[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: Tue, 27 Sep 2011 11:42:53 +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:                              378191
          Prefixes after maximum aggregation:                          169400
          Deaggregation factor:                                          2.23
          Unique aggregates announced to Internet:                     185225
      Total ASes present in the Internet Routing Table:                 38883
          Prefixes per ASN:                                              9.73
      Origin-only ASes present in the Internet Routing Table:           32221
      Origin ASes announcing only one prefix:                           15484
      Transit ASes present in the Internet Routing Table:                5232
      Transit-only ASes present in the Internet Routing Table:            145
      Average AS path length visible in the Internet Routing Table:       4.1
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (36992)                               22
      Prefixes from unregistered ASNs in the Routing Table:              4679
          Unregistered ASNs in the Routing Table:                         784
      Number of 32-bit ASNs allocated by the RIRs:                       1771
      Number of 32-bit ASNs visible in the Routing Table:                1430
      Prefixes from 32-bit ASNs in the Routing Table:                    3286
      Special use prefixes present in the Routing Table:                   82
      Prefixes being announced from unallocated address space:             96
      Number of addresses announced to Internet:                   2481115286
          Equivalent to 147 /8s, 226 /16s and 208 /24s
          Percentage of available address space announced:               66.9
          Percentage of allocated address space announced:               66.9
          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:      157108
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    92036
          Total APNIC prefixes after maximum aggregation:               29579
          APNIC Deaggregation factor:                                    3.11
      Prefixes being announced from the APNIC address blocks:           88657
          Unique aggregates announced from the APNIC address blocks:    38155
      APNIC Region origin ASes present in the Internet Routing Table:    4549
          APNIC Prefixes per ASN:                                       19.49
      APNIC Region origin ASes announcing only one prefix:               1262
      APNIC Region transit ASes present in the Internet Routing Table:    716
      Average APNIC Region AS path length visible:                        4.3
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:     89
      Number of APNIC addresses announced to Internet:              628192768
          Equivalent to 37 /8s, 113 /16s and 118 /24s
          Percentage of available APNIC address space announced:         79.7
      
      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:                    147270
          Total ARIN prefixes after maximum aggregation:                75885
          ARIN Deaggregation factor:                                     1.94
      Prefixes being announced from the ARIN address blocks:           119053
          Unique aggregates announced from the ARIN address blocks:     47979
      ARIN Region origin ASes present in the Internet Routing Table:    14703
          ARIN Prefixes per ASN:                                         8.10
      ARIN Region origin ASes announcing only one prefix:                5654
      ARIN Region transit ASes present in the Internet Routing Table:    1548
      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:               805076636
          Equivalent to 47 /8s, 252 /16s and 126 /24s
          Percentage of available ARIN address space announced:          64.0
      
      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:                     91349
          Total RIPE prefixes after maximum aggregation:                50463
          RIPE Deaggregation factor:                                     1.81
      Prefixes being announced from the RIPE address blocks:            83265
          Unique aggregates announced from the RIPE address blocks:     54046
      RIPE Region origin ASes present in the Internet Routing Table:    15990
          RIPE Prefixes per ASN:                                         5.21
      RIPE Region origin ASes announcing only one prefix:                7963
      RIPE Region transit ASes present in the Internet Routing Table:    2522
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1014
      Number of RIPE addresses announced to Internet:               490158284
          Equivalent to 29 /8s, 55 /16s and 56 /24s
          Percentage of available RIPE address space announced:          79.0
      
      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:                   35523
          Total LACNIC prefixes after maximum aggregation:               7821
          LACNIC Deaggregation factor:                                   4.54
      Prefixes being announced from the LACNIC address blocks:          34731
          Unique aggregates announced from the LACNIC address blocks:   17914
      LACNIC Region origin ASes present in the Internet Routing Table:   1530
          LACNIC Prefixes per ASN:                                      22.70
      LACNIC Region origin ASes announcing only one prefix:               451
      LACNIC Region transit ASes present in the Internet Routing Table:   273
      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:   311
      Number of LACNIC addresses announced to Internet:              89335048
          Equivalent to 5 /8s, 83 /16s and 37 /24s
          Percentage of available LACNIC address space announced:        59.2
      
      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:                   8530
          Total AfriNIC prefixes after maximum aggregation:              2012
          AfriNIC Deaggregation factor:                                  4.24
      Prefixes being announced from the AfriNIC address blocks:          6605
          Unique aggregates announced from the AfriNIC address blocks:   2002
      AfriNIC Region origin ASes present in the Internet Routing Table:   488
          AfriNIC Prefixes per ASN:                                     13.53
      AfriNIC Region origin ASes announcing only one prefix:              154
      AfriNIC Region transit ASes present in the Internet Routing Table:  105
      Average AfriNIC Region AS path length visible:                      3.8
          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:             27394304
          Equivalent to 1 /8s, 162 /16s and 1 /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     2007        519          33   PT TELEKOMUNIKASI INDONESIA
       4766     1939      11056         650   Korea Telecom (KIX)
       7545     1604        303          86   TPG Internet Pty Ltd
       4755     1537        634         171   Videsh Sanchar Nigam Ltd. Aut
       7552     1392       1064           7   Vietel Corporation
      24560     1181        337         193   Bharti Airtel Ltd.
       9829     1159        989          28   BSNL National Internet Backbo
       4808     1091       2123         311   CNCGROUP IP network: China169
       9583     1086         80         502   Sify Limited
      18101      954        118         142   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     3561       3817         226   bellsouth.net, inc. 
      18566     1915        366         239   Covad Communications 
       1785     1827        680         124   AppliedTheory Corporation 
       7029     1724       1018         218   Windstream Communications Inc
       4323     1624       1098         391   Time Warner Telecom
      20115     1596       1543         633   Charter Communications 
      22773     1458       2907          99   Cox Communications, Inc.
      30036     1420        264         677   Mediacom Communications Corp 
      19262     1395       4728         400   Verizon Global Networks 
       7018     1335       7048         866   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
        286     1062        824         199   KPNQwest Backbone AS
       8402     1036        352          13   Corbina telecom
      34984      572        108         182   Tellcom Iletisim Hizmetleri
      20940      548        184         423   Akamai Technologies European 
       9116      540        326          31   Goldenlines main autonomous s
       6830      534       1813         325   UPC Distribution Services
       3292      528       2082         407   TDC Tele Danmark
       3320      493       8167         381   Deutsche Telekom AG
      12479      474        594           8   Uni2 Autonomous System
       8866      461        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     1661        307         160   TVCABLE BOGOTA 
       8151     1458       2815         350   Uninet S.A. de C.V.
      28573     1369       1013          70   Types of queries are: POCs, o
       7303     1162        681         173   Telecom Argentina Stet-France
      14420      736         58          88   Types of queries are: POCs, o
       6503      591        450          70   AVANTEL, S.A. 
      27947      584         56          75   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      812        147          43   LINKdotNET AS number
       8452      713        445          11   TEDATA
      15475      450         74           8   Nile Online
      36992      290        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      191         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     3561       3817         226   bellsouth.net, inc. 
      23456     3286        776        1777   >>UNKNOWN<<
      17974     2007        519          33   PT TELEKOMUNIKASI INDONESIA
       4766     1939      11056         650   Korea Telecom (KIX)
      18566     1915        366         239   Covad Communications 
       1785     1827        680         124   AppliedTheory Corporation 
       7029     1724       1018         218   Windstream Communications Inc
      10620     1661        307         160   TVCABLE BOGOTA 
       4323     1624       1098         391   Time Warner Telecom
       7545     1604        303          86   TPG Internet Pty Ltd
      
      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      2007        1974      PT TELEKOMUNIKASI INDONESIA
       1785      1827        1703      AppliedTheory Corporation 
      18566      1915        1676      Covad Communications 
       7545      1604        1518      TPG Internet Pty Ltd
      23456      3286        1509      >>UNKNOWN<<
       7029      1724        1506      Windstream Communications Inc
      10620      1661        1501      TVCABLE BOGOTA 
       7552      1392        1385      Vietel Corporation
       4755      1537        1366      Videsh Sanchar Nigam Ltd. Aut
      22773      1458        1359      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        1239       Sprint 
      26973   UNALLOCATED  12.39.155.0/24        1239       Sprint 
      26973   UNALLOCATED  12.39.159.0/24        1239       Sprint 
      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        /8:19       /9:12      /10:27      /11:81      /12:235     
      /13:464     /14:808     /15:1452    /16:12109   /17:6247    /18:10333   
      /19:20369   /20:28224   /21:27603   /22:36979   /23:35424   /24:196001  
      /25:74      /26:88      /27:122     /28:296     /29:102     /30:554     
      /31:73      /32:495     
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2197          3561      bellsouth.net, inc. 
      18566     1870          1915      Covad Communications 
      23456     1564          3286      #
      10620     1556          1661      TVCABLE BOGOTA 
       7029     1413          1724      Windstream Communications Inc
      30036     1377          1420      Mediacom Communications Corp 
      11492     1114          1152      Cable One 
       7011     1058          1183      Citizens Utilities 
       1785     1053          1827      AppliedTheory Corporation 
       8402      983          1036      Corbina telecom
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:384       2:315       4:19        5:1         6:3         8:353    
        12:1962     13:1        14:549      15:13       16:3        17:8      
        20:9        23:35       24:1690     27:944      31:542      32:149    
        33:4        34:2        36:4        38:748      40:108      41:2606   
        42:48       44:3        46:992      47:3        49:262      50:425    
        52:13       54:2        55:4        56:2        57:47       58:880    
        59:493      60:377      61:1180     62:1099     63:1963     64:4098   
        65:2309     66:4010     67:1991     68:1293     69:3309     70:860    
        71:377      72:1886     73:1        74:2512     75:361      76:349    
        77:875      78:814      79:492      80:1122     81:846      82:516    
        83:524      84:638      85:1087     86:417      87:879      88:357    
        89:1599     90:267      91:4116     92:533      93:1293     94:1294   
        95:924      96:439      97:276      98:947      99:37      101:210    
       103:316     106:85      107:53      108:81      109:1038    110:673    
       111:790     112:322     113:476     114:570     115:695     116:909    
       117:706     118:900     119:1211    120:334     121:699     122:1612   
       123:1013    124:1343    125:1395    128:245     129:181     130:166    
       131:583     132:124     133:21      134:216     135:54      136:213    
       137:137     138:288     139:131     140:494     141:288     142:391    
       143:408     144:487     145:61      146:472     147:226     148:693    
       149:257     150:152     151:191     152:445     153:177     154:6      
       155:395     156:205     157:360     158:145     159:463     160:324    
       161:205     162:340     163:176     164:507     165:402     166:536    
       167:434     168:747     169:147     170:862     171:83      172:1      
       173:1662    174:657     175:412     176:217     177:285     178:1028   
       180:1035    181:30      182:630     183:223     184:367     185:1      
       186:1466    187:670     188:925     189:851     190:5121    192:5938   
       193:5027    194:3547    195:3101    196:1253    197:176     198:3607   
       199:4141    200:5523    201:1639    202:8555    203:8501    204:4260   
       205:2370    206:2735    207:2832    208:4162    209:3542    210:2726   
       211:1464    212:2107    213:1784    214:775     215:75      216:4951   
       217:1611    218:566     219:344     220:1230    221:510     222:344    
       223:262    
      
      End of report