[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: Fri, 30 Sep 2011 11:44:26 +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:                              378950
          Prefixes after maximum aggregation:                          169772
          Deaggregation factor:                                          2.23
          Unique aggregates announced to Internet:                     180227
      Total ASes present in the Internet Routing Table:                 38950
          Prefixes per ASN:                                              9.73
      Origin-only ASes present in the Internet Routing Table:           32241
      Origin ASes announcing only one prefix:                           15483
      Transit ASes present in the Internet Routing Table:                5253
      Transit-only ASes present in the Internet Routing Table:            146
      Average AS path length visible in the Internet Routing Table:       4.2
          Max AS path length visible:                                      29
          Max AS path prepend of ASN (36992)                               22
      Prefixes from unregistered ASNs in the Routing Table:              4769
          Unregistered ASNs in the Routing Table:                         799
      Number of 32-bit ASNs allocated by the RIRs:                       1796
      Number of 32-bit ASNs visible in the Routing Table:                1456
      Prefixes from 32-bit ASNs in the Routing Table:                    3326
      Special use prefixes present in the Routing Table:                   82
      Prefixes being announced from unallocated address space:             99
      Number of addresses announced to Internet:                   2312792218
          Equivalent to 137 /8s, 218 /16s and 104 /24s
          Percentage of available address space announced:               62.4
          Percentage of allocated address space announced:               62.4
          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:      157567
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    92238
          Total APNIC prefixes after maximum aggregation:               29634
          APNIC Deaggregation factor:                                    3.11
      Prefixes being announced from the APNIC address blocks:           88808
          Unique aggregates announced from the APNIC address blocks:    36707
      APNIC Region origin ASes present in the Internet Routing Table:    4558
          APNIC Prefixes per ASN:                                       19.48
      APNIC Region origin ASes announcing only one prefix:               1265
      APNIC Region transit ASes present in the Internet Routing Table:    712
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:     90
      Number of APNIC addresses announced to Internet:              612331008
          Equivalent to 36 /8s, 127 /16s and 110 /24s
          Percentage of available APNIC address space announced:         77.7
      
      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:                    147404
          Total ARIN prefixes after maximum aggregation:                75985
          ARIN Deaggregation factor:                                     1.94
      Prefixes being announced from the ARIN address blocks:           119201
          Unique aggregates announced from the ARIN address blocks:     45299
      ARIN Region origin ASes present in the Internet Routing Table:    14709
          ARIN Prefixes per ASN:                                         8.10
      ARIN Region origin ASes announcing only one prefix:                5641
      ARIN Region transit ASes present in the Internet Routing Table:    1553
      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:               667516060
          Equivalent to 39 /8s, 201 /16s and 124 /24s
          Percentage of available ARIN address space announced:          53.0
      
      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:                     91782
          Total RIPE prefixes after maximum aggregation:                50554
          RIPE Deaggregation factor:                                     1.82
      Prefixes being announced from the RIPE address blocks:            83647
          Unique aggregates announced from the RIPE address blocks:     52936
      RIPE Region origin ASes present in the Internet Routing Table:    16014
          RIPE Prefixes per ASN:                                         5.22
      RIPE Region origin ASes announcing only one prefix:                7970
      RIPE Region transit ASes present in the Internet Routing Table:    2530
      Average RIPE Region AS path length visible:                         4.5
          Max RIPE Region AS path length visible:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1033
      Number of RIPE addresses announced to Internet:               474759628
          Equivalent to 28 /8s, 76 /16s and 65 /24s
          Percentage of available RIPE address space announced:          76.5
      
      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:                   35444
          Total LACNIC prefixes after maximum aggregation:               7906
          LACNIC Deaggregation factor:                                   4.48
      Prefixes being announced from the LACNIC address blocks:          34670
          Unique aggregates announced from the LACNIC address blocks:   18112
      LACNIC Region origin ASes present in the Internet Routing Table:   1527
          LACNIC Prefixes per ASN:                                      22.70
      LACNIC Region origin ASes announcing only one prefix:               450
      LACNIC Region transit ASes present in the Internet Routing Table:   275
      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:              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:                   8561
          Total AfriNIC prefixes after maximum aggregation:              2014
          AfriNIC Deaggregation factor:                                  4.25
      Prefixes being announced from the AfriNIC address blocks:          6617
          Unique aggregates announced from the AfriNIC address blocks:   1962
      AfriNIC Region origin ASes present in the Internet Routing Table:   491
          AfriNIC Prefixes per ASN:                                     13.48
      AfriNIC Region origin ASes announcing only one prefix:              157
      AfriNIC Region transit ASes present in the Internet Routing Table:  106
      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:             27684864
          Equivalent to 1 /8s, 166 /16s and 112 /24s
          Percentage of available AfriNIC address space announced:       41.3
      
      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     2012        519          33   PT TELEKOMUNIKASI INDONESIA
       4766     1944      11040         655   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     1184        346         190   Bharti Airtel Ltd.
       9829     1158        989          28   BSNL National Internet Backbo
       9583     1086         80         502   Sify Limited
       4808     1077       2105         309   CNCGROUP IP network: China169
      18101      952        166         143   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     3557       3817         225   bellsouth.net, inc. 
      18566     1915        366         239   Covad Communications 
       1785     1829        680         124   AppliedTheory Corporation 
       7029     1735       1018         220   Windstream Communications Inc
       4323     1624       1098         391   Time Warner Telecom
      20115     1595       1543         636   Charter Communications 
      22773     1456       2907         100   Cox Communications, Inc.
      30036     1406        261         670   Mediacom Communications Corp 
      19262     1394       4728         400   Verizon Global Networks 
       7018     1340       7051         874   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     1064        824         199   KPNQwest Backbone AS
       8402     1064        352          13   Corbina telecom
      34984      577        108         180   Tellcom Iletisim Hizmetleri
       6830      557       1873         332   UPC Distribution Services
      20940      542        182         418   Akamai Technologies European 
       9116      540        326          31   Goldenlines main autonomous s
       3292      529       2082         408   TDC Tele Danmark
       3320      501       8169         383   Deutsche Telekom AG
      12479      477        593           7   Uni2 Autonomous System
       8866      459        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     1444       2823         340   Uninet S.A. de C.V.
      28573     1351       1013          70   Types of queries are: POCs, o
       7303     1164        683         175   Telecom Argentina Stet-France
      14420      742         58          87   Types of queries are: POCs, o
       6503      586        450          70   AVANTEL, S.A. 
      22047      581        322          17   Types of queries are: POCs, o
      10481      548        430          20   Prima S.A. 
       3816      535        232          98   COLOMBIA TELECOMUNICACIONES S
      11172      519        101          93   Alestra
      
      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      663        445          11   TEDATA
      15475      450         74           8   Nile Online
      36992      293        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     3557       3817         225   bellsouth.net, inc. 
      17974     2012        519          33   PT TELEKOMUNIKASI INDONESIA
       4766     1944      11040         655   Korea Telecom (KIX)
      18566     1915        366         239   Covad Communications 
       1785     1829        680         124   AppliedTheory Corporation 
       7029     1735       1018         220   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      2012        1979      PT TELEKOMUNIKASI INDONESIA
       1785      1829        1705      AppliedTheory Corporation 
      18566      1915        1676      Covad Communications 
      10620      1681        1526      TVCABLE BOGOTA 
       7545      1604        1518      TPG Internet Pty Ltd
       7029      1735        1515      Windstream Communications Inc
       7552      1392        1385      Vietel Corporation
       4755      1539        1366      Videsh Sanchar Nigam Ltd. Aut
      22773      1456        1356      Cox Communications, Inc.
       4766      1944        1289      Korea Telecom (KIX)
      
      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     
      /13:464     /14:811     /15:1456    /16:12127   /17:6253    /18:10351   
      /19:20376   /20:28231   /21:27645   /22:37155   /23:35447   /24:196461  
      /25:73      /26:88      /27:117     /28:294     /29:104     /30:557     
      /31:73      /32:493     
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2194          3557      bellsouth.net, inc. 
      18566     1870          1915      Covad Communications 
      10620     1576          1681      TVCABLE BOGOTA 
       7029     1424          1735      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     1011          1064      Corbina telecom
      22773      945          1456      Cox Communications, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:380       2:315       4:19        5:1         6:3         8:357    
        12:1959     13:1        14:530      15:13       16:3        17:7      
        20:10       23:35       24:1693     27:962      31:556      32:149    
        33:4        34:2        36:4        38:751      40:108      41:2645   
        42:49       44:3        46:997      47:3        49:262      50:433    
        52:13       55:3        56:2        57:47       58:883      59:492    
        60:365      61:1179     62:1107     63:1959     64:4096     65:2309   
        66:4029     67:1987     68:1295     69:3306     70:859      71:377    
        72:1887     73:1        74:2506     75:361      76:349      77:881    
        78:815      79:490      80:1130     81:856      82:515      83:594    
        84:628      85:1118     86:417      87:884      88:358      89:1612   
        90:268      91:4150     92:535      93:1313     94:1293     95:933    
        96:443      97:277      98:933      99:37      101:209     103:327    
       106:70      107:55      108:79      109:1042    110:667     111:797    
       112:322     113:453     114:577     115:699     116:905     117:706    
       118:904     119:1213    120:334     121:701     122:1606    123:1012   
       124:1357    125:1395    128:245     129:181     130:166     131:580    
       132:115     133:21      134:215     135:54      136:213     137:139    
       138:288     139:134     140:496     141:291     142:391     143:416    
       144:488     145:64      146:473     147:226     148:694     149:262    
       150:153     151:193     152:446     153:177     154:6       155:386    
       156:207     157:362     158:150     159:465     160:323     161:205    
       162:336     163:177     164:508     165:405     166:538     167:436    
       168:737     169:148     170:863     171:84      172:1       173:1659   
       174:655     175:420     176:217     177:284     178:1031    180:1098   
       181:37      182:631     183:213     184:367     185:1       186:1398   
       187:677     188:929     189:843     190:5127    192:5948    193:5028   
       194:3556    195:3099    196:1260    197:176     198:3638    199:4147   
       200:5526    201:1642    202:8586    203:8491    204:4261    205:2380   
       206:2737    207:2837    208:4202    209:3549    210:2725    211:1464   
       212:2125    213:1786    214:784     215:74      216:4950    217:1615   
       218:566     219:339     220:1229    221:514     222:343     223:263    
      
      
      End of report