[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, 13 Jan 2007 04:02:28 +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 13 Jan, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              207335
          Prefixes after maximum aggregation:                          112275
          Deaggregation factor:                                          1.85
          Unique aggregates announced to Internet:                     101123
      Total ASes present in the Internet Routing Table:                 24109
      Origin-only ASes present in the Internet Routing Table:           21004
      Origin ASes announcing only one prefix:                           10167
      Transit ASes present in the Internet Routing Table:                3105
      Transit-only ASes present in the Internet Routing Table:             79
      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:                 1
          Unregistered ASNs in the Routing Table:                           4
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:              9
      Number of addresses announced to Internet:                   1654125772
          Equivalent to 98 /8s, 151 /16s and 244 /24s
          Percentage of available address space announced:               44.6
          Percentage of allocated address space announced:               63.3
          Percentage of available address space allocated:               70.5
      Total number of prefixes smaller than registry allocations:      105540
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    46064
          Total APNIC prefixes after maximum aggregation:               18654
          APNIC Deaggregation factor:                                    2.47
      Prefixes being announced from the APNIC address blocks:           43622
          Unique aggregates announced from the APNIC address blocks:    19166
      APNIC Region origin ASes present in the Internet Routing Table:    2819
      APNIC Region origin ASes announcing only one prefix:                794
      APNIC Region transit ASes present in the Internet Routing Table:    421
      Average APNIC Region AS path length visible:                        3.7
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              274913376
          Equivalent to 16 /8s, 98 /16s and 216 /24s
          Percentage of available APNIC address space announced:         86.0
      
      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, 121/8, 122/7, 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:                    102243
          Total ARIN prefixes after maximum aggregation:                60587
          ARIN Deaggregation factor:                                     1.69
      Prefixes being announced from the ARIN address blocks:            75424
          Unique aggregates announced from the ARIN address blocks:     28773
      ARIN Region origin ASes present in the Internet Routing Table:    11259
      ARIN Region origin ASes announcing only one prefix:                4313
      ARIN Region transit ASes present in the Internet Routing Table:    1040
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               312109696
          Equivalent to 18 /8s, 154 /16s and 106 /24s
          Percentage of available ARIN address space announced:          68.9
      
      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, 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:                     42963
          Total RIPE prefixes after maximum aggregation:                28092
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            39732
          Unique aggregates announced from the RIPE address blocks:     26449
      RIPE Region origin ASes present in the Internet Routing Table:     9024
      RIPE Region origin ASes announcing only one prefix:                4756
      RIPE Region transit ASes present in the Internet Routing Table:    1449
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               284066980
          Equivalent to 16 /8s, 238 /16s and 132 /24s
          Percentage of available RIPE address space announced:          77.0
      
      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:                   13538
          Total LACNIC prefixes after maximum aggregation:               3991
          LACNIC Deaggregation factor:                                   3.39
      Prefixes being announced from the LACNIC address blocks:          11624
          Unique aggregates announced from the LACNIC address blocks:    7166
      LACNIC Region origin ASes present in the Internet Routing Table:    756
      LACNIC Region origin ASes announcing only one prefix:               251
      LACNIC Region transit ASes present in the Internet Routing Table:   132
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              36115200
          Equivalent to 2 /8s, 39 /16s and 19 /24s
          Percentage of available LACNIC address space announced:        53.8
      
      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:                   2526
          Total AfriNIC prefixes after maximum aggregation:               951
          AfriNIC Deaggregation factor:                                  2.66
      Prefixes being announced from the AfriNIC address blocks:          1769
          Unique aggregates announced from the AfriNIC address blocks:   1132
      AfriNIC Region origin ASes present in the Internet Routing Table:   172
      AfriNIC Region origin ASes announcing only one prefix:               53
      AfriNIC Region transit ASes present in the Internet Routing Table:   31
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5344768
          Equivalent to 0 /8s, 81 /16s and 142 /24s
          Percentage of available AfriNIC address space announced:       15.9
      
      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     1265       8645         264   CHINANET-BACKBONE
       4755     1046        384          68   Videsh Sanchar Nigam Ltd. Aut
       9583     1025         99          66   Sify Limited
       9498      919        467          65   BHARTI BT INTERNET LTD.
      23577      771         34         700   KRNIC
       4766      761       4946         312   Korea Telecom (KIX)
       1221      574       1698         445   Telstra Pty Ltd
      17488      567         35          22   Hathway IP Over Cable Interne
       7545      562        126          74   TPG Internet Pty Ltd
      17676      503      10935          66   Softbank BB Corp.
      18101      499         87          27   Reliance Infocom Ltd Internet
       9443      442        111          74   Primus Telecommunications
       4812      436        759          69   China Telecom (Shanghai)
       9942      436         85         131   COMindico Australia
      17974      365        129          12   PT TELEKOMUNIKASI INDONESIA
       4802      360         86         150   Wantree Development
      17557      355         35         169   Pakistan Telecom
      17849      353         33          93   Telecommunications Technology
       2907      332       1749         309   SINET Japan
       4837      331       3943         144   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1537       6161         998   AT&T WorldNet Services
       2386     1106        585         733   AT&T Data Communications Serv
       4323     1065        821         300   Time Warner Telecom
       6197     1022        639         500   BellSouth Network Solutions, 
      18566      984        272           8   Covad Communications 
        701      935       6676         749   UUNET Technologies, Inc. 
        174      933       6789         865   Cogent Communications
      11492      908         99          13   Cable One 
       1239      822       2730         572   Sprint 
      19262      804       2538         182   Verizon Global Networks 
      20115      776        678         415   Charter Communications 
        721      748      21837         290   DLA Systems Automation Center
        209      721       3748         567   Qwest 
      22773      715       1744          41   Cox Communications, Inc.
       7011      688        209         429   Citizens Utilities 
        852      607       1093         393   Telus Advanced Communications
       5668      570        161          19   CenturyTel Internet Holdings,
      19916      567         48          57   OLM LLC 
       6198      550        519         256   BellSouth Network Solutions, 
        855      536        250          73   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      545       1912         424   UUNET - Commercial IP service
       3301      305       1199         287   TeliaNet Sweden
       3320      296       4993         247   Deutsche Telekom AG
      24863      296         45          25   LINKdotNET AS number
       8220      271        473         262   COLT Telecommunications
       6746      265         93         243   Dynamic Network Technologies,
        680      256       2042         250   DFN-IP service G-WiN
       8708      234        283         221   Romania Data Systems S.A.
       3215      233       2136          96   France Telecom Transpac
       1257      215       1069         171   SWIPnet Swedish IP Network
       3269      211       2375          74   TELECOM ITALIA
       3246      209        354         196   Song Networks
      30890      209         19          90   SC Kappa Invexim SRL
       5416      206         13           9   BATELCO-BH
       8551      196        197          24   Bezeq International
       3352      176       1767          31   Ibernet, Internet Access Netw
       3300      175        171          88   AUCS Communications Services 
      12479      175        578           6   Uni2 Autonomous System
      20858      175         34           3   This AS will be used to conne
        786      172       1795         172   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      829       2015         204   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      385        104          78   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
      14117      258         16          13   Telefonica del Sur S.A. 
       6471      256         74          31   ENTEL CHILE S.A. 
       7303      230        103          32   Telecom Argentina Stet-France
       6147      225        182          20   Telefonica Del Peru 
       6503      216        170          93   AVANTEL, S.A. 
      11556      212        105           7   Cable-Wireless Panama 
      10481      181         72           8   Prima S.A. 
      21826      156         20          35   INTERCABLE 
      23216      146         19          43   RAMtelecom Telecomunicaciones
      18822      145          9          10   TELEFONICA MANQUEHUE 
       7910      144         10          33   ANDINET ON LINE 
      19429      141         84          35   E.T.B. 
      19169      139          9          22   Telconet 
      14522      134         21           8   SatNet S.A. 
       7738      116        442          21   Telecomunicacoes da Bahia S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      289        868         231   The Internet Solution 
       8452      230         60           6   TEDATA
      15475      154         84           4   Nile Online
       6713      144        135          11   Itissalat Al-MAGHRIB
       2018      138        309         113   Tertiary Education Network 
       5536      123          8          15   Internet Egypt Network
      33783      109          6           4   EEPAD TISP TELECOM & INTERNET
      24835       85         48           6   RAYA Telecom - Egypt
       2905       84        175          73   The Internetworking Company o
       2561       60          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       55         13          15   MAURITIUS TELECOM
       5713       41        294          34   Telkom SA Ltd 
      12455       39          6           3   Jambonet Autonomous system
      33774       38         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
      15804       27          2           1   AS of The Way Out Internet So
      33776       27          2           5   Starcomms Nigeria Limited
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4134      1265        1001      CHINANET-BACKBONE
       4755      1046         978      Videsh Sanchar Nigam Ltd. Aut
      18566       984         976      Covad Communications 
       9583      1025         959      Sify Limited
      11492       908         895      Cable One 
       9498       919         854      BHARTI BT INTERNET LTD.
       4323      1065         765      Time Warner Telecom
      22773       715         674      Cox Communications, Inc.
       8151       829         625      UniNet S.A. de C.V. 
      19262       804         622      Verizon Global Networks 
       5668       570         551      CenturyTel Internet Holdings,
      17488       567         545      Hathway IP Over Cable Interne
       6197      1022         522      BellSouth Network Solutions, 
      19916       567         510      OLM LLC 
       7545       562         488      TPG Internet Pty Ltd
      18101       499         472      Reliance Infocom Ltd Internet
        855       536         463      Canadian Research Network 
      15270       497         463      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
        721       748         458      DLA Systems Automation Center
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      
      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
      172.33.1.0/24         7018     AT&T WorldNet Services
      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 
      192.172.0.0/19         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      /11:30      /12:116     
      /13:228     /14:409     /15:804     /16:9100    /17:3636    /18:5933    
      /19:12911   /20:14500   /21:12941   /22:16483   /23:17922   /24:110644  
      /25:600     /26:454     /27:357     /28:72      /29:43      /30:86      
      /31:0       /32:24      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      967           984      Covad Communications 
      11492      894           908      Cable One 
       9583      854          1025      Sify Limited
       7018      832          1537      AT&T WorldNet Services
       2386      829          1106      AT&T Data Communications Serv
       6197      795          1022      BellSouth Network Solutions, 
      23577      757           771      KRNIC
       7011      593           688      Citizens Utilities 
       9498      579           919      BHARTI BT INTERNET LTD.
       4766      569           761      Korea Telecom (KIX)
      19916      562           567      OLM LLC 
       4755      486          1046      Videsh Sanchar Nigam Ltd. Aut
      15270      465           497      PaeTec.net -a division of Pae
       5668      440           570      CenturyTel Internet Holdings,
        855      433           536      Canadian Research Network 
      18101      433           499      Reliance Infocom Ltd Internet
       1239      408           822      Sprint 
      33588      400           422      Bresnan Communications, LLC. 
      17488      390           567      Hathway IP Over Cable Interne
       6198      389           550      BellSouth Network Solutions, 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         8:62        9:1        12:1653     13:1        15:15     
        16:3        17:3        18:5        20:36       24:870      25:1      
        32:55       38:274      40:57       41:57       44:2        47:10     
        52:4        53:1        55:1        56:3        57:25       58:277    
        59:365      60:190      61:960      62:1060     63:1893     64:3178   
        65:2298     66:3085     67:693      68:642      69:1705     70:407    
        71:129      72:1124     74:125      75:58       76:20       80:819    
        81:788      82:640      83:349      84:487      85:776      86:435    
        87:451      88:259      89:732      90:2        91:130      97:1      
       121:123     122:55      123:24      124:520     125:760     128:315    
       129:219     130:126     131:315     132:49      133:9       134:183    
       135:44      136:181     137:114     138:189     139:54      140:520    
       141:135     142:348     143:212     144:265     145:67      146:320    
       147:138     148:362     149:187     150:112     151:117     152:90     
       153:119     154:5       155:245     156:156     157:152     158:167    
       159:140     160:99      161:94      162:226     163:159     164:237    
       165:237     166:243     167:280     168:479     169:121     170:365    
       171:13      172:1       189:49      190:340     192:5740    193:3622   
       194:2897    195:2194    196:914     198:3772    199:3280    200:4632   
       201:952     202:7074    203:7271    204:3954    205:2108    206:2429   
       207:2896    208:2380    209:3565    210:2292    211:865     212:1296   
       213:1423    214:388     215:39      216:4087    217:1202    218:340    
       219:257     220:837     221:371     222:261    
      
      End of report
      Report Website: http://thyme.apnic.net