[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, ausnog at ausnog dot net, sanog at sanog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 3 Feb 2007 04:02:48 +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
      
      For historical data, please see http://thyme.apnic.net.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 03 Feb, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              209925
          Prefixes after maximum aggregation:                          113063
          Deaggregation factor:                                          1.86
          Unique aggregates announced to Internet:                     102253
      Total ASes present in the Internet Routing Table:                 24248
      Origin-only ASes present in the Internet Routing Table:           21107
      Origin ASes announcing only one prefix:                           10211
      Transit ASes present in the Internet Routing Table:                3141
      Transit-only ASes present in the Internet Routing Table:             78
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (20858)                               18
      Prefixes from unregistered ASNs in the Routing Table:                 4
          Unregistered ASNs in the Routing Table:                           7
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1671682188
          Equivalent to 99 /8s, 163 /16s and 216 /24s
          Percentage of available address space announced:               45.1
          Percentage of allocated address space announced:               62.0
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      107663
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    46876
          Total APNIC prefixes after maximum aggregation:               18806
          APNIC Deaggregation factor:                                    2.49
      Prefixes being announced from the APNIC address blocks:           44283
          Unique aggregates announced from the APNIC address blocks:    19393
      APNIC Region origin ASes present in the Internet Routing Table:    2833
      APNIC Region origin ASes announcing only one prefix:                788
      APNIC Region transit ASes present in the Internet Routing Table:    418
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              283001824
          Equivalent to 16 /8s, 222 /16s and 67 /24s
          Percentage of available APNIC address space announced:         70.1
      
      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, 116/6, 120/6, 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:                    103010
          Total ARIN prefixes after maximum aggregation:                60874
          ARIN Deaggregation factor:                                     1.69
      Prefixes being announced from the ARIN address blocks:            75935
          Unique aggregates announced from the ARIN address blocks:     29246
      ARIN Region origin ASes present in the Internet Routing Table:    11297
      ARIN Region origin ASes announcing only one prefix:                4325
      ARIN Region transit ASes present in the Internet Routing Table:    1052
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               315788928
          Equivalent to 18 /8s, 210 /16s and 142 /24s
          Percentage of available ARIN address space announced:          69.7
      
      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, 39936-40959
      ARIN Address Blocks    24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     43595
          Total RIPE prefixes after maximum aggregation:                28378
          RIPE Deaggregation factor:                                     1.54
      Prefixes being announced from the RIPE address blocks:            40254
          Unique aggregates announced from the RIPE address blocks:     26747
      RIPE Region origin ASes present in the Internet Routing Table:     9102
      RIPE Region origin ASes announcing only one prefix:                4794
      RIPE Region transit ASes present in the Internet Routing Table:    1470
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               287806244
          Equivalent to 17 /8s, 39 /16s and 147 /24s
          Percentage of available RIPE address space announced:          78.0
      
      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
                             40960-43007
      RIPE Address Blocks    62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   13910
          Total LACNIC prefixes after maximum aggregation:               4045
          LACNIC Deaggregation factor:                                   3.44
      Prefixes being announced from the LACNIC address blocks:          11939
          Unique aggregates announced from the LACNIC address blocks:    7267
      LACNIC Region origin ASes present in the Internet Routing Table:    764
      LACNIC Region origin ASes announcing only one prefix:               252
      LACNIC Region transit ASes present in the Internet Routing Table:   136
      Average LACNIC Region AS path length visible:                       4.2
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              37081600
          Equivalent to 2 /8s, 53 /16s and 210 /24s
          Percentage of available LACNIC address space announced:        55.3
      
      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:                   2531
          Total AfriNIC prefixes after maximum aggregation:               958
          AfriNIC Deaggregation factor:                                  2.64
      Prefixes being announced from the AfriNIC address blocks:          1818
          Unique aggregates announced from the AfriNIC address blocks:   1141
      AfriNIC Region origin ASes present in the Internet Routing Table:   173
      AfriNIC Region origin ASes announcing only one prefix:               51
      AfriNIC Region transit ASes present in the Internet Routing Table:   34
      Average AfriNIC Region AS path length visible:                      3.7
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5365504
          Equivalent to 0 /8s, 81 /16s and 223 /24s
          Percentage of available AfriNIC address space announced:       16.0
      
      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     1280       8664         277   CHINANET-BACKBONE
       4755     1092        383          75   Videsh Sanchar Nigam Ltd. Aut
       9583     1042        109          16   Sify Limited
       9498      942        467          64   BHARTI BT INTERNET LTD.
       4766      763       4944         313   Korea Telecom (KIX)
      23577      760         34         691   Korea Telecom (ATM-MPLS)
      17488      592         37          21   Hathway IP Over Cable Interne
       1221      572       1698         441   Telstra Pty Ltd
       7545      562        126          74   TPG Internet Pty Ltd
      18101      516        103          23   Reliance Infocom Ltd Internet
      17676      504      10935          66   Softbank BB Corp.
       9443      442        111          74   Primus Telecommunications
       4812      439        763          70   China Telecom (Shanghai)
       7474      364        214         253   SingTel Optus Pty Ltd
       4802      359         86         149   Wantree Development
      17849      354         34          94   Telecommunications Technology
      17557      345         34         167   Pakistan Telecom
       2907      336       1749         309   SINET Japan
       4837      336       4151         148   chinanet IDC center beijing n
      10139      302         31           7   Meridian Telekoms
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1545       6129         996   AT&T WorldNet Services
       2386     1107        569         732   AT&T Data Communications Serv
       4323     1053        819         298   Time Warner Telecom
       6197     1025        650         503   BellSouth Network Solutions, 
      18566      989        288           9   Covad Communications 
        174      936       6790         866   Cogent Communications
        701      935       6695         743   UUNET Technologies, Inc. 
      11492      918        100          16   Cable One 
       1239      827       2730         578   Sprint 
      19262      809       2592         180   Verizon Global Networks 
      20115      796        694         413   Charter Communications 
       7011      761        224         466   Citizens Utilities 
      22773      723       1872          41   Cox Communications, Inc.
        209      718       3742         565   Qwest 
        721      684      21836         281   DLA Systems Automation Center
        852      604       1091         391   Telus Advanced Communications
       5668      580        161          17   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      561        250          73   Canadian Research Network 
       6198      553        522         258   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      546       1897         424   UUNET - Commercial IP service
      24863      307         45          25   LINKdotNET AS number
       3301      306       1199         288   TeliaNet Sweden
       3320      298       4993         249   Deutsche Telekom AG
       8220      269        472         261   COLT Telecommunications
       6746      267         95         246   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       3215      236       2192          93   France Telecom Transpac
       8708      234        283         221   Romania Data Systems S.A.
       1257      222       1100         171   SWIPnet Swedish IP Network
      30890      214         19          91   SC Kappa Invexim SRL
       3269      213       2391          71   TELECOM ITALIA
       3246      208        355         198   Song Networks
       5416      205         13          13   BATELCO-BH
       8551      200        193          29   Bezeq International
      20858      197         34           3   This AS will be used to conne
       3352      191       1767          31   Ibernet, Internet Access Netw
       3300      180        171          90   AUCS Communications Services 
      12479      177        578           6   Uni2 Autonomous System
        786      172       1779         172   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      966       2079         203   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      385        113          83   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
       6471      254         74          30   ENTEL CHILE S.A. 
      14117      238         16          13   Telefonica del Sur S.A. 
       7303      235        105          35   Telecom Argentina Stet-France
      11556      235        116           6   Cable-Wireless Panama 
       6147      227        182          20   Telefonica Del Peru 
       6503      220        175          92   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
       7910      152         11          32   ANDINET ON LINE 
      21826      152         26          57   INTERCABLE 
      23216      148         19          42   RAMtelecom Telecomunicaciones
      18822      145          9          10   TELEFONICA MANQUEHUE 
      20299      145         22          17   NEWCOM AMERICAS 
      19169      142          9          24   Telconet 
      19429      139         84          34   E.T.B. 
      14522      137         22           9   SatNet S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      290        868         232   The Internet Solution 
       8452      237         60           6   TEDATA
      15475      154         84           4   Nile Online
       6713      144        135          11   Itissalat Al-MAGHRIB
       2018      138        309         113   Tertiary Education Network 
       5536      121          8          22   Internet Egypt Network
      33783      113          6           6   EEPAD TISP TELECOM & INTERNET
      24835       86         48           6   RAYA Telecom - Egypt
       2905       79        173          72   The Internetworking Company o
       2561       62          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       52         16          13   MAURITIUS TELECOM
       5713       44        294          34   Telkom SA Ltd 
      33774       39         12          22   AS Number for Telecom Algeria
      16637       33         21          25   Johnnic e-Ventures 
      33766       33          2           1   Nyala Communications Pty Ltd 
       8524       30          2           6   AUCEGYPT Autonomous System
      33776       27          2           5   Starcomms Nigeria Limited
      12455       26          6           3   Jambonet Autonomous system
      21280       26          4           4   Swift Global Kenya Ltd.Is an 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       9583      1042        1026      Sify Limited
       4755      1092        1017      Videsh Sanchar Nigam Ltd. Aut
       4134      1280        1003      CHINANET-BACKBONE
      18566       989         980      Covad Communications 
      11492       918         902      Cable One 
       9498       942         878      BHARTI BT INTERNET LTD.
       8151       966         763      UniNet S.A. de C.V. 
       4323      1053         755      Time Warner Telecom
      22773       723         682      Cox Communications, Inc.
      19262       809         629      Verizon Global Networks 
      17488       592         571      Hathway IP Over Cable Interne
       5668       580         563      CenturyTel Internet Holdings,
       6197      1025         522      BellSouth Network Solutions, 
      19916       568         514      OLM LLC 
      18101       516         493      Reliance Infocom Ltd Internet
       7545       562         488      TPG Internet Pty Ltd
        855       561         488      Canadian Research Network 
      15270       505         471      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
       4766       763         450      Korea Telecom (KIX)
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65332   PRIVATE       63.166.106.192/27     1803       SPRINT 
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      22895   UNALLOCATED   216.174.38.0/24      19094       Adelphia Business So
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      7.1.1.0/24            1239     Sprint 
      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
      172.33.1.0/24         7018     AT&T WorldNet Services
      180.190.0.0/16       24003     JUBILANT ORGANOSYS LTD., INDI
      192.0.10.0/24         9498     BHARTI BT INTERNET LTD.
      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 
      192.153.136.0/21       721     DLA Systems Automation Center
      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        /8:19       /9:10      /10:13      /11:33      /12:116     
      /13:226     /14:418     /15:813     /16:9202    /17:3693    /18:6027    
      /19:13001   /20:14616   /21:13044   /22:16780   /23:17923   /24:112243  
      /25:671     /26:463     /27:384     /28:68      /29:40      /30:89      
      /31:0       /32:33      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      971           989      Covad Communications 
      11492      904           918      Cable One 
       9583      871          1042      Sify Limited
       7018      850          1545      AT&T WorldNet Services
       2386      830          1107      AT&T Data Communications Serv
       6197      795          1025      BellSouth Network Solutions, 
      23577      746           760      Korea Telecom (ATM-MPLS)
       7011      662           761      Citizens Utilities 
       9498      600           942      BHARTI BT INTERNET LTD.
       4766      571           763      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      503          1092      Videsh Sanchar Nigam Ltd. Aut
      15270      473           505      PaeTec.net -a division of Pae
        855      460           561      Canadian Research Network 
       5668      448           580      CenturyTel Internet Holdings,
      18101      447           516      Reliance Infocom Ltd Internet
      17488      415           592      Hathway IP Over Cable Interne
       1239      406           827      Sprint 
      33588      403           425      Bresnan Communications, LLC. 
       6198      391           553      BellSouth Network Solutions, 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         6:1         7:1         8:63        9:1        12:1648   
        13:1        15:16       16:3        17:3        18:5        20:36     
        24:875      25:1        32:53       38:279      40:56       41:66     
        44:2        47:7        52:4        55:1        56:3        57:25     
        58:302      59:376      60:203      61:919      62:1051     63:1904   
        64:3227     65:2309     66:3154     67:712      68:644      69:1709   
        70:433      71:133      72:1178     73:1        74:162      75:66     
        76:22       77:7        80:830      81:790      82:657      83:350    
        84:510      85:771      86:465      87:479      88:279      89:790    
        90:1        91:197      97:1       116:1       117:1       118:1      
       119:1       120:1       121:129     122:76      123:32      124:582    
       125:793     128:310     129:219     130:126     131:342     132:47     
       133:9       134:184     135:44      136:180     137:113     138:191    
       139:53      140:520     141:142     142:371     143:212     144:271    
       145:67      146:305     147:140     148:369     149:190     150:115    
       151:116     152:90      153:119     154:5       155:250     156:124    
       157:174     158:168     159:148     160:98      161:85      162:228    
       163:162     164:450     165:293     166:247     167:282     168:495    
       169:121     170:383     171:15      172:1       189:156     190:360    
       192:5745    193:3671    194:2934    195:2208    196:940     198:3760   
       199:3283    200:4629    201:971     202:7147    203:7333    204:3955   
       205:2089    206:2413    207:2885    208:2449    209:3596    210:2375   
       211:887     212:1313    213:1427    214:396     215:39      216:4060   
       217:1174    218:347     219:264     220:850     221:369     222:236    
      
      
      End of report
      Report Website: http://thyme.apnic.net