[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 Dec 2006 04:04:00 +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 23 Dec, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              206421
          Prefixes after maximum aggregation:                          112114
          Unique aggregates announced to Internet:                     100639
      Total ASes present in the Internet Routing Table:                 23975
      Origin-only ASes present in the Internet Routing Table:           20911
      Origin ASes announcing only one prefix:                           10073
      Transit ASes present in the Internet Routing Table:                3064
      Transit-only ASes present in the Internet Routing Table:             75
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (36728)                               27
      Prefixes from unregistered ASNs in the Routing Table:                 2
          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:                   1647917228
          Equivalent to 98 /8s, 57 /16s and 56 /24s
          Percentage of available address space announced:               44.5
          Percentage of allocated address space announced:               63.1
          Percentage of available address space allocated:               70.5
      Total number of prefixes smaller than registry allocations:      105039
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    45880
          Total APNIC prefixes after maximum aggregation:               18689
      Prefixes being announced from the APNIC address blocks:           43436
          Unique aggregates announced from the APNIC address blocks:    19174
      APNIC Region origin ASes present in the Internet Routing Table:    2806
      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:              272505184
          Equivalent to 16 /8s, 62 /16s and 25 /24s
          Percentage of available APNIC address space announced:         85.2
      
      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:                    101998
          Total ARIN prefixes after maximum aggregation:                60492
      Prefixes being announced from the ARIN address blocks:            75228
          Unique aggregates announced from the ARIN address blocks:     28684
      ARIN Region origin ASes present in the Internet Routing Table:    11238
      ARIN Region origin ASes announcing only one prefix:                4287
      ARIN Region transit ASes present in the Internet Routing Table:    1023
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          29
      Number of ARIN addresses announced to Internet:               311044480
          Equivalent to 18 /8s, 138 /16s and 41 /24s
          Percentage of available ARIN address space announced:          68.7
      
      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:                     42677
          Total RIPE prefixes after maximum aggregation:                27973
      Prefixes being announced from the RIPE address blocks:            39469
          Unique aggregates announced from the RIPE address blocks:     26255
      RIPE Region origin ASes present in the Internet Routing Table:     8933
      RIPE Region origin ASes announcing only one prefix:                4693
      RIPE Region transit ASes present in the Internet Routing Table:    1424
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               281860996
          Equivalent to 16 /8s, 204 /16s and 219 /24s
          Percentage of available RIPE address space announced:          76.4
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             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:                   13344
          Total LACNIC prefixes after maximum aggregation:               4015
      Prefixes being announced from the LACNIC address blocks:          11392
          Unique aggregates announced from the LACNIC address blocks:    7008
      LACNIC Region origin ASes present in the Internet Routing Table:    753
      LACNIC Region origin ASes announcing only one prefix:               248
      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:              35471360
          Equivalent to 2 /8s, 29 /16s and 64 /24s
          Percentage of available LACNIC address space announced:        52.9
      
      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:                   2520
          Total AfriNIC prefixes after maximum aggregation:               945
      Prefixes being announced from the AfriNIC address blocks:          1769
          Unique aggregates announced from the AfriNIC address blocks:   1127
      AfriNIC Region origin ASes present in the Internet Routing Table:   170
      AfriNIC Region origin ASes announcing only one prefix:               51
      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:              5324544
          Equivalent to 0 /8s, 81 /16s and 63 /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     1251       8623         258   CHINANET-BACKBONE
       4755     1055        383          64   Videsh Sanchar Nigam Ltd. Aut
       9583     1043         87         118   Sify Limited
       9498      895        211          63   BHARTI BT INTERNET LTD.
      23577      772         34         700   KRNIC
       4766      752       4946         307   Korea Telecom (KIX)
       1221      572       1698         443   Telstra Pty Ltd
      17488      565         35          21   Hathway IP Over Cable Interne
       7545      554        126          74   TPG Internet Pty Ltd
      17676      503      10935          66   Softbank BB Corp.
      18101      493         87          23   Reliance Infocom Ltd Internet
       9443      442        111          74   Primus Telecommunications
       9942      439         81         132   COMindico Australia
       4812      437        758          69   China Telecom (Shanghai)
      17849      411         36         126   Telecommunications Technology
       4802      405         86         146   Wantree Development
      17557      365         35         173   Pakistan Telecom
      17974      364        129          12   PT TELEKOMUNIKASI INDONESIA
       2907      332       1749         309   SINET Japan
       4837      329       3847         145   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1540       6159        1001   AT&T WorldNet Services
       2386     1110        586         735   AT&T Data Communications Serv
       4323     1057        820         299   Time Warner Telecom
       6197     1018        636         501   BellSouth Network Solutions, 
      18566      983        272           8   Covad Communications 
        174      965       6809         877   Cogent Communications
        701      936       6691         760   UUNET Technologies, Inc. 
      11492      863         98          13   Cable One 
       1239      827       2730         578   Sprint 
      19262      789       2496         181   Verizon Global Networks 
        721      779      21885         292   DLA Systems Automation Center
      20115      767        666         406   Charter Communications 
        209      713       3763         563   Qwest 
      22773      709       1744          40   Cox Communications, Inc.
       7011      687        211         432   Citizens Utilities 
        852      603       1092         391   Telus Advanced Communications
      19916      567         48          57   OLM LLC 
       6198      548        535         257   BellSouth Network Solutions, 
       5668      546        161          19   CenturyTel Internet Holdings,
        855      538        250          73   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      546       1912         425   UUNET - Commercial IP service
       3301      310       1199         292   TeliaNet Sweden
       3320      297       4993         245   Deutsche Telekom AG
      24863      294         44          26   LINKdotNET AS number
       8220      273        474         264   COLT Telecommunications
       6746      264         93         242   Dynamic Network Technologies,
        680      253       2041         248   DFN-IP service G-WiN
       9116      233        134          23   Goldenlines main autonomous s
       8708      231        282         218   Romania Data Systems S.A.
       3215      230       2104          96   France Telecom Transpac
       1257      214       1069         171   SWIPnet Swedish IP Network
       3269      210       2373          73   TELECOM ITALIA
      30890      207         19          89   SC Kappa Invexim SRL
       5416      206         13           9   BATELCO-BH
       3246      202        353         192   Song Networks
       8551      198        197          24   Bezeq International
       3300      180        171          97   AUCS Communications Services 
       3352      175       1767          31   Ibernet, Internet Access Netw
      12479      175        578           6   Uni2 Autonomous System
        786      172       1795         172   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      782       1937         205   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      385        104          74   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      257         74          31   ENTEL CHILE S.A. 
       7303      226        101          38   Telecom Argentina Stet-France
       6503      217        170          94   AVANTEL, S.A. 
       6147      209        150          20   Telefonica Del Peru 
      11556      204        101           6   Cable-Wireless Panama 
      10481      181         72           8   Prima S.A. 
      21826      156         20          35   INTERCABLE 
      23216      146         19          43   RAMtelecom Telecomunicaciones
       7910      144         10          31   ANDINET ON LINE 
      19169      139          9          22   Telconet 
      19429      138         84          34   E.T.B. 
      18822      129          8          10   TELEFONICA MANQUEHUE 
      14522      128         20           9   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      225         60           7   TEDATA
      15475      147         84           4   Nile Online
       6713      144        135          11   Itissalat Al-MAGHRIB
       2018      136        297         111   Tertiary Education Network 
       5536      124          8          11   Internet Egypt Network
      24835      116         48           6   RAYA Telecom - Egypt
      33783      109          6           4   EEPAD TISP TELECOM & INTERNET
       2905       84        175          73   The Internetworking Company o
       2561       60          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       52         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 
       8524       30          2           6   AUCEGYPT Autonomous System
      15804       27          2           1   AS of The Way Out Internet So
      33776       25          2           9   Starcomms Nigeria Limited
      10798       23          1          14   Standard Bank of South Africa
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4134      1251         993      CHINANET-BACKBONE
       4755      1055         991      Videsh Sanchar Nigam Ltd. Aut
      18566       983         975      Covad Communications 
       9583      1043         925      Sify Limited
      11492       863         850      Cable One 
       9498       895         832      BHARTI BT INTERNET LTD.
       4323      1057         758      Time Warner Telecom
      22773       709         669      Cox Communications, Inc.
      19262       789         608      Verizon Global Networks 
       8151       782         577      UniNet S.A. de C.V. 
      17488       565         544      Hathway IP Over Cable Interne
       5668       546         527      CenturyTel Internet Holdings,
       6197      1018         517      BellSouth Network Solutions, 
      19916       567         510      OLM LLC 
        721       779         487      DLA Systems Automation Center
       7545       554         480      TPG Internet Pty Ltd
      18101       493         470      Reliance Infocom Ltd Internet
        855       538         465      Canadian Research Network 
      11830       482         463      Instituto Costarricense de El
      15270       494         460      PaeTec.net -a division of Pae
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65124   PRIVATE       193.110.52.0/24      24652       Juniper Networks, Eu
      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      /12:113     
      /13:228     /14:405     /15:798     /16:9091    /17:3640    /18:5901    
      /19:12803   /20:14453   /21:12863   /22:16392   /23:17890   /24:110104  
      /25:628     /26:459     /27:358     /28:70      /29:43      /30:87      
      /31:0       /32:23      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      966           983      Covad Communications 
       9583      872          1043      Sify Limited
      11492      849           863      Cable One 
       7018      831          1540      AT&T WorldNet Services
       2386      827          1110      AT&T Data Communications Serv
       6197      794          1018      BellSouth Network Solutions, 
      23577      758           772      KRNIC
       7011      592           687      Citizens Utilities 
      19916      562           567      OLM LLC 
       4766      561           752      Korea Telecom (KIX)
       9498      559           895      BHARTI BT INTERNET LTD.
       4755      511          1055      Videsh Sanchar Nigam Ltd. Aut
      15270      464           494      PaeTec.net -a division of Pae
        855      435           538      Canadian Research Network 
      18101      427           493      Reliance Infocom Ltd Internet
       5668      419           546      CenturyTel Internet Holdings,
       1239      409           827      Sprint 
      17849      397           411      Telecommunications Technology
      33588      396           418      Bresnan Communications, LLC. 
      17488      388           565      Hathway IP Over Cable Interne
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         8:61        9:1        12:1653     13:1        15:15     
        16:3        17:3        18:5        20:34       24:854      25:1      
        32:55       38:273      40:57       41:55       44:2        47:10     
        52:4        53:1        55:1        56:3        57:25       58:269    
        59:354      60:221      61:971      62:1055     63:1898     64:3189   
        65:2297     66:3103     67:692      68:655      69:1697     70:403    
        71:114      72:1104     74:120      75:49       76:16       80:814    
        81:759      82:656      83:390      84:453      85:770      86:404    
        87:455      88:255      89:713      90:1        91:106      97:1      
       121:111     122:43      123:7       124:510     125:736     128:303    
       129:219     130:133     131:317     132:48      133:9       134:177    
       135:43      136:180     137:114     138:189     139:51      140:528    
       141:134     142:347     143:213     144:262     145:67      146:320    
       147:141     148:369     149:171     150:111     151:118     152:89     
       153:118     154:5       155:247     156:149     157:152     158:166    
       159:140     160:99      161:88      162:224     163:160     164:239    
       165:236     166:243     167:282     168:481     169:122     170:377    
       171:12      172:1       189:29      190:305     192:5730    193:3613   
       194:2866    195:2169    196:927     198:3766    199:3272    200:4553   
       201:943     202:7030    203:7216    204:3959    205:2093    206:2431   
       207:2910    208:2370    209:3581    210:2239    211:880     212:1327   
       213:1442    214:385     215:39      216:4091    217:1156    218:338    
       219:254     220:829     221:381     222:269    
      
      End of report
      Report Website: http://thyme.apnic.net