[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, 20 Sep 2008 04:09:02 +1000 (EST)
  • Delivered-to: apops at mailman dot apnic dot net
  • List-archive: <http://mailman.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 20 Sep, 2008
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              269427
          Prefixes after maximum aggregation:                          129901
          Deaggregation factor:                                          2.07
          Unique aggregates announced to Internet:                     131012
      Total ASes present in the Internet Routing Table:                 29274
          Prefixes per ASN:                                              9.20
      Origin-only ASes present in the Internet Routing Table:           25443
      Origin ASes announcing only one prefix:                           12385
      Transit ASes present in the Internet Routing Table:                3831
      Transit-only ASes present in the Internet Routing Table:             82
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      26
          Max AS path prepend of ASN ( 3816)                               15
      Prefixes from unregistered ASNs in the Routing Table:               558
          Unregistered ASNs in the Routing Table:                         209
      Number of 32-bit ASNs allocated by the RIRs:                         60
      Prefixes from 32-bit ASNs in the Routing Table:                       8
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            755
      Number of addresses announced to Internet:                   1921880352
          Equivalent to 114 /8s, 141 /16s and 145 /24s
          Percentage of available address space announced:               51.9
          Percentage of allocated address space announced:               63.0
          Percentage of available address space allocated:               82.3
          Percentage of address space in use by end-sites:               73.6
      Total number of prefixes smaller than registry allocations:      132145
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    62233
          Total APNIC prefixes after maximum aggregation:               22899
          APNIC Deaggregation factor:                                    2.72
      Prefixes being announced from the APNIC address blocks:           59152
          Unique aggregates announced from the APNIC address blocks:    26429
      APNIC Region origin ASes present in the Internet Routing Table:    3387
          APNIC Prefixes per ASN:                                       17.46
      APNIC Region origin ASes announcing only one prefix:                905
      APNIC Region transit ASes present in the Internet Routing Table:    537
      Average APNIC Region AS path length visible:                        3.5
          Max APNIC Region AS path length visible:                         18
      Number of APNIC addresses announced to Internet:              376338720
          Equivalent to 22 /8s, 110 /16s and 121 /24s
          Percentage of available APNIC address space announced:         80.1
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079
      APNIC Address Blocks    58/8,  59/8,  60/8,  61/8, 112/8, 113/8, 114/8,
                             115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
                             122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
                             210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,
                            
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    122394
          Total ARIN prefixes after maximum aggregation:                64619
          ARIN Deaggregation factor:                                     1.89
      Prefixes being announced from the ARIN address blocks:            91649
          Unique aggregates announced from the ARIN address blocks:     35095
      ARIN Region origin ASes present in the Internet Routing Table:    12444
          ARIN Prefixes per ASN:                                         7.36
      ARIN Region origin ASes announcing only one prefix:                4804
      ARIN Region transit ASes present in the Internet Routing Table:    1200
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               364358112
          Equivalent to 21 /8s, 183 /16s and 169 /24s
          Percentage of available ARIN address space announced:          74.9
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 39936-40959, 46080-47103
      ARIN Address Blocks     24/8,  63/8,  64/8,  65/8,  66/8,  67/8,  68/8,
                              69/8,  70/8,  71/8,  72/8,  73/8,  74/8,  75/8,
                              76/8,  96/8,  97/8,  98/8,  99/8, 173/8, 174/8,
                             199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
                             216/8,
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     58324
          Total RIPE prefixes after maximum aggregation:                35258
          RIPE Deaggregation factor:                                     1.65
      Prefixes being announced from the RIPE address blocks:            53463
          Unique aggregates announced from the RIPE address blocks:     35860
      RIPE Region origin ASes present in the Internet Routing Table:    11903
          RIPE Prefixes per ASN:                                         4.49
      RIPE Region origin ASes announcing only one prefix:                6267
      RIPE Region transit ASes present in the Internet Routing Table:    1815
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               372326720
          Equivalent to 22 /8s, 49 /16s and 65 /24s
          Percentage of available RIPE address space announced:          85.4
      
      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
                             40960-45055, 47104-49151
      RIPE Address Blocks     62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                              83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                              90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 193/8,
                             194/8, 195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   21824
          Total LACNIC prefixes after maximum aggregation:               5394
          LACNIC Deaggregation factor:                                   4.05
      Prefixes being announced from the LACNIC address blocks:          20024
          Unique aggregates announced from the LACNIC address blocks:   11116
      LACNIC Region origin ASes present in the Internet Routing Table:    998
          LACNIC Prefixes per ASN:                                      20.06
      LACNIC Region origin ASes announcing only one prefix:               329
      LACNIC Region transit ASes present in the Internet Routing Table:   172
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        21
      Number of LACNIC addresses announced to Internet:              56720896
          Equivalent to 3 /8s, 97 /16s and 126 /24s
          Percentage of available LACNIC address space announced:        56.3
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   4094
          Total AfriNIC prefixes after maximum aggregation:              1267
          AfriNIC Deaggregation factor:                                  3.23
      Prefixes being announced from the AfriNIC address blocks:          4413
          Unique aggregates announced from the AfriNIC address blocks:   2040
      AfriNIC Region origin ASes present in the Internet Routing Table:   257
          AfriNIC Prefixes per ASN:                                     17.17
      AfriNIC Region origin ASes announcing only one prefix:               80
      AfriNIC Region transit ASes present in the Internet Routing Table:   54
      Average AfriNIC Region AS path length visible:                      3.9
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:             12729088
          Equivalent to 0 /8s, 194 /16s and 59 /24s
          Percentage of available AfriNIC address space announced:       37.9
      
      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
       4755     1721        538         181   Videsh Sanchar Nigam Ltd. Aut
      17488     1384         94         101   Hathway IP Over Cable Interne
       9583     1107         86         472   Sify Limited
       4766      875       6407         359   Korea Telecom (KIX)
       4134      842      13651         345   CHINANET-BACKBONE
      23577      819         35         695   Korea Telecom (ATM-MPLS)
      18101      766        152          51   Reliance Infocom Ltd Internet
       4780      715        353          61   Digital United Inc.
       9498      677        291          54   BHARTI BT INTERNET LTD.
       4808      629       1156         138   CNCGROUP IP network: China169
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     4292       3416         339   bellsouth.net, inc. 
        209     2927       4001         618   Qwest 
       6298     1980        316         736   Cox Communicatons 
      20115     1689       1428         713   Charter Communications 
       1785     1656        710         156   AppliedTheory Corporation 
       2386     1550        691         892   AT&T Data Communications Serv
       4323     1516       1065         368   Time Warner Telecom
       7018     1402       5802         973   AT&T WorldNet Services
      11492     1217        152          11   Cable One 
       6478     1169        241         185   AT&T Worldnet Services 
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3292      421       1777         378   TDC Tele Danmark
       3301      332       1444         303   TeliaNet Sweden
      30890      329         87         175   SC Kappa Invexim SRL
       3215      327       2756         106   France Telecom Transpac
       3320      324       7063         273   Deutsche Telekom AG
       8866      319         77          21   Bulgarian Telecommunication C
       8452      316        188          11   TEDATA
       5462      296        794          27   Telewest Broadband
       8551      287        270          37   Bezeq International
        680      275       2047         265   DFN-IP service G-WiN
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1739       2877         226   UniNet S.A. de C.V. 
      11830      668        299           9   Instituto Costarricense de El
      22047      564        270          14   VTR PUNTO NET S.A. 
       7303      490        241          70   Telecom Argentina Stet-France
      10620      429        105          60   TVCABLE BOGOTA 
      16814      426         27          10   NSS, S.A. 
       6471      420         85          48   ENTEL CHILE S.A. 
      11172      409        118          72   Servicios Alestra S.A de C.V 
      28573      351        443          28   NET Servicos de Comunicao S.A
      14117      345         23           9   Telefonica del Sur S.A. 
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      24863      516         67          32   LINKdotNET AS number
      20858      403         34           3   EgyNet
       3741      265        855         223   The Internet Solution 
       2018      232        215         139   Tertiary Education Network 
       6713      143        135          11   Itissalat Al-MAGHRIB
      33783      137         10          13   EEPAD TISP TELECOM & INTERNET
       5536      120          8          17   Internet Egypt Network
       5713      118        555          68   Telkom SA Ltd 
      33776      115          6           3   Starcomms Nigeria Limited
      29571      107         13           8   Ci Telecom Autonomous system 
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     4292       3416         339   bellsouth.net, inc. 
        209     2927       4001         618   Qwest 
       6298     1980        316         736   Cox Communicatons 
       8151     1739       2877         226   UniNet S.A. de C.V. 
       4755     1721        538         181   Videsh Sanchar Nigam Ltd. Aut
      20115     1689       1428         713   Charter Communications 
       1785     1656        710         156   AppliedTheory Corporation 
       2386     1550        691         892   AT&T Data Communications Serv
       4323     1516       1065         368   Time Warner Telecom
       7018     1402       5802         973   AT&T WorldNet Services
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
        209      2927        2309      Qwest 
       4755      1721        1540      Videsh Sanchar Nigam Ltd. Aut
       8151      1739        1513      UniNet S.A. de C.V. 
       1785      1656        1500      AppliedTheory Corporation 
      17488      1384        1283      Hathway IP Over Cable Interne
       6298      1980        1244      Cox Communicatons 
      11492      1217        1206      Cable One 
       4323      1516        1148      Time Warner Telecom
      18566      1049        1039      Covad Communications 
       6478      1169         984      AT&T Worldnet Services 
      
      Complete listing at http://thyme.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      16927   UNALLOCATED   12.0.252.0/23         7018       AT&T WorldNet Servic
      22492   UNALLOCATED   12.2.46.0/24          7018       AT&T WorldNet Servic
      15132   UNALLOCATED   12.9.150.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.14.170.0/24        7018       AT&T WorldNet Servic
      13632   UNALLOCATED   12.20.55.0/24         6517       Yipes Communications
      13746   UNALLOCATED   12.24.56.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.25.107.0/24        7018       AT&T WorldNet Servic
      13632   UNALLOCATED   12.31.25.0/24         6517       Yipes Communications
      26973   UNALLOCATED   12.39.152.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.154.0/23        7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      24.75.116.0/22       10796     ServiceCo LLC - Road Runner 
      24.75.160.0/19        7843     Adelphia Corp. 
      24.142.40.0/21        7018     AT&T WorldNet Services
      24.142.160.0/19       7018     AT&T WorldNet Services
      24.246.0.0/17         7018     AT&T WorldNet Services
      24.246.128.0/18       7018     AT&T WorldNet Services
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      63.140.213.0/24      22555     Universal Talkware Corporatio
      63.143.71.0/24         701     UUNET Technologies, Inc. 
      63.143.115.0/24        701     UUNET Technologies, Inc. 
      
      Complete listing at http://thyme.apnic.net/current/data-add-IANA
      
      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       /10:17      /11:45      /12:147     
      /13:294     /14:529     /15:1072    /16:10090   /17:4390    /18:7733    
      /19:16281   /20:19082   /21:18612   /22:23366   /23:24446   /24:140670  
      /25:791     /26:968     /27:760     /28:89      /29:9       /30:1       
      /31:0       /32:7       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2846          4292      bellsouth.net, inc. 
       6298     1955          1980      Cox Communicatons 
        209     1690          2927      Qwest 
       2386     1231          1550      AT&T Data Communications Serv
      11492     1193          1217      Cable One 
      17488     1191          1384      Hathway IP Over Cable Interne
       1785     1125          1656      AppliedTheory Corporation 
       6478     1062          1169      AT&T Worldnet Services 
       4755     1057          1721      Videsh Sanchar Nigam Ltd. Aut
      18566     1030          1049      Covad Communications 
      
      Complete listing at http://thyme.apnic.net/current/data/sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:8         8:139      12:2145     13:2        15:20       16:3      
        17:5        18:13       20:35       24:1087     32:59       38:494    
        40:91       41:723      43:1        44:2        47:12       52:3      
        55:3        56:3        57:26       58:527      59:520      60:451    
        61:950      62:1224     63:2033     64:3215     65:2381     66:3478   
        67:1243     68:780      69:2308     70:848      71:171      72:2026   
        73:7        74:1183     75:166      76:265      77:780      78:831    
        79:256      80:948      81:852      82:584      83:372      84:577    
        85:1018     86:399      87:713      88:336      89:1354     90:21     
        91:1497     92:264      93:836      94:147      96:65       97:80     
        98:321      99:8       114:105     115:47      116:987     117:365    
       118:229     119:500     120:86      121:593     122:853     123:443    
       124:857     125:1194    128:357     129:201     130:134     131:411    
       132:70      133:9       134:178     135:32      136:223     137:96     
       138:142     139:92      140:503     141:102     142:408     143:300    
       144:325     145:51      146:370     147:156     148:516     149:209    
       150:128     151:181     152:147     153:136     154:10      155:281    
       156:175     157:299     158:170     159:300     160:275     161:137    
       162:255     163:150     164:515     165:499     166:367     167:331    
       168:631     169:143     170:444     171:33      172:10      173:33     
       186:1       187:10      188:1       189:608     190:2262    192:5751   
       193:4144    194:3259    195:2579    196:996     198:3724    199:3297   
       200:5566    201:1505    202:7851    203:8093    204:3946    205:2136   
       206:2356    207:2731    208:3600    209:3411    210:2604    211:1088   
       212:1453    213:1622    214:178     215:50      216:4357    217:1213   
       218:345     219:437     220:1064    221:415     222:314    
      
      End of report