[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, 6 Oct 2012 04:51:50 +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 06 Oct, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              427627
          Prefixes after maximum aggregation:                          178902
          Deaggregation factor:                                          2.39
          Unique aggregates announced to Internet:                     210176
      Total ASes present in the Internet Routing Table:                 42285
          Prefixes per ASN:                                             10.11
      Origin-only ASes present in the Internet Routing Table:           33697
      Origin ASes announcing only one prefix:                           15772
      Transit ASes present in the Internet Routing Table:                5625
      Transit-only ASes present in the Internet Routing Table:            145
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      30
          Max AS path prepend of ASN ( 36992)                              22
      Prefixes from unregistered ASNs in the Routing Table:               789
          Unregistered ASNs in the Routing Table:                         291
      Number of 32-bit ASNs allocated by the RIRs:                       3352
      Number of 32-bit ASNs visible in the Routing Table:                2963
      Prefixes from 32-bit ASNs in the Routing Table:                    8030
      Special use prefixes present in the Routing Table:                   12
      Prefixes being announced from unallocated address space:            150
      Number of addresses announced to Internet:                   2604413548
          Equivalent to 155 /8s, 60 /16s and 50 /24s
          Percentage of available address space announced:               70.3
          Percentage of allocated address space announced:               70.3
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               93.7
      Total number of prefixes smaller than registry allocations:      149866
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   102911
          Total APNIC prefixes after maximum aggregation:               32526
          APNIC Deaggregation factor:                                    3.16
      Prefixes being announced from the APNIC address blocks:          103613
          Unique aggregates announced from the APNIC address blocks:    42879
      APNIC Region origin ASes present in the Internet Routing Table:    4770
          APNIC Prefixes per ASN:                                       21.72
      APNIC Region origin ASes announcing only one prefix:               1242
      APNIC Region transit ASes present in the Internet Routing Table:    777
      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:    323
      Number of APNIC addresses announced to Internet:              710790048
          Equivalent to 42 /8s, 93 /16s and 203 /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:                    154470
          Total ARIN prefixes after maximum aggregation:                78240
          ARIN Deaggregation factor:                                     1.97
      Prefixes being announced from the ARIN address blocks:           155372
          Unique aggregates announced from the ARIN address blocks:     69352
      ARIN Region origin ASes present in the Internet Routing Table:    15256
          ARIN Prefixes per ASN:                                        10.18
      ARIN Region origin ASes announcing only one prefix:                5767
      ARIN Region transit ASes present in the Internet Routing Table:    1596
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          22
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      17
      Number of ARIN addresses announced to Internet:              1086601856
          Equivalent to 64 /8s, 196 /16s and 58 /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:                    108678
          Total RIPE prefixes after maximum aggregation:                57231
          RIPE Deaggregation factor:                                     1.90
      Prefixes being announced from the RIPE address blocks:           111305
          Unique aggregates announced from the RIPE address blocks:     71705
      RIPE Region origin ASes present in the Internet Routing Table:    16893
          RIPE Prefixes per ASN:                                         6.59
      RIPE Region origin ASes announcing only one prefix:                8136
      RIPE Region transit ASes present in the Internet Routing Table:    2722
      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:    1925
      Number of RIPE addresses announced to Internet:               647652644
          Equivalent to 38 /8s, 154 /16s and 101 /24s
          Percentage of available RIPE address space announced:          94.2
      
      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:                   43672
          Total LACNIC prefixes after maximum aggregation:               8610
          LACNIC Deaggregation factor:                                   5.07
      Prefixes being announced from the LACNIC address blocks:          46973
          Unique aggregates announced from the LACNIC address blocks:   22575
      LACNIC Region origin ASes present in the Internet Routing Table:   1661
          LACNIC Prefixes per ASN:                                      28.28
      LACNIC Region origin ASes announcing only one prefix:               453
      LACNIC Region transit ASes present in the Internet Routing Table:   317
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   692
      Number of LACNIC addresses announced to Internet:             117172520
          Equivalent to 6 /8s, 251 /16s and 233 /24s
          Percentage of available LACNIC address space announced:        69.8
      
      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:                   9742
          Total AfriNIC prefixes after maximum aggregation:              2237
          AfriNIC Deaggregation factor:                                  4.35
      Prefixes being announced from the AfriNIC address blocks:         10214
          Unique aggregates announced from the AfriNIC address blocks:   3532
      AfriNIC Region origin ASes present in the Internet Routing Table:   563
          AfriNIC Prefixes per ASN:                                     18.14
      AfriNIC Region origin ASes announcing only one prefix:              174
      AfriNIC Region transit ASes present in the Internet Routing Table:  126
      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:             41908992
          Equivalent to 2 /8s, 127 /16s and 123 /24s
          Percentage of available AfriNIC address space announced:       41.6
      
      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     2972      11428         904   Korea Telecom (KIX)
      17974     2362        830          54   PT TELEKOMUNIKASI INDONESIA
       7545     1764        301          86   TPG Internet Pty Ltd
       4755     1626        387         163   TATA Communications formerly 
       9829     1396       1154          41   BSNL National Internet Backbo
       9583     1223         90         517   Sify Limited
       4808     1122       2046         317   CNCGROUP IP network: China169
       7552     1064       1062          11   Vietel Corporation
      24560     1034        385         162   Bharti Airtel Ltd., Telemedia
       9498     1018        310          74   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     3234       3728         174   bellsouth.net, inc. 
       7029     3166        990         161   Windstream Communications Inc
      18566     2084        382         180   Covad Communications 
       1785     1924        678         128   PaeTec Communications, Inc.
      22773     1903       2931         128   Cox Communications, Inc.
      20115     1656       1582         618   Charter Communications 
       4323     1577       1154         387   Time Warner Telecom
      30036     1349        270         757   Mediacom Communications Corp 
       7018     1267      10304         842   AT&T WorldNet Services
       7011     1205        329         699   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     1734        544          16   Corbina telecom
       2118     1399         97          14   EUnet/RELCOM Autonomous Syste
      12479      847        776          68   Uni2 Autonomous System
      34984      793        206         180   BILISIM TELEKOM
      31148      722         37           9   FreeNet ISP
       6830      721       2313         445   UPC Distribution Services
      20940      700        222         532   Akamai Technologies European 
      13188      698         92         147   Educational Network
      58113      631         70         366   LIR DATACENTER TELECOM SRL
       8551      576        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     2200        379         222   TVCABLE BOGOTA 
      28573     2122       1269          58   NET Servicos de Comunicao S.A
       8151     1594       3047         354   UniNet S.A. de C.V. 
       7303     1566       1035         202   Telecom Argentina Stet-France
       6503     1538        435          69   AVANTEL, S.A. 
      27947      724         74          91   Telconet S.A
       3816      643        309          70   Empresa Nacional de Telecomun
      11172      594        101          67   Servicios Alestra S.A de C.V 
      14420      589         87         101   CORPORACION NACIONAL DE TELEC
      22047      580        326          15   VTR PUNTO NET 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      891        275          36   LINKdotNET AS number
      36998      772         48           3   MOBITEL
       8452      714        958          13   TEDATA
       6713      517        650          19   Itissalat Al-MAGHRIB
      24835      269         80           8   RAYA Telecom - Egypt
       3741      267        906         225   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     3234       3728         174   bellsouth.net, inc. 
       7029     3166        990         161   Windstream Communications Inc
       4766     2972      11428         904   Korea Telecom (KIX)
      17974     2362        830          54   PT TELEKOMUNIKASI INDONESIA
      10620     2200        379         222   TVCABLE BOGOTA 
      28573     2122       1269          58   NET Servicos de Comunicao S.A
      18566     2084        382         180   Covad Communications 
       1785     1924        678         128   PaeTec Communications, Inc.
      22773     1903       2931         128   Cox Communications, Inc.
       7545     1764        301          86   TPG Internet Pty Ltd
      
      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      3166        3005      Windstream Communications Inc
      17974      2362        2308      PT TELEKOMUNIKASI INDONESIA
       4766      2972        2068      Korea Telecom (KIX)
      28573      2122        2064      NET Servicos de Comunicao S.A
      10620      2200        1978      TVCABLE BOGOTA 
      18566      2084        1904      Covad Communications 
       1785      1924        1796      PaeTec Communications, Inc.
      22773      1903        1775      Cox Communications, Inc.
       8402      1734        1718      Corbina telecom
       7545      1764        1678      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        12658       Dexterity Networks L
      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
      128.0.80.0/20        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
      128.0.170.0/24       24685     ISP Elencom autonomous system
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      14.192.0.0/22        45464     Room 201, TGU Bldg
      14.192.4.0/22        45464     Room 201, TGU Bldg
      14.192.8.0/22        45464     Room 201, TGU Bldg
      14.192.12.0/22       45464     Room 201, TGU Bldg
      14.192.16.0/22       45464     Room 201, TGU Bldg
      14.192.20.0/22       45464     Room 201, TGU Bldg
      14.192.24.0/22       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
      
      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      /12:241     
      /13:477     /14:846     /15:1541    /16:12439   /17:6488    /18:10864   
      /19:21105   /20:30363   /21:32352   /22:42772   /23:40053   /24:223715  
      /25:1354    /26:1670    /27:912     /28:181     /29:65      /30:17      
      /31:0       /32:24      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2649          3166      Windstream Communications Inc
      18566     2034          2084      Covad Communications 
       6389     1802          3234      bellsouth.net, inc. 
       8402     1448          1734      Corbina telecom
      30036     1281          1349      Mediacom Communications Corp 
      22773     1244          1903      Cox Communications, Inc.
      11492     1164          1201      Cable One 
       6503     1054          1538      AVANTEL, S.A. 
       1785     1016          1924      PaeTec Communications, Inc.
       7011      944          1205      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:627       2:711       3:1         4:13        5:553       6:3      
         8:467      12:1975     13:1        14:670      15:11       16:3      
        17:6        20:27       23:201      24:1784     27:1367     31:1022   
        32:54       33:2        34:2        36:7        37:838      38:829    
        39:2        40:133      41:2928     42:158      44:3        46:1612   
        47:2        49:459      50:593      52:12       54:22       55:8      
        56:3        57:27       58:988      59:542      60:238      61:1288   
        62:939      63:1997     64:4282     65:2234     66:4512     67:2107   
        68:1170     69:3222     70:986      71:514      72:1875     74:2600   
        75:484      76:305      77:967      78:977      79:469      80:1242   
        81:968      82:635      83:537      84:520      85:1159     86:486    
        87:929      88:364      89:1801     90:303      91:5235     92:593    
        93:1520     94:1623     95:1098     96:395      97:325      98:963    
        99:39      100:24      101:264     103:1631    105:512     106:120    
       107:199     108:466     109:1559    110:803     111:956     112:445    
       113:711     114:622     115:893     116:888     117:733     118:956    
       119:1226    120:341     121:688     122:1635    123:1165    124:1332   
       125:1281    128:562     129:192     130:282     131:635     132:303    
       133:22      134:251     135:62      136:220     137:239     138:338    
       139:171     140:498     141:282     142:490     143:385     144:490    
       145:85      146:518     147:276     148:748     149:326     150:160    
       151:195     152:451     153:178     154:20      155:422     156:225    
       157:374     158:258     159:660     160:345     161:410     162:366    
       163:191     164:698     165:425     166:526     167:554     168:987    
       169:127     170:911     171:149     172:7       173:1676    174:621    
       175:446     176:777     177:1258    178:1613    180:1344    181:149    
       182:1062    183:297     184:608     185:23      186:2187    187:1286   
       188:1718    189:1589    190:5805    192:6036    193:5729    194:4614   
       195:3660    196:1229    197:228     198:3829    199:5054    200:6002   
       201:1962    202:8658    203:8719    204:4400    205:2532    206:2766   
       207:2834    208:4045    209:3638    210:2848    211:1530    212:2013   
       213:1812    214:881     215:87      216:5125    217:1573    218:572    
       219:313     220:1250    221:534     222:337     223:415    
      
      End of report