[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, 4 May 2013 04:33:43 +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 04 May, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              453510
          Prefixes after maximum aggregation:                          185040
          Deaggregation factor:                                          2.45
          Unique aggregates announced to Internet:                     223585
      Total ASes present in the Internet Routing Table:                 44001
          Prefixes per ASN:                                             10.31
      Origin-only ASes present in the Internet Routing Table:           34568
      Origin ASes announcing only one prefix:                           16101
      Transit ASes present in the Internet Routing Table:                5821
      Transit-only ASes present in the Internet Routing Table:            148
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      30
          Max AS path prepend of ASN ( 19037)                              22
      Prefixes from unregistered ASNs in the Routing Table:               317
          Unregistered ASNs in the Routing Table:                         133
      Number of 32-bit ASNs allocated by the RIRs:                       4753
      Number of 32-bit ASNs visible in the Routing Table:                3612
      Prefixes from 32-bit ASNs in the Routing Table:                   10306
      Special use prefixes present in the Routing Table:                   22
      Prefixes being announced from unallocated address space:            192
      Number of addresses announced to Internet:                   2616629196
          Equivalent to 155 /8s, 246 /16s and 151 /24s
          Percentage of available address space announced:               70.7
          Percentage of allocated address space announced:               70.7
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               94.4
      Total number of prefixes smaller than registry allocations:      160134
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   108607
          Total APNIC prefixes after maximum aggregation:               33426
          APNIC Deaggregation factor:                                    3.25
      Prefixes being announced from the APNIC address blocks:          109908
          Unique aggregates announced from the APNIC address blocks:    44627
      APNIC Region origin ASes present in the Internet Routing Table:    4840
          APNIC Prefixes per ASN:                                       22.71
      APNIC Region origin ASes announcing only one prefix:               1228
      APNIC Region transit ASes present in the Internet Routing Table:    818
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         30
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    516
      Number of APNIC addresses announced to Internet:              720862688
          Equivalent to 42 /8s, 247 /16s and 125 /24s
          Percentage of available APNIC address space announced:         84.2
      
      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:                    159060
          Total ARIN prefixes after maximum aggregation:                80079
          ARIN Deaggregation factor:                                     1.99
      Prefixes being announced from the ARIN address blocks:           159679
          Unique aggregates announced from the ARIN address blocks:     73184
      ARIN Region origin ASes present in the Internet Routing Table:    15672
          ARIN Prefixes per ASN:                                        10.19
      ARIN Region origin ASes announcing only one prefix:                5962
      ARIN Region transit ASes present in the Internet Routing Table:    1622
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      18
      Number of ARIN addresses announced to Internet:              1063469184
          Equivalent to 63 /8s, 99 /16s and 64 /24s
          Percentage of available ARIN address space announced:          56.3
      
      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:                    116889
          Total RIPE prefixes after maximum aggregation:                59658
          RIPE Deaggregation factor:                                     1.96
      Prefixes being announced from the RIPE address blocks:           120453
          Unique aggregates announced from the RIPE address blocks:     77565
      RIPE Region origin ASes present in the Internet Routing Table:    17160
          RIPE Prefixes per ASN:                                         7.02
      RIPE Region origin ASes announcing only one prefix:                8154
      RIPE Region transit ASes present in the Internet Routing Table:    2801
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2313
      Number of RIPE addresses announced to Internet:               657143652
          Equivalent to 39 /8s, 43 /16s and 55 /24s
          Percentage of available RIPE address space announced:          95.5
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             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:                   47736
          Total LACNIC prefixes after maximum aggregation:               9316
          LACNIC Deaggregation factor:                                   5.12
      Prefixes being announced from the LACNIC address blocks:          51868
          Unique aggregates announced from the LACNIC address blocks:   24181
      LACNIC Region origin ASes present in the Internet Routing Table:   1915
          LACNIC Prefixes per ASN:                                      27.09
      LACNIC Region origin ASes announcing only one prefix:               566
      LACNIC Region transit ASes present in the Internet Routing Table:   354
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        29
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   759
      Number of LACNIC addresses announced to Internet:             128404232
          Equivalent to 7 /8s, 167 /16s and 75 /24s
          Percentage of available LACNIC address space announced:        76.5
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-62463, 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:                  10828
          Total AfriNIC prefixes after maximum aggregation:              2521
          AfriNIC Deaggregation factor:                                  4.30
      Prefixes being announced from the AfriNIC address blocks:         11410
          Unique aggregates announced from the AfriNIC address blocks:   3851
      AfriNIC Region origin ASes present in the Internet Routing Table:   627
          AfriNIC Prefixes per ASN:                                     18.20
      AfriNIC Region origin ASes announcing only one prefix:              191
      AfriNIC Region transit ASes present in the Internet Routing Table:  135
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       18
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             46413568
          Equivalent to 2 /8s, 196 /16s and 55 /24s
          Percentage of available AfriNIC address space announced:       46.1
      
      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     2943      11557         920   Korea Telecom (KIX)
      17974     2512        839          90   PT TELEKOMUNIKASI INDONESIA
       7545     1897        320         109   TPG Internet Pty Ltd
       4755     1726        390         190   TATA Communications formerly 
       9829     1508       1205          40   BSNL National Internet Backbo
       9583     1285         98         533   Sify Limited
       7552     1175       1064          12   Vietel Corporation
       4808     1118       2113         328   CNCGROUP IP network: China169
       9498     1098        310          73   BHARTI Airtel Ltd.
      24560     1072        393         167   Bharti Airtel Ltd., Telemedia
      
      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     3022       3693          84   bellsouth.net, inc. 
       7029     2144       1265         211   Windstream Communications Inc
      18566     2067        382         184   Covad Communications 
       1785     1992        677         125   PaeTec Communications, Inc.
      22773     1971       2929         125   Cox Communications, Inc.
      20115     1670       1610         613   Charter Communications 
       4323     1608       1139         399   Time Warner Telecom
      30036     1335        297         653   Mediacom Communications Corp 
       7018     1313      10821         849   AT&T WorldNet Services
      11492     1240        228         330   Cable One 
      
      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     1753        544          16   Corbina telecom
       2118     1390         97          13   EUnet/RELCOM Autonomous Syste
      34984     1173        237         215   BILISIM TELEKOM
      12479      840        785          66   Uni2 Autonomous System
      13188      834         99          64   Educational Network
      20940      832        291         657   Akamai Technologies European 
      31148      794         41          21   FreeNet ISP
       6830      770       2376         443   UPC Distribution Services
       8551      753        369          50   Bezeq International
      34744      672        180          53   SC GVM SISTEM 2003 SRL
      
      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
      28573     2688       1470         108   NET Servicos de Comunicao S.A
      10620     2617        410         222   TVCABLE BOGOTA 
       7303     1689       1157         219   Telecom Argentina Stet-France
       8151     1239       2700         391   UniNet S.A. de C.V. 
       6503     1014        435          68   AVANTEL, S.A. 
      18881      914        780          19   Global Village Telecom 
      27947      817         88          95   Telconet S.A
      11830      716        364          14   Instituto Costarricense de El
       7738      698       1370          35   Telecomunicacoes da Bahia S.A
       3816      697        306          85   Empresa Nacional de Telecomun
      
      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
      36998     1237         80           4   MOBITEL
      24863      887        274          34   LINKdotNET AS number
       6713      542        617          25   Itissalat Al-MAGHRIB
       8452      458        956           9   TEDATA
      24835      344         80           8   RAYA Telecom - Egypt
       3741      262        906         220   The Internet Solution 
      15706      222         32           6   Sudatel Internet Exchange Aut
      12258      193         28          67   Vodacom Internet Company 
      29975      191        667          21   Vodacom
      36992      189        527          21   Etisalat MISR
      
      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     3022       3693          84   bellsouth.net, inc. 
       4766     2943      11557         920   Korea Telecom (KIX)
      28573     2688       1470         108   NET Servicos de Comunicao S.A
      10620     2617        410         222   TVCABLE BOGOTA 
      17974     2512        839          90   PT TELEKOMUNIKASI INDONESIA
       7029     2144       1265         211   Windstream Communications Inc
      18566     2067        382         184   Covad Communications 
       1785     1992        677         125   PaeTec Communications, Inc.
      22773     1971       2929         125   Cox Communications, Inc.
       7545     1897        320         109   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
      28573      2688        2580      NET Servicos de Comunicao S.A
      17974      2512        2422      PT TELEKOMUNIKASI INDONESIA
      10620      2617        2395      TVCABLE BOGOTA 
       4766      2943        2023      Korea Telecom (KIX)
       7029      2144        1933      Windstream Communications Inc
      18566      2067        1883      Covad Communications 
       1785      1992        1867      PaeTec Communications, Inc.
      22773      1971        1846      Cox Communications, Inc.
       7545      1897        1788      TPG Internet Pty Ltd
       8402      1753        1737      Corbina telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/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
      30031   UNALLOCATED  12.27.122.0/24        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
      17300   UNALLOCATED  12.45.103.0/24         209       Qwest 
      17300   UNALLOCATED  12.45.110.0/24         701       UUNET Technologies, 
      16476   UNALLOCATED  12.46.27.0/24         7018       AT&T WorldNet Servic
      14764   UNALLOCATED  12.108.237.0/24       7018       AT&T WorldNet Servic
      33649   UNALLOCATED  12.111.112.0/24      19029       New Edge Networks 
      26064   UNALLOCATED  12.149.37.0/24        7018       AT&T WorldNet Servic
      
      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
      128.0.16.0/21        43568     RIPE Network Coordination Cen
      128.0.24.0/21        41794     Altline LLC
      128.0.52.0/24        60906     NETOPIA SRL
      128.0.58.0/23         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.60.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.61.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.62.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.63.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.72.0/21        23456     32-bit ASN transition
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      41.222.80.0/21       37110     Moztel LDA
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      62.61.221.0/24       24974     Tachyon Europe BV - Wireless 
      64.185.224.0/24      27431     JTL Networks Inc.
      64.185.225.0/24      27431     JTL Networks Inc.
      64.185.226.0/24      27431     JTL Networks Inc.
      64.185.227.0/24      27431     JTL Networks Inc.
      64.185.228.0/24      27431     JTL Networks Inc.
      64.185.229.0/24      27431     JTL Networks Inc.
      64.185.230.0/24      27431     JTL Networks Inc.
      
      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        /8:16       /9:13      /10:29      /11:87      /12:250     
      /13:491     /14:887     /15:1567    /16:12692   /17:6631    /18:11109   
      /19:22112   /20:31995   /21:34054   /22:47248   /23:42085   /24:238107  
      /25:1366    /26:1757    /27:868     /28:43      /29:67      /30:18      
      /31:0       /32:18      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2018          2067      Covad Communications 
       6389     1729          3022      bellsouth.net, inc. 
       7029     1606          2144      Windstream Communications Inc
       8402     1457          1753      Corbina telecom
      22773     1281          1971      Cox Communications, Inc.
      36998     1231          1237      MOBITEL
      30036     1208          1335      Mediacom Communications Corp 
      11492     1199          1240      Cable One 
       1785     1061          1992      PaeTec Communications, Inc.
       6983     1007          1133      ITC^Deltacom 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:782       2:747       3:3         4:15        5:880       6:7      
         8:552      12:1919     13:3        14:777      15:11       16:3      
        17:9        20:18       23:274      24:1762     27:1503     31:1272   
        32:43       33:2        34:5        36:44       37:1818     38:869    
        39:2        40:172      41:2794     42:187      44:6        46:1888   
        47:2        49:630      50:684      52:12       54:32       55:8      
        57:26       58:1139     59:568      60:306      61:1391     62:1061   
        63:2040     64:4324     65:2173     66:4319     67:2051     68:1129   
        69:3250     70:873      71:536      72:1943     74:2548     75:410    
        76:292      77:1108     78:1052     79:581      80:1264     81:979    
        82:623      83:557      84:526      85:1167     86:462      87:979    
        88:539      89:1791     90:280      91:5497     92:633      93:1724   
        94:1855     95:1522     96:526      97:342      98:1051     99:41     
       100:30      101:320     103:2533    105:535     106:144     107:209    
       108:519     109:1842    110:871     111:1050    112:509     113:784    
       114:705     115:934     116:897     117:790     118:1056    119:1261   
       120:402     121:721     122:1771    123:1234    124:1351    125:1338   
       128:632     129:223     130:323     131:649     132:339     133:149    
       134:253     135:66      136:222     137:250     138:346     139:196    
       140:207     141:323     142:549     143:382     144:493     145:92     
       146:508     147:390     148:691     149:371     150:158     151:569    
       152:414     153:195     154:43      155:401     156:265     157:402    
       158:276     159:726     160:339     161:421     162:414     163:212    
       164:591     165:448     166:304     167:582     168:1027    169:133    
       170:1029    171:178     172:4       173:1604    174:586     175:464    
       176:1281    177:1949    178:1839    179:5       180:1411    181:420    
       182:1147    183:384     184:674     185:408     186:2322    187:1304   
       188:2045    189:1358    190:6319    192:6569    193:5842    194:4667   
       195:3456    196:1339    197:906     198:4409    199:5292    200:5928   
       201:2408    202:8844    203:8819    204:4515    205:2565    206:2835   
       207:2883    208:4055    209:3611    210:2942    211:1552    212:2063   
       213:1914    214:911     215:98      216:5250    217:1568    218:618    
       219:331     220:1276    221:555     222:319     223:443    
      
      End of report