[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, 3 Sep 2005 04:06:22 +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 03 Sep, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              169168
          Prefixes after maximum aggregation:                           97058
          Unique aggregates announced to Internet:                      81965
      Total ASes present in the Internet Routing Table:                 20396
      Origin-only ASes present in the Internet Routing Table:           17756
      Origin ASes announcing only one prefix:                            8414
      Transit ASes present in the Internet Routing Table:                2640
      Transit-only ASes present in the Internet Routing Table:             70
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      21
      Prefixes from unregistered ASNs in the Routing Table:                19
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             65
      Number of addresses announced to Internet:                   1415517824
          Equivalent to 84 /8s, 95 /16s and 22 /24s
          Percentage of available address space announced:               38.2
          Percentage of allocated address space announced:               57.5
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       80352
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    35173
          Total APNIC prefixes after maximum aggregation:               15792
      Prefixes being announced from the APNIC address blocks:           33021
          Unique aggregates announced from the APNIC address blocks:    16573
      APNIC Region origin ASes present in the Internet Routing Table:    2347
      APNIC Region origin ASes announcing only one prefix:                694
      APNIC Region transit ASes present in the Internet Routing Table:    355
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         18
      Number of APNIC addresses announced to Internet:              196031488
          Equivalent to 11 /8s, 175 /16s and 52 /24s
          Percentage of available APNIC address space announced:         72.7
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911
      APNIC Address Blocks   58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
                             220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     90126
          Total ARIN prefixes after maximum aggregation:                54989
      Prefixes being announced from the ARIN address blocks:            70411
          Unique aggregates announced from the ARIN address blocks:     25964
      ARIN Region origin ASes present in the Internet Routing Table:    10162
      ARIN Region origin ASes announcing only one prefix:                3759
      ARIN Region transit ASes present in the Internet Routing Table:     947
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               263852800
          Equivalent to 15 /8s, 186 /16s and 19 /24s
          Percentage of available ARIN address space announced:          65.5
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  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, 29696-30719, 31744-33791
                             35840-36863
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
                             198/7, 204/6, 208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     32721
          Total RIPE prefixes after maximum aggregation:                22314
      Prefixes being announced from the RIPE address blocks:            29780
          Unique aggregates announced from the RIPE address blocks:     20060
      RIPE Region origin ASes present in the Internet Routing Table:     7053
      RIPE Region origin ASes announcing only one prefix:                3722
      RIPE Region transit ASes present in the Internet Routing Table:    1166
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               216914304
          Equivalent to 12 /8s, 237 /16s and 217 /24s
          Percentage of available RIPE address space announced:          64.6
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839
      RIPE Address Blocks    62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    9418
          Total LACNIC prefixes after maximum aggregation:               3172
      Prefixes being announced from the LACNIC address blocks:           7784
          Unique aggregates announced from the LACNIC address blocks:    4489
      LACNIC Region origin ASes present in the Internet Routing Table:    635
      LACNIC Region origin ASes announcing only one prefix:               198
      LACNIC Region transit ASes present in the Internet Routing Table:   119
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        21
      Number of LACNIC addresses announced to Internet:              21911552
          Equivalent to 1 /8s, 78 /16s and 88 /24s
          Percentage of available LACNIC address space announced:        32.7
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1706
          Total AfriNIC prefixes after maximum aggregation:               791
      Prefixes being announced from the AfriNIC address blocks:          1034
          Unique aggregates announced from the AfriNIC address blocks:    788
      AfriNIC Region origin ASes present in the Internet Routing Table:   136
      AfriNIC Region origin ASes announcing only one prefix:               41
      AfriNIC Region transit ASes present in the Internet Routing Table:   18
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2647296
          Equivalent to 0 /8s, 40 /16s and 101 /24s
          Percentage of available AfriNIC address space announced:        7.9
      
      AfriNIC AS Blocks      36864-37887 & ERX transfers
      AfriNIC Address Blocks 41/8, 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4134      960       5596         196   CHINANET-BACKBONE
       9583      784         77          14   Sify Limited
       1221      750       1327         519   Telstra Pty Ltd
       4755      705        259          64   Videsh Sanchar Nigam Ltd. Aut
       4766      602       3927         285   Korea Telecom (KIX)
       7545      518        108          73   TPG Internet Pty Ltd
      17676      465       6739          99   Softbank BB Corp.
       9443      386         84          79   Primus Telecommunications
       2907      336       1788         313   SINET Japan
       9498      336        115          59   BHARTI BT INTERNET LTD.
       9929      334        224          46   China Netcom Corp.
      17557      326         23         153   Pakistan Telecom
      17488      319         19           8   Hathway IP Over Cable Interne
       7474      316        257         219   SingTel Optus Pty Ltd
       4802      298         53         159   Wantree Development
      18302      296        109         160   SK Global co., Ltd
       9837      277         79         178   Powertel Ltd
      17974      265         65          14   PT TELEKOMUNIKASI INDONESIA
        703      254        262         207   UUNET - Commercial IP service
       9800      244        386          65   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1512       6374         985   AT&T WorldNet Services
       4323     1161        705         224   Time Warner Telecom
        174     1116       5852        1020   Cogent Communications
        721     1078      21922         310   DLA Systems Automation Center
        701      999       8136         843   UUNET Technologies, Inc. 
       6197      947        503         446   BellSouth Network Solutions, 
       2386      897        513         670   AT&T Data Communications Serv
       1239      864       2850         609   Sprint 
      18566      840        224          20   Covad Communications 
        209      624       3454         488   Qwest 
      20115      624        489         327   Charter Communications 
       3356      572      10661         444   Level 3 Communications, LLC 
      27364      554         44          18   Armstrong Cable Services 
       3602      551        125         106   Sprint Canada, Inc. 
       3561      538       2416         419   Savvis
      22773      502       1352          27   Cox Communications, Inc.
       5668      497        115          23   CenturyTel Internet Holdings,
       6198      473        417         228   BellSouth Network Solutions, 
       7132      459       4949         393   SBC Internet Services
      19262      450       1370         120   Verizon Global Networks 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      586       1999         479   UUNET - Commercial IP service
       3301      299       1081         285   TeliaNet Sweden
       3320      293       3232         240   Deutsche Telekom AG
       8220      264        474         260   COLT Telecommunications
        680      244       2040         240   DFN-IP service G-WiN
       8708      233        262         213   Romania Data Systems S.A.
       3246      229        469         222   Song Networks
       1257      197        712         175   SWIPnet Swedish IP Network
       9121      190        288          40   TTnet Autonomous System
       6746      184         50         160   Dynamic Network Technologies,
       5515      181        778         127   Sonera Solution Autonomous Sy
        786      174       1795         174   The JANET IP Service
       3269      172       1558          68   TELECOM ITALIA
       5400      167        289         141   BT Ignite European Backbone
       8866      166         20           7   Bulgarian Telecommunication C
       6830      157        669          33   UPC Distribution Services
       3300      155        184          90   AUCS Communications Services 
      25186      143        145         100   France Telecom Transpac's Tra
       8551      138        120          20   Bezeq International
       3215      136       1165          80   France Telecom Transpac
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      397        650         168   UniNet S.A. de C.V. 
      16814      298         18           7   NSS, S.A. 
      11172      241         83          57   Servicios Alestra S.A de C.V 
       6147      194        110          21   Telefonica Del Peru 
      11664      191         20          23   Keytech SA 
      19632      173         14           5   Metropolis Intercom S.A. 
      22047      172        128           7   VTR PUNTO NET S.A. 
      14117      153          9           5   Telefonica del Sur S.A. 
       7303      143         68          15   Telecom Argentina Stet-France
      11556      129         64           2   Cable-Wireless Panama 
       6505      122         89          86   Global One Communicaoes Ltda 
      19169      121          8          25   Telconet 
      10481      120         48           8   Prima S.A. 
       6503      114        148          75   AVANTEL, S.A. 
      18822      111          7          15   TELEFONICA MANQUEHUE 
      13999      109         52           9   Mega Cable S.A. de C.V. 
       5639      103         12           9   Telecommunications Services o
      21826      103         13          15   INTERCABLE 
      11311       97          8          14   Sinectis S.A. 
      23216       95         24          19   RAMtelecom Telecomunicaciones
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      263        692         221   The Internet Solution 
       5536      121          8          14   Internet Egypt Network
       8452      105         32           7   TEDATA
       2018       96        295          87   Tertiary Education Network 
      15475       88         84           4   Nile Online
       2905       77        210          69   The Internetworking Company o
      20928       58         16           2   Noor Advanced Technologies AS
      24835       58         34           7   RAYA Telecom - Egypt
       6713       51         54           8   Itissalat Al-MAGHRIB
       5713       43        149          33   Telkom SA Ltd 
       9129       39          3           4   UUNET Kenya
      12455       37          6           3   Jambonet Autonomous system
      15706       31          8           3   Sudatel Internet Exchange Aut
       8524       23          1           3   AUCEGYPT Autonomous System
      16637       22         10          19   Johnnic e-Ventures 
      10798       21          1          12   Standard Bank of South Africa
      21280       21          4           4   Swift Global Kenya Ltd.Is an 
      23889       20          5           9   MAURITIUS TELECOM
      12258       17          3          11   Vodacom Internet Company 
      15804       17          2           1   AS of The Way Out Internet So
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1161         937      Time Warner Telecom
      18566       840         820      Covad Communications 
       9583       784         770      Sify Limited
        721      1078         768      DLA Systems Automation Center
       4134       960         764      CHINANET-BACKBONE
       4755       705         641      Videsh Sanchar Nigam Ltd. Aut
      27364       554         536      Armstrong Cable Services 
       6197       947         501      BellSouth Network Solutions, 
      22773       502         475      Cox Communications, Inc.
       5668       497         474      CenturyTel Internet Holdings,
       3602       551         445      Sprint Canada, Inc. 
       7545       518         445      TPG Internet Pty Ltd
      17676       465         366      Softbank BB Corp.
       6467       424         351      E.Spire Communications, Inc. 
      19262       450         330      Verizon Global Networks 
      11492       325         318      Cable One 
       4766       602         317      Korea Telecom (KIX)
      17488       319         311      Hathway IP Over Cable Interne
       9443       386         307      Primus Telecommunications
      15270       333         306      PaeTec.net -a division of Pae
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      64826   PRIVATE       64.200.250.0/23       7911       Williams Communicati
      65511   PRIVATE       65.77.145.0/24       16605       Aaro Broadband Wirel
      65230   PRIVATE       86.104.115.0/24      34050       Fiber Net Communicat
      65230   PRIVATE       86.104.116.0/24      34050       Fiber Net Communicat
      65004   PRIVATE       200.0.113.0/24       28477       Universidad Autonoma
      65004   PRIVATE       200.4.0.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.1.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.2.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.3.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.4.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.5.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.6.0/24         28477       Universidad Autonoma
      64943   PRIVATE       202.41.14.0/24       24110       Security Mail Pty Lt
      64942   PRIVATE       202.41.15.0/24       24110       Security Mail Pty Lt
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      65005   PRIVATE       203.200.197.0/24      4755       Videsh Sanchar Nigam
      65500   PRIVATE       211.158.36.0/22      23851       Chongqing Broadband 
      65500   PRIVATE       211.158.40.0/22      23851       Chongqing Broadband 
      65500   PRIVATE       211.158.44.0/22      23851       Chongqing Broadband 
      
      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
      158.0.0.0/13           721     DLA Systems Automation Center
      192.43.230.0/24       7575     Australian Academic and Rease
      192.44.0.0/24         5501     Fraunhofer Gesellschaft
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.70.164.0/24      25689     National Research Council of 
      192.84.205.0/24        719     LANLINK autonomous system
      192.96.1.0/24         3741     The Internet Solution 
      192.96.2.0/24         2018     Tertiary Education Network 
      192.96.3.0/24         3741     The Internet Solution 
      192.96.5.0/24         2018     Tertiary Education Network 
      192.96.7.0/24         2018     Tertiary Education Network 
      192.96.8.0/24         2018     Tertiary Education Network 
      192.96.10.0/24        5713     Telkom SA Ltd 
      192.96.11.0/24        2018     Tertiary Education Network 
      192.96.12.0/24        2018     Tertiary Education Network 
      192.96.13.0/24       16637     Johnnic e-Ventures 
      192.96.14.0/24       16637     Johnnic e-Ventures 
      192.96.15.0/24        2018     Tertiary Education Network 
      192.96.20.0/23        2018     Tertiary Education Network 
      192.96.22.0/24        7460     LIA Internet Access 
      192.96.25.0/24        6083     Olivetti Africa 
      192.96.32.0/24        2905     The Internetworking Company o
      192.96.34.0/24       10474     NetActive ISP 
      192.96.36.0/24        5713     Telkom SA Ltd 
      192.96.37.0/24       10474     NetActive ISP 
      192.96.38.0/24        3741     The Internet Solution 
      192.96.43.0/24        5713     Telkom SA Ltd 
      192.96.46.0/24        3741     The Internet Solution 
      192.96.51.0/24        5713     Telkom SA Ltd 
      192.96.57.0/24        3741     The Internet Solution 
      192.96.58.0/24       16416     Mycomax 
      192.96.87.0/24        2905     The Internetworking Company o
      192.96.88.0/24        2905     The Internetworking Company o
      192.96.89.0/24        3741     The Internet Solution 
      192.96.90.0/23        3741     The Internet Solution 
      192.96.92.0/24        3741     The Internet Solution 
      192.96.94.0/23        3741     The Internet Solution 
      192.96.96.0/24        2905     The Internetworking Company o
      192.96.97.0/24        2905     The Internetworking Company o
      192.96.98.0/23        2905     The Internetworking Company o
      192.96.109.0/24       2018     Tertiary Education Network 
      192.96.120.0/21       3741     The Internet Solution 
      192.96.128.0/22       3741     The Internet Solution 
      192.96.132.0/24       3741     The Internet Solution 
      192.96.133.0/24       3741     The Internet Solution 
      192.96.134.0/24       3741     The Internet Solution 
      192.96.139.0/24       3741     The Internet Solution 
      192.96.140.0/24       2018     Tertiary Education Network 
      192.96.142.0/24       2018     Tertiary Education Network 
      192.96.147.0/24       2905     The Internetworking Company o
      192.96.150.0/24       3741     The Internet Solution 
      192.96.177.0/24       6083     Olivetti Africa 
      192.96.193.0/24       3741     The Internet Solution 
      192.96.194.0/24       3741     The Internet Solution 
      192.96.247.0/24       2018     Tertiary Education Network 
      192.96.248.0/23       2018     Tertiary Education Network 
      192.96.250.0/24       2018     Tertiary Education Network 
      192.96.251.0/24       3741     The Internet Solution 
      192.96.252.0/24       2018     Tertiary Education Network 
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T WorldNet Services
      192.172.0.0/19         721     DLA Systems Automation Center
      192.200.100.0/24      7018     AT&T WorldNet Services
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:3       /10:8       /11:17      /12:77      
      /13:171     /14:320     /15:625     /16:8482    /17:2698    /18:4614    
      /19:10690   /20:11708   /21:9755    /22:13158   /23:13995   /24:91855   
      /25:329     /26:312     /27:174     /28:46      /29:23      /30:61      
      /31:1       /32:29      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      825           840      Covad Communications 
       6197      770           947      BellSouth Network Solutions, 
       7018      718          1512      AT&T WorldNet Services
       2386      609           897      AT&T Data Communications Serv
       9583      604           784      Sify Limited
       4323      554          1161      Time Warner Telecom
      27364      545           554      Armstrong Cable Services 
       4766      419           602      Korea Telecom (KIX)
       5668      405           497      CenturyTel Internet Holdings,
       1239      364           864      Sprint 
      19916      363           369      OLM LLC 
        702      360           586      UUNET - Commercial IP service
       7011      348           403      Citizens Utilities 
       6198      346           473      BellSouth Network Solutions, 
      11492      317           325      Cable One 
      15270      303           333      PaeTec.net -a division of Pae
       6517      302           328      Yipes Communications, Inc. 
        701      284           999      UUNET Technologies, Inc. 
      18302      281           296      SK Global co., Ltd
       6467      278           424      E.Spire Communications, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:6         8:23       11:1        12:1575     13:1        15:9      
        16:2        17:3        18:3        20:22       24:1066     30:3      
        32:61       38:146      40:56       44:4        47:2        52:4      
        55:1        56:3        57:23       58:155      59:65       60:120    
        61:719      62:768      63:1881     64:2827     65:2065     66:2891   
        67:599      68:579      69:1166     70:173      71:11       72:350    
        80:612      81:539      82:466      83:303      84:230      85:306    
        86:95       87:9       128:141     129:168     130:94      131:293    
       132:37      133:1       134:145     135:42      136:151     137:65     
       138:165     139:61      140:425     141:105     142:145     143:136    
       144:212     145:34      146:288     147:115     148:297     149:182    
       150:107     151:61      152:108     153:92      154:5       155:150    
       156:80      157:97      158:165     159:168     160:85      161:73     
       162:224     163:115     164:188     165:195     166:154     167:247    
       168:438     169:142     170:309     171:8       190:1       192:5718   
       193:3277    194:2399    195:1570    196:657     198:3849    199:3284   
       200:4158    201:315     202:6056    203:6333    204:3781    205:2072   
       206:2460    207:2820    208:2028    209:3346    210:1693    211:810    
       212:1208    213:1353    214:289     215:36      216:3581    217:1125   
       218:216     219:135     220:445     221:260     222:124    
      
      End of report