[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, 6 Oct 2007 04:03:06 +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 06 Oct, 2007
      
      Report Website: http://thyme.apnic.net
      This report:    http://thyme.apnic.net/ap-data/2007/10/06/0400
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              233905
          Prefixes after maximum aggregation:                          121328
          Deaggregation factor:                                          1.93
          Unique aggregates announced to Internet:                     113794
      Total ASes present in the Internet Routing Table:                 26383
          Prefixes per ASN:                                              8.87
      Origin-only ASes present in the Internet Routing Table:           22949
      Origin ASes announcing only one prefix:                           11201
      Transit ASes present in the Internet Routing Table:                3434
      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:                                      20
          Max AS path prepend of ASN (35389)                               16
      Prefixes from unregistered ASNs in the Routing Table:                27
          Unregistered ASNs in the Routing Table:                           7
      Prefixes from 32-bit ASNs in the Routing Table:                       7
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1790219104
          Equivalent to 106 /8s, 180 /16s and 147 /24s
          Percentage of available address space announced:               48.3
          Percentage of allocated address space announced:               62.5
          Percentage of available address space allocated:               77.3
      Total number of prefixes smaller than registry allocations:      108143
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    54790
          Total APNIC prefixes after maximum aggregation:               21053
          APNIC Deaggregation factor:                                    2.60
      Prefixes being announced from the APNIC address blocks:           51718
          Unique aggregates announced from the APNIC address blocks:    22910
      APNIC Region origin ASes present in the Internet Routing Table:    3070
          APNIC Prefixes per ASN:                                       16.85
      APNIC Region origin ASes announcing only one prefix:                819
      APNIC Region transit ASes present in the Internet Routing Table:    469
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              320986784
          Equivalent to 19 /8s, 33 /16s and 222 /24s
          Percentage of available APNIC address space announced:         79.5
      
      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:                    110149
          Total ARIN prefixes after maximum aggregation:                63323
          ARIN Deaggregation factor:                                     1.74
      Prefixes being announced from the ARIN address blocks:            81274
          Unique aggregates announced from the ARIN address blocks:     32169
      ARIN Region origin ASes present in the Internet Routing Table:    11869
          ARIN Prefixes per ASN:                                         6.85
      ARIN Region origin ASes announcing only one prefix:                4566
      ARIN Region transit ASes present in the Internet Routing Table:    1103
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          15
      Number of ARIN addresses announced to Internet:               346850432
          Equivalent to 20 /8s, 172 /16s and 132 /24s
          Percentage of available ARIN address space announced:          76.6
      
      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:                     49162
          Total RIPE prefixes after maximum aggregation:                31394
          RIPE Deaggregation factor:                                     1.57
      Prefixes being announced from the RIPE address blocks:            45612
          Unique aggregates announced from the RIPE address blocks:     30028
      RIPE Region origin ASes present in the Internet Routing Table:    10287
          RIPE Prefixes per ASN:                                         4.43
      RIPE Region origin ASes announcing only one prefix:                5465
      RIPE Region transit ASes present in the Internet Routing Table:    1637
      Average RIPE Region AS path length visible:                         3.9
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               330056064
          Equivalent to 19 /8s, 172 /16s and 65 /24s
          Percentage of available RIPE address space announced:          75.7
      
      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
                             40960-45055
      RIPE Address Blocks    62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   17077
          Total LACNIC prefixes after maximum aggregation:               4512
          LACNIC Deaggregation factor:                                   3.78
      Prefixes being announced from the LACNIC address blocks:          15163
          Unique aggregates announced from the LACNIC address blocks:    8438
      LACNIC Region origin ASes present in the Internet Routing Table:    873
          LACNIC Prefixes per ASN:                                      17.37
      LACNIC Region origin ASes announcing only one prefix:               282
      LACNIC Region transit ASes present in the Internet Routing Table:   153
      Average LACNIC Region AS path length visible:                       4.0
          Max LACNIC Region AS path length visible:                        19
      Number of LACNIC addresses announced to Internet:              43868928
          Equivalent to 2 /8s, 157 /16s and 99 /24s
          Percentage of available LACNIC address space announced:        43.6
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  186/7, 189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   2692
          Total AfriNIC prefixes after maximum aggregation:              1032
          AfriNIC Deaggregation factor:                                  2.61
      Prefixes being announced from the AfriNIC address blocks:          2287
          Unique aggregates announced from the AfriNIC address blocks:   1370
      AfriNIC Region origin ASes present in the Internet Routing Table:   208
          AfriNIC Prefixes per ASN:                                     11.00
      AfriNIC Region origin ASes announcing only one prefix:               69
      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:              7530752
          Equivalent to 0 /8s, 114 /16s and 233 /24s
          Percentage of available AfriNIC address space announced:       22.4
      
      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
       4755     1429        383          67   Videsh Sanchar Nigam Ltd. Aut
       9583     1121         81         418   Sify Limited
       4134     1097      11500         298   CHINANET-BACKBONE
       9498      997        533          67   BHARTI BT INTERNET LTD.
      17488      824         53          65   Hathway IP Over Cable Interne
       4766      809       5441         321   Korea Telecom (KIX)
      23577      795         34         688   Korea Telecom (ATM-MPLS)
       7545      734        159         120   TPG Internet Pty Ltd
      18101      603        119          50   Reliance Infocom Ltd Internet
       4802      576        132         147   Wantree Development
       4812      548        974          94   China Telecom (Shanghai)
       1221      534       1950         415   Telstra Pty Ltd
       9829      530       1312           9   BSNL National Internet Backbo
       4668      517         68          10   LG-EDS Systems Inc.
      17676      502      10903          63   Softbank BB Corp.
       4808      493        792         119   CNCGROUP IP network: China169
       9443      465        122          76   Primus Telecommunications
       7474      381        218         268   SingTel Optus Pty Ltd
      17974      363        130          13   PT TELEKOMUNIKASI INDONESIA
       4837      358       5136         169   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1477       6162         991   AT&T WorldNet Services
       4323     1406       1007         365   Time Warner Telecom
       2386     1228        636         739   AT&T Data Communications Serv
      11492     1154        113          13   Cable One 
       6478     1124        329         143   AT&T Worldnet Services 
       6197     1031        718         508   BellSouth Network Solutions, 
      18566     1028        288           9   Covad Communications 
        174      968       6779         844   Cogent Communications
       7011      944        287         559   Citizens Utilities 
        701      875       6574         682   UUNET Technologies, Inc. 
      20115      833        762         445   Charter Communications 
       1239      801       2720         561   Sprint 
      22773      791       2133          54   Cox Communications, Inc.
      19262      785       2829         186   Verizon Global Networks 
        209      739       3818         584   Qwest 
       3356      682      10820         372   Level 3 Communications, LLC 
       5668      656        176          23   CenturyTel Internet Holdings,
       6517      587        165          36   Yipes Communications, Inc. 
        852      581       1093         358   Telus Advanced Communications
      15270      581        161          39   PaeTec.net -a division of Pae
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      475       1920         387   UUNET - Commercial IP service
      24863      371         58          37   LINKdotNET AS number
       9116      343        168          27   Goldenlines main autonomous s
       3301      317       1457         294   TeliaNet Sweden
       3320      314       6035         261   Deutsche Telekom AG
       8551      295        283          41   Bezeq International
       6746      292        131         268   Dynamic Network Technologies,
        680      269       2045         257   DFN-IP service G-WiN
       8708      264        421         242   Romania Data Systems S.A.
       8866      263         62          22   Bulgarian Telecommunication C
       3215      262       2480         100   France Telecom Transpac
       8220      254        444         237   COLT Telecommunications
       3352      231       1898          40   Ibernet, Internet Access Netw
       3269      223       2839          73   TELECOM ITALIA
       9121      214       1442          25   TTnet Autonomous System
       3300      197        172          96   AUCS Communications Services 
       3292      195       1380         177   TDC Tele Danmark
       1257      194       1195         171   SWIPnet Swedish IP Network
      12479      194        578           6   Uni2 Autonomous System
       3246      188        251         178   Song Networks
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1053       2208         214   UniNet S.A. de C.V. 
      11830      514        299           9   Instituto Costarricense de El
      16814      426         26           9   NSS, S.A. 
      11172      378        114          60   Servicios Alestra S.A de C.V 
       7303      349        168          46   Telecom Argentina Stet-France
      14522      345         29           8   SatNet S.A. 
       6471      342         75          35   ENTEL CHILE S.A. 
      22047      317        246          13   VTR PUNTO NET S.A. 
      14117      283         19          15   Telefonica del Sur S.A. 
      10481      261        104           9   Prima S.A. 
      10620      249         69          27   TVCABLE BOGOTA 
      11556      237        128           4   Cable-Wireless Panama 
       6147      229        178          24   Telefonica Del Peru 
      23216      207         16          44   RAMtelecom Telecomunicaciones
       6503      201        170          82   AVANTEL, S.A. 
       8163      178         11           7   METROTEL REDES S.A. 
      19169      178         12          19   Telconet 
      20299      178         25          29   NEWCOM AMERICAS 
      21826      178         31          49   INTERCABLE 
      28573      176        280          20   NET Servicos de Comunicao S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      278        869         225   The Internet Solution 
       8452      215        188           7   TEDATA
       6713      144        135          11   Itissalat Al-MAGHRIB
       2018      140        299         115   Tertiary Education Network 
      33783      125          8          12   EEPAD TISP TELECOM & INTERNET
       5536      124          8          10   Internet Egypt Network
      33776      100          6           3   Starcomms Nigeria Limited
      24835       88         48           6   RAYA Telecom - Egypt
      15475       79         84           4   Nile Online
       2905       75        174          72   The Internetworking Company o
      23889       73         24          15   MAURITIUS TELECOM
      15706       55         12           4   Sudatel Internet Exchange Aut
      33774       47         29          25   AS Number for Telecom Algeria
       5713       46        294          36   Telkom SA Ltd 
      16637       42         21          29   Johnnic e-Ventures 
      12455       36          6           3   Jambonet Autonomous system
       8524       32          2          10   AUCEGYPT Autonomous System
      10798       27         16           1   Standard Bank of South Africa
      29975       26         10           9   Vodacom
      21280       25          4           4   Swift Global Kenya Ltd.Is an 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1429        1362      Videsh Sanchar Nigam Ltd. Aut
      11492      1154        1141      Cable One 
       4323      1406        1041      Time Warner Telecom
      18566      1028        1019      Covad Communications 
       6478      1124         981      AT&T Worldnet Services 
       9498       997         930      BHARTI BT INTERNET LTD.
       8151      1053         839      UniNet S.A. de C.V. 
       4134      1097         799      CHINANET-BACKBONE
      17488       824         759      Hathway IP Over Cable Interne
      22773       791         737      Cox Communications, Inc.
       9583      1121         703      Sify Limited
       5668       656         633      CenturyTel Internet Holdings,
       7545       734         614      TPG Internet Pty Ltd
      19262       785         599      Verizon Global Networks 
      18101       603         553      Reliance Infocom Ltd Internet
       6517       587         551      Yipes Communications, Inc. 
      15270       581         542      PaeTec.net -a division of Pae
       6197      1031         523      BellSouth Network Solutions, 
       9829       530         521      BSNL National Internet Backbo
      19916       568         517      OLM LLC 
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      64250   RESERVED      59.144.44.0/24        9498       BHARTI BT INTERNET L
      65010   PRIVATE       83.174.240.0/20      28812       BashInformSvyaz Auto
      64250   RESERVED      122.167.64.0/19       9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.96.0/20       9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.112.0/21      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.176.0/21      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.188.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.192.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.196.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.200.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.204.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.208.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.212.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.216.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.220.0/22      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.240.0/23      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.242.0/23      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.244.0/23      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.167.246.0/23      9498       BHARTI BT INTERNET L
      64250   RESERVED      122.171.0.0/24        9498       BHARTI BT INTERNET L
      64250   RESERVED      122.171.1.0/24        9498       BHARTI BT INTERNET L
      64631   PRIVATE       199.242.73.0/24      22472       Florida Supreme Cour
      64631   PRIVATE       199.242.74.0/24      22472       Florida Supreme Cour
      64631   PRIVATE       199.242.96.0/24      22472       Florida Supreme Cour
      64631   PRIVATE       199.242.109.0/24      8103       Florida Department o
      64631   PRIVATE       199.242.111.0/24     22472       Florida Supreme Cour
      65000   PRIVATE       216.136.11.0/24      27182       Peregrine Capital Ma
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      101.13.13.0/24        8764     LIETUVOS-TELEKOMAS Autonomous
      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
      172.11.12.0/24        1803     SPRINT 
      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        /8:19       /9:9       /10:16      /11:37      /12:136     
      /13:265     /14:476     /15:936     /16:9644    /17:4097    /18:6679    
      /19:14243   /20:16507   /21:15249   /22:19670   /23:20445   /24:123017  
      /25:772     /26:1039    /27:544     /28:92      /29:5       /30:0       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      11492     1146          1154      Cable One 
       6478     1123          1124      AT&T Worldnet Services 
      18566     1010          1028      Covad Communications 
       9583      963          1121      Sify Limited
       2386      916          1228      AT&T Data Communications Serv
       7011      832           944      Citizens Utilities 
       7018      813          1477      AT&T WorldNet Services
       4755      800          1429      Videsh Sanchar Nigam Ltd. Aut
      23577      786           795      Korea Telecom (ATM-MPLS)
       6197      775          1031      BellSouth Network Solutions, 
       9498      684           997      BHARTI BT INTERNET LTD.
      17488      643           824      Hathway IP Over Cable Interne
       4766      607           809      Korea Telecom (KIX)
       4323      600          1406      Time Warner Telecom
      19916      563           568      OLM LLC 
      15270      544           581      PaeTec.net -a division of Pae
       6517      542           587      Yipes Communications, Inc. 
       5668      518           656      CenturyTel Internet Holdings,
       4668      507           517      LG-EDS Systems Inc.
      18101      503           603      Reliance Infocom Ltd Internet
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:8         8:90       12:1786     13:1        15:20       16:3      
        17:3        18:13       20:36       24:977      25:1        32:60     
        33:3        38:350      40:61       41:325      44:2        47:4      
        52:4        55:3        56:3        57:23       58:476      59:409    
        60:376      61:994      62:976      63:1988     64:3249     65:2365   
        66:3541     67:825      68:677      69:1979     70:457      71:107    
        72:1408     73:5        74:694      75:260      76:138      77:394    
        78:211      80:838      81:800      82:572      83:364      84:620    
        85:857      86:346      87:579      88:287      89:1005     90:37     
        91:589      97:6        98:3       101:1       116:376     117:191    
       118:22      121:311     122:614     123:190     124:685     125:1010   
       128:272     129:201     130:138     131:365     132:54      133:9      
       134:195     135:34      136:188     137:83      138:156     139:74     
       140:514     141:174     142:370     143:256     144:310     145:46     
       146:335     147:125     148:424     149:185     150:111     151:156    
       152:89      153:121     154:11      155:258     156:161     157:221    
       158:160     159:197     160:136     161:98      162:173     163:182    
       164:487     165:395     166:289     167:303     168:497     169:124    
       170:398     171:22      172:3       189:73      190:1110    192:5720   
       193:3963    194:3205    195:2470    196:959     198:3824    199:3232   
       200:5230    201:1228    202:7374    203:7888    204:3951    205:2027   
       206:2424    207:2806    208:2877    209:3482    210:2450    211:1087   
       212:1309    213:1491    214:418     215:45      216:4074    217:1208   
       218:320     219:382     220:1005    221:414     222:263    
      
      End of report