[bgp-stats] Routing Table Report - RouteViews-3 view

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  • Subject: [bgp-stats] Routing Table Report - RouteViews-3 view
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Thu, 29 Sep 2011 11:40:16 +1000 (EST)
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      NB: RouteViews data includes iBGP information from some ASNs.
          Treat the information provided below appropriately.
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/rviews/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              378854
          Prefixes after maximum aggregation:                          169540
          Deaggregation factor:                                          2.23
          Unique aggregates announced to Internet:                     180177
      Total ASes present in the Internet Routing Table:                 38938
          Prefixes per ASN:                                              9.73
      Origin-only ASes present in the Internet Routing Table:           32231
      Origin ASes announcing only one prefix:                           15493
      Transit ASes present in the Internet Routing Table:                5258
      Transit-only ASes present in the Internet Routing Table:            142
      Average AS path length visible in the Internet Routing Table:       4.2
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (36992)                               22
      Prefixes from unregistered ASNs in the Routing Table:              4785
          Unregistered ASNs in the Routing Table:                         802
      Number of 32-bit ASNs allocated by the RIRs:                       1786
      Number of 32-bit ASNs visible in the Routing Table:                1449
      Prefixes from 32-bit ASNs in the Routing Table:                    3320
      Special use prefixes present in the Routing Table:                   82
      Prefixes being announced from unallocated address space:            100
      Number of addresses announced to Internet:                   2310818966
          Equivalent to 137 /8s, 188 /16s and 76 /24s
          Percentage of available address space announced:               62.3
          Percentage of allocated address space announced:               62.3
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               91.4
      Total number of prefixes smaller than registry allocations:      157402
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    92349
          Total APNIC prefixes after maximum aggregation:               29554
          APNIC Deaggregation factor:                                    3.12
      Prefixes being announced from the APNIC address blocks:           88909
          Unique aggregates announced from the APNIC address blocks:    36853
      APNIC Region origin ASes present in the Internet Routing Table:    4554
          APNIC Prefixes per ASN:                                       19.52
      APNIC Region origin ASes announcing only one prefix:               1267
      APNIC Region transit ASes present in the Internet Routing Table:    717
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:     88
      Number of APNIC addresses announced to Internet:              611142656
          Equivalent to 36 /8s, 109 /16s and 76 /24s
          Percentage of available APNIC address space announced:         77.5
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 131072-132095, 132096-133119
      APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                              49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                             106/8, 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, 223/8,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    147324
          Total ARIN prefixes after maximum aggregation:                75938
          ARIN Deaggregation factor:                                     1.94
      Prefixes being announced from the ARIN address blocks:           119088
          Unique aggregates announced from the ARIN address blocks:     45321
      ARIN Region origin ASes present in the Internet Routing Table:    14704
          ARIN Prefixes per ASN:                                         8.10
      ARIN Region origin ASes announcing only one prefix:                5640
      ARIN Region transit ASes present in the Internet Routing Table:    1554
      Average ARIN Region AS path length visible:                         3.7
          Max ARIN Region AS path length visible:                          22
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      12
      Number of ARIN addresses announced to Internet:               667527068
          Equivalent to 39 /8s, 201 /16s and 167 /24s
          Percentage of available ARIN address space announced:          53.1
      
      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,  23/8,  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,  50/8,  52/8,
                              53/8,  54/8,  55/8,  56/8,  57/8,  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, 100/8, 104/8, 107/8, 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:                     91533
          Total RIPE prefixes after maximum aggregation:                50516
          RIPE Deaggregation factor:                                     1.81
      Prefixes being announced from the RIPE address blocks:            83401
          Unique aggregates announced from the RIPE address blocks:     52895
      RIPE Region origin ASes present in the Internet Routing Table:    16018
          RIPE Prefixes per ASN:                                         5.21
      RIPE Region origin ASes announcing only one prefix:                7977
      RIPE Region transit ASes present in the Internet Routing Table:    2531
      Average RIPE Region AS path length visible:                         4.5
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1028
      Number of RIPE addresses announced to Internet:               474567116
          Equivalent to 28 /8s, 73 /16s and 81 /24s
          Percentage of available RIPE address space announced:          76.4
      
      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, 47104-52223, 56320-58367
                             196608-198655
      RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  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,
                             176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
                             213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   35561
          Total LACNIC prefixes after maximum aggregation:               7848
          LACNIC Deaggregation factor:                                   4.53
      Prefixes being announced from the LACNIC address blocks:          34833
          Unique aggregates announced from the LACNIC address blocks:   17971
      LACNIC Region origin ASes present in the Internet Routing Table:   1533
          LACNIC Prefixes per ASN:                                      22.72
      LACNIC Region origin ASes announcing only one prefix:               454
      LACNIC Region transit ASes present in the Internet Routing Table:   278
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   317
      Number of LACNIC addresses announced to Internet:              89298184
          Equivalent to 5 /8s, 82 /16s and 149 /24s
          Percentage of available LACNIC address space announced:        59.1
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 plus ERX transfers
      LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                             200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   8575
          Total AfriNIC prefixes after maximum aggregation:              2010
          AfriNIC Deaggregation factor:                                  4.27
      Prefixes being announced from the AfriNIC address blocks:          6637
          Unique aggregates announced from the AfriNIC address blocks:   1959
      AfriNIC Region origin ASes present in the Internet Routing Table:   490
          AfriNIC Prefixes per ASN:                                     13.54
      AfriNIC Region origin ASes announcing only one prefix:              155
      AfriNIC Region transit ASes present in the Internet Routing Table:  107
      Average AfriNIC Region AS path length visible:                      4.3
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    4
      Number of AfriNIC addresses announced to Internet:             27355904
          Equivalent to 1 /8s, 161 /16s and 107 /24s
          Percentage of available AfriNIC address space announced:       40.8
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      17974     2017        519          33   PT TELEKOMUNIKASI INDONESIA
       4766     1939      11040         650   Korea Telecom (KIX)
       7545     1604        303          86   TPG Internet Pty Ltd
       4755     1539        378         173   Videsh Sanchar Nigam Ltd. Aut
       7552     1392       1064           7   Vietel Corporation
      24560     1183        346         189   Bharti Airtel Ltd.
       9829     1158        989          28   BSNL National Internet Backbo
       4808     1090       2124         311   CNCGROUP IP network: China169
       9583     1086         80         502   Sify Limited
      18101      951        118         141   Reliance Infocom Ltd Internet
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3560       3817         225   bellsouth.net, inc. 
      18566     1915        366         239   Covad Communications 
       1785     1829        680         124   AppliedTheory Corporation 
       7029     1732       1018         219   Windstream Communications Inc
       4323     1624       1098         391   Time Warner Telecom
      20115     1595       1543         636   Charter Communications 
      22773     1460       2907          99   Cox Communications, Inc.
      30036     1406        261         670   Mediacom Communications Corp 
      19262     1394       4728         400   Verizon Global Networks 
       7018     1341       7051         872   AT&T WorldNet Services
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8402     1070        352          13   Corbina telecom
        286     1064        824         199   KPNQwest Backbone AS
      34984      575        108         179   Tellcom Iletisim Hizmetleri
      20940      542        182         418   Akamai Technologies European 
       9116      540        326          31   Goldenlines main autonomous s
       6830      533       1813         324   UPC Distribution Services
       3292      529       2082         408   TDC Tele Danmark
       3320      501       8169         383   Deutsche Telekom AG
      12479      475        593           7   Uni2 Autonomous System
       8866      458        133          26   Bulgarian Telecommunication C
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      10620     1681        310         155   TVCABLE BOGOTA 
       8151     1446       2798         352   Uninet S.A. de C.V.
      28573     1358       1013          70   Types of queries are: POCs, o
       7303     1163        682         174   Telecom Argentina Stet-France
      14420      736         58          88   Types of queries are: POCs, o
       6503      588        450          71   AVANTEL, S.A. 
      27947      584         55          82   Telconet S.A
      22047      580        322          17   Types of queries are: POCs, o
      10481      548        430          20   Prima S.A. 
       3816      535        232          98   COLOMBIA TELECOMUNICACIONES S
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      24863      813        147          37   LINKdotNET AS number
       8452      689        445          11   TEDATA
      15475      450         74           8   Nile Online
      36992      292        415          14   Etisalat MISR
       3741      274        938         229   The Internet Solution 
      15706      244         32           6   Sudatel Internet Exchange Aut
       6713      242        519          14   Itissalat Al-MAGHRIB
      33776      239         13           8   Starcomms Nigeria Limited
      12258      199         28          59   YEBO-AS
      29571      192         17          11   Ci Telecom Autonomous system 
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3560       3817         225   bellsouth.net, inc. 
      17974     2017        519          33   PT TELEKOMUNIKASI INDONESIA
       4766     1939      11040         650   Korea Telecom (KIX)
      18566     1915        366         239   Covad Communications 
       1785     1829        680         124   AppliedTheory Corporation 
       7029     1732       1018         219   Windstream Communications Inc
      10620     1681        310         155   TVCABLE BOGOTA 
       4323     1624       1098         391   Time Warner Telecom
       7545     1604        303          86   TPG Internet Pty Ltd
      20115     1595       1543         636   Charter Communications 
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      17974      2017        1984      PT TELEKOMUNIKASI INDONESIA
       1785      1829        1705      AppliedTheory Corporation 
      18566      1915        1676      Covad Communications 
      23456      3320        1526      >>UNKNOWN<<
      10620      1681        1526      TVCABLE BOGOTA 
       7545      1604        1518      TPG Internet Pty Ltd
       7029      1732        1513      Windstream Communications Inc
       7552      1392        1385      Vietel Corporation
       4755      1539        1366      Videsh Sanchar Nigam Ltd. Aut
      22773      1460        1361      Cox Communications, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      15132   UNALLOCATED  12.9.150.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED  12.14.170.0/24        7018       AT&T WorldNet Servic
      32567   UNALLOCATED  12.25.107.0/24        4323       Time Warner Telecom
      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
      13317   UNALLOCATED  12.44.10.0/24         7018       AT&T WorldNet Servic
      23502   UNALLOCATED  12.44.44.0/24         7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      10.29.244.56/29        286     KPNQwest Backbone AS
      10.29.245.1/32         286     KPNQwest Backbone AS
      10.29.245.2/32         286     KPNQwest Backbone AS
      10.29.245.15/32        286     KPNQwest Backbone AS
      10.29.245.19/32        286     KPNQwest Backbone AS
      10.29.245.20/32        286     KPNQwest Backbone AS
      10.29.245.21/32        286     KPNQwest Backbone AS
      10.29.245.22/32        286     KPNQwest Backbone AS
      10.29.245.25/32        286     KPNQwest Backbone AS
      10.29.245.26/32        286     KPNQwest Backbone AS
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      24.225.128.0/18      36377     Comcast Telecommunications, I
      24.225.192.0/23      36377     Comcast Telecommunications, I
      24.225.192.0/18      36377     Comcast Telecommunications, I
      24.225.224.0/21      36377     Comcast Telecommunications, I
      24.225.237.0/24      36377     Comcast Telecommunications, I
      24.225.248.0/21      36377     Comcast Telecommunications, I
      41.222.79.0/24       36938     >>UNKNOWN<<
      41.223.92.0/22       36936     >>UNKNOWN<<
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      62.61.221.0/24       24974     Tachyon Europe BV - Wireless 
      
      Complete listing at http://thyme.rand.apnic.net/rviews/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        /8:20       /9:12      /10:27      /11:81      /12:234     
      /13:463     /14:809     /15:1456    /16:12116   /17:6247    /18:10339   
      /19:20340   /20:28215   /21:27696   /22:37155   /23:35413   /24:196445  
      /25:73      /26:88      /27:115     /28:286     /29:101     /30:557     
      /31:73      /32:493     
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2197          3560      bellsouth.net, inc. 
      18566     1870          1915      Covad Communications 
      10620     1576          1681      TVCABLE BOGOTA 
       7029     1421          1732      Windstream Communications Inc
      30036     1363          1406      Mediacom Communications Corp 
      11492     1115          1153      Cable One 
       7011     1054          1175      Citizens Utilities 
       1785     1053          1829      AppliedTheory Corporation 
       8402     1017          1070      Corbina telecom
      22773      949          1460      Cox Communications, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:385       2:322       4:19        5:1         6:3         8:357    
        12:1960     13:1        14:533      15:13       16:3        17:7      
        20:10       23:35       24:1692     27:948      31:558      32:149    
        33:4        34:2        36:4        38:751      40:108      41:2667   
        42:49       44:3        46:997      47:3        49:262      50:430    
        52:13       54:2        55:3        56:2        57:47       58:880    
        59:493      60:363      61:1181     62:1099     63:1959     64:4096   
        65:2306     66:4019     67:1980     68:1298     69:3310     70:861    
        71:377      72:1890     73:1        74:2508     75:361      76:349    
        77:876      78:816      79:490      80:1127     81:853      82:514    
        83:556      84:629      85:1093     86:417      87:882      88:357    
        89:1597     90:268      91:4142     92:534      93:1310     94:1291   
        95:928      96:441      97:277      98:933      99:37      101:208    
       103:325     106:70      107:53      108:80      109:1042    110:672    
       111:790     112:322     113:453     114:570     115:697     116:903    
       117:706     118:905     119:1207    120:282     121:700     122:1611   
       123:1012    124:1335    125:1394    128:245     129:181     130:164    
       131:581     132:115     133:21      134:215     135:54      136:213    
       137:139     138:288     139:133     140:496     141:291     142:391    
       143:419     144:483     145:63      146:472     147:226     148:686    
       149:262     150:152     151:193     152:446     153:177     154:6      
       155:388     156:207     157:362     158:146     159:465     160:323    
       161:205     162:336     163:177     164:508     165:383     166:539    
       167:433     168:741     169:148     170:866     171:84      172:1      
       173:1658    174:654     175:413     176:217     177:306     178:1033   
       180:1097    181:37      182:632     183:212     184:369     185:1      
       186:1468    187:670     188:931     189:861     190:5172    192:5945   
       193:5032    194:3553    195:3093    196:1260    197:176     198:3671   
       199:4143    200:5522    201:1641    202:8583    203:8563    204:4261   
       205:2380    206:2736    207:2830    208:4167    209:3549    210:2730   
       211:1559    212:2097    213:1774    214:781     215:75      216:4953   
       217:1607    218:556     219:339     220:1229    221:501     222:342    
       223:263    
      
      End of report