[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
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 20 May 2006 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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 20 May, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              188610
          Prefixes after maximum aggregation:                          104284
          Unique aggregates announced to Internet:                      92582
      Total ASes present in the Internet Routing Table:                 22230
      Origin-only ASes present in the Internet Routing Table:           19345
      Origin ASes announcing only one prefix:                            9245
      Transit ASes present in the Internet Routing Table:                2885
      Transit-only ASes present in the Internet Routing Table:             64
      Average AS path length visible in the Internet Routing Table:       3.5
          Max AS path length visible:                                      20
          Max AS path prepend of ASN (34527)                               16
      Prefixes from unregistered ASNs in the Routing Table:                 8
          Unregistered ASNs in the Routing Table:                           6
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             10
      Number of addresses announced to Internet:                   1538347176
          Equivalent to 91 /8s, 177 /16s and 80 /24s
          Percentage of available address space announced:               41.5
          Percentage of allocated address space announced:               60.0
          Percentage of available address space allocated:               69.1
      Total number of prefixes smaller than registry allocations:       93291
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    39800
          Total APNIC prefixes after maximum aggregation:               16690
      Prefixes being announced from the APNIC address blocks:           37504
          Unique aggregates announced from the APNIC address blocks:    18371
      APNIC Region origin ASes present in the Internet Routing Table:    2561
      APNIC Region origin ASes announcing only one prefix:                733
      APNIC Region transit ASes present in the Internet Routing Table:    386
      Average APNIC Region AS path length visible:                        3.5
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              225925856
          Equivalent to 13 /8s, 119 /16s and 90 /24s
          Percentage of available APNIC address space announced:         70.6
      
      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:                     97594
          Total ARIN prefixes after maximum aggregation:                57782
      Prefixes being announced from the ARIN address blocks:            71589
          Unique aggregates announced from the ARIN address blocks:     26499
      ARIN Region origin ASes present in the Internet Routing Table:    10721
      ARIN Region origin ASes announcing only one prefix:                4019
      ARIN Region transit ASes present in the Internet Routing Table:     988
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          18
      Number of ARIN addresses announced to Internet:               292645120
          Equivalent to 17 /8s, 113 /16s and 105 /24s
          Percentage of available ARIN address space announced:          75.8
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863
      ARIN Address Blocks    24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     37713
          Total RIPE prefixes after maximum aggregation:                25238
      Prefixes being announced from the RIPE address blocks:            34722
          Unique aggregates announced from the RIPE address blocks:     23499
      RIPE Region origin ASes present in the Internet Routing Table:     8039
      RIPE Region origin ASes announcing only one prefix:                4217
      RIPE Region transit ASes present in the Internet Routing Table:    1319
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               249979076
          Equivalent to 14 /8s, 230 /16s and 96 /24s
          Percentage of available RIPE address space announced:          78.4
      
      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
      RIPE Address Blocks    62/8, 80/5, 88/6, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   11361
          Total LACNIC prefixes after maximum aggregation:               3680
      Prefixes being announced from the LACNIC address blocks:           9450
          Unique aggregates announced from the LACNIC address blocks:    5513
      LACNIC Region origin ASes present in the Internet Routing Table:    689
      LACNIC Region origin ASes announcing only one prefix:               227
      LACNIC Region transit ASes present in the Internet Routing Table:   131
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              26970112
          Equivalent to 1 /8s, 155 /16s and 136 /24s
          Percentage of available LACNIC address space announced:        40.2
      
      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:                   2134
          Total AfriNIC prefixes after maximum aggregation:               894
      Prefixes being announced from the AfriNIC address blocks:          1472
          Unique aggregates announced from the AfriNIC address blocks:    970
      AfriNIC Region origin ASes present in the Internet Routing Table:   156
      AfriNIC Region origin ASes announcing only one prefix:               49
      AfriNIC Region transit ASes present in the Internet Routing Table:   25
      Average AfriNIC Region AS path length visible:                      3.4
          Max AfriNIC Region AS path length visible:                       13
      Number of AfriNIC addresses announced to Internet:              4080640
          Equivalent to 0 /8s, 62 /16s and 68 /24s
          Percentage of available AfriNIC address space announced:       12.2
      
      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     1146       7080         217   CHINANET-BACKBONE
       9583      903        109          16   Sify Limited
       4755      897        259          72   Videsh Sanchar Nigam Ltd. Aut
       4766      685       4435         304   Korea Telecom (KIX)
       1221      615       1556         471   Telstra Pty Ltd
       9498      557        211          66   BHARTI BT INTERNET LTD.
       7545      529        124          70   TPG Internet Pty Ltd
      17488      518         32           9   Hathway IP Over Cable Interne
      17676      485       7029         109   Softbank BB Corp.
       9443      450        110          81   Primus Telecommunications
       4802      380         80         173   Wantree Development
      18101      359         85          23   Reliance Infocom Ltd Internet
      17557      358         28         165   Pakistan Telecom
      17849      351         22         113   Telecommunications Technology
      17974      338        135          19   PT TELEKOMUNIKASI INDONESIA
       2907      336       1749         312   SINET Japan
       9929      326        221          57   China Netcom Corp.
       7474      299        211         229   SingTel Optus Pty Ltd
       9800      273        410          67   CHINA UNICOM
       9837      266         78         159   Powertel Ltd
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1505       6225         965   AT&T WorldNet Services
       4323     1293        734         254   Time Warner Telecom
       6197     1006        622         472   BellSouth Network Solutions, 
        721      994      21945         303   DLA Systems Automation Center
        174      953       5786         897   Cogent Communications
      19029      949        151         109   New Edge Networks 
      18566      939        272           8   Covad Communications 
        701      932       6780         769   UUNET Technologies, Inc. 
       2386      877        522         675   AT&T Data Communications Serv
       1239      845       2805         599   Sprint 
        209      708       3689         553   Qwest 
      19262      702       2101         184   Verizon Global Networks 
      20115      694        609         375   Charter Communications 
      22773      663       1745          45   Cox Communications, Inc.
       7011      635        218         413   Citizens Utilities 
      11492      621         87          21   Cable One 
        852      582       1084         383   Telus Advanced Communications
       6478      571       1523         337   AT&T Worldnet Services 
      19916      563         49          54   OLM LLC 
        855      545        244          64   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      578       1952         456   UUNET - Commercial IP service
       3301      307       1071         293   TeliaNet Sweden
       3352      297       1644          30   Ibernet, Internet Access Netw
       8220      294        472         267   COLT Telecommunications
       3320      287       3989         240   Deutsche Telekom AG
        680      245       2025         242   DFN-IP service G-WiN
       3246      235        504         225   Song Networks
       6746      232         89         208   Dynamic Network Technologies,
       8708      219        276         202   Romania Data Systems S.A.
      24863      212         42          10   LINKdotNET AS number
       8551      202        198          24   Bezeq International
       3215      199       1664          94   France Telecom Transpac
       3269      198       2134          72   TELECOM ITALIA
       1257      190        740         165   SWIPnet Swedish IP Network
      30890      183         16          68   SC Kappa Invexim SRL
       8866      179         37          15   Bulgarian Telecommunication C
        786      171       1778         171   The JANET IP Service
       5400      171        348         140   BT Ignite European Backbone
       6830      169        765          35   UPC Distribution Services
       3300      167        171          96   AUCS Communications Services 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      706       1083         226   UniNet S.A. de C.V. 
      22047      417        158          11   VTR PUNTO NET S.A. 
      16814      330         20           8   NSS, S.A. 
      11172      324        110          87   Servicios Alestra S.A de C.V 
       6147      262        126          22   Telefonica Del Peru 
      14117      205         12           6   Telefonica del Sur S.A. 
      10481      181         72           8   Prima S.A. 
       7303      169         79          24   Telecom Argentina Stet-France
      11556      132         80           4   Cable-Wireless Panama 
      21826      132         16          23   INTERCABLE 
       6503      129        149          77   AVANTEL, S.A. 
      19169      129          8          21   Telconet 
      14259      116         10          12   GTD Internet S.A. 
      23216      113         21           9   RAMtelecom Telecomunicaciones
       6505      109         88          79   Global One Communicaoes Ltda 
       7910      105          7          10   ANDINET ON LINE 
       5639      103         12           9   Telecommunications Services o
      19429      103         58          44   E.T.B. 
      18822       98          7           9   TELEFONICA MANQUEHUE 
      14571       97         25           3   Internet Group do Brasil 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      282        803         233   The Internet Solution 
       8452      168         60           7   TEDATA
       6713      137        135          11   Itissalat Al-MAGHRIB
       2018      130        314         105   Tertiary Education Network 
       5536      121          8          18   Internet Egypt Network
      24835      117         50           7   RAYA Telecom - Egypt
      33783      105          6           2   EEPAD TISP TELECOM & INTERNET
       2905       73        155          66   The Internetworking Company o
      20928       58         16           2   Noor Advanced Technologies AS
      15475       53         84           4   Nile Online
       5713       39        294          35   Telkom SA Ltd 
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       30          7          20   AS Number for Telecom Algeria
      12455       27          6           3   Jambonet Autonomous system
      23889       26          8          11   MAURITIUS TELECOM
       8524       24          1           4   AUCEGYPT Autonomous System
      16637       24         14          22   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
       2561       19          6           2   Egyptian Universities Network
      21491       19         17           2   UTL On-line is RF broadband I
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1293        1039      Time Warner Telecom
      18566       939         931      Covad Communications 
       4134      1146         929      CHINANET-BACKBONE
       9583       903         887      Sify Limited
      19029       949         840      New Edge Networks 
       4755       897         825      Videsh Sanchar Nigam Ltd. Aut
        721       994         691      DLA Systems Automation Center
      22773       663         618      Cox Communications, Inc.
      11492       621         600      Cable One 
       6197      1006         534      BellSouth Network Solutions, 
      19262       702         518      Verizon Global Networks 
      19916       563         509      OLM LLC 
      17488       518         509      Hathway IP Over Cable Interne
       5668       525         502      CenturyTel Internet Holdings,
       9498       557         491      BHARTI BT INTERNET LTD.
        855       545         481      Canadian Research Network 
       8151       706         480      UniNet S.A. de C.V. 
       7545       529         459      TPG Internet Pty Ltd
       3602       539         429      Sprint Canada, Inc. 
      22047       417         406      VTR PUNTO NET S.A. 
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65289   PRIVATE       148.164.1.0/24        4755       Videsh Sanchar Nigam
      65128   PRIVATE       193.110.50.0/24      24652       Juniper Networks, Eu
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      64515   PRIVATE       203.126.13.0/25       7610       SINGAPORE ADVANCE RE
      64515   PRIVATE       203.126.13.128/26     7610       SINGAPORE ADVANCE RE
      65280   PRIVATE       203.197.161.0/24      4755       Videsh Sanchar Nigam
      65280   PRIVATE       203.200.14.0/24       4755       Videsh Sanchar Nigam
      65280   PRIVATE       203.200.21.0/24       4755       Videsh Sanchar Nigam
      
      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
      183.206.196.0/24      2188     FR-RENATER-ASTER
      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 
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.172.0.0/19         721     DLA Systems Automation Center
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:18       /9:9       /10:9       /11:27      /12:91      
      /13:200     /14:361     /15:703     /16:8809    /17:3213    /18:5312    
      /19:11653   /20:13118   /21:11365   /22:14645   /23:15812   /24:102224  
      /25:379     /26:250     /27:192     /28:64      /29:70      /30:50      
      /31:0       /32:36      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      922           939      Covad Communications 
      19029      880           949      New Edge Networks 
       6197      795          1006      BellSouth Network Solutions, 
       7018      793          1505      AT&T WorldNet Services
       9583      732           903      Sify Limited
       4323      637          1293      Time Warner Telecom
      11492      612           621      Cable One 
       2386      605           877      AT&T Data Communications Serv
      19916      557           563      OLM LLC 
       7011      544           635      Citizens Utilities 
       4766      495           685      Korea Telecom (KIX)
        855      426           545      Canadian Research Network 
       5668      408           525      CenturyTel Internet Holdings,
      15270      396           427      PaeTec.net -a division of Pae
       1239      387           845      Sprint 
        702      359           578      UUNET - Commercial IP service
       6517      357           388      Yipes Communications, Inc. 
       6198      356           508      BellSouth Network Solutions, 
      17849      351           351      Telecommunications Technology
       8151      349           706      UniNet S.A. de C.V. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:8         8:42       12:1630     13:1        15:14       16:3      
        17:3        18:4        20:43       24:737      25:1        30:2      
        32:58       38:216      40:54       41:3        44:3        47:6      
        52:4        55:1        56:3        57:25       58:153      59:189    
        60:181      61:861      62:759      63:1931     64:3185     65:2259   
        66:3011     67:609      68:675      69:1512     70:361      71:85     
        72:713      73:23       74:36       80:775      81:646      82:600    
        83:398      84:389      85:533      86:395      87:353      88:90     
        89:196     124:279     125:407     128:154     129:190     130:109    
       131:317     132:33      133:8       134:159     135:46      136:178    
       137:75      138:207     139:68      140:468     141:136     142:380    
       143:165     144:224     145:39      146:330     147:136     148:331    
       149:186     150:114     151:90      152:68      153:107     154:6      
       155:202     156:100     157:149     158:166     159:168     160:87     
       161:76      162:247     163:147     164:180     165:203     166:166    
       167:242     168:489     169:128     170:335     171:14      183:1      
       190:72      192:5761    193:3365    194:2619    195:1836    196:846    
       198:3911    199:3217    200:4430    201:945     202:6636    203:6871   
       204:3894    205:2072    206:2410    207:2879    208:2088    209:3782   
       210:1957    211:691     212:1231    213:1474    214:363     215:41     
       216:4144    217:1145    218:273     219:199     220:659     221:362    
       222:162    
      
      End of report