[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 Jul 2013 04:33:35 +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 20 Jul, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              459588
          Prefixes after maximum aggregation:                          186889
          Deaggregation factor:                                          2.46
          Unique aggregates announced to Internet:                     228557
      Total ASes present in the Internet Routing Table:                 44556
          Prefixes per ASN:                                             10.31
      Origin-only ASes present in the Internet Routing Table:           34873
      Origin ASes announcing only one prefix:                           16201
      Transit ASes present in the Internet Routing Table:                5897
      Transit-only ASes present in the Internet Routing Table:            150
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      29
          Max AS path prepend of ASN ( 36992)                              22
      Prefixes from unregistered ASNs in the Routing Table:              3294
          Unregistered ASNs in the Routing Table:                        1332
      Number of 32-bit ASNs allocated by the RIRs:                       4887
      Number of 32-bit ASNs visible in the Routing Table:                3786
      Prefixes from 32-bit ASNs in the Routing Table:                   11394
      Special use prefixes present in the Routing Table:                   27
      Prefixes being announced from unallocated address space:            264
      Number of addresses announced to Internet:                   2630581868
          Equivalent to 156 /8s, 203 /16s and 126 /24s
          Percentage of available address space announced:               71.1
          Percentage of allocated address space announced:               71.1
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               94.7
      Total number of prefixes smaller than registry allocations:      160716
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   110373
          Total APNIC prefixes after maximum aggregation:               33801
          APNIC Deaggregation factor:                                    3.27
      Prefixes being announced from the APNIC address blocks:          112375
          Unique aggregates announced from the APNIC address blocks:    46225
      APNIC Region origin ASes present in the Internet Routing Table:    4855
          APNIC Prefixes per ASN:                                       23.15
      APNIC Region origin ASes announcing only one prefix:               1220
      APNIC Region transit ASes present in the Internet Routing Table:    826
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    605
      Number of APNIC addresses announced to Internet:              726149792
          Equivalent to 43 /8s, 72 /16s and 42 /24s
          Percentage of available APNIC address space announced:         84.9
      
      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:                    159451
          Total ARIN prefixes after maximum aggregation:                80739
          ARIN Deaggregation factor:                                     1.97
      Prefixes being announced from the ARIN address blocks:           160053
          Unique aggregates announced from the ARIN address blocks:     74115
      ARIN Region origin ASes present in the Internet Routing Table:    15795
          ARIN Prefixes per ASN:                                        10.13
      ARIN Region origin ASes announcing only one prefix:                6003
      ARIN Region transit ASes present in the Internet Routing Table:    1653
      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:      19
      Number of ARIN addresses announced to Internet:              1067944512
          Equivalent to 63 /8s, 167 /16s and 138 /24s
          Percentage of available ARIN address space announced:          56.5
      
      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, 62464-63487, 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:                    118451
          Total RIPE prefixes after maximum aggregation:                60254
          RIPE Deaggregation factor:                                     1.97
      Prefixes being announced from the RIPE address blocks:           121926
          Unique aggregates announced from the RIPE address blocks:     78676
      RIPE Region origin ASes present in the Internet Routing Table:    17315
          RIPE Prefixes per ASN:                                         7.04
      RIPE Region origin ASes announcing only one prefix:                8212
      RIPE Region transit ASes present in the Internet Routing Table:    2835
      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:    2376
      Number of RIPE addresses announced to Internet:               656323556
          Equivalent to 39 /8s, 30 /16s and 179 /24s
          Percentage of available RIPE address space announced:          95.4
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             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:                   48852
          Total LACNIC prefixes after maximum aggregation:               9509
          LACNIC Deaggregation factor:                                   5.14
      Prefixes being announced from the LACNIC address blocks:          53365
          Unique aggregates announced from the LACNIC address blocks:   25309
      LACNIC Region origin ASes present in the Internet Routing Table:   1985
          LACNIC Prefixes per ASN:                                      26.88
      LACNIC Region origin ASes announcing only one prefix:               580
      LACNIC Region transit ASes present in the Internet Routing Table:   363
      Average LACNIC Region AS path length visible:                       4.8
          Max LACNIC Region AS path length visible:                        29
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   780
      Number of LACNIC addresses announced to Internet:             133371048
          Equivalent to 7 /8s, 243 /16s and 20 /24s
          Percentage of available LACNIC address space announced:        79.5
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 262144-263679 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:                  10977
          Total AfriNIC prefixes after maximum aggregation:              2546
          AfriNIC Deaggregation factor:                                  4.31
      Prefixes being announced from the AfriNIC address blocks:         11605
          Unique aggregates announced from the AfriNIC address blocks:   3986
      AfriNIC Region origin ASes present in the Internet Routing Table:   643
          AfriNIC Prefixes per ASN:                                     18.05
      AfriNIC Region origin ASes announcing only one prefix:              186
      AfriNIC Region transit ASes present in the Internet Routing Table:  134
      Average AfriNIC Region AS path length visible:                      4.8
          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:             46422784
          Equivalent to 2 /8s, 196 /16s and 91 /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     2922      11560         918   Korea Telecom (KIX)
      17974     2589        871          92   PT TELEKOMUNIKASI INDONESIA
       7545     2030        320         108   TPG Internet Pty Ltd
       4755     1757        391         192   TATA Communications formerly 
       9829     1536       1220          44   BSNL National Internet Backbo
       9583     1221         92         505   Sify Limited
       4808     1171       2152         336   CNCGROUP IP network: China169
       9498     1161        309          71   BHARTI Airtel Ltd.
       7552     1159       1080          13   Vietel Corporation
      24560     1085        394         164   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     2986       3690          68   bellsouth.net, inc. 
      18566     2067        382         184   Covad Communications 
       1785     2001        678         126   PaeTec Communications, Inc.
      22773     1996       2927         124   Cox Communications, Inc.
      20115     1668       1622         620   Charter Communications 
       4323     1615       1118         404   Time Warner Telecom
        701     1531      11127         797   UUNET Technologies, Inc. 
      30036     1345        304         660   Mediacom Communications Corp 
       7018     1299      11035         822   AT&T WorldNet Services
      11492     1224        218         360   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     1579        544          16   Corbina telecom
       2118     1385         97          13   EUnet/RELCOM Autonomous Syste
      34984     1296        244         222   BILISIM TELEKOM
      31148      973         43          21   FreeNet ISP
      20940      927        319         728   Akamai Technologies European 
      13188      837         98          81   Educational Network
       6830      807       2376         442   UPC Distribution Services
       8551      780        370          45   Bezeq International
      12479      675        789          57   Uni2 Autonomous System
      34744      637        170          73   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     2933       1589         109   NET Servicos de Comunicao S.A
      10620     2653        419         229   TVCABLE BOGOTA 
       7303     1733       1155         222   Telecom Argentina Stet-France
       8151     1269       2751         385   UniNet S.A. de C.V. 
      18881     1165        844          20   Global Village Telecom 
      27947      829         94          91   Telconet S.A
       6503      819        434          63   AVANTEL, S.A. 
       3816      717        306          85   Empresa Nacional de Telecomun
       7738      698       1370          35   Telecomunicacoes da Bahia S.A
      11172      618         88          65   Servicios Alestra S.A de C.V 
      
      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     1253         80           4   MOBITEL
      24863      883        274          30   LINKdotNET AS number
       6713      542        617          25   Itissalat Al-MAGHRIB
       8452      438        956           9   TEDATA
      24835      332         80           8   RAYA Telecom - Egypt
       3741      259        922         218   The Internet Solution 
      29571      220         17          12   Ci Telecom Autonomous system 
      15706      219         32           6   Sudatel Internet Exchange Aut
      36992      206        527          23   Etisalat MISR
      12258      193         28          71   Vodacom Internet Company 
      
      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     2986       3690          68   bellsouth.net, inc. 
      28573     2933       1589         109   NET Servicos de Comunicao S.A
       4766     2922      11560         918   Korea Telecom (KIX)
      10620     2653        419         229   TVCABLE BOGOTA 
      17974     2589        871          92   PT TELEKOMUNIKASI INDONESIA
      18566     2067        382         184   Covad Communications 
       7545     2030        320         108   TPG Internet Pty Ltd
       1785     2001        678         126   PaeTec Communications, Inc.
      22773     1996       2927         124   Cox Communications, Inc.
       4755     1757        391         192   TATA Communications formerly 
      
      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      2933        2824      NET Servicos de Comunicao S.A
      17974      2589        2497      PT TELEKOMUNIKASI INDONESIA
      10620      2653        2424      TVCABLE BOGOTA 
       4766      2922        2004      Korea Telecom (KIX)
       7545      2030        1922      TPG Internet Pty Ltd
      18566      2067        1883      Covad Communications 
       1785      2001        1875      PaeTec Communications, Inc.
      22773      1996        1872      Cox Communications, Inc.
       4755      1757        1565      TATA Communications formerly 
       8402      1579        1563      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 
      30621   UNALLOCATED  12.151.74.0/23        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          2541     >>UNKNOWN<<
      128.0.16.0/21        43568     RIPE Network Coordination Cen
      128.0.24.0/21        41794     Altline LLC
      128.0.42.0/24        60619     >>UNKNOWN<<
      128.0.43.0/24        60619     >>UNKNOWN<<
      128.0.46.0/23        39743     Mobimax Telecom SRL
      128.0.53.0/24        60993     Totalsoft SA
      128.0.54.0/24        60972     Carpatair SA
      128.0.55.0/24        48571     SC efectRO SRL
      128.0.56.0/24        60996     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      5.200.128.0/17       59628     Telecommunications Company of
      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       /9:11      /10:30      /11:92      /12:251     
      /13:479     /14:905     /15:1604    /16:12704   /17:6645    /18:11085   
      /19:22460   /20:32118   /21:34588   /22:48452   /23:42430   /24:241814  
      /25:1289    /26:1629    /27:837     /28:43      /29:69      /30:19      
      /31:0       /32:18      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2018          2067      Covad Communications 
       6389     1715          2986      bellsouth.net, inc. 
      22773     1298          1996      Cox Communications, Inc.
       8402     1274          1579      Corbina telecom
      36998     1221          1253      MOBITEL
      30036     1212          1345      Mediacom Communications Corp 
      11492     1185          1224      Cable One 
       1785     1070          2001      PaeTec Communications, Inc.
       6983     1021          1148      ITC^Deltacom 
      10620      980          2653      TVCABLE BOGOTA 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:819       2:727       3:3         4:19        5:832       6:16     
         8:572      12:1920     13:2        14:864      15:11       16:3      
        17:10       20:17       23:296      24:1770     27:1499     31:1314   
        32:45       33:2        34:5        36:59       37:1886     38:884    
        39:2        40:175      41:2776     42:235      44:8        46:1954   
        47:2        49:671      50:775      52:12       54:34       55:8      
        57:26       58:1162     59:582      60:328      61:1420     62:1155   
        63:2015     64:4348     65:2148     66:4180     67:2014     68:1088   
        69:3278     70:796      71:489      72:1914     74:2481     75:324    
        76:307      77:1140     78:957      79:609      80:1290     81:1007   
        82:635      83:579      84:581      85:1206     86:465      87:1020   
        88:546      89:1812     90:150      91:5538     92:620      93:1770   
        94:1939     95:1688     96:520      97:343      98:1027     99:43     
       100:30      101:585     103:2963    105:519     106:139     107:208    
       108:516     109:1865    110:927     111:1069    112:550     113:819    
       114:698     115:1000    116:962     117:834     118:1131    119:1307   
       120:390     121:737     122:1808    123:1236    124:1376    125:1387   
       128:636     129:224     130:309     131:671     132:360     133:155    
       134:268     135:68      136:257     137:242     138:340     139:193    
       140:202     141:328     142:548     143:380     144:513     145:98     
       146:529     147:403     148:665     149:352     150:148     151:551    
       152:414     153:189     154:28      155:405     156:266     157:388    
       158:278     159:742     160:346     161:449     162:478     163:226    
       164:581     165:504     166:253     167:599     168:1030    169:128    
       170:1065    171:182     172:23      173:1595    174:544     175:494    
       176:1119    177:2122    178:1873    179:65      180:1473    181:549    
       182:1263    183:425     184:673     185:656     186:2327    187:1318   
       188:1909    189:1316    190:6745    192:6857    193:5859    194:4696   
       195:3544    196:1346    197:890     198:4541    199:5363    200:6007   
       201:2213    202:8840    203:8891    204:4504    205:2595    206:2866   
       207:2853    208:4013    209:3581    210:2913    211:1519    212:2200   
       213:2008    214:922     215:99      216:5255    217:1615    218:616    
       219:312     220:1276    221:556     222:321     223:440    
      
      End of report