[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: Sun, 17 Jul 2011 11:21:10 +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:                              369705
          Prefixes after maximum aggregation:                          166640
          Deaggregation factor:                                          2.22
          Unique aggregates announced to Internet:                     180603
      Total ASes present in the Internet Routing Table:                 38228
          Prefixes per ASN:                                              9.67
      Origin-only ASes present in the Internet Routing Table:           31744
      Origin ASes announcing only one prefix:                           15219
      Transit ASes present in the Internet Routing Table:                5213
      Transit-only ASes present in the Internet Routing Table:            136
      Average AS path length visible in the Internet Routing Table:       4.2
          Max AS path length visible:                                      38
          Max AS path prepend of ASN (22394)                               27
      Prefixes from unregistered ASNs in the Routing Table:              3984
          Unregistered ASNs in the Routing Table:                         558
      Number of 32-bit ASNs allocated by the RIRs:                       1563
      Number of 32-bit ASNs visible in the Routing Table:                1271
      Prefixes from 32-bit ASNs in the Routing Table:                    2937
      Special use prefixes present in the Routing Table:                   78
      Prefixes being announced from unallocated address space:            125
      Number of addresses announced to Internet:                   2478846664
          Equivalent to 147 /8s, 192 /16s and 50 /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:               91.1
      Total number of prefixes smaller than registry allocations:      154006
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    88746
          Total APNIC prefixes after maximum aggregation:               29203
          APNIC Deaggregation factor:                                    3.04
      Prefixes being announced from the APNIC address blocks:           85458
          Unique aggregates announced from the APNIC address blocks:    37453
      APNIC Region origin ASes present in the Internet Routing Table:    4505
          APNIC Prefixes per ASN:                                       18.97
      APNIC Region origin ASes announcing only one prefix:               1268
      APNIC Region transit ASes present in the Internet Routing Table:    711
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         24
      Number of APNIC region 32-bit ASNs visible in the Routing Table:     61
      Number of APNIC addresses announced to Internet:              622205698
          Equivalent to 37 /8s, 22 /16s and 27 /24s
          Percentage of available APNIC address space announced:         78.9
      
      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,  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:                    145082
          Total ARIN prefixes after maximum aggregation:                74997
          ARIN Deaggregation factor:                                     1.93
      Prefixes being announced from the ARIN address blocks:           116644
          Unique aggregates announced from the ARIN address blocks:     46689
      ARIN Region origin ASes present in the Internet Routing Table:    14485
          ARIN Prefixes per ASN:                                         8.05
      ARIN Region origin ASes announcing only one prefix:                5522
      ARIN Region transit ASes present in the Internet Routing Table:    1513
      Average ARIN Region AS path length visible:                         3.9
          Max ARIN Region AS path length visible:                          31
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      13
      Number of ARIN addresses announced to Internet:               802493848
          Equivalent to 47 /8s, 213 /16s and 21 /24s
          Percentage of available ARIN address space announced:          63.8
      
      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:                     90043
          Total RIPE prefixes after maximum aggregation:                49610
          RIPE Deaggregation factor:                                     1.82
      Prefixes being announced from the RIPE address blocks:            82618
          Unique aggregates announced from the RIPE address blocks:     52708
      RIPE Region origin ASes present in the Internet Routing Table:    15833
          RIPE Prefixes per ASN:                                         5.22
      RIPE Region origin ASes announcing only one prefix:                7842
      RIPE Region transit ASes present in the Internet Routing Table:    2532
      Average RIPE Region AS path length visible:                         4.2
          Max RIPE Region AS path length visible:                          38
      Number of RIPE region 32-bit ASNs visible in the Routing Table:     927
      Number of RIPE addresses announced to Internet:               480191756
          Equivalent to 28 /8s, 159 /16s and 37 /24s
          Percentage of available RIPE address space announced:          77.4
      
      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:                   34207
          Total LACNIC prefixes after maximum aggregation:               7621
          LACNIC Deaggregation factor:                                   4.49
      Prefixes being announced from the LACNIC address blocks:          33325
          Unique aggregates announced from the LACNIC address blocks:   17064
      LACNIC Region origin ASes present in the Internet Routing Table:   1481
          LACNIC Prefixes per ASN:                                      22.50
      LACNIC Region origin ASes announcing only one prefix:               440
      LACNIC Region transit ASes present in the Internet Routing Table:   272
      Average LACNIC Region AS path length visible:                       4.5
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   266
      Number of LACNIC addresses announced to Internet:              86094600
          Equivalent to 5 /8s, 33 /16s and 179 /24s
          Percentage of available LACNIC address space announced:        57.0
      
      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:                   8407
          Total AfriNIC prefixes after maximum aggregation:              1970
          AfriNIC Deaggregation factor:                                  4.27
      Prefixes being announced from the AfriNIC address blocks:          6507
          Unique aggregates announced from the AfriNIC address blocks:   1985
      AfriNIC Region origin ASes present in the Internet Routing Table:   468
          AfriNIC Prefixes per ASN:                                     13.90
      AfriNIC Region origin ASes announcing only one prefix:              147
      AfriNIC Region transit ASes present in the Internet Routing Table:  105
      Average AfriNIC Region AS path length visible:                      4.3
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    4
      Number of AfriNIC addresses announced to Internet:             24368896
          Equivalent to 1 /8s, 115 /16s and 215 /24s
          Percentage of available AfriNIC address space announced:       36.3
      
      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
       4766     1914      11053         637   Korea Telecom (KIX)
       7545     1552        301          84   TPG Internet Pty Ltd
      17974     1539        456          45   PT TELEKOMUNIKASI INDONESIA
       4755     1502        375         167   Videsh Sanchar Nigam Ltd. Aut
       7552     1287       1064           7   Vietel Corporation
      24560     1155        336         187   Bharti Airtel Ltd.
       9829     1105        923          47   BSNL National Internet Backbo
       9583     1064         78         504   Sify Limited
       4808     1020       2059         288   CNCGROUP IP network: China169
      17488      981        187         106   Hathway IP Over Cable Interne
      
      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     3598       3818         241   bellsouth.net, inc. 
      18566     1957        372         223   Covad Communications 
       1785     1809        681         121   AppliedTheory Corporation 
       4323     1652       1098         400   Time Warner Telecom
      20115     1594       1534         627   Charter Communications 
      19262     1411       4744         391   Verizon Global Networks 
       7029     1380        991         212   Windstream Communications Inc
       7018     1375       7085         901   AT&T WorldNet Services
      22773     1351       2897          88   Cox Communications, Inc.
       2386     1261        521         907   AT&T Data Communications Serv
      
      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     1037        797         186   KPNQwest Backbone AS
       9116      540        326          31   Goldenlines main autonomous s
      34984      535        106         184   Tellcom Iletisim Hizmetleri
       3292      523       2078         403   TDC Tele Danmark
       6830      511       1780         315   UPC Distribution Services
      20940      461        131         356   Akamai Technologies European 
      12479      457        593           7   Uni2 Autonomous System
       8866      451        133          25   Bulgarian Telecommunication C
      29049      432         32          47   AzerSat LLC.
       3320      423       8151         369   Deutsche Telekom AG
      
      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     1557        286         164   TVCABLE BOGOTA 
       8151     1461       2728         357   Uninet S.A. de C.V.
      28573     1267        995          77   Types of queries are: POCs, o
       7303     1009        512         177   Telecom Argentina Stet-France
       6503      748        354          67   AVANTEL, S.A. 
      14420      690         55          84   Types of queries are: POCs, o
      22047      578        322          17   Types of queries are: POCs, o
      10481      548        430          20   Prima S.A. 
       3816      531        230          94   COLOMBIA TELECOMUNICACIONES S
      27947      521         54          48   Telconet S.A
      
      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      793        147          34   LINKdotNET AS number
       8452      781        445          11   TEDATA
      15475      513         74           8   Nile Online
      36992      313        415          14   Etisalat MISR
      16637      294        441          87   Johnnic e-Ventures 
       3741      261        937         223   The Internet Solution 
       6713      241        215          13   Itissalat Al-MAGHRIB
      33776      227         13           5   Starcomms Nigeria Limited
      24835      175         78          10   RAYA Telecom - Egypt
      29571      158         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     3598       3818         241   bellsouth.net, inc. 
      23456     2937        708        1576   >>UNKNOWN<<
      18566     1957        372         223   Covad Communications 
       4766     1914      11053         637   Korea Telecom (KIX)
       1785     1809        681         121   AppliedTheory Corporation 
       4323     1652       1098         400   Time Warner Telecom
      20115     1594       1534         627   Charter Communications 
      10620     1557        286         164   TVCABLE BOGOTA 
       7545     1552        301          84   TPG Internet Pty Ltd
      17974     1539        456          45   PT TELEKOMUNIKASI INDONESIA
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566      1957        1734      Covad Communications 
       1785      1809        1688      AppliedTheory Corporation 
      17974      1539        1494      PT TELEKOMUNIKASI INDONESIA
       7545      1552        1468      TPG Internet Pty Ltd
      10620      1557        1393      TVCABLE BOGOTA 
      23456      2937        1361      >>UNKNOWN<<
       4755      1502        1335      Videsh Sanchar Nigam Ltd. Aut
       7552      1287        1280      Vietel Corporation
       4766      1914        1277      Korea Telecom (KIX)
      22773      1351        1263      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        1239       Sprint 
      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        /8:20       /9:12      /10:26      /11:80      /12:232     
      /13:464     /14:801     /15:1424    /16:12126   /17:6135    /18:10119   
      /19:20032   /20:27219   /21:26779   /22:35314   /23:34303   /24:191605  
      /25:388     /26:354     /27:182     /28:366     /29:283     /30:703     
      /31:63      /32:675     
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2215          3598      bellsouth.net, inc. 
      18566     1907          1957      Covad Communications 
      10620     1452          1557      TVCABLE BOGOTA 
      23456     1442          2937      >>UNKNOWN<<
      11492     1095          1141      Cable One 
       7029     1068          1380      Windstream Communications Inc
       6478     1056          1085      AT&T Worldnet Services 
       7011     1056          1158      Citizens Utilities 
       1785     1053          1809      AppliedTheory Corporation 
        286      898          1037      KPNQwest Backbone AS
      
      Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:330       2:67        4:20        5:1         6:3         8:339    
        12:1970     13:1        14:488      15:15       16:3        17:5      
        20:10       23:14       24:1684     27:828      31:505      32:135    
        33:4        34:2        36:4        38:747      40:104      41:2564   
        42:32       44:3        46:1047     47:3        49:201      50:393    
        52:13       54:2        55:4        56:2        57:45       58:865    
        59:479      60:386      61:1126     62:1057     63:1952     64:4011   
        65:2301     66:3932     67:1907     68:1281     69:3156     70:801    
        71:386      72:1920     73:1        74:2462     75:329      76:348    
        77:925      78:717      79:479      80:1128     81:881      82:515    
        83:460      84:702      85:1083     86:543      87:784      88:342    
        89:1578     90:215      91:3975     92:523      93:1069     94:1369   
        95:914      96:416      97:260      98:927      99:37      101:77     
       103:145     106:11      107:22      108:79      109:1031    110:616    
       111:713     112:305     113:409     114:559     115:687     116:994    
       117:689     118:832     119:1167    120:313     121:694     122:1608   
       123:973     124:1303    125:1276    128:247     129:174     130:169    
       131:577     132:111     133:21      134:214     135:48      136:216    
       137:137     138:297     139:129     140:480     141:244     142:406    
       143:416     144:484     145:55      146:453     147:226     148:672    
       149:248     150:160     151:189     152:342     153:182     154:4      
       155:397     156:199     157:353     158:138     159:454     160:313    
       161:202     162:309     163:160     164:499     165:397     166:531    
       167:435     168:736     169:154     170:852     171:78      172:1      
       173:1617    174:611     175:379     176:143     177:175     178:1012   
       180:903     181:24      182:497     183:231     184:345     185:1      
       186:1284    187:736     188:895     189:946     190:4999    192:5932   
       193:5013    194:3586    195:3196    196:1249    197:43      198:3593   
       199:3979    200:5555    201:1492    202:8422    203:8443    204:4228   
       205:2350    206:2736    207:2820    208:4108    209:3539    210:2695   
       211:1456    212:2156    213:1806    214:761     215:68      216:4992   
       217:1661    218:545     219:355     220:1235    221:498     222:337    
       223:216    
      
      End of report