomous Sy
       8708      190        112         176   Romania Data Systems S.A.
        719      181        288         103   LANLINK autonomous system
       3215      180        895          71   France Telecom Transpac
        786      174       1794         174   The JANET IP Service
      25186      172        156         114   France Telecom Transpac's Tra
       6746      157         29         128   Dynamic Network Technologies,
       5400      145        205         120   BT Ignite European Backbone
       3269      135       1099          64   TELECOM ITALIA
       3303      130        609         129   Swisscom Ltd
       8866      128         14          11   Bulgarian Telecommunication C
      12302      128         18          32   MobiFon S.A.
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      369        140          65   ImpSat
      11172      356         96          58   Servicios Alestra S.A de C.V 
       8151      275        389         127   UniNet S.A. de C.V. 
      16814      219         14           8   NSS, S.A. 
       6147      187         86          20   Telefonica Del Peru 
       7303      148         54          27   Telecom Argentina Stet-France
       6505      134         90          92   Global One Communicaoes Ltda 
       6503      131        202          89   AVANTEL, S.A. 
      11992       91          9          29   Integrated Systems 
      11556       87         57          24   Cable-Wireless Panama 
       6535       81          5          16   Chilesat Servicios  Empresari
      14420       78          5          28   ANDINATEL S.A. 
      15311       75         19          37   Telefonica Empresas 
      11311       72          7          17   Sinectis S.A. 
      14535       72          6           5   Techtel S.A. 
       5639       71          8           8   Telecommunications Services o
       4270       70         18           9   Red de Interconexion Universi
      14117       69          5           4   Telefonica del Sur S.A. 
      10292       67          6          26   TELECOMMUNICATIONS OF JAMAICA
      14259       67          4           5   GTD Internet S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      253        632         220   The Internet Solution 
       5536      111         16           4   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        276          80   The Internetworking Company o
      11845       39          9          11   Data Pro Business Online 
      20928       35         16           1   Noor Advanced Technologies AS
      24835       31         18           6   RAYA Telecom - Egypt
      16637       30          9          23   Johnnic e-Ventures 
       9129       28          3           4   UUNET Kenya
       6713       26         38           9   Itissalat Al-MAGHRIB
       5713       25        125          23   Telkom SA Ltd 
      14988       25         16           1   Botswana Telecommunications C
       8524       24          2           7   AUCEGYPT Autonomous System
      12455       23          4           2   Jambonet 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
      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
       6347       974         876      SAVVIS Communications Corpora
      18566       725         717      Covad Communications 
       4134       806         660      Data Communications Bureau
       4323       738         532      Time Warner Communications, I
       6197       710         432      BellSouth Network Solutions, 
       2548       549         418      Business Internet, Inc. 
       7843       515         385      Adelphia Corp. 
       9583       486         383      Satyam Infoway Ltd.,
      22909       398         376      Comcast Cable Corporation 
        701      1303         368      UUNET Technologies, Inc. 
       5668       380         362      Century Telephone 
      27364       377         358      Armstrong Cable Services 
       4755       399         338      Videsh Sanchar Nigam Ltd. Aut
      22773       383         327      Cox Communications, Inc. Atla
      17676       341         308      XTAGE CORPORATION
       1239       936         306      Sprint 
       6467       337         305      E.Spire Communications, Inc. 
       6140       369         304      ImpSat
       6198       513         299      BellSouth Network Solutions, 
      11172       356         298      Servicios Alestra S.A de C.V 
      
      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
      18416   UNALLOCATED   61.56.97.0/24         9919       New Century InfoComm
      18416   UNALLOCATED   61.56.98.0/24         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
      63330   RESERVED      213.8.224.0/23        5486       Euronet Digital Comm
      63330   RESERVED      213.8.226.0/23        5486       Euronet Digital Comm
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           721     DLA Systems Automation Center
      137.0.0.0/13           721     DLA Systems Automation Center
      156.154.16.0/22       7786     Lockheed Martin IMS 
      158.0.0.0/13           721     DLA Systems Automation Center
      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
      192.70.164.0/24      25689     National Research Council of 
      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         721     DLA Systems Automation Center
      192.172.11.0/24        721     DLA Systems Automation Center
      
      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      /12:59      
      /13:127     /14:302     /15:524     /16:7896    /17:2098    /18:3683    
      /19:9525    /20:10001   /21:7525    /22:10388   /23:11922   /24:77640   
      /25:216     /26:214     /27:155     /28:24      /29:15      /30:66      
      /31:0       /32:10      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6347      751           974      SAVVIS Communications Corpora
      18566      708           725      Covad Communications 
       7018      558          1443      AT&T 
       6197      539           710      BellSouth Network Solutions, 
       3356      499           891      Level 3 Communications, LLC 
        702      396           648      UUNET - Commercial IP service
       6198      382           513      BellSouth Network Solutions, 
       1239      372           936      Sprint 
        701      367          1303      UUNET Technologies, Inc. 
      27364      364           377      Armstrong Cable Services 
       5668      333           380      Century Telephone 
       9583      332           486      Satyam Infoway Ltd.,
       2548      330           549      Business Internet, Inc. 
       4766      316           497      Korea Internet Exchange for "
      20115      297           563      Charter Communications 
       9929      259           327      China Netcom Corp.
      14824      253           277      NewSouth Communications Corp.
       3320      246           297      Deutsche Telekom AG
      13609      244           287      Choice One Communications Inc
      25844      244           244      Skadden, Arps, Slate, Meagher
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:829      13:1        15:5        16:2        17:3      
        20:8        24:763      32:65       33:2        38:73       40:54     
        44:4        55:1        56:3        57:15       61:456      62:508    
        63:1875     64:2037     65:2030     66:2664     67:339      68:500    
        69:623      70:64       80:564      81:337      82:184      83:98     
        84:5       128:148     129:175     130:80      131:187     132:23     
       134:177     135:17      136:178     137:54      138:168     139:35     
       140:166     141:122     142:118     143:60      144:100     145:41     
       146:288     147:77      148:417     149:107     150:94      151:71     
       152:162     153:64      154:2       155:145     156:60      157:55     
       158:140     159:148     160:52      161:64      162:381     163:77     
       164:186     165:164     166:105     167:219     168:228     169:111    
       170:286     171:8       192:5552    193:2808    194:2059    195:1385   
       196:553     198:3662    199:3112    200:3610    201:8       202:4731   
       203:5659    204:3133    205:2099    206:2270    207:2493    208:2196   
       209:3037    210:1448    211:571     212:994     213:1174    214:70     
       215:30      216:3722    217:974     218:171     219:118     220:233    
       221:31      222:62     
      
      End of report