[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, 29 Oct 2005 04:07:15 +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 29 Oct, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              173110
          Prefixes after maximum aggregation:                           98260
          Unique aggregates announced to Internet:                      84203
      Total ASes present in the Internet Routing Table:                 20761
      Origin-only ASes present in the Internet Routing Table:           18044
      Origin ASes announcing only one prefix:                            8555
      Transit ASes present in the Internet Routing Table:                2717
      Transit-only ASes present in the Internet Routing Table:             74
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      24
      Prefixes from unregistered ASNs in the Routing Table:                12
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1453677824
          Equivalent to 86 /8s, 165 /16s and 93 /24s
          Percentage of available address space announced:               39.2
          Percentage of allocated address space announced:               59.1
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       82686
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    36125
          Total APNIC prefixes after maximum aggregation:               15808
      Prefixes being announced from the APNIC address blocks:           33872
          Unique aggregates announced from the APNIC address blocks:    16789
      APNIC Region origin ASes present in the Internet Routing Table:    2394
      APNIC Region origin ASes announcing only one prefix:                699
      APNIC Region transit ASes present in the Internet Routing Table:    367
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              204551040
          Equivalent to 12 /8s, 49 /16s and 51 /24s
          Percentage of available APNIC address space announced:         75.9
      
      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:                     91735
          Total ARIN prefixes after maximum aggregation:                55566
      Prefixes being announced from the ARIN address blocks:            71729
          Unique aggregates announced from the ARIN address blocks:     27225
      ARIN Region origin ASes present in the Internet Routing Table:    10278
      ARIN Region origin ASes announcing only one prefix:                3793
      ARIN Region transit ASes present in the Internet Routing Table:     962
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               273430784
          Equivalent to 16 /8s, 76 /16s and 57 /24s
          Percentage of available ARIN address space announced:          67.9
      
      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:                     33705
          Total RIPE prefixes after maximum aggregation:                22809
      Prefixes being announced from the RIPE address blocks:            30719
          Unique aggregates announced from the RIPE address blocks:     20510
      RIPE Region origin ASes present in the Internet Routing Table:     7238
      RIPE Region origin ASes announcing only one prefix:                3814
      RIPE Region transit ASes present in the Internet Routing Table:    1205
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               221577408
          Equivalent to 13 /8s, 53 /16s and 0 /24s
          Percentage of available RIPE address space announced:          66.0
      
      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:                    9736
          Total LACNIC prefixes after maximum aggregation:               3255
      Prefixes being announced from the LACNIC address blocks:           8055
          Unique aggregates announced from the LACNIC address blocks:    4652
      LACNIC Region origin ASes present in the Internet Routing Table:    645
      LACNIC Region origin ASes announcing only one prefix:               207
      LACNIC Region transit ASes present in the Internet Routing Table:   123
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC addresses announced to Internet:              22399744
          Equivalent to 1 /8s, 85 /16s and 203 /24s
          Percentage of available LACNIC address space announced:        33.4
      
      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:                   1793
          Total AfriNIC prefixes after maximum aggregation:               822
      Prefixes being announced from the AfriNIC address blocks:          1122
          Unique aggregates announced from the AfriNIC address blocks:    825
      AfriNIC Region origin ASes present in the Internet Routing Table:   140
      AfriNIC Region origin ASes announcing only one prefix:               42
      AfriNIC Region transit ASes present in the Internet Routing Table:   19
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2847488
          Equivalent to 0 /8s, 43 /16s and 115 /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     1018       6318         214   CHINANET-BACKBONE
       9583      817         77          12   Sify Limited
       1221      753       1327         516   Telstra Pty Ltd
       4755      743        259          67   Videsh Sanchar Nigam Ltd. Aut
       4766      623       3927         291   Korea Telecom (KIX)
       7545      512        108          71   TPG Internet Pty Ltd
      17676      470       6819         100   Softbank BB Corp.
       9443      392         87          78   Primus Telecommunications
       9498      387        211          58   BHARTI BT INTERNET LTD.
      17488      366         22          10   Hathway IP Over Cable Interne
       2907      339       1763         316   SINET Japan
      17557      332         24         164   Pakistan Telecom
       7474      331        258         227   SingTel Optus Pty Ltd
       4802      329         72         154   Wantree Development
       9929      327        216          45   China Netcom Corp.
      18302      294        109         171   SK Global co., Ltd
       9837      275         79         176   Powertel Ltd
      17974      274         65          16   PT TELEKOMUNIKASI INDONESIA
      18101      266         68          19   Reliance Infocom Ltd Internet
        703      254        259         210   UUNET - Commercial IP service
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1481       6324         972   AT&T WorldNet Services
       4323     1188        705         232   Time Warner Telecom
        721     1075      21938         308   DLA Systems Automation Center
        174     1052       5847         991   Cogent Communications
        701      997       8152         838   UUNET Technologies, Inc. 
       6197      946        401         488   BellSouth Network Solutions, 
       2386      920        545         687   AT&T Data Communications Serv
      18566      866        240           7   Covad Communications 
       1239      850       2851         597   Sprint 
        209      643       3571         508   Qwest 
      20115      633        515         334   Charter Communications 
       3602      582        131         109   Sprint Canada, Inc. 
      19916      563         49          54   OLM LLC 
      22773      546       1352          27   Cox Communications, Inc.
       3356      527      10637         403   Level 3 Communications, LLC 
      19262      520       1511         139   Verizon Global Networks 
       5668      484        147          23   CenturyTel Internet Holdings,
       3561      476       2409         403   Savvis
       7132      467       5092         399   SBC Internet Services
       6198      458        576         209   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      605       1960         477   UUNET - Commercial IP service
       3301      305       1085         291   TeliaNet Sweden
       3320      286       3231         241   Deutsche Telekom AG
       8220      270        475         265   COLT Telecommunications
        680      244       2040         239   DFN-IP service G-WiN
       8708      238        274         223   Romania Data Systems S.A.
       3246      227        475         220   Song Networks
       6746      196         51         168   Dynamic Network Technologies,
       1257      190        712         168   SWIPnet Swedish IP Network
       5515      182        840         128   Sonera Solution Autonomous Sy
       3269      181       1734          69   TELECOM ITALIA
        786      175       1795         175   The JANET IP Service
       5400      174        318         144   BT Ignite European Backbone
       6830      161        669          33   UPC Distribution Services
       3300      160        170          92   AUCS Communications Services 
       8866      160         37           9   Bulgarian Telecommunication C
      25186      151        227         106   France Telecom Transpac's Tra
       3215      143       1237          78   France Telecom Transpac
      24863      142         37           6   LINKdotNET AS number
       3352      137       1384          33   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      385        641         166   UniNet S.A. de C.V. 
      16814      297         18           7   NSS, S.A. 
      11172      279         88          68   Servicios Alestra S.A de C.V 
      11664      199         22          13   Keytech SA 
      19632      196         14           5   Metropolis Intercom S.A. 
      14117      184         11           6   Telefonica del Sur S.A. 
      22047      170        128           7   VTR PUNTO NET S.A. 
       6147      163        118          21   Telefonica Del Peru 
       7303      143         68          20   Telecom Argentina Stet-France
      11556      133         64           3   Cable-Wireless Panama 
      19169      123          8          25   Telconet 
       6505      121         89          85   Global One Communicaoes Ltda 
      10481      121         48           8   Prima S.A. 
      13999      119         52           9   Mega Cable S.A. de C.V. 
      18822      112          7          13   TELEFONICA MANQUEHUE 
       5639      111         12           9   Telecommunications Services o
      21826      111         14          19   INTERCABLE 
       6503      108        147          75   AVANTEL, S.A. 
      11311       99          8          10   Sinectis S.A. 
      23216       91         23          12   RAMtelecom Telecomunicaciones
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      269        708         227   The Internet Solution 
       8452      132         44           7   TEDATA
       5536      123          8          12   Internet Egypt Network
       2018       94        295          85   Tertiary Education Network 
      15475       82         84           4   Nile Online
       2905       78        211          71   The Internetworking Company o
       6713       71         71          10   Itissalat Al-MAGHRIB
      20928       61         16           2   Noor Advanced Technologies AS
      24835       58         34           6   RAYA Telecom - Egypt
       5713       37        149          33   Telkom SA Ltd 
      12455       35          6           3   Jambonet Autonomous system
      33774       32          3          22   AS Number for Telecom Algeria
      15706       31          8           3   Sudatel Internet Exchange Aut
      16637       24         10          21   Johnnic e-Ventures 
       8524       23          1           4   AUCEGYPT Autonomous System
      10798       22          1          13   Standard Bank of South Africa
      21280       21          4           4   Swift Global Kenya Ltd.Is an 
      23889       19          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      1188         956      Time Warner Telecom
      18566       866         859      Covad Communications 
       9583       817         805      Sify Limited
       4134      1018         804      CHINANET-BACKBONE
        721      1075         767      DLA Systems Automation Center
       4755       743         676      Videsh Sanchar Nigam Ltd. Aut
      22773       546         519      Cox Communications, Inc.
      19916       563         509      OLM LLC 
       3602       582         473      Sprint Canada, Inc. 
       5668       484         461      CenturyTel Internet Holdings,
       6197       946         458      BellSouth Network Solutions, 
       7545       512         441      TPG Internet Pty Ltd
      19262       520         381      Verizon Global Networks 
      17676       470         370      Softbank BB Corp.
      17488       366         356      Hathway IP Over Cable Interne
      11492       364         353      Cable One 
        812       368         343      Rogers WAVE 
       6467       385         337      E.Spire Communications, Inc. 
       4766       623         332      Korea Telecom (KIX)
       9498       387         329      BHARTI BT INTERNET LTD.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65003   PRIVATE       57.250.244.0/24      13879       SITA-EQUANT 
      65002   PRIVATE       64.119.148.0/22      19406       Towerstream 
      64826   PRIVATE       64.200.250.0/23       7911       Williams Communicati
      64826   PRIVATE       64.200.255.0/24       7911       Williams Communicati
      65001   PRIVATE       69.177.73.128/27      8002       Stealth Communicatio
      64643   PRIVATE       140.253.192.0/20     24434       James Cook Universit
      65205   PRIVATE       152.163.5.0/24        2056       America Online 
      64512   PRIVATE       170.51.242.0/24      19037       CTI Compania de Tele
      65111   PRIVATE       194.165.131.0/24      8376       GO-JOR Autonomous Sy
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      18428   UNALLOCATED   203.91.0.0/24         9505       Taiwan Internet Gate
      65103   PRIVATE       216.53.126.0/23       7270       Net2Phone 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       /11:18      /12:79      
      /13:183     /14:337     /15:654     /16:8596    /17:2857    /18:4800    
      /19:10908   /20:11996   /21:10056   /22:13291   /23:14297   /24:94093   
      /25:329     /26:280     /27:191     /28:33      /29:10      /30:38      
      /31:3       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      850           866      Covad Communications 
       6197      772           946      BellSouth Network Solutions, 
       7018      720          1481      AT&T WorldNet Services
       9583      640           817      Sify Limited
       2386      632           920      AT&T Data Communications Serv
       4323      566          1188      Time Warner Telecom
      19916      557           563      OLM LLC 
       4766      429           623      Korea Telecom (KIX)
       5668      389           484      CenturyTel Internet Holdings,
        702      383           605      UUNET - Commercial IP service
       7011      383           443      Citizens Utilities 
       1239      361           850      Sprint 
      11492      356           364      Cable One 
       6517      323           349      Yipes Communications, Inc. 
       6198      322           458      BellSouth Network Solutions, 
      15270      316           343      PaeTec.net -a division of Pae
      13609      288           329      Choice One Communications Inc
        701      282           997      UUNET Technologies, Inc. 
      18302      279           294      SK Global co., Ltd
      22773      278           546      Cox Communications, Inc.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:27       12:1604     13:1        15:11       16:3      
        17:3        18:3        20:41       24:575      30:2        32:68     
        38:166      40:54       44:3        47:2        52:4        55:1      
        56:3        57:36       58:97       59:92       60:147      61:792    
        62:791      63:1890     64:2963     65:2113     66:2963     67:645    
        68:650      69:1282     70:213      71:33       72:416      80:642    
        81:588      82:515      83:308      84:307      85:368      86:144    
        87:62      125:26      128:162     129:168     130:98      131:296    
       132:36      133:1       134:148     135:40      136:162     137:67     
       138:166     139:68      140:471     141:141     142:148     143:142    
       144:220     145:34      146:298     147:131     148:269     149:198    
       150:108     151:68      152:112     153:93      154:5       155:142    
       156:78      157:112     158:150     159:176     160:87      161:76     
       162:236     163:147     164:191     165:187     166:155     167:255    
       168:449     169:142     170:312     171:12      190:1       192:5739   
       193:3325    194:2434    195:1572    196:701     198:3909    199:3252   
       200:4235    201:411     202:6201    203:6518    204:3830    205:2035   
       206:2445    207:2845    208:2008    209:3441    210:1705    211:837    
       212:1248    213:1346    214:312     215:42      216:3847    217:1151   
       218:218     219:131     220:509     221:298     222:133    
      
      End of report