[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, 30 Jan 2010 04:45:25 +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 30 Jan, 2010
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              310401
          Prefixes after maximum aggregation:                          143857
          Deaggregation factor:                                          2.16
          Unique aggregates announced to Internet:                     152150
      Total ASes present in the Internet Routing Table:                 33195
          Prefixes per ASN:                                              9.35
      Origin-only ASes present in the Internet Routing Table:           28813
      Origin ASes announcing only one prefix:                           14071
      Transit ASes present in the Internet Routing Table:                4382
      Transit-only ASes present in the Internet Routing Table:            110
      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:               803
          Unregistered ASNs in the Routing Table:                         130
      Number of 32-bit ASNs allocated by the RIRs:                        409
      Prefixes from 32-bit ASNs in the Routing Table:                     367
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            208
      Number of addresses announced to Internet:                   2182859712
          Equivalent to 130 /8s, 27 /16s and 203 /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:               81.0
      Total number of prefixes smaller than registry allocations:      149507
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    74994
          Total APNIC prefixes after maximum aggregation:               25835
          APNIC Deaggregation factor:                                    2.90
      Prefixes being announced from the APNIC address blocks:           71687
          Unique aggregates announced from the APNIC address blocks:    31510
      APNIC Region origin ASes present in the Internet Routing Table:    3940
          APNIC Prefixes per ASN:                                       18.19
      APNIC Region origin ASes announcing only one prefix:               1084
      APNIC Region transit ASes present in the Internet Routing Table:    623
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         23
      Number of APNIC addresses announced to Internet:              490424864
          Equivalent to 29 /8s, 59 /16s and 74 /24s
          Percentage of available APNIC address space announced:         76.9
      
      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:                    129648
          Total ARIN prefixes after maximum aggregation:                67654
          ARIN Deaggregation factor:                                     1.92
      Prefixes being announced from the ARIN address blocks:           103715
          Unique aggregates announced from the ARIN address blocks:     39327
      ARIN Region origin ASes present in the Internet Routing Table:    13468
          ARIN Prefixes per ASN:                                         7.70
      ARIN Region origin ASes announcing only one prefix:                5204
      ARIN Region transit ASes present in the Internet Routing Table:    1331
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          22
      Number of ARIN addresses announced to Internet:               738182688
          Equivalent to 43 /8s, 255 /16s and 198 /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:                     71527
          Total RIPE prefixes after maximum aggregation:                41622
          RIPE Deaggregation factor:                                     1.72
      Prefixes being announced from the RIPE address blocks:            64555
          Unique aggregates announced from the RIPE address blocks:     42965
      RIPE Region origin ASes present in the Internet Routing Table:    14024
          RIPE Prefixes per ASN:                                         4.60
      RIPE Region origin ASes announcing only one prefix:                7284
      RIPE Region transit ASes present in the Internet Routing Table:    2103
      Average RIPE Region AS path length visible:                         3.9
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               415078528
          Equivalent to 24 /8s, 189 /16s and 152 /24s
          Percentage of available RIPE address space announced:          77.3
      
      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:                   27325
          Total LACNIC prefixes after maximum aggregation:               6555
          LACNIC Deaggregation factor:                                   4.17
      Prefixes being announced from the LACNIC address blocks:          25709
          Unique aggregates announced from the LACNIC address blocks:   13809
      LACNIC Region origin ASes present in the Internet Routing Table:   1235
          LACNIC Prefixes per ASN:                                      20.82
      LACNIC Region origin ASes announcing only one prefix:               404
      LACNIC Region transit ASes present in the Internet Routing Table:   206
      Average LACNIC Region AS path length visible:                       4.0
          Max LACNIC Region AS path length visible:                        17
      Number of LACNIC addresses announced to Internet:              70292480
          Equivalent to 4 /8s, 48 /16s and 148 /24s
          Percentage of available LACNIC address space announced:        69.8
      
      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:                   6318
          Total AfriNIC prefixes after maximum aggregation:              1829
          AfriNIC Deaggregation factor:                                  3.45
      Prefixes being announced from the AfriNIC address blocks:          4703
          Unique aggregates announced from the AfriNIC address blocks:   1396
      AfriNIC Region origin ASes present in the Internet Routing Table:   338
          AfriNIC Prefixes per ASN:                                     13.91
      AfriNIC Region origin ASes announcing only one prefix:               95
      AfriNIC Region transit ASes present in the Internet Routing Table:   75
      Average AfriNIC Region AS path length visible:                      3.8
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:             14851840
          Equivalent to 0 /8s, 226 /16s and 159 /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     1859       7511         472   Korea Telecom (KIX)
       4755     1314        305         136   TATA Communications formerly 
      17488     1273        131         138   Hathway IP Over Cable Interne
      18101     1043        220          37   Reliance Infocom Ltd Internet
       4134     1018      19609         399   CHINANET-BACKBONE
       9583      983         71         489   Sify Limited
       7545      924        198          98   TPG Internet Pty Ltd
      17974      886        277          43   PT TELEKOMUNIKASI INDONESIA
      24560      840        299         173   Bharti Airtel Ltd., Telemedia
       4808      835       1583         212   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     4135       3875         317   bellsouth.net, inc. 
       4323     3794       1088         395   Time Warner Telecom
       1785     1851        699         132   PaeTec Communications, Inc.
       7018     1584       5777        1026   AT&T WorldNet Services
      20115     1542       1490         671   Charter Communications 
       2386     1294        616         916   AT&T Data Communications Serv
       3356     1211      10931         423   Level 3 Communications, LLC 
      11492     1141        222          14   Cable One 
      22773     1125       2600          66   Cox Communications, Inc.
       6478     1106        240         254   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      562         40           5   United Telecom of Georgia
       3292      454       1904         396   TDC Tele Danmark
      30890      447        100         207   Evolva Telecom
        702      422       1821         336   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      350       1412         311   TeliaNet Sweden
       3215      345       3174         102   France Telecom Transpac
      12479      321        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     1565       2885         236   UniNet S.A. de C.V. 
      10620     1010        226         133   TVCABLE BOGOTA 
      28573      849        677         100   NET Servicos de Comunicao S.A
       7303      672        356          99   Telecom Argentina Stet-France
      22047      565        310          15   VTR PUNTO NET S.A. 
      11830      472        308          59   Instituto Costarricense de El
       6503      446        163         185   AVANTEL, S.A. 
      11172      444         99          69   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      963        445           9   TEDATA
      24863      719        144          39   LINKdotNET AS number
      36992      475         87         245   Etisalat MISR
       3741      274        857         234   The Internet Solution 
       2018      190        197         109   Tertiary Education Network 
       6713      177        167          12   Itissalat Al-MAGHRIB
      29571      167         19           9   Ci Telecom Autonomous system 
      29975      134        506          15   Vodacom
      33776      123          7          11   Starcomms Nigeria Limited
       5536      117          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     4135       3875         317   bellsouth.net, inc. 
       4323     3794       1088         395   Time Warner Telecom
       4766     1859       7511         472   Korea Telecom (KIX)
       1785     1851        699         132   PaeTec Communications, Inc.
       7018     1584       5777        1026   AT&T WorldNet Services
       8151     1565       2885         236   UniNet S.A. de C.V. 
      20115     1542       1490         671   Charter Communications 
       4755     1314        305         136   TATA Communications formerly 
       2386     1294        616         916   AT&T Data Communications Serv
      17488     1273        131         138   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      3794        3399      Time Warner Telecom
       1785      1851        1719      PaeTec Communications, Inc.
       4766      1859        1387      Korea Telecom (KIX)
       8151      1565        1329      UniNet S.A. de C.V. 
       4755      1314        1178      TATA Communications formerly 
      17488      1273        1135      Hathway IP Over Cable Interne
      11492      1141        1127      Cable One 
      22773      1125        1059      Cox Communications, Inc.
      18566      1059        1049      Covad Communications 
      18101      1043        1006      Reliance Infocom Ltd Internet
      
      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
      41.223.92.0/22       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
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      
      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      /11:66      /12:185     
      /13:385     /14:659     /15:1246    /16:10883   /17:5108    /18:8696    
      /19:17880   /20:21774   /21:21830   /22:28190   /23:28191   /24:162323  
      /25:935     /26:1169    /27:586     /28:215     /29:9       /30:7       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2693          4135      bellsouth.net, inc. 
       4323     2362          3794      Time Warner Telecom
       4766     1477          1859      Korea Telecom (KIX)
       1785     1316          1851      PaeTec Communications, Inc.
      11492     1061          1141      Cable One 
      17488     1052          1273      Hathway IP Over Cable Interne
      18566     1040          1059      Covad Communications 
       7018      953          1584      AT&T WorldNet Services
      18101      922          1043      Reliance Infocom Ltd Internet
      10620      915          1010      TVCABLE BOGOTA 
      
      Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:2         2:1         4:13        8:234      12:2002     13:10     
        15:22       16:3        17:8        20:39       24:1302     27:1      
        32:49       38:646      40:99       41:1865     44:3        46:1      
        47:26       52:6        55:2        56:2        57:23       58:640    
        59:639      60:389      61:1099     62:1010     63:2034     64:3789   
        65:2364     66:4096     67:1800     68:1035     69:2841     70:689    
        71:236      72:1879     73:2        74:2086     75:242      76:351    
        77:823      78:577      79:411      80:958      81:782      82:457    
        83:439      84:636      85:1004     86:381      87:695      88:418    
        89:1537     90:65       91:2701     92:420      93:1172     94:1376   
        95:796      96:208      97:296      98:534      99:23      100:1      
       109:266     110:285     111:423     112:219     113:221     114:348    
       115:514     116:1036    117:609     118:372     119:805     120:144    
       121:828     122:1380    123:833     124:1075    125:1284    128:197    
       129:203     130:138     131:477     132:82      133:16      134:195    
       135:41      136:224     137:172     138:237     139:90      140:460    
       141:132     142:377     143:339     144:389     145:51      146:406    
       147:183     148:563     149:196     150:146     151:171     152:248    
       153:165     154:2       155:269     156:179     157:331     158:97     
       159:354     160:305     161:176     162:274     163:187     164:305    
       165:454     166:502     167:389     168:759     169:157     170:571    
       171:48      172:2       173:455     174:525     175:31      178:2      
       180:298     183:215     184:3       186:269     187:231     188:1288   
       189:634     190:3497    192:5720    193:4440    194:3346    195:2787   
       196:1170    198:3558    199:3396    200:5306    201:1466    202:8094   
       203:8324    204:4003    205:2178    206:2416    207:3043    208:3924   
       209:3421    210:2536    211:1170    212:1658    213:1640    214:253    
       215:62      216:4438    217:1498    218:483     219:448     220:1129   
       221:469     222:308    
      
      End of report