[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, 12 Apr 2014 04:11:52 +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 12 Apr, 2014
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              490753
          Prefixes after maximum aggregation:                          193016
          Deaggregation factor:                                          2.54
          Unique aggregates announced to Internet:                     242489
      Total ASes present in the Internet Routing Table:                 46574
          Prefixes per ASN:                                             10.54
      Origin-only ASes present in the Internet Routing Table:           35707
      Origin ASes announcing only one prefix:                           16364
      Transit ASes present in the Internet Routing Table:                6067
      Transit-only ASes present in the Internet Routing Table:            173
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      53
          Max AS path prepend of ASN ( 50404)                              51
      Prefixes from unregistered ASNs in the Routing Table:              1855
          Unregistered ASNs in the Routing Table:                         471
      Number of 32-bit ASNs allocated by the RIRs:                       6366
      Number of 32-bit ASNs visible in the Routing Table:                4800
      Prefixes from 32-bit ASNs in the Routing Table:                   15763
      Number of bogon 32-bit ASNs visible in the Routing Table:            95
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            493
      Number of addresses announced to Internet:                   2667159300
          Equivalent to 158 /8s, 249 /16s and 159 /24s
          Percentage of available address space announced:               72.0
          Percentage of allocated address space announced:               72.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               96.1
      Total number of prefixes smaller than registry allocations:      171113
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   116260
          Total APNIC prefixes after maximum aggregation:               34801
          APNIC Deaggregation factor:                                    3.34
      Prefixes being announced from the APNIC address blocks:          119063
          Unique aggregates announced from the APNIC address blocks:    49824
      APNIC Region origin ASes present in the Internet Routing Table:    4911
          APNIC Prefixes per ASN:                                       24.24
      APNIC Region origin ASes announcing only one prefix:               1222
      APNIC Region transit ASes present in the Internet Routing Table:    859
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         25
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    906
      Number of APNIC addresses announced to Internet:              729825408
          Equivalent to 43 /8s, 128 /16s and 64 /24s
          Percentage of available APNIC address space announced:         85.3
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-63999, 131072-133631
      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:                    167314
          Total ARIN prefixes after maximum aggregation:                82965
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           168705
          Unique aggregates announced from the ARIN address blocks:     78477
      ARIN Region origin ASes present in the Internet Routing Table:    16199
          ARIN Prefixes per ASN:                                        10.41
      ARIN Region origin ASes announcing only one prefix:                6096
      ARIN Region transit ASes present in the Internet Routing Table:    1676
      Average ARIN Region AS path length visible:                         4.0
          Max ARIN Region AS path length visible:                          20
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      84
      Number of ARIN addresses announced to Internet:              1068639616
          Equivalent to 63 /8s, 178 /16s and 37 /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:                    123278
          Total RIPE prefixes after maximum aggregation:                62465
          RIPE Deaggregation factor:                                     1.97
      Prefixes being announced from the RIPE address blocks:           127543
          Unique aggregates announced from the RIPE address blocks:     81103
      RIPE Region origin ASes present in the Internet Routing Table:    17665
          RIPE Prefixes per ASN:                                         7.22
      RIPE Region origin ASes announcing only one prefix:                8294
      RIPE Region transit ASes present in the Internet Routing Table:    2864
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          53
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2686
      Number of RIPE addresses announced to Internet:               657604740
          Equivalent to 39 /8s, 50 /16s and 64 /24s
          Percentage of available RIPE address space announced:          95.6
      
      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, 61952-62463, 196608-202239
      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:                   55643
          Total LACNIC prefixes after maximum aggregation:              10081
          LACNIC Deaggregation factor:                                   5.52
      Prefixes being announced from the LACNIC address blocks:          61878
          Unique aggregates announced from the LACNIC address blocks:   28388
      LACNIC Region origin ASes present in the Internet Routing Table:   2085
          LACNIC Prefixes per ASN:                                      29.68
      LACNIC Region origin ASes announcing only one prefix:               551
      LACNIC Region transit ASes present in the Internet Routing Table:   434
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        26
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1102
      Number of LACNIC addresses announced to Internet:             157533312
          Equivalent to 9 /8s, 99 /16s and 196 /24s
          Percentage of available LACNIC address space announced:        93.9
      
      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:                  12389
          Total AfriNIC prefixes after maximum aggregation:              2666
          AfriNIC Deaggregation factor:                                  4.65
      Prefixes being announced from the AfriNIC address blocks:         13071
          Unique aggregates announced from the AfriNIC address blocks:   4272
      AfriNIC Region origin ASes present in the Internet Routing Table:   715
          AfriNIC Prefixes per ASN:                                     18.28
      AfriNIC Region origin ASes announcing only one prefix:              201
      AfriNIC Region transit ASes present in the Internet Routing Table:  151
      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:   22
      Number of AfriNIC addresses announced to Internet:             53141504
          Equivalent to 3 /8s, 42 /16s and 224 /24s
          Percentage of available AfriNIC address space announced:       52.8
      
      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     2919      11589         898   Korea Telecom
      17974     2780        903          78   PT Telekomunikasi Indonesia
       7545     2216        320         115   TPG Telecom Limited
       4755     1843        396         197   TATA Communications formerly 
       9829     1622       1288          35   National Internet Backbone
       4808     1366       2226         386   CNCGROUP IP network China169 
       9583     1317        102         534   Sify Limited
       9498     1245        310          75   BHARTI Airtel Ltd.
       7552     1223       1082          13   Viettel Corporation
      24560     1123        384         177   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     2997       3688          53   BellSouth.net Inc.
      22773     2411       2938         137   Cox Communications Inc.
       1785     2192        697         130   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      20115     1702       1683         581   Charter Communications
       4323     1635       1074         416   tw telecom holdings, inc.
        701     1480      11156         751   MCI Communications Services, 
      30036     1395        301         545   Mediacom Communications Corp
      22561     1309        402         232   CenturyTel Internet Holdings,
       7018     1268      18243         831   AT&T Services, Inc.
      
      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     1649        544          16   OJSC "Vimpelcom"
      34984     1555        263         278   TELLCOM ILETISIM HIZMETLERI A
      20940     1294        495         981   Akamai International B.V.
      31148     1017         45          21   Freenet Ltd.
      13188      945         94         109   TOV "Bank-Inform"
       8551      927        370          41   Bezeq International-Ltd
       6849      830        360          30   JSC "Ukrtelecom"
       6830      763       2329         426   Liberty Global Operations B.V
      12479      718        797          56   France Telecom Espana SA
      35228      553        245          17   Telefonica UK Limited
      
      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     3662       1948          97   NET Serviços de Comunicação S
      10620     2820        454         211   Telmex Colombia S.A.
      18881     1922        972          21   Global Village Telecom
       7303     1753       1173         229   Telecom Argentina S.A.
       8151     1398       2940         404   Uninet S.A. de C.V.
       6503     1154        434          60   Axtel, S.A.B. de C.V.
       7738      914       1754          40   Telemar Norte Leste S.A.
      27947      863        114          50   Telconet S.A
      11830      845        364          15   Instituto Costarricense de El
       3816      795        321         133   COLOMBIA TELECOMUNICACIONES S
      
      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     1637        240           6   Sudanese Mobile Telephone (ZA
      24863      954        280          26   Link Egypt (Link.NET)
       6713      614        722          28   Office National des Postes et
       8452      568        958          13   TE-AS
      24835      304        144           9   Vodafone Data
      36992      295        783          24   ETISALAT MISR
       3741      248        921         209   Internet Solutions
      37054      234         23          11   Data Telecom Service
      29571      219         22          18   Cote d'Ivoire Telecom
      29975      192        668          21   Vodacom
      
      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
      28573     3662       1948          97   NET Serviços de Comunicação S
       6389     2997       3688          53   BellSouth.net Inc.
       4766     2919      11589         898   Korea Telecom
      10620     2820        454         211   Telmex Colombia S.A.
      17974     2780        903          78   PT Telekomunikasi Indonesia
      22773     2411       2938         137   Cox Communications Inc.
       7545     2216        320         115   TPG Telecom Limited
       1785     2192        697         130   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      18881     1922        972          21   Global Village Telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6389      2997        2944      BellSouth.net Inc.
      17974      2780        2702      PT Telekomunikasi Indonesia
      10620      2820        2609      Telmex Colombia S.A.
      22773      2411        2274      Cox Communications Inc.
       7545      2216        2101      TPG Telecom Limited
       1785      2192        2062      PaeTec Communications, Inc.
       4766      2919        2021      Korea Telecom
      18881      1922        1901      Global Village Telecom
      18566      2047        1869      MegaPath Corporation
       4755      1843        1646      TATA Communications formerly 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65456   PRIVATE      5.109.32.0/19        23456       32bit Transition AS
      65456   PRIVATE      5.109.96.0/19        23456       32bit Transition AS
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.192.0/23          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.196.0/22          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.200.0/23          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.202.0/23          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      20260   UNALLOCATED  8.25.160.0/24         3356       Level 3 Communicatio
      20260   UNALLOCATED  8.25.161.0/24         3356       Level 3 Communicatio
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      24.55.64.0/21        36423     San Juan Cable, LLC
      24.55.72.0/21        36423     San Juan Cable, LLC
      24.55.80.0/21        36423     San Juan Cable, LLC
      24.55.88.0/21        36423     San Juan Cable, LLC
      24.55.96.0/21        36423     San Juan Cable, LLC
      24.55.104.0/21       36423     San Juan Cable, LLC
      24.55.112.0/21       36423     San Juan Cable, LLC
      24.55.120.0/21       36423     San Juan Cable, LLC
      24.137.224.0/21      36423     San Juan Cable, LLC
      24.137.232.0/21      36423     San Juan Cable, LLC
      
      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       /9:12      /10:30      /11:90      /12:258     
      /13:477     /14:958     /15:1671    /16:12921   /17:6806    /18:11584   
      /19:23973   /20:33892   /21:36648   /22:52388   /23:45822   /24:260959  
      /25:816     /26:950     /27:403     /28:13      /29:19      /30:8       
      /31:1       /32:38      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2002          2047      MegaPath Corporation
       6389     1695          2997      BellSouth.net Inc.
      22773     1650          2411      Cox Communications Inc.
      36998     1599          1637      Sudanese Mobile Telephone (ZA
       8402     1328          1649      OJSC "Vimpelcom"
      30036     1233          1395      Mediacom Communications Corp
      11492     1185          1233      CABLE ONE, INC.
       1785     1165          2192      PaeTec Communications, Inc.
       6983     1041          1228      ITC^Deltacom
      34984     1023          1555      TELLCOM ILETISIM HIZMETLERI A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1022      2:706       3:3         4:15        5:935       6:19     
         8:721      12:1854     13:4        14:972      15:13       16:2      
        17:30       18:21       20:35       23:811      24:1745     25:1      
        27:1752     31:1505     32:40       33:2        34:5        36:129    
        37:1819     38:946      39:5        40:197      41:3203     42:246    
        44:16       46:2193     47:18       49:686      50:910      52:12     
        54:46       55:6        57:29       58:1158     59:606      60:392    
        61:1529     62:1233     63:1981     64:4336     65:2246     66:4155   
        67:2063     68:1035     69:3296     70:843      71:450      72:1989   
        74:2642     75:312      76:412      77:1473     78:992      79:709    
        80:1310     81:1144     82:746      83:754      84:706      85:1264   
        86:451      87:1197     88:520      89:1823     90:140      91:5748   
        92:668      93:1717     94:2067     95:1522     96:544      97:350    
        98:1075     99:46      100:50      101:785     103:4626    105:534    
       106:168     107:552     108:564     109:2025    110:985     111:1273   
       112:650     113:848     114:882     115:1106    116:1047    117:882    
       118:1388    119:1330    120:375     121:802     122:1912    123:1291   
       124:1430    125:1400    128:657     129:324     130:345     131:653    
       132:395     133:162     134:319     135:73      136:251     137:323    
       138:356     139:168     140:211     141:360     142:571     143:418    
       144:501     145:104     146:606     147:434     148:924     149:361    
       150:161     151:625     152:422     153:218     154:251     155:477    
       156:332     157:339     158:239     159:874     160:343     161:479    
       162:1323    163:220     164:685     165:612     166:281     167:610    
       168:1028    169:124     170:1368    171:187     172:21      173:1633   
       174:694     175:617     176:1485    177:2903    178:1947    179:648    
       180:1710    181:1102    182:1533    183:516     184:710     185:1488   
       186:2800    187:1500    188:1930    189:1453    190:7424    191:191    
       192:7168    193:5481    194:4026    195:3382    196:1392    197:1143   
       198:5004    199:5620    200:6083    201:2644    202:8998    203:8904   
       204:4660    205:2703    206:2920    207:2927    208:4012    209:3712   
       210:3104    211:1698    212:2176    213:2072    214:900     215:85     
       216:5468    217:1691    218:584     219:321     220:1282    221:594    
       222:350     223:613    
      
      End of report