[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, sanog at sanog dot org, pacnog at pacnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 20 Oct 2012 04:50:44 +1000 (EST)
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    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
      TRNOG, CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 20 Oct, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              428559
          Prefixes after maximum aggregation:                          179230
          Deaggregation factor:                                          2.39
          Unique aggregates announced to Internet:                     210798
      Total ASes present in the Internet Routing Table:                 42395
          Prefixes per ASN:                                             10.11
      Origin-only ASes present in the Internet Routing Table:           33734
      Origin ASes announcing only one prefix:                           15789
      Transit ASes present in the Internet Routing Table:                5646
      Transit-only ASes present in the Internet Routing Table:            141
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      40
          Max AS path prepend of ASN ( 22394)                              36
      Prefixes from unregistered ASNs in the Routing Table:               853
          Unregistered ASNs in the Routing Table:                         317
      Number of 32-bit ASNs allocated by the RIRs:                       3396
      Number of 32-bit ASNs visible in the Routing Table:                3015
      Prefixes from 32-bit ASNs in the Routing Table:                    8150
      Special use prefixes present in the Routing Table:                   13
      Prefixes being announced from unallocated address space:            159
      Number of addresses announced to Internet:                   2606837356
          Equivalent to 155 /8s, 97 /16s and 46 /24s
          Percentage of available address space announced:               70.4
          Percentage of allocated address space announced:               70.4
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               93.8
      Total number of prefixes smaller than registry allocations:      150124
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   103203
          Total APNIC prefixes after maximum aggregation:               32571
          APNIC Deaggregation factor:                                    3.17
      Prefixes being announced from the APNIC address blocks:          103964
          Unique aggregates announced from the APNIC address blocks:    43021
      APNIC Region origin ASes present in the Internet Routing Table:    4773
          APNIC Prefixes per ASN:                                       21.78
      APNIC Region origin ASes announcing only one prefix:               1245
      APNIC Region transit ASes present in the Internet Routing Table:    773
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         26
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    334
      Number of APNIC addresses announced to Internet:              711007648
          Equivalent to 42 /8s, 97 /16s and 29 /24s
          Percentage of available APNIC address space announced:         83.1
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 131072-133119
      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, 150/8, 153/8,
                             163/8, 171/8, 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:                    154687
          Total ARIN prefixes after maximum aggregation:                78240
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           155549
          Unique aggregates announced from the ARIN address blocks:     69508
      ARIN Region origin ASes present in the Internet Routing Table:    15279
          ARIN Prefixes per ASN:                                        10.18
      ARIN Region origin ASes announcing only one prefix:                5776
      ARIN Region transit ASes present in the Internet Routing Table:    1594
      Average ARIN Region AS path length visible:                         4.2
          Max ARIN Region AS path length visible:                          40
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      17
      Number of ARIN addresses announced to Internet:              1086895232
          Equivalent to 64 /8s, 200 /16s and 180 /24s
          Percentage of available ARIN address space announced:          57.5
      
      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, 128/8,
                             129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
                             137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
                             146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
                             157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
                             165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
                             173/8, 174/8, 184/8, 192/8, 198/8, 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:                    108941
          Total RIPE prefixes after maximum aggregation:                57423
          RIPE Deaggregation factor:                                     1.90
      Prefixes being announced from the RIPE address blocks:           111567
          Unique aggregates announced from the RIPE address blocks:     71809
      RIPE Region origin ASes present in the Internet Routing Table:    16909
          RIPE Prefixes per ASN:                                         6.60
      RIPE Region origin ASes announcing only one prefix:                8137
      RIPE Region transit ASes present in the Internet Routing Table:    2742
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          30
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1960
      Number of RIPE addresses announced to Internet:               648350500
          Equivalent to 38 /8s, 165 /16s and 11 /24s
          Percentage of available RIPE address space announced:          94.3
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             59392-61439, 196608-199679
      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,
                             141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                             193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   43966
          Total LACNIC prefixes after maximum aggregation:               8703
          LACNIC Deaggregation factor:                                   5.05
      Prefixes being announced from the LACNIC address blocks:          47340
          Unique aggregates announced from the LACNIC address blocks:   22764
      LACNIC Region origin ASes present in the Internet Routing Table:   1679
          LACNIC Prefixes per ASN:                                      28.20
      LACNIC Region origin ASes announcing only one prefix:               460
      LACNIC Region transit ASes present in the Internet Routing Table:   320
      Average LACNIC Region AS path length visible:                       4.6
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   698
      Number of LACNIC addresses announced to Internet:             117995816
          Equivalent to 7 /8s, 8 /16s and 121 /24s
          Percentage of available LACNIC address space announced:        70.3
      
      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,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   9492
          Total AfriNIC prefixes after maximum aggregation:              2239
          AfriNIC Deaggregation factor:                                  4.24
      Prefixes being announced from the AfriNIC address blocks:          9980
          Unique aggregates announced from the AfriNIC address blocks:   3557
      AfriNIC Region origin ASes present in the Internet Routing Table:   566
          AfriNIC Prefixes per ASN:                                     17.63
      AfriNIC Region origin ASes announcing only one prefix:              171
      AfriNIC Region transit ASes present in the Internet Routing Table:  128
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             42290432
          Equivalent to 2 /8s, 133 /16s and 77 /24s
          Percentage of available AfriNIC address space announced:       42.0
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2968      11430         899   Korea Telecom (KIX)
      17974     2366        830          54   PT TELEKOMUNIKASI INDONESIA
       7545     1775        301          87   TPG Internet Pty Ltd
       4755     1617        387         163   TATA Communications formerly 
       9829     1409       1154          41   BSNL National Internet Backbo
       9583     1199         89         512   Sify Limited
       4808     1112       2056         315   CNCGROUP IP network: China169
       7552     1090       1062          15   Vietel Corporation
      24560     1036        385         162   Bharti Airtel Ltd., Telemedia
       9498     1019        307          69   BHARTI Airtel Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3187       3726         166   bellsouth.net, inc. 
       7029     3136        990         162   Windstream Communications Inc
      18566     2084        382         180   Covad Communications 
       1785     1926        678         126   PaeTec Communications, Inc.
      22773     1907       2931         128   Cox Communications, Inc.
      20115     1660       1583         615   Charter Communications 
       4323     1590       1155         392   Time Warner Telecom
      30036     1353        269         748   Mediacom Communications Corp 
       7018     1270      10303         843   AT&T WorldNet Services
       7011     1220        333         690   Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8402     1783        544          16   Corbina telecom
       2118     1172         97          14   EUnet/RELCOM Autonomous Syste
      12479      851        776          64   Uni2 Autonomous System
      34984      813        207         189   BILISIM TELEKOM
      31148      725         37           9   FreeNet ISP
       6830      723       2313         445   UPC Distribution Services
      20940      706        223         548   Akamai Technologies European 
      13188      702         93         144   Educational Network
      58113      602         67         364   LIR DATACENTER TELECOM SRL
       8551      575        364          61   Bezeq International
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      10620     2194        378         227   TVCABLE BOGOTA 
      28573     2139       1277          60   NET Servicos de Comunicao S.A
       7303     1662       1131         203   Telecom Argentina Stet-France
       8151     1590       3028         355   UniNet S.A. de C.V. 
       6503     1539        435          69   AVANTEL, S.A. 
      27947      737         74          95   Telconet S.A
       3816      649        309          70   Empresa Nacional de Telecomun
      11172      596         85          66   Servicios Alestra S.A de C.V 
      14420      589         87         102   CORPORACION NACIONAL DE TELEC
       7738      586       1178          33   Telecomunicacoes da Bahia S.A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      24863      895        275          36   LINKdotNET AS number
      36998      672         48           3   MOBITEL
       8452      644        958          13   TEDATA
       6713      516        650          19   Itissalat Al-MAGHRIB
      24835      270         80           8   RAYA Telecom - Egypt
       3741      266        906         224   The Internet Solution 
      12258      194         28          66   Vodacom Internet Company 
      15706      192         32           6   Sudatel Internet Exchange Aut
      29975      191        667          21   Vodacom
      16637      172        682          85   MTN Network Solutions
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3187       3726         166   bellsouth.net, inc. 
       7029     3136        990         162   Windstream Communications Inc
       4766     2968      11430         899   Korea Telecom (KIX)
      17974     2366        830          54   PT TELEKOMUNIKASI INDONESIA
      10620     2194        378         227   TVCABLE BOGOTA 
      28573     2139       1277          60   NET Servicos de Comunicao S.A
      18566     2084        382         180   Covad Communications 
       1785     1926        678         126   PaeTec Communications, Inc.
      22773     1907       2931         128   Cox Communications, Inc.
       8402     1783        544          16   Corbina telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7029      3136        2974      Windstream Communications Inc
      17974      2366        2312      PT TELEKOMUNIKASI INDONESIA
      28573      2139        2079      NET Servicos de Comunicao S.A
       4766      2968        2069      Korea Telecom (KIX)
      10620      2194        1967      TVCABLE BOGOTA 
      18566      2084        1904      Covad Communications 
       1785      1926        1800      PaeTec Communications, Inc.
      22773      1907        1779      Cox Communications, Inc.
       8402      1783        1767      Corbina telecom
       7545      1775        1688      TPG Internet Pty Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      59505   UNALLOCATED  5.2.65.0/24          50673       Serverius AS
      59505   UNALLOCATED  5.2.66.0/24          50673       Serverius AS
      59414   UNALLOCATED  5.102.144.0/21       15576       Nextra backbone in D
      59395   UNALLOCATED  5.133.16.0/21         3549       Global Crossing 
      59407   UNALLOCATED  5.134.16.0/21        51167       Giga-Hosting GmbH
      59521   UNALLOCATED  5.134.192.0/21       29518       Labs2
      59441   UNALLOCATED  5.144.128.0/21       50810       Mobin Net Communicat
      59581   UNALLOCATED  5.149.8.0/21         25577       C4L main AS
      59457   UNALLOCATED  5.149.64.0/24        35567       DASTO semtel d.o.o.
      59457   UNALLOCATED  5.149.64.0/19        35567       DASTO semtel d.o.o.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.24.0/21        41794     Altline LLC
      128.0.64.0/22        49466     Declic Telecom SAS
      128.0.68.0/22        49466     Declic Telecom SAS
      128.0.72.0/21        23456     32-bit ASN transition
      128.0.80.0/20        52041     Timer LTD
      128.0.104.0/23       51848     FOP Gabidullina Ludmila Nikol
      128.0.128.0/20       29285     AMT closed joint-stock compan
      128.0.144.0/22       59675     >>UNKNOWN<<
      128.0.160.0/21       23456     32-bit ASN transition
      128.0.168.0/21       15772     W-NET Kiev
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      14.192.12.0/22       45464     Room 201, TGU Bldg
      14.192.16.0/22       45464     Room 201, TGU Bldg
      14.192.28.0/22       45464     Room 201, TGU Bldg
      27.112.114.0/24      23884     Proimage Engineering and Comm
      41.220.80.0/24       38925     DAC AS Germany
      41.220.81.0/24       38925     DAC AS Germany
      41.220.94.0/23       42235     Intra Data Communication
      41.222.80.0/21       37110     Moztel LDA
      41.223.108.0/22      36966     >>UNKNOWN<<
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:18       /9:14      /10:29      /11:87      /12:242     
      /13:478     /14:849     /15:1547    /16:12450   /17:6502    /18:10844   
      /19:21201   /20:30464   /21:32460   /22:42916   /23:40154   /24:224076  
      /25:1352    /26:1684    /27:907     /28:177     /29:66      /30:17      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2625          3136      Windstream Communications Inc
      18566     2034          2084      Covad Communications 
       6389     1792          3187      bellsouth.net, inc. 
       8402     1493          1783      Corbina telecom
      30036     1280          1353      Mediacom Communications Corp 
      22773     1247          1907      Cox Communications, Inc.
      11492     1148          1183      Cable One 
       6503     1054          1539      AVANTEL, S.A. 
       1785     1016          1926      PaeTec Communications, Inc.
       7011      956          1220      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:648       2:771       3:1         4:13        5:576       6:3      
         8:474      12:1982     13:1        14:669      15:11       16:3      
        17:6        20:27       23:211      24:1789     27:1369     31:1031   
        32:54       33:2        34:2        36:7        37:860      38:830    
        39:2        40:136      41:2757     42:158      44:3        46:1650   
        47:2        49:455      50:598      52:12       54:25       55:8      
        56:5        57:27       58:983      59:546      60:236      61:1294   
        62:940      63:2001     64:4281     65:2231     66:4529     67:2077   
        68:1153     69:3231     70:987      71:505      72:1868     74:2609   
        75:481      76:309      77:984      78:981      79:503      80:1233   
        81:970      82:623      83:542      84:521      85:1153     86:484    
        87:943      88:360      89:1804     90:304      91:5257     92:584    
        93:1465     94:1644     95:1143     96:396      97:325      98:973    
        99:39      100:32      101:269     103:1663    105:428     106:121    
       107:201     108:484     109:1586    110:805     111:972     112:435    
       113:727     114:629     115:891     116:895     117:755     118:945    
       119:1223    120:332     121:689     122:1698    123:1163    124:1340   
       125:1282    128:569     129:196     130:284     131:611     132:304    
       133:22      134:250     135:62      136:219     137:241     138:338    
       139:170     140:492     141:286     142:492     143:380     144:498    
       145:82      146:507     147:268     148:756     149:331     150:154    
       151:199     152:448     153:179     154:20      155:431     156:227    
       157:373     158:258     159:660     160:339     161:412     162:365    
       163:191     164:706     165:442     166:526     167:555     168:993    
       169:126     170:920     171:166     172:7       173:1657    174:616    
       175:453     176:766     177:1285    178:1611    180:1347    181:162    
       182:1106    183:314     184:608     185:28      186:2218    187:1334   
       188:1692    189:1599    190:5822    192:6050    193:5535    194:4595   
       195:3663    196:1230    197:244     198:3864    199:5098    200:5982   
       201:1969    202:8683    203:8719    204:4413    205:2530    206:2771   
       207:2804    208:4070    209:3627    210:2834    211:1535    212:2009   
       213:1851    214:897     215:87      216:5121    217:1570    218:572    
       219:314     220:1252    221:532     222:337     223:410    
      
      End of report