[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, 24 Jul 2004 04:06:19 +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 24 Jul, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              142670
          Prefixes after maximum aggregation:                           85520
          Unique aggregates announced to Internet:                      68654
      Total ASes present in the Internet Routing Table:                 17645
      Origin-only ASes present in the Internet Routing Table:           15315
      Origin ASes announcing only one prefix:                            7166
      Transit ASes present in the Internet Routing Table:                2330
      Transit-only ASes present in the Internet Routing Table:             72
      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:                 9
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             19
      Number of addresses announced to Internet:                   1304901856
          Equivalent to 77 /8s, 199 /16s and 56 /24s
          Percentage of available address space announced:               35.2
          Percentage of allocated address space announced:               57.8
          Percentage of available address space allocated:               60.9
      Total number of prefixes smaller than registry allocations:       65553
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    27454
          Total APNIC prefixes after maximum aggregation:               13982
      Prefixes being announced from the APNIC address blocks:           25658
          Unique aggregates announced from the APNIC address blocks:    14026
      APNIC Region origin ASes present in the Internet Routing Table:    2082
      APNIC Region origin ASes announcing only one prefix:                624
      APNIC Region transit ASes present in the Internet Routing Table:    331
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              153526784
          Equivalent to 9 /8s, 38 /16s and 162 /24s
          Percentage of available APNIC address space announced:         70.1
      
      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:                     81511
          Total ARIN prefixes after maximum aggregation:                49985
      Prefixes being announced from the ARIN address blocks:            63255
          Unique aggregates announced from the ARIN address blocks:     22028
      ARIN Region origin ASes present in the Internet Routing Table:     9329
      ARIN Region origin ASes announcing only one prefix:                3339
      ARIN Region transit ASes present in the Internet Routing Table:     914
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          18
      Number of ARIN addresses announced to Internet:               227994656
          Equivalent to 13 /8s, 150 /16s and 236 /24s
          Percentage of available ARIN address space announced:          75.5
      
      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:                     26378
          Total RIPE prefixes after maximum aggregation:                18619
      Prefixes being announced from the RIPE address blocks:            23173
          Unique aggregates announced from the RIPE address blocks:     15368
      RIPE Region origin ASes present in the Internet Routing Table:     5688
      RIPE Region origin ASes announcing only one prefix:                3071
      RIPE Region transit ASes present in the Internet Routing Table:     973
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               167462080
          Equivalent to 9 /8s, 251 /16s and 68 /24s
          Percentage of available RIPE address space announced:          58.7
      
      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:                    6115
          Total LACNIC prefixes after maximum aggregation:               2249
      Prefixes being announced from the LACNIC address blocks:           5805
          Unique aggregates announced from the LACNIC address blocks:    3530
      LACNIC Region origin ASes present in the Internet Routing Table:    384
      LACNIC Region origin ASes announcing only one prefix:               111
      LACNIC Region transit ASes present in the Internet Routing Table:    74
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              15371008
          Equivalent to 0 /8s, 234 /16s and 139 /24s
          Percentage of available LACNIC address space announced:        45.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1208
          Total AfriNIC prefixes after maximum aggregation:               685
      Prefixes being announced from the AfriNIC address blocks:           817
          Unique aggregates announced from the AfriNIC address blocks:    645
      AfriNIC Region origin ASes present in the Internet Routing Table:    91
      AfriNIC Region origin ASes announcing only one prefix:               21
      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:                       16
      Number of AfriNIC addresses announced to Internet:              1903616
          Equivalent to 0 /8s, 29 /16s and 12 /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      818       1056         589   Telstra Pty Ltd
       4134      812       4096         150   Data Communications Bureau
       4766      502       2895         265   Korea Internet Exchange for "
       9583      486         39         109   Satyam Infoway Ltd.,
       4755      398        134          54   Videsh Sanchar Nigam Ltd. Aut
       9443      353         69          78   Primus Telecommunications
       2907      352       1840         326   SINET Japan
      17676      341       5084          33   XTAGE CORPORATION
       9929      329        159          31   China Netcom Corp.
      17557      321         22         164   Pakistan Telecom
        703      316        342         245   UUNET
       2764      289        258         236   connect.com.au pty ltd
       7474      267        269         205   Optus Communications Pty Ltd
       9942      237         71         130   COMindico Australia
       9800      225        369          62   CHINA UNICOM
       4802      224         25         139   Wantree Development
       9498      222         48          52   BHARTI BT INTERNET LTD.
      17633      203         54           8   ASN for Shandong Provincial N
      10036      197         18         178   C&M Communication Co. Ltd.
       4837      191       2019         105   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1426       6874         993   AT&T 
        701     1312       8443         943   UUNET Technologies, Inc. 
       6347      952        391         122   SAVVIS Communications Corpora
       1239      938       2871         623   Sprint 
       3356      888      10932         671   Level 3 Communications, LLC 
       4323      739        570         210   Time Warner Communications, I
      18566      729        192           8   Covad Communications 
       6197      721        479         301   BellSouth Network Solutions, 
        209      614       3427         500   Qwest 
        721      569      20776         263   DLA Systems Automation Center
      20115      566        376         291   Charter Communications 
        852      511       1142         399   Telus Advanced Communications
       7843      511        669         127   Adelphia Corp. 
       7132      484       7880         366   Southwestern Bell Internet Se
       6198      449        394         203   BellSouth Network Solutions, 
       2386      411        533         230   AT&T Data Communications Serv
      22909      396        830          33   Comcast Cable Corporation 
       4355      391        323         101   EarthLink, Inc. 
        705      388        128         264   UUNET Technologies, Inc. 
      22773      387        774          58   Cox Communications, Inc. Atla
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      647       2038         539   UUNET - Commercial IP service
       3320      300       2468         237   Deutsche Telekom AG
       3301      281       1098         270   TeliaNet Sweden
       8220      276        433         264   COLT Internet - International
        680      244       2025         239   DFN-IP service G-WiN
       1257      217        747         186   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      215        484         212   Song Networks
       5515      200        842         146   Sonera Solution Autonomous Sy
       8708      192        113         176   Romania Data Systems S.A.
       3215      182        895          70   France Telecom Transpac
        786      174       1794         174   The JANET IP Service
      25186      172        156         114   France Telecom Transpac's Tra
       6746      158         29         128   Dynamic Network Technologies,
        719      150        288         102   LANLINK autonomous system
       5400      146        207         121   BT Ignite European Backbone
       3269      138       1131          63   TELECOM ITALIA
       8866      133         15          14   Bulgarian Telecommunication C
       3303      131        610         130   Swisscom Ltd
      12302      128         18          32   MobiFon S.A.
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      11172      353         99          54   Servicios Alestra S.A de C.V 
       6140      334        140          65   ImpSat
       8151      277        389         126   UniNet S.A. de C.V. 
      16814      203         13           7   NSS, S.A. 
       6147      185         86          20   Telefonica Del Peru 
       6505      134         90          92   Global One Communicaoes Ltda 
       6503      127        202          85   AVANTEL, S.A. 
       7303      120         55          18   Telecom Argentina Stet-France
      11992       91          9          29   Integrated Systems 
      11556       87         57          24   Cable-Wireless Panama 
       6535       81          5          16   Chilesat Servicios  Empresari
      14420       81          5          31   ANDINATEL S.A. 
      11311       80          7          18   Sinectis S.A. 
      15311       75         19          37   Telefonica Empresas 
      14535       73          6           5   Techtel S.A. 
       5639       71          8           8   Telecommunications Services o
       4270       70         18           9   Red de Interconexion Universi
      10292       67          6          26   TELECOMMUNICATIONS OF JAMAICA
      11340       67          5          36   Red Universitaria Nacional 
      14259       67          4           5   GTD Internet S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      252        632         219   The Internet Solution 
       5536      113         16           4   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       92        276          81   The Internetworking Company o
      11845       42          9          11   Data Pro Business Online 
      20928       42         16           1   Noor Advanced Technologies AS
      24835       31         18           6   RAYA Telecom - Egypt
      16637       30          9          23   Johnnic e-Ventures 
      14988       28         16           1   Botswana Telecommunications C
       9129       27          3           4   UUNET Kenya
       6713       26         38           9   Itissalat Al-MAGHRIB
       5713       25        125          23   Telkom SA Ltd 
       8524       24          2           7   AUCEGYPT Autonomous System
      12455       23          4           2   Jambonet Autonomous system
      10798       18          1          12   Standard Bank of South Africa
      12258       15          3          10   Vodacom Internet Company 
      15706       15          4           2   Sudatel Internet Exchange Aut
       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       952         830      SAVVIS Communications Corpora
      18566       729         721      Covad Communications 
       4134       812         662      Data Communications Bureau
       4323       739         529      Time Warner Communications, I
       6197       721         420      BellSouth Network Solutions, 
       7843       511         384      Adelphia Corp. 
       9583       486         377      Satyam Infoway Ltd.,
        701      1312         369      UUNET Technologies, Inc. 
       5668       383         365      Century Telephone 
      22909       396         363      Comcast Cable Corporation 
       4755       398         344      Videsh Sanchar Nigam Ltd. Aut
       6467       369         336      E.Spire Communications, Inc. 
      27364       349         330      Armstrong Cable Services 
      22773       387         329      Cox Communications, Inc. Atla
       1239       938         315      Sprint 
      17676       341         308      XTAGE CORPORATION
        721       569         306      DLA Systems Automation Center
      11172       353         299      Servicios Alestra S.A de C.V 
       9929       329         298      China Netcom Corp.
       4355       391         290      EarthLink, Inc. 
      
      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
      65534   PRIVATE       80.68.80.0/20         8943       Jump Networks Ltd.
       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      /12:61      
      /13:127     /14:301     /15:530     /16:7919    /17:2126    /18:3712    
      /19:9553    /20:10071   /21:7397    /22:10383   /23:11888   /24:77898   
      /25:219     /26:198     /27:115     /28:35      /29:17      /30:68      
      /31:0       /32:10      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6347      734           952      SAVVIS Communications Corpora
      18566      712           729      Covad Communications 
       6197      552           721      BellSouth Network Solutions, 
       7018      550          1426      AT&T 
       3356      499           888      Level 3 Communications, LLC 
        702      396           647      UUNET - Commercial IP service
        701      388          1312      UUNET Technologies, Inc. 
       1239      369           938      Sprint 
       5668      336           383      Century Telephone 
      27364      336           349      Armstrong Cable Services 
       9583      333           486      Satyam Infoway Ltd.,
       6198      331           449      BellSouth Network Solutions, 
       4766      317           502      Korea Internet Exchange for "
      20115      300           566      Charter Communications 
       6467      268           369      E.Spire Communications, Inc. 
       9929      260           329      China Netcom Corp.
      14824      254           278      NewSouth Communications Corp.
       3320      248           300      Deutsche Telekom AG
      13609      246           289      Choice One Communications Inc
      25844      245           245      Skadden, Arps, Slate, Meagher
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:832      13:1        15:5        16:2        17:3      
        20:7        24:740      32:66       33:2        38:74       40:54     
        44:4        55:1        56:3        57:16       60:5        61:439    
        62:510      63:1887     64:2063     65:2040     66:2713     67:344    
        68:505      69:687      70:64       80:544      81:348      82:189    
        83:115      84:6       128:151     129:171     130:81      131:185    
       132:23      134:178     135:17      136:174     137:55      138:169    
       139:35      140:165     141:105     142:119     143:60      144:99     
       145:42      146:287     147:89      148:418     149:111     150:93     
       151:68      152:162     153:64      154:2       155:128     156:57     
       157:66      158:139     159:147     160:53      161:65      162:384    
       163:79      164:184     165:165     166:111     167:218     168:233    
       169:114     170:285     171:8       192:5555    193:2830    194:2062   
       195:1392    196:579     198:3641    199:3103    200:3549    201:9      
       202:4776    203:5679    204:3119    205:2081    206:2264    207:2503   
       208:2179    209:3057    210:1449    211:574     212:1001    213:1192   
       214:70      215:30      216:3740    217:984     218:172     219:123    
       220:226     221:30      222:98     
      
      End of report