[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 Feb 2010 04:44:12 +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 06 Feb, 2010
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              311094
          Prefixes after maximum aggregation:                          143960
          Deaggregation factor:                                          2.16
          Unique aggregates announced to Internet:                     152571
      Total ASes present in the Internet Routing Table:                 33246
          Prefixes per ASN:                                              9.36
      Origin-only ASes present in the Internet Routing Table:           28867
      Origin ASes announcing only one prefix:                           14076
      Transit ASes present in the Internet Routing Table:                4379
      Transit-only ASes present in the Internet Routing Table:            102
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      23
          Max AS path prepend of ASN ( 9503)                               21
      Prefixes from unregistered ASNs in the Routing Table:               819
          Unregistered ASNs in the Routing Table:                         132
      Number of 32-bit ASNs allocated by the RIRs:                        425
      Prefixes from 32-bit ASNs in the Routing Table:                     380
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            243
      Number of addresses announced to Internet:                   2182589120
          Equivalent to 130 /8s, 23 /16s and 170 /24s
          Percentage of available address space announced:               58.9
          Percentage of allocated address space announced:               66.1
          Percentage of available address space allocated:               89.1
          Percentage of address space in use by end-sites:               81.1
      Total number of prefixes smaller than registry allocations:      149895
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    75113
          Total APNIC prefixes after maximum aggregation:               25903
          APNIC Deaggregation factor:                                    2.90
      Prefixes being announced from the APNIC address blocks:           71774
          Unique aggregates announced from the APNIC address blocks:    31611
      APNIC Region origin ASes present in the Internet Routing Table:    3946
          APNIC Prefixes per ASN:                                       18.19
      APNIC Region origin ASes announcing only one prefix:               1079
      APNIC Region transit ASes present in the Internet Routing Table:    625
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         23
      Number of APNIC addresses announced to Internet:              491247392
          Equivalent to 29 /8s, 71 /16s and 215 /24s
          Percentage of available APNIC address space announced:         77.1
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079
                             55296-56319, 131072-132095
      APNIC Address Blocks     1/8,  27/8,  43/8,  58/8,  59/8,  60/8,  61/8,
                             110/8, 111/8, 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, 133/8, 175/8, 180/8, 182/8,
                             183/8, 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:                    129717
          Total ARIN prefixes after maximum aggregation:                67664
          ARIN Deaggregation factor:                                     1.92
      Prefixes being announced from the ARIN address blocks:           103877
          Unique aggregates announced from the ARIN address blocks:     39391
      ARIN Region origin ASes present in the Internet Routing Table:    13492
          ARIN Prefixes per ASN:                                         7.70
      ARIN Region origin ASes announcing only one prefix:                5215
      ARIN Region transit ASes present in the Internet Routing Table:    1331
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          22
      Number of ARIN addresses announced to Internet:               738405152
          Equivalent to 44 /8s, 3 /16s and 43 /24s
          Percentage of available ARIN address space announced:          64.7
      
      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, 46080-47103
                             53248-55295, 393216-394239
      ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                              12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                              20/8,  21/8,  22/8,  24/8,  26/8,  28/8,  29/8,
                              30/8,  32/8,  33/8,  34/8,  35/8,  38/8,  40/8,
                              44/8,  45/8,  47/8,  48/8,  52/8,  54/8,  55/8,
                              56/8,  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, 108/8, 173/8,
                             174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
                             208/8, 209/8, 214/8, 215/8, 216/8,
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     71727
          Total RIPE prefixes after maximum aggregation:                41721
          RIPE Deaggregation factor:                                     1.72
      Prefixes being announced from the RIPE address blocks:            64752
          Unique aggregates announced from the RIPE address blocks:     43107
      RIPE Region origin ASes present in the Internet Routing Table:    14046
          RIPE Prefixes per ASN:                                         4.61
      RIPE Region origin ASes announcing only one prefix:                7283
      RIPE Region transit ASes present in the Internet Routing Table:    2097
      Average RIPE Region AS path length visible:                         3.9
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               413672064
          Equivalent to 24 /8s, 168 /16s and 34 /24s
          Percentage of available RIPE address space announced:          77.1
      
      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, 47104-52223, 196608-197631
      RIPE Address Blocks      2/8,  25/8,  46/8,  51/8,  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, 109/8, 178/8, 193/8, 194/8,
                             195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   27455
          Total LACNIC prefixes after maximum aggregation:               6572
          LACNIC Deaggregation factor:                                   4.18
      Prefixes being announced from the LACNIC address blocks:          25808
          Unique aggregates announced from the LACNIC address blocks:   13850
      LACNIC Region origin ASes present in the Internet Routing Table:   1239
          LACNIC Prefixes per ASN:                                      20.83
      LACNIC Region origin ASes announcing only one prefix:               406
      LACNIC Region transit ASes present in the Internet Routing Table:   208
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        23
      Number of LACNIC addresses announced to Internet:              70394624
          Equivalent to 4 /8s, 50 /16s and 35 /24s
          Percentage of available LACNIC address space announced:        69.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 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:                   6477
          Total AfriNIC prefixes after maximum aggregation:              1734
          AfriNIC Deaggregation factor:                                  3.74
      Prefixes being announced from the AfriNIC address blocks:          4855
          Unique aggregates announced from the AfriNIC address blocks:   1405
      AfriNIC Region origin ASes present in the Internet Routing Table:   341
          AfriNIC Prefixes per ASN:                                     14.24
      AfriNIC Region origin ASes announcing only one prefix:               93
      AfriNIC Region transit ASes present in the Internet Routing Table:   73
      Average AfriNIC Region AS path length visible:                      3.8
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:             14853376
          Equivalent to 0 /8s, 226 /16s and 165 /24s
          Percentage of available AfriNIC address space announced:       44.3
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     1858       7511         472   Korea Telecom (KIX)
       4755     1274        287         138   TATA Communications formerly 
      17488     1272        131         139   Hathway IP Over Cable Interne
      18101     1091        221          40   Reliance Infocom Ltd Internet
       4134     1018      19607         398   CHINANET-BACKBONE
       9583      985         71         490   Sify Limited
       7545      939        198          98   TPG Internet Pty Ltd
      17974      887        277          43   PT TELEKOMUNIKASI INDONESIA
       4808      851       1582         211   CNCGROUP IP network: China169
      24560      843        299         170   Bharti Airtel Ltd., Telemedia
      
      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     4132       3875         317   bellsouth.net, inc. 
       4323     3785       1088         395   Time Warner Telecom
       1785     1859        699         131   PaeTec Communications, Inc.
       7018     1584       5760        1021   AT&T WorldNet Services
      20115     1538       1487         673   Charter Communications 
       2386     1298        616         919   AT&T Data Communications Serv
       3356     1208      10931         421   Level 3 Communications, LLC 
      11492     1144        222          14   Cable One 
      22773     1128       2600          66   Cox Communications, Inc.
       6478     1109        241         225   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
      35805      568         40           5   United Telecom of Georgia
       3292      455       1904         397   TDC Tele Danmark
      30890      451        100         204   Evolva Telecom
        702      423       1822         337   UUNET - Commercial IP service
       8551      397        353          37   Bezeq International
       8866      376        110          24   Bulgarian Telecommunication C
       3320      360       7069         309   Deutsche Telekom AG
       3301      351       1412         312   TeliaNet Sweden
       3215      347       3206         103   France Telecom Transpac
      12479      322        576           5   Uni2 Autonomous System
      
      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     1571       2886         240   UniNet S.A. de C.V. 
      10620      996        225         145   TVCABLE BOGOTA 
      28573      855        679          86   NET Servicos de Comunicao S.A
       7303      676        357          99   Telecom Argentina Stet-France
      22047      534        310          15   VTR PUNTO NET S.A. 
       6503      490        167         192   AVANTEL, S.A. 
      11830      473        308          59   Instituto Costarricense de El
      11172      445         99          70   Servicios Alestra S.A de C.V 
      14117      439         29          12   Telefonica del Sur S.A. 
       3816      432        194          70   Empresa Nacional de Telecomun
      
      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
       8452     1027        445           9   TEDATA
      24863      722        144          40   LINKdotNET AS number
      36992      541        119         139   Etisalat MISR
       3741      273        854         233   The Internet Solution 
       2018      209        215         120   Tertiary Education Network 
       6713      177        167          12   Itissalat Al-MAGHRIB
      29571      170         19           9   Ci Telecom Autonomous system 
      29975      134        506          15   Vodacom
      33776      123          7          11   Starcomms Nigeria Limited
       5536      116          8           3   Internet Egypt Network
      
      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     4132       3875         317   bellsouth.net, inc. 
       4323     3785       1088         395   Time Warner Telecom
       1785     1859        699         131   PaeTec Communications, Inc.
       4766     1858       7511         472   Korea Telecom (KIX)
       7018     1584       5760        1021   AT&T WorldNet Services
       8151     1571       2886         240   UniNet S.A. de C.V. 
      20115     1538       1487         673   Charter Communications 
       2386     1298        616         919   AT&T Data Communications Serv
       4755     1274        287         138   TATA Communications formerly 
      17488     1272        131         139   Hathway IP Over Cable Interne
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      3785        3390      Time Warner Telecom
       1785      1859        1728      PaeTec Communications, Inc.
       4766      1858        1386      Korea Telecom (KIX)
       8151      1571        1331      UniNet S.A. de C.V. 
       4755      1274        1136      TATA Communications formerly 
      17488      1272        1133      Hathway IP Over Cable Interne
      11492      1144        1130      Cable One 
      22773      1128        1062      Cox Communications, Inc.
      18101      1091        1051      Reliance Infocom Ltd Internet
      18566      1059        1049      Covad Communications 
      
      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
      15132   UNALLOCATED   12.9.150.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.14.170.0/24        7018       AT&T WorldNet Servic
      13746   UNALLOCATED   12.24.56.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.25.107.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.152.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.154.0/23        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.155.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.159.0/24        7018       AT&T WorldNet Servic
      25639   UNALLOCATED   12.41.169.0/24        7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      2.0.0.0/16           12654     RIPE NCC RIS Project
      2.1.0.0/21           12654     RIPE NCC RIS Project
      2.1.24.0/24          12654     RIPE NCC RIS Project
      41.77.236.0/22       23456     32-bit ASN transition
      41.223.92.0/22       36936     >>UNKNOWN<<
      41.223.188.0/24      22351     Intelsat 
      41.223.189.0/24      26452     Local Communications Networks
      46.0.0.0/16          12654     RIPE NCC RIS Project
      46.1.0.0/21          12654     RIPE NCC RIS Project
      46.1.24.0/24         12654     RIPE NCC RIS Project
      
      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        /8:21       /9:10      /10:25      /11:65      /12:185     
      /13:384     /14:659     /15:1247    /16:10899   /17:5114    /18:8708    
      /19:17895   /20:21843   /21:21895   /22:28211   /23:28324   /24:162692  
      /25:935     /26:1163    /27:581     /28:214     /29:9       /30:7       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2690          4132      bellsouth.net, inc. 
       4323     2353          3785      Time Warner Telecom
       4766     1476          1858      Korea Telecom (KIX)
       1785     1321          1859      PaeTec Communications, Inc.
      11492     1062          1144      Cable One 
      17488     1051          1272      Hathway IP Over Cable Interne
      18566     1040          1059      Covad Communications 
      18101      962          1091      Reliance Infocom Ltd Internet
       7018      952          1584      AT&T WorldNet Services
       8452      926          1027      TEDATA
      
      Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         2:1         4:12        8:234      12:1998     13:10       15:22     
        16:3        17:8        20:39       24:1316     27:1        32:48     
        38:646      40:99       41:1941     44:3        46:1        47:26     
        52:6        55:2        56:2        57:23       58:643      59:632    
        60:397      61:1098     62:1039     63:2014     64:3802     65:2364   
        66:4103     67:1802     68:1039     69:2831     70:689      71:235    
        72:1869     73:2        74:2107     75:238      76:338      77:824    
        78:579      79:402      80:977      81:775      82:453      83:438    
        84:630      85:1009     86:381      87:688      88:419      89:1540   
        90:64       91:2708     92:422      93:1183     94:1378     95:791    
        96:212      97:295      98:536      99:23      100:1       109:305    
       110:296     111:425     112:231     113:224     114:354     115:518    
       116:1031    117:618     118:377     119:809     120:144     121:825    
       122:1402    123:871     124:1077    125:1285    128:196     129:202    
       130:139     131:482     132:82      133:16      134:195     135:42     
       136:226     137:177     138:238     139:89      140:463     141:132    
       142:377     143:339     144:388     145:51      146:405     147:178    
       148:568     149:204     150:146     151:170     152:248     153:165    
       154:2       155:274     156:178     157:331     158:98      159:355    
       160:305     161:163     162:272     163:165     164:304     165:462    
       166:503     167:389     168:761     169:157     170:569     171:48     
       172:3       173:467     174:532     175:37      178:5       180:301    
       183:226     184:3       186:257     187:227     188:1293    189:661    
       190:3504    192:5728    193:4457    194:3345    195:2779    196:1176   
       198:3534    199:3392    200:5325    201:1473    202:8092    203:8313   
       204:4020    205:2197    206:2482    207:2994    208:3922    209:3428   
       210:2539    211:1186    212:1661    213:1659    214:250     215:61     
       216:4429    217:1508    218:484     219:442     220:1067    221:470    
       222:306    
      
      End of report