[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, safnog at safnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 6 Jun 2015 04:12:03 +1000 (AEST)
  • Delivered-to: apops at mailman dot apnic dot net
  • List-archive: <http://mailman.apnic.net/mailing-lists/apops/>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <http://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://mailman.apnic.net/mailman/options/apops>, <mailto:apops-request@apops.net?subject=unsubscribe>
  • Reply-to: pfsinoz@gmail.com
    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG,
      CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 06 Jun, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              547692
          Prefixes after maximum aggregation (per Origin AS):          207937
          Deaggregation factor:                                          2.63
          Unique aggregates announced (without unneeded subnets):      266421
      Total ASes present in the Internet Routing Table:                 50534
          Prefixes per ASN:                                             10.84
      Origin-only ASes present in the Internet Routing Table:           36693
      Origin ASes announcing only one prefix:                           16281
      Transit ASes present in the Internet Routing Table:                6318
      Transit-only ASes present in the Internet Routing Table:            164
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      41
          Max AS path prepend of ASN ( 12486)                              32
      Prefixes from unregistered ASNs in the Routing Table:              1186
          Unregistered ASNs in the Routing Table:                         419
      Number of 32-bit ASNs allocated by the RIRs:                       9729
      Number of 32-bit ASNs visible in the Routing Table:                7523
      Prefixes from 32-bit ASNs in the Routing Table:                   27427
      Number of bogon 32-bit ASNs visible in the Routing Table:            12
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            384
      Number of addresses announced to Internet:                   2770664672
          Equivalent to 165 /8s, 36 /16s and 252 /24s
          Percentage of available address space announced:               74.8
          Percentage of allocated address space announced:               74.8
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.4
      Total number of prefixes smaller than registry allocations:      183256
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   135256
          Total APNIC prefixes after maximum aggregation:               39207
          APNIC Deaggregation factor:                                    3.45
      Prefixes being announced from the APNIC address blocks:          141679
          Unique aggregates announced from the APNIC address blocks:    56816
      APNIC Region origin ASes present in the Internet Routing Table:    5059
          APNIC Prefixes per ASN:                                       28.01
      APNIC Region origin ASes announcing only one prefix:               1201
      APNIC Region transit ASes present in the Internet Routing Table:    876
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         24
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1478
      Number of APNIC addresses announced to Internet:              749103296
          Equivalent to 44 /8s, 166 /16s and 104 /24s
          Percentage of available APNIC address space announced:         87.5
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 131072-135580
      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:                    179934
          Total ARIN prefixes after maximum aggregation:                88238
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182237
          Unique aggregates announced from the ARIN address blocks:     85060
      ARIN Region origin ASes present in the Internet Routing Table:    16629
          ARIN Prefixes per ASN:                                        10.96
      ARIN Region origin ASes announcing only one prefix:                6123
      ARIN Region transit ASes present in the Internet Routing Table:    1740
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          23
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     469
      Number of ARIN addresses announced to Internet:              1092423456
          Equivalent to 65 /8s, 29 /16s and 15 /24s
          Percentage of available ARIN address space announced:          57.8
      
      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, 64198-64296, 393216-395164
      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:                    132826
          Total RIPE prefixes after maximum aggregation:                66036
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           139044
          Unique aggregates announced from the RIPE address blocks:     86274
      RIPE Region origin ASes present in the Internet Routing Table:    17953
          RIPE Prefixes per ASN:                                         7.74
      RIPE Region origin ASes announcing only one prefix:                8136
      RIPE Region transit ASes present in the Internet Routing Table:    2967
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          34
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3754
      Number of RIPE addresses announced to Internet:               694885632
          Equivalent to 41 /8s, 107 /16s and 29 /24s
          Percentage of available RIPE address space announced:         101.0
      
      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:                   60073
          Total LACNIC prefixes after maximum aggregation:              11368
          LACNIC Deaggregation factor:                                   5.28
      Prefixes being announced from the LACNIC address blocks:          70461
          Unique aggregates announced from the LACNIC address blocks:   32746
      LACNIC Region origin ASes present in the Internet Routing Table:   2448
          LACNIC Prefixes per ASN:                                      28.78
      LACNIC Region origin ASes announcing only one prefix:               625
      LACNIC Region transit ASes present in the Internet Routing Table:   498
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1706
      Number of LACNIC addresses announced to Internet:             168343040
          Equivalent to 10 /8s, 8 /16s and 182 /24s
          Percentage of available LACNIC address space announced:       100.3
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 64099-64197, 262144-265628 + 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:                  11950
          Total AfriNIC prefixes after maximum aggregation:              3046
          AfriNIC Deaggregation factor:                                  3.92
      Prefixes being announced from the AfriNIC address blocks:         13887
          Unique aggregates announced from the AfriNIC address blocks:   5185
      AfriNIC Region origin ASes present in the Internet Routing Table:   729
          AfriNIC Prefixes per ASN:                                     19.05
      AfriNIC Region origin ASes announcing only one prefix:              196
      AfriNIC Region transit ASes present in the Internet Routing Table:  155
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  116
      Number of AfriNIC addresses announced to Internet:             65576704
          Equivalent to 3 /8s, 232 /16s and 159 /24s
          Percentage of available AfriNIC address space announced:       65.1
      
      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     2923      11557         914   Korea Telecom
      17974     2688        904          81   PT Telekomunikasi Indonesia
       7545     2610        336         130   TPG Telecom Limited
       4755     2025        423         219   TATA Communications formerly 
       4538     1935       4190          72   China Education and Research 
       9829     1690       1341          90   National Internet Backbone
       9808     1584       8717          28   Guangdong Mobile Communicatio
       9583     1485        120         584   Sify Limited
       4808     1447       2237         466   CNCGROUP IP network China169 
       9498     1336        335         102   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
      22773     3091       2958         141   Cox Communications Inc.
       6389     2796       3688          51   BellSouth.net Inc.
       3356     2566      10687         496   Level 3 Communications, Inc.
      18566     2047        379         189   MegaPath Corporation
      20115     1883       1849         425   Charter Communications
       6983     1748        850         244   EarthLink, Inc.
       4323     1604       1022         409   tw telecom holdings, inc.
      30036     1549        314         471   Mediacom Communications Corp
        701     1392      11354         680   MCI Communications Services, 
      22561     1365        414         250   CenturyTel Internet Holdings,
      
      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
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      34984     2056        305         358   TELLCOM ILETISIM HIZMETLERI A
      20940     1930        757        1403   Akamai International B.V.
       6849     1213        356          24   JSC "Ukrtelecom"
      31148     1049         45          23   Freenet Ltd.
       8402     1046        544          15   OJSC "Vimpelcom"
      13188     1040         97          70   TOV "Bank-Inform"
      12479      946        868          72   France Telecom Espana SA
       6830      906       2693         466   Liberty Global Operations B.V
       8551      872        376          52   Bezeq International-Ltd
      
      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     3247        532         204   Telmex Colombia S.A.
      28573     2230       2167         114   NET Serviços de Comunicação S
       8151     1693       3257         469   Uninet S.A. de C.V.
       7303     1667       1047         237   Telecom Argentina S.A.
       6147     1617        374          23   Telefonica del Peru S.A.A.
       6503     1246        421          55   Axtel, S.A.B. de C.V.
      26615     1072       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      931        424         159   COLOMBIA TELECOMUNICACIONES S
      18881      869       1036          22   Global Village Telecom
      
      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      890        280          37   Link Egypt (Link.NET)
       8452      797        958          13   TE-AS
      36903      514        259          98   Office National des Postes et
      36992      423       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      304        146          13   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      241         21          12   Cote d'Ivoire Telecom
      37054      199         19           6   Data Telecom Service
      36947      191        807          13   Telecom Algeria
      
      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
      10620     3247        532         204   Telmex Colombia S.A.
      22773     3091       2958         141   Cox Communications Inc.
       4766     2923      11557         914   Korea Telecom
       6389     2796       3688          51   BellSouth.net Inc.
      17974     2688        904          81   PT Telekomunikasi Indonesia
       7545     2610        336         130   TPG Telecom Limited
       3356     2566      10687         496   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2230       2167         114   NET Serviços de Comunicação S
      34984     2056        305         358   TELLCOM ILETISIM HIZMETLERI A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      22773      3091        2950      Cox Communications Inc.
       6389      2796        2745      BellSouth.net Inc.
      17974      2688        2607      PT Telekomunikasi Indonesia
       7545      2610        2480      TPG Telecom Limited
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2230        2116      NET Serviços de Comunicação S
       3356      2566        2070      Level 3 Communications, Inc.
       4766      2923        2009      Korea Telecom
       4538      1935        1863      China Education and Research 
      18566      2047        1858      MegaPath Corporation
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      18985   UNALLOCATED  8.21.68.0/22          3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.122.0/24        12180       Internap Network Ser
      46473   UNALLOCATED  8.27.124.0/24        12180       Internap Network Ser
      27205   UNALLOCATED  8.38.16.0/21          6461       Abovenet Communicati
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      32805   UNALLOCATED  12.1.225.0/24         7018       AT&T Services, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      5.100.241.0/24       23456     32bit Transition AS
      23.226.112.0/20      62788     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      41.73.11.0/24        37004     >>UNKNOWN<<
      41.73.12.0/24        37004     >>UNKNOWN<<
      41.73.13.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        37004     >>UNKNOWN<<
      
      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        /8:17       /9:13      /10:34      /11:95      /12:264     
      /13:506     /14:1003    /15:1720    /16:12929   /17:7279    /18:12362   
      /19:25545   /20:36069   /21:38847   /22:59848   /23:51938   /24:296210  
      /25:1103    /26:1142    /27:722     /28:14      /29:12      /30:7       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2289          3091      Cox Communications Inc.
      18566     1999          2047      MegaPath Corporation
       6389     1639          2796      BellSouth.net Inc.
       6983     1396          1748      EarthLink, Inc.
      30036     1382          1549      Mediacom Communications Corp
      34984     1322          2056      TELLCOM ILETISIM HIZMETLERI A
       6147     1169          1617      Telefonica del Peru S.A.A.
      10620     1136          3247      Telmex Colombia S.A.
      11492     1124          1208      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1483      2:680       4:93        5:1838      6:25        8:1415   
        11:1        12:1828     13:14       14:1365     15:17       16:2      
        17:43       18:22       20:48       23:1224     24:1698     27:1910   
        31:1603     32:38       33:2        34:4        35:3        36:113    
        37:1932     38:1037     39:5        40:253      41:2649     42:282    
        43:1300     44:25       45:686      46:2216     47:42       49:898    
        50:812      52:12       54:77       55:8        56:6        57:41     
        58:1297     59:715      60:479      61:1750     62:1338     63:1920   
        64:4413     65:2272     66:4076     67:2078     68:1062     69:3276   
        70:990      71:449      72:1986     74:2654     75:336      76:423    
        77:1338     78:1196     79:794      80:1338     81:1308     82:817    
        83:699      84:718      85:1416     86:394      87:1040     88:524    
        89:1848     90:152      91:5986     92:856      93:2223     94:2060   
        95:2177     96:431      97:354      98:1056     99:49      100:70     
       101:833     103:7520    104:1783    105:62      106:226     107:987    
       108:629     109:2060    110:1107    111:1494    112:811     113:1080   
       114:822     115:1280    116:1382    117:1063    118:1811    119:1427   
       120:449     121:1086    122:2145    123:1835    124:1513    125:1596   
       128:648     129:386     130:402     131:1202    132:484     133:175    
       134:407     135:95      136:330     137:314     138:794     139:154    
       140:232     141:448     142:661     143:511     144:572     145:116    
       146:732     147:600     148:1215    149:409     150:564     151:608    
       152:484     153:243     154:625     155:864     156:409     157:468    
       158:336     159:1010    160:387     161:660     162:1954    163:426    
       164:666     165:693     166:310     167:831     168:1306    169:172    
       170:1473    171:246     172:72      173:1543    174:716     175:709    
       176:1309    177:3676    178:2150    179:932     180:1942    181:1793   
       182:1795    183:628     184:756     185:3620    186:2653    187:1753   
       188:2055    189:1566    190:7709    191:1047    192:8401    193:5601   
       194:4154    195:3680    196:1980    197:947     198:5538    199:5510   
       200:6670    201:3147    202:9465    203:9143    204:4684    205:2813   
       206:3081    207:2946    208:3966    209:3973    210:3532    211:1860   
       212:2555    213:2334    214:863     215:73      216:5709    217:1829   
       218:712     219:460     220:1452    221:784     222:476     223:717    
      
      
      End of report