[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, 23 Jun 2007 04:03:27 +1000 (EST)
  • Delivered-to: apops at mailman dot apnic dot net
  • List-archive: <http://www.apnic.net/mailing-lists/apops>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <http://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=unsubscribe>
  • 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 23 Jun, 2007
      
      Report Website: http://thyme.apnic.net
      This report:    http://thyme.apnic.net/ap-data/2007/06/23/0400
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              223924
          Prefixes after maximum aggregation:                          118158
          Deaggregation factor:                                          1.90
          Unique aggregates announced to Internet:                     108766
      Total ASes present in the Internet Routing Table:                 25503
          Prefixes per ASN:                                              8.78
      Origin-only ASes present in the Internet Routing Table:           22191
      Origin ASes announcing only one prefix:                           10772
      Transit ASes present in the Internet Routing Table:                3312
      Transit-only ASes present in the Internet Routing Table:             77
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      22
          Max AS path prepend of ASN (41497)                               13
      Prefixes from unregistered ASNs in the Routing Table:                 4
          Unregistered ASNs in the Routing Table:                           8
      Prefixes from 32-bit ASNs in the Routing Table:                       4
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1725064544
          Equivalent to 102 /8s, 210 /16s and 101 /24s
          Percentage of available address space announced:               46.5
          Percentage of allocated address space announced:               61.7
          Percentage of available address space allocated:               75.5
      Total number of prefixes smaller than registry allocations:      117585
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    52408
          Total APNIC prefixes after maximum aggregation:               20509
          APNIC Deaggregation factor:                                    2.56
      Prefixes being announced from the APNIC address blocks:           49331
          Unique aggregates announced from the APNIC address blocks:    21648
      APNIC Region origin ASes present in the Internet Routing Table:    2982
          APNIC Prefixes per ASN:                                       16.54
      APNIC Region origin ASes announcing only one prefix:                802
      APNIC Region transit ASes present in the Internet Routing Table:    454
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              300576416
          Equivalent to 17 /8s, 234 /16s and 110 /24s
          Percentage of available APNIC address space announced:         74.5
      
      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:                    106951
          Total ARIN prefixes after maximum aggregation:                62141
          ARIN Deaggregation factor:                                     1.72
      Prefixes being announced from the ARIN address blocks:            78637
          Unique aggregates announced from the ARIN address blocks:     31120
      ARIN Region origin ASes present in the Internet Routing Table:    11639
          ARIN Prefixes per ASN:                                         6.76
      ARIN Region origin ASes announcing only one prefix:                4472
      ARIN Region transit ASes present in the Internet Routing Table:    1070
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               336997248
          Equivalent to 20 /8s, 22 /16s and 43 /24s
          Percentage of available ARIN address space announced:          74.4
      
      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:                     47033
          Total RIPE prefixes after maximum aggregation:                30246
          RIPE Deaggregation factor:                                     1.56
      Prefixes being announced from the RIPE address blocks:            43460
          Unique aggregates announced from the RIPE address blocks:     28715
      RIPE Region origin ASes present in the Internet Routing Table:     9806
          RIPE Prefixes per ASN:                                         4.43
      RIPE Region origin ASes announcing only one prefix:                5188
      RIPE Region transit ASes present in the Internet Routing Table:    1573
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          22
      Number of RIPE addresses announced to Internet:               317645824
          Equivalent to 18 /8s, 238 /16s and 228 /24s
          Percentage of available RIPE address space announced:          78.9
      
      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
                             40960-44031
      RIPE Address Blocks    62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   15002
          Total LACNIC prefixes after maximum aggregation:               4249
          LACNIC Deaggregation factor:                                   3.53
      Prefixes being announced from the LACNIC address blocks:          13042
          Unique aggregates announced from the LACNIC address blocks:    7379
      LACNIC Region origin ASes present in the Internet Routing Table:    808
          LACNIC Prefixes per ASN:                                      16.14
      LACNIC Region origin ASes announcing only one prefix:               254
      LACNIC Region transit ASes present in the Internet Routing Table:   141
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              39278592
          Equivalent to 2 /8s, 87 /16s and 88 /24s
          Percentage of available LACNIC address space announced:        58.5
      
      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:                   2523
          Total AfriNIC prefixes after maximum aggregation:              1005
          AfriNIC Deaggregation factor:                                  2.51
      Prefixes being announced from the AfriNIC address blocks:          1997
          Unique aggregates announced from the AfriNIC address blocks:   1216
      AfriNIC Region origin ASes present in the Internet Routing Table:   190
          AfriNIC Prefixes per ASN:                                     10.51
      AfriNIC Region origin ASes announcing only one prefix:               56
      AfriNIC Region transit ASes present in the Internet Routing Table:   36
      Average AfriNIC Region AS path length visible:                      3.8
          Max AfriNIC Region AS path length visible:                       14
      Number of AfriNIC addresses announced to Internet:              6180608
          Equivalent to 0 /8s, 94 /16s and 79 /24s
          Percentage of available AfriNIC address space announced:       18.4
      
      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     1295      10021         281   CHINANET-BACKBONE
       4755     1237        382          72   Videsh Sanchar Nigam Ltd. Aut
       9583     1104         79         396   Sify Limited
       9498      999        469          66   BHARTI BT INTERNET LTD.
       4766      788       4943         312   Korea Telecom (KIX)
      23577      778         35         704   Korea Telecom (ATM-MPLS)
      17488      704         46          41   Hathway IP Over Cable Interne
       7545      668        149         107   TPG Internet Pty Ltd
      18101      559        117          35   Reliance Infocom Ltd Internet
       1221      548       1954         423   Telstra Pty Ltd
       4668      508         68          10   LG-EDS Systems Inc.
      17676      504      10935          65   Softbank BB Corp.
       4812      469        882          87   China Telecom (Shanghai)
       9443      467        121          77   Primus Telecommunications
       7474      412        218         270   SingTel Optus Pty Ltd
       4802      409         88         149   Wantree Development
      17974      371        129          12   PT TELEKOMUNIKASI INDONESIA
       4808      366        668         114   CNCGROUP IP network: China169
       2907      362       1700         301   SINET Japan
       9829      362        258          14   BSNL National Internet Backbo
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1475       6101         978   AT&T WorldNet Services
       4323     1308       1042         367   Time Warner Telecom
       2386     1205        615         754   AT&T Data Communications Serv
       6478     1115        365         146   AT&T Worldnet Services 
      11492     1091        107          23   Cable One 
       6197     1025        716         509   BellSouth Network Solutions, 
      18566     1010        288           9   Covad Communications 
        174      956       6778         868   Cogent Communications
        701      955       6597         726   UUNET Technologies, Inc. 
       7011      845        250         535   Citizens Utilities 
       1239      811       2736         580   Sprint 
      20115      799        730         425   Charter Communications 
      19262      776       2705         203   Verizon Global Networks 
        209      752       3854         580   Qwest 
      22773      726       1892          44   Cox Communications, Inc.
       5668      614        169          20   CenturyTel Internet Holdings,
       7029      600        488          80   Alltel Information Services, 
        852      581       1089         365   Telus Advanced Communications
        855      575        254          73   Canadian Research Network 
      19916      568         49          51   OLM LLC 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       2119      514       1075         136   Telenor Internet Access
        702      510       1938         402   UUNET - Commercial IP service
      24863      351         56          35   LINKdotNET AS number
       3307      322        180          43   BaneTele AS (formerly Enitel)
       3301      310       1455         290   TeliaNet Sweden
       3320      306       6034         257   Deutsche Telekom AG
       6746      280        129         256   Dynamic Network Technologies,
        680      264       2044         255   DFN-IP service G-WiN
       3215      250       2320          93   France Telecom Transpac
       8220      250        444         242   COLT Telecommunications
       8708      235        415         228   Romania Data Systems S.A.
       8551      223        213          28   Bezeq International
       5089      221       1658          53   NTL Group Limited
       3269      218       2679          75   TELECOM ITALIA
       3352      216       1848          43   Ibernet, Internet Access Netw
       9121      209       1441          24   TTnet Autonomous System
       9116      199        136          25   Goldenlines main autonomous s
       1257      197       1196         175   SWIPnet Swedish IP Network
       3246      194        329         184   Song Networks
      12479      188        578           6   Uni2 Autonomous System
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      850       1918         209   UniNet S.A. de C.V. 
      11830      483        299           9   Instituto Costarricense de El
      11172      371        116          64   Servicios Alestra S.A de C.V 
      16814      361         22           8   NSS, S.A. 
      22047      313        238          12   VTR PUNTO NET S.A. 
       7303      296        144          31   Telecom Argentina Stet-France
       6471      275         74          33   ENTEL CHILE S.A. 
      14117      255         19          15   Telefonica del Sur S.A. 
      11556      231        128           4   Cable-Wireless Panama 
       6147      224        170          26   Telefonica Del Peru 
       6503      212        188          84   AVANTEL, S.A. 
      10620      208         59          14   TVCABLE BOGOTA 
      23216      186         19          42   RAMtelecom Telecomunicaciones
      10481      181         72           8   Prima S.A. 
      14522      170         27           8   SatNet S.A. 
      21826      157         27          59   INTERCABLE 
      19169      153         10          31   Telconet 
      20299      150         23          12   NEWCOM AMERICAS 
       7738      146        474          22   Telecomunicacoes da Bahia S.A
      14571      138         33           4   Internet Group do Brasil 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      280        867         221   The Internet Solution 
       8452      214        188           7   TEDATA
       6713      142        135          11   Itissalat Al-MAGHRIB
       2018      136        301         111   Tertiary Education Network 
       5536      123          8          15   Internet Egypt Network
      33783      119          8           9   EEPAD TISP TELECOM & INTERNET
      24835       85         48           6   RAYA Telecom - Egypt
       2905       77        174          73   The Internetworking Company o
      15475       74         84           4   Nile Online
       2561       62          6           2   Egyptian Universities Network
      15706       56         12           4   Sudatel Internet Exchange Aut
      23889       48         16          13   MAURITIUS TELECOM
       5713       44        294          34   Telkom SA Ltd 
      33774       43         29          24   AS Number for Telecom Algeria
      16637       37         21          29   Johnnic e-Ventures 
      33776       36          2           2   Starcomms Nigeria Limited
       8524       32          2           8   AUCEGYPT Autonomous System
      12455       32          6           3   Jambonet Autonomous system
      21280       27          4           4   Swift Global Kenya Ltd.Is an 
      10798       24          2          15   Standard Bank of South Africa
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1237        1165      Videsh Sanchar Nigam Ltd. Aut
      11492      1091        1068      Cable One 
       4134      1295        1014      CHINANET-BACKBONE
      18566      1010        1001      Covad Communications 
       6478      1115         969      AT&T Worldnet Services 
       4323      1308         941      Time Warner Telecom
       9498       999         933      BHARTI BT INTERNET LTD.
       9583      1104         708      Sify Limited
      22773       726         682      Cox Communications, Inc.
      17488       704         663      Hathway IP Over Cable Interne
       8151       850         641      UniNet S.A. de C.V. 
       5668       614         594      CenturyTel Internet Holdings,
      19262       776         573      Verizon Global Networks 
       7545       668         561      TPG Internet Pty Ltd
      18101       559         524      Reliance Infocom Ltd Internet
       7029       600         520      Alltel Information Services, 
      19916       568         517      OLM LLC 
       6197      1025         516      BellSouth Network Solutions, 
       6517       547         514      Yipes Communications, Inc. 
      15270       548         513      PaeTec.net -a division of Pae
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65332   PRIVATE       63.166.106.192/27     1803       SPRINT 
      65535   PRIVATE       200.62.98.0/24        7137       TELEMATIX/ ENITEL 
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      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 
      94.110.196.0/24      21161     Bechtle Autonomous System
      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 
      192.153.136.0/21       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        /8:18       /9:9       /10:15      /11:35      /12:125     
      /13:247     /14:462     /15:891     /16:9483    /17:4004    /18:6465    
      /19:13655   /20:15789   /21:14177   /22:18546   /23:19620   /24:118020  
      /25:800     /26:982     /27:477     /28:67      /29:10      /30:14      
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6478     1105          1115      AT&T Worldnet Services 
      11492     1082          1091      Cable One 
      18566      992          1010      Covad Communications 
       9583      946          1104      Sify Limited
       2386      903          1205      AT&T Data Communications Serv
       7018      793          1475      AT&T WorldNet Services
       6197      777          1025      BellSouth Network Solutions, 
      23577      764           778      Korea Telecom (ATM-MPLS)
       7011      746           845      Citizens Utilities 
       9498      670           999      BHARTI BT INTERNET LTD.
       4755      637          1237      Videsh Sanchar Nigam Ltd. Aut
       4766      594           788      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4323      545          1308      Time Warner Telecom
      17488      527           704      Hathway IP Over Cable Interne
       6517      515           547      Yipes Communications, Inc. 
      15270      515           548      PaeTec.net -a division of Pae
       4668      498           508      LG-EDS Systems Inc.
       5668      479           614      CenturyTel Internet Holdings,
      18101      475           559      Reliance Infocom Ltd Internet
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:8         7:1         8:82        9:1        12:1813     15:18     
        16:3        17:3        18:11       20:38       24:934      25:1      
        32:52       33:2        38:325      40:61       41:169      44:2      
        47:5        52:4        55:3        56:3        57:24       58:417    
        59:402      60:310      61:986      62:878      63:1975     64:3125   
        65:2362     66:3272     67:746      68:637      69:1889     70:430    
        71:112      72:1321     73:1        74:528      75:261      76:65     
        77:245      78:2        80:816      81:812      82:665      83:390    
        84:415      85:929      86:340      87:477      88:287      89:859    
        90:7        91:373      94:1        97:6        98:3       116:194    
       117:57      121:205     122:553     123:117     124:856     125:945    
       128:286     129:224     130:128     131:367     132:53      133:9      
       134:193     135:39      136:184     137:81      138:142     139:72     
       140:478     141:172     142:373     143:241     144:297     145:43     
       146:320     147:119     148:402     149:146     150:115     151:158    
       152:93      153:126     154:4       155:253     156:152     157:196    
       158:158     159:158     160:106     161:88      162:227     163:183    
       164:447     165:406     166:294     167:287     168:512     169:119    
       170:401     171:16      172:1       189:58      190:590     192:5765   
       193:3894    194:3189    195:2312    196:915     198:3832    199:3289   
       200:4825    201:1070    202:7403    203:7542    204:3967    205:2028   
       206:2414    207:2817    208:2694    209:3511    210:2483    211:960    
       212:1307    213:1493    214:407     215:40      216:3984    217:1149   
       218:350     219:383     220:973     221:412     222:261    
      
      End of report