[pacnog] 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: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 17 Nov 2012 04:52:35 +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 17 Nov, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              432112
          Prefixes after maximum aggregation:                          180096
          Deaggregation factor:                                          2.40
          Unique aggregates announced to Internet:                     212508
      Total ASes present in the Internet Routing Table:                 42597
          Prefixes per ASN:                                             10.14
      Origin-only ASes present in the Internet Routing Table:           33812
      Origin ASes announcing only one prefix:                           15821
      Transit ASes present in the Internet Routing Table:                5680
      Transit-only ASes present in the Internet Routing Table:            144
      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:              1034
          Unregistered ASNs in the Routing Table:                         371
      Number of 32-bit ASNs allocated by the RIRs:                       3490
      Number of 32-bit ASNs visible in the Routing Table:                3105
      Prefixes from 32-bit ASNs in the Routing Table:                    8459
      Special use prefixes present in the Routing Table:                   15
      Prefixes being announced from unallocated address space:            153
      Number of addresses announced to Internet:                   2612770316
          Equivalent to 155 /8s, 187 /16s and 182 /24s
          Percentage of available address space announced:               70.6
          Percentage of allocated address space announced:               70.6
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               93.9
      Total number of prefixes smaller than registry allocations:      151794
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   104545
          Total APNIC prefixes after maximum aggregation:               32647
          APNIC Deaggregation factor:                                    3.20
      Prefixes being announced from the APNIC address blocks:          105377
          Unique aggregates announced from the APNIC address blocks:    43227
      APNIC Region origin ASes present in the Internet Routing Table:    4784
          APNIC Prefixes per ASN:                                       22.03
      APNIC Region origin ASes announcing only one prefix:               1241
      APNIC Region transit ASes present in the Internet Routing Table:    783
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         26
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    361
      Number of APNIC addresses announced to Internet:              713916352
          Equivalent to 42 /8s, 141 /16s and 127 /24s
          Percentage of available APNIC address space announced:         83.4
      
      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:                    155346
          Total ARIN prefixes after maximum aggregation:                78462
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           156129
          Unique aggregates announced from the ARIN address blocks:     69965
      ARIN Region origin ASes present in the Internet Routing Table:    15295
          ARIN Prefixes per ASN:                                        10.21
      ARIN Region origin ASes announcing only one prefix:                5768
      ARIN Region transit ASes present in the Internet Routing Table:    1595
      Average ARIN Region AS path length visible:                         4.1
          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:              1087292032
          Equivalent to 64 /8s, 206 /16s and 194 /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:                    109952
          Total RIPE prefixes after maximum aggregation:                57875
          RIPE Deaggregation factor:                                     1.90
      Prefixes being announced from the RIPE address blocks:           112735
          Unique aggregates announced from the RIPE address blocks:     72764
      RIPE Region origin ASes present in the Internet Routing Table:    16963
          RIPE Prefixes per ASN:                                         6.65
      RIPE Region origin ASes announcing only one prefix:                8151
      RIPE Region transit ASes present in the Internet Routing Table:    2751
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          28
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2009
      Number of RIPE addresses announced to Internet:               648665508
          Equivalent to 38 /8s, 169 /16s and 217 /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:                   44335
          Total LACNIC prefixes after maximum aggregation:               8783
          LACNIC Deaggregation factor:                                   5.05
      Prefixes being announced from the LACNIC address blocks:          47843
          Unique aggregates announced from the LACNIC address blocks:   22811
      LACNIC Region origin ASes present in the Internet Routing Table:   1708
          LACNIC Prefixes per ASN:                                      28.01
      LACNIC Region origin ASes announcing only one prefix:               487
      LACNIC Region transit ASes present in the Internet Routing Table:   328
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   712
      Number of LACNIC addresses announced to Internet:             119477800
          Equivalent to 7 /8s, 31 /16s and 22 /24s
          Percentage of available LACNIC address space announced:        71.2
      
      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,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   9357
          Total AfriNIC prefixes after maximum aggregation:              2275
          AfriNIC Deaggregation factor:                                  4.11
      Prefixes being announced from the AfriNIC address blocks:          9875
          Unique aggregates announced from the AfriNIC address blocks:   3607
      AfriNIC Region origin ASes present in the Internet Routing Table:   565
          AfriNIC Prefixes per ASN:                                     17.48
      AfriNIC Region origin ASes announcing only one prefix:              174
      AfriNIC Region transit ASes present in the Internet Routing Table:  127
      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:             43110912
          Equivalent to 2 /8s, 145 /16s and 210 /24s
          Percentage of available AfriNIC address space announced:       42.8
      
      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     2958      11557         898   Korea Telecom (KIX)
      17974     2421        826          46   PT TELEKOMUNIKASI INDONESIA
       7545     1789        301          87   TPG Internet Pty Ltd
       4755     1614        375         159   TATA Communications formerly 
       9829     1411       1155          42   BSNL National Internet Backbo
       9583     1217         92         529   Sify Limited
       7552     1141       1062          11   Vietel Corporation
       4808     1111       2056         315   CNCGROUP IP network: China169
      24560     1040        385         165   Bharti Airtel Ltd., Telemedia
       9498     1021        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
       7029     3204        992         191   Windstream Communications Inc
       6389     3157       3721         155   bellsouth.net, inc. 
      18566     2084        382         180   Covad Communications 
      22773     1942       2931         129   Cox Communications, Inc.
       1785     1931        678         126   PaeTec Communications, Inc.
      20115     1680       1601         634   Charter Communications 
       4323     1586       1153         392   Time Warner Telecom
      30036     1363        284         766   Mediacom Communications Corp 
       7018     1279      10276         855   AT&T WorldNet Services
       7011     1222        334         692   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     1725        544          16   Corbina telecom
      12479      854        777          64   Uni2 Autonomous System
      34984      840        210         207   BILISIM TELEKOM
      31148      731         37           9   FreeNet ISP
      13188      726         93         130   Educational Network
      20940      713        230         552   Akamai Technologies European 
       6830      712       2313         435   UPC Distribution Services
       2118      691         97          14   EUnet/RELCOM Autonomous Syste
      58113      602         67         365   LIR DATACENTER TELECOM SRL
       8551      595        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     2251        384         208   TVCABLE BOGOTA 
      28573     2177       1285          65   NET Servicos de Comunicao S.A
       7303     1668       1138         201   Telecom Argentina Stet-France
       8151     1603       3044         356   UniNet S.A. de C.V. 
       6503     1538        435          67   AVANTEL, S.A. 
      27947      748         77          92   Telconet S.A
       3816      655        309          69   Empresa Nacional de Telecomun
      11172      592         85          68   Servicios Alestra S.A de C.V 
      18881      587        716          18   Global Village Telecom 
      22047      579        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      864        274          36   LINKdotNET AS number
      36998      606         48           3   MOBITEL
       8452      533        958          13   TEDATA
       6713      516        650          19   Itissalat Al-MAGHRIB
      24835      289         80           8   RAYA Telecom - Egypt
       3741      268        906         225   The Internet Solution 
      12258      194         28          66   Vodacom Internet Company 
      15706      191         32           6   Sudatel Internet Exchange Aut
      29975      191        667          21   Vodacom
      16637      181        697          88   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
       7029     3204        992         191   Windstream Communications Inc
       6389     3157       3721         155   bellsouth.net, inc. 
       4766     2958      11557         898   Korea Telecom (KIX)
      17974     2421        826          46   PT TELEKOMUNIKASI INDONESIA
      10620     2251        384         208   TVCABLE BOGOTA 
      28573     2177       1285          65   NET Servicos de Comunicao S.A
      18566     2084        382         180   Covad Communications 
      22773     1942       2931         129   Cox Communications, Inc.
       1785     1931        678         126   PaeTec Communications, Inc.
       7545     1789        301          87   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
       6389      3157        3002      bellsouth.net, inc. 
      17974      2421        2375      PT TELEKOMUNIKASI INDONESIA
      28573      2177        2112      NET Servicos de Comunicao S.A
       4766      2958        2060      Korea Telecom (KIX)
      10620      2251        2043      TVCABLE BOGOTA 
      18566      2084        1904      Covad Communications 
      22773      1942        1813      Cox Communications, Inc.
       1785      1931        1805      PaeTec Communications, Inc.
       8402      1725        1709      Corbina telecom
       7545      1789        1702      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
      59530   UNALLOCATED  5.8.182.0/24         31261       GARS Telecom
      61408   UNALLOCATED  5.56.0.0/21            174       Cogent Communication
      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
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.0.0/24          2876     Jump Management SRL
      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
      128.0.106.0/24       23456     32-bit ASN transition
      128.0.128.0/20       29285     AMT closed joint-stock compan
      128.0.144.0/22       59675     >>UNKNOWN<<
      
      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
      41.220.94.0/23       42235     Intra Data Communication
      
      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       /9:13      /10:29      /11:88      /12:243     
      /13:479     /14:851     /15:1553    /16:12442   /17:6539    /18:10892   
      /19:21349   /20:30749   /21:32827   /22:43338   /23:40503   /24:225937  
      /25:1357    /26:1696    /27:910     /28:179     /29:79      /30:17      
      /31:0       /32:24      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2643          3204      Windstream Communications Inc
      18566     2034          2084      Covad Communications 
       6389     1783          3157      bellsouth.net, inc. 
       8402     1441          1725      Corbina telecom
      30036     1279          1363      Mediacom Communications Corp 
      22773     1272          1942      Cox Communications, Inc.
      11492     1145          1180      Cable One 
       6503     1054          1538      AVANTEL, S.A. 
       1785     1016          1931      PaeTec Communications, Inc.
       7011      957          1222      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:644       2:771       3:1         4:13        5:677       6:3      
         8:481      12:1956     13:3        14:695      15:11       16:3      
        17:6        20:27       23:213      24:1778     27:1409     31:1276   
        32:54       33:2        34:2        36:5        37:949      38:842    
        39:2        40:139      41:2567     42:179      44:3        46:1657   
        47:2        49:498      50:606      52:12       54:27       55:3      
        56:1        57:28       58:1059     59:541      60:237      61:1290   
        62:924      63:2018     64:4339     65:2201     66:4515     67:2103   
        68:1164     69:3228     70:933      71:556      72:1895     74:2615   
        75:483      76:293      77:990      78:1004     79:505      80:1225   
        81:981      82:619      83:540      84:520      85:1156     86:516    
        87:958      88:360      89:1753     90:305      91:5327     92:586    
        93:1467     94:1795     95:1413     96:412      97:323      98:961    
        99:40      100:31      101:292     103:1798    105:409     106:119    
       107:203     108:479     109:1642    110:832     111:976     112:436    
       113:734     114:674     115:880     116:888     117:759     118:959    
       119:1242    120:363     121:672     122:1729    123:1169    124:1334   
       125:1285    128:563     129:201     130:292     131:667     132:315    
       133:143     134:256     135:62      136:218     137:238     138:339    
       139:174     140:505     141:292     142:496     143:373     144:491    
       145:83      146:528     147:268     148:737     149:328     150:153    
       151:215     152:450     153:183     154:21      155:429     156:229    
       157:370     158:281     159:670     160:337     161:414     162:370    
       163:191     164:581     165:447     166:480     167:561     168:973    
       169:130     170:922     171:154     172:7       173:1697    174:636    
       175:453     176:730     177:1430    178:1662    180:1383    181:170    
       182:1098    183:301     184:631     185:68      186:2095    187:1412   
       188:1754    189:1619    190:5802    192:6056    193:5411    194:4288   
       195:3672    196:1239    197:263     198:3939    199:5095    200:6006   
       201:1975    202:8791    203:8704    204:4426    205:2542    206:2765   
       207:2805    208:4071    209:3610    210:2885    211:1530    212:2152   
       213:1869    214:896     215:75      216:5188    217:1580    218:577    
       219:312     220:1259    221:531     222:337     223:410    
      
      End of report