[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, 12 Nov 2005 04:07:05 +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 12 Nov, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              174875
          Prefixes after maximum aggregation:                           98803
          Unique aggregates announced to Internet:                      84517
      Total ASes present in the Internet Routing Table:                 20867
      Origin-only ASes present in the Internet Routing Table:           18147
      Origin ASes announcing only one prefix:                            8595
      Transit ASes present in the Internet Routing Table:                2720
      Transit-only ASes present in the Internet Routing Table:             76
      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:                 3
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1458454176
          Equivalent to 86 /8s, 238 /16s and 62 /24s
          Percentage of available address space announced:               39.3
          Percentage of allocated address space announced:               59.2
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       84066
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    36485
          Total APNIC prefixes after maximum aggregation:               15862
      Prefixes being announced from the APNIC address blocks:           34252
          Unique aggregates announced from the APNIC address blocks:    16829
      APNIC Region origin ASes present in the Internet Routing Table:    2396
      APNIC Region origin ASes announcing only one prefix:                695
      APNIC Region transit ASes present in the Internet Routing Table:    367
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              205774784
          Equivalent to 12 /8s, 67 /16s and 223 /24s
          Percentage of available APNIC address space announced:         76.4
      
      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:                     92805
          Total ARIN prefixes after maximum aggregation:                55833
      Prefixes being announced from the ARIN address blocks:            72359
          Unique aggregates announced from the ARIN address blocks:     27342
      ARIN Region origin ASes present in the Internet Routing Table:    10325
      ARIN Region origin ASes announcing only one prefix:                3832
      ARIN Region transit ASes present in the Internet Routing Table:     966
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               274748928
          Equivalent to 16 /8s, 96 /16s and 86 /24s
          Percentage of available ARIN address space announced:          68.2
      
      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:                     33948
          Total RIPE prefixes after maximum aggregation:                22968
      Prefixes being announced from the RIPE address blocks:            30960
          Unique aggregates announced from the RIPE address blocks:     20751
      RIPE Region origin ASes present in the Internet Routing Table:     7279
      RIPE Region origin ASes announcing only one prefix:                3814
      RIPE Region transit ASes present in the Internet Routing Table:    1206
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               222772736
          Equivalent to 13 /8s, 71 /16s and 62 /24s
          Percentage of available RIPE address space announced:          66.4
      
      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, 38912-39935
      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:                    9821
          Total LACNIC prefixes after maximum aggregation:               3298
      Prefixes being announced from the LACNIC address blocks:           8117
          Unique aggregates announced from the LACNIC address blocks:    4738
      LACNIC Region origin ASes present in the Internet Routing Table:    650
      LACNIC Region origin ASes announcing only one prefix:               210
      LACNIC Region transit ASes present in the Internet Routing Table:   122
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        21
      Number of LACNIC addresses announced to Internet:              22713600
          Equivalent to 1 /8s, 90 /16s and 149 /24s
          Percentage of available LACNIC address space announced:        33.8
      
      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:                   1808
          Total AfriNIC prefixes after maximum aggregation:               842
      Prefixes being announced from the AfriNIC address blocks:          1134
          Unique aggregates announced from the AfriNIC address blocks:    832
      AfriNIC Region origin ASes present in the Internet Routing Table:   142
      AfriNIC Region origin ASes announcing only one prefix:               44
      AfriNIC Region transit ASes present in the Internet Routing Table:   20
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2864640
          Equivalent to 0 /8s, 43 /16s and 182 /24s
          Percentage of available AfriNIC address space announced:        8.5
      
      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     1003       6327         214   CHINANET-BACKBONE
       9583      823         77          12   Sify Limited
       4755      744        259          65   Videsh Sanchar Nigam Ltd. Aut
       1221      741       1342         515   Telstra Pty Ltd
       4766      625       3927         285   Korea Telecom (KIX)
       7545      515        108          71   TPG Internet Pty Ltd
      17676      470       6819         100   Softbank BB Corp.
       9498      396        216          64   BHARTI BT INTERNET LTD.
       9443      392         87          78   Primus Telecommunications
      17488      366         22          10   Hathway IP Over Cable Interne
       2907      340       1764         317   SINET Japan
       4802      335         73         153   Wantree Development
      17557      333         25         163   Pakistan Telecom
       7474      332        258         228   SingTel Optus Pty Ltd
       9929      326        216          46   China Netcom Corp.
      18302      305        141         171   SK Global co., Ltd
       9837      274         79         175   Powertel Ltd
      17974      272         65          16   PT TELEKOMUNIKASI INDONESIA
      18101      269         68          19   Reliance Infocom Ltd Internet
       9800      255        396          67   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1476       6324         970   AT&T WorldNet Services
       4323     1194        706         233   Time Warner Telecom
        721     1062      21936         301   DLA Systems Automation Center
        174     1052       5848         984   Cogent Communications
        701     1008       8152         847   UUNET Technologies, Inc. 
       6197      959        407         496   BellSouth Network Solutions, 
       2386      931        546         696   AT&T Data Communications Serv
      18566      875        240           7   Covad Communications 
       1239      846       2801         596   Sprint 
        209      659       3621         523   Qwest 
      20115      644        522         339   Charter Communications 
      11492      595         81          10   Cable One 
        852      574       1093         381   Telus Advanced Communications
       3602      565        129         107   Sprint Canada, Inc. 
      19916      563         49          54   OLM LLC 
        855      555        247          65   Canadian Research Network 
      22773      555       1472          28   Cox Communications, Inc.
      19262      538       1556         134   Verizon Global Networks 
       3356      521      10634         401   Level 3 Communications, LLC 
       6478      492       1300         275   AT&T Worldnet Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      609       1959         478   UUNET - Commercial IP service
       3301      305       1085         291   TeliaNet Sweden
       3320      285       3230         240   Deutsche Telekom AG
       8220      270        475         265   COLT Telecommunications
        680      244       2040         239   DFN-IP service G-WiN
       8708      234        274         220   Romania Data Systems S.A.
       3246      228        475         221   Song Networks
       6746      201         51         172   Dynamic Network Technologies,
       1257      191        712         169   SWIPnet Swedish IP Network
       5515      182        840         128   Sonera Solution Autonomous Sy
       3269      180       1765          68   TELECOM ITALIA
        786      174       1795         174   The JANET IP Service
       5400      161        316         134   BT Ignite European Backbone
       6830      161        669          33   UPC Distribution Services
       8866      159         37           9   Bulgarian Telecommunication C
       3300      157        170          91   AUCS Communications Services 
      12479      150        322           5   Uni2 Autonomous System
      24863      148         37           6   LINKdotNET AS number
      25186      148        211         104   France Telecom Transpac's Tra
       3215      144       1237          78   France Telecom Transpac
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      387        690         165   UniNet S.A. de C.V. 
      16814      296         18           7   NSS, S.A. 
      11172      283         88          68   Servicios Alestra S.A de C.V 
      11664      204         22          28   Keytech SA 
      19632      196         14           5   Metropolis Intercom S.A. 
      14117      184         11           6   Telefonica del Sur S.A. 
      22047      171        128           7   VTR PUNTO NET S.A. 
       6147      160        116          23   Telefonica Del Peru 
       7303      145         69          19   Telecom Argentina Stet-France
      11556      130         64           3   Cable-Wireless Panama 
      13999      128         52           9   Mega Cable S.A. de C.V. 
      19169      125          8          26   Telconet 
       6505      121         89          85   Global One Communicaoes Ltda 
      10481      121         48           8   Prima S.A. 
      18822      112          7          13   TELEFONICA MANQUEHUE 
       5639      111         12           9   Telecommunications Services o
      21826      111         14          19   INTERCABLE 
       6503      109        148          76   AVANTEL, S.A. 
      14522      101         12           8   SatNet S.A. 
      11311       98          8          15   Sinectis S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      269        708         228   The Internet Solution 
       8452      139         44           7   TEDATA
       5536      123          8          12   Internet Egypt Network
       2018      116        298         103   Tertiary Education Network 
      15475       82         84           4   Nile Online
       2905       78        211          71   The Internetworking Company o
       6713       70         71          10   Itissalat Al-MAGHRIB
      20928       60         16           2   Noor Advanced Technologies AS
      24835       57         34           6   RAYA Telecom - Egypt
       5713       38        151          34   Telkom SA Ltd 
      12455       33          6           3   Jambonet Autonomous system
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       31          3          22   AS Number for Telecom Algeria
       8524       24          1           4   AUCEGYPT Autonomous System
      16637       24         10          21   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
      21280       21          4           4   Swift Global Kenya Ltd.Is an 
      23889       21          5           9   MAURITIUS TELECOM
      12258       17          3          11   Vodacom Internet Company 
      15808       17          2           2   Communication Solutions Ltd i
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1194         961      Time Warner Telecom
      18566       875         868      Covad Communications 
       9583       823         811      Sify Limited
       4134      1003         789      CHINANET-BACKBONE
        721      1062         761      DLA Systems Automation Center
       4755       744         679      Videsh Sanchar Nigam Ltd. Aut
      11492       595         585      Cable One 
      22773       555         527      Cox Communications, Inc.
      19916       563         509      OLM LLC 
        855       555         490      Canadian Research Network 
       6197       959         463      BellSouth Network Solutions, 
       3602       565         458      Sprint Canada, Inc. 
       5668       471         445      CenturyTel Internet Holdings,
       7545       515         444      TPG Internet Pty Ltd
      19262       538         404      Verizon Global Networks 
      17676       470         370      Softbank BB Corp.
      17488       366         356      Hathway IP Over Cable Interne
       6467       398         351      E.Spire Communications, Inc. 
        812       368         343      Rogers WAVE 
       4766       625         340      Korea Telecom (KIX)
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65003   PRIVATE       57.250.244.0/24      13879       SITA-EQUANT 
      65108   PRIVATE       193.202.224.0/20      4589       Easynet Group
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      
      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 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.172.0.0/19         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       /9:5       /10:8       /11:17      /12:80      
      /13:186     /14:340     /15:663     /16:8592    /17:2869    /18:4838    
      /19:10998   /20:12096   /21:10140   /22:13429   /23:14626   /24:95043   
      /25:333     /26:288     /27:192     /28:33      /29:12      /30:37      
      /31:3       /32:29      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      859           875      Covad Communications 
       6197      781           959      BellSouth Network Solutions, 
       7018      725          1476      AT&T WorldNet Services
       9583      645           823      Sify Limited
       2386      644           931      AT&T Data Communications Serv
      11492      587           595      Cable One 
       4323      571          1194      Time Warner Telecom
      19916      557           563      OLM LLC 
       4766      431           625      Korea Telecom (KIX)
        855      427           555      Canadian Research Network 
       7011      397           459      Citizens Utilities 
        702      390           609      UUNET - Commercial IP service
       5668      373           471      CenturyTel Internet Holdings,
       1239      364           846      Sprint 
       6198      353           483      BellSouth Network Solutions, 
       6517      324           350      Yipes Communications, Inc. 
      15270      315           342      PaeTec.net -a division of Pae
      13609      297           339      Choice One Communications Inc
      18302      289           305      SK Global co., Ltd
        701      283          1008      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:32       12:1616     13:1        15:11       16:3      
        17:3        18:3        20:41       24:703      30:2        32:64     
        38:178      40:54       44:3        47:3        52:4        55:1      
        56:3        57:35       58:101      59:91       60:147      61:788    
        62:809      63:1893     64:2967     65:2135     66:2916     67:694    
        68:661      69:1325     70:223      71:40       72:439      80:651    
        81:592      82:491      83:314      84:301      85:365      86:183    
        87:88      125:40      128:153     129:169     130:95      131:308    
       132:35      133:1       134:148     135:42      136:161     137:70     
       138:173     139:71      140:437     141:142     142:399     143:141    
       144:220     145:34      146:299     147:131     148:267     149:194    
       150:108     151:70      152:111     153:94      154:5       155:144    
       156:82      157:117     158:147     159:178     160:87      161:77     
       162:235     163:148     164:190     165:185     166:146     167:248    
       168:454     169:144     170:312     171:12      190:1       192:5735   
       193:3349    194:2445    195:1615    196:698     198:3909    199:3230   
       200:4253    201:429     202:6231    203:6574    204:3815    205:2060   
       206:2446    207:2899    208:2018    209:3488    210:1760    211:844    
       212:1208    213:1363    214:314     215:40      216:3864    217:1150   
       218:214     219:129     220:526     221:308     222:127    
      
      End of report