[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, 5 Sep 2015 04:02:07 +1000 (AEST)
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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,
      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 05 Sep, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                               30167
          Prefixes after maximum aggregation (per Origin AS):           12174
          Deaggregation factor:                                          2.48
          Unique aggregates announced (without unneeded subnets):       10608
      Total ASes present in the Internet Routing Table:                  4848
          Prefixes per ASN:                                              6.22
      Origin-only ASes present in the Internet Routing Table:            3304
      Origin ASes announcing only one prefix:                            2007
      Transit ASes present in the Internet Routing Table:                1198
      Transit-only ASes present in the Internet Routing Table:            707
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      36
          Max AS path prepend of ASN ( 55644)                              31
      Prefixes from unregistered ASNs in the Routing Table:                63
          Unregistered ASNs in the Routing Table:                          45
      Number of 32-bit ASNs allocated by the RIRs:                      10864
      Number of 32-bit ASNs visible in the Routing Table:                 346
      Prefixes from 32-bit ASNs in the Routing Table:                     854
      Number of bogon 32-bit ASNs visible in the Routing Table:             0
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:              9
      Number of addresses announced to Internet:                    258338464
          Equivalent to 15 /8s, 101 /16s and 238 /24s
          Percentage of available address space announced:                7.0
          Percentage of allocated address space announced:                7.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.6
      Total number of prefixes smaller than registry allocations:        8184
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                     8544
          Total APNIC prefixes after maximum aggregation:                1854
          APNIC Deaggregation factor:                                    4.61
      Prefixes being announced from the APNIC address blocks:            8266
          Unique aggregates announced from the APNIC address blocks:     3049
      APNIC Region origin ASes present in the Internet Routing Table:     501
          APNIC Prefixes per ASN:                                       16.50
      APNIC Region origin ASes announcing only one prefix:                125
      APNIC Region transit ASes present in the Internet Routing Table:    195
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         36
      Number of APNIC region 32-bit ASNs visible in the Routing Table:     27
      Number of APNIC addresses announced to Internet:               45189632
          Equivalent to 2 /8s, 177 /16s and 138 /24s
          Percentage of available APNIC address space announced:          5.3
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 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:                     12219
          Total ARIN prefixes after maximum aggregation:                 5908
          ARIN Deaggregation factor:                                     2.07
      Prefixes being announced from the ARIN address blocks:            13925
          Unique aggregates announced from the ARIN address blocks:      3821
      ARIN Region origin ASes present in the Internet Routing Table:     1960
          ARIN Prefixes per ASN:                                         7.10
      ARIN Region origin ASes announcing only one prefix:                1187
      ARIN Region transit ASes present in the Internet Routing Table:     355
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      52
      Number of ARIN addresses announced to Internet:               168019744
          Equivalent to 10 /8s, 3 /16s and 199 /24s
          Percentage of available ARIN address space announced:           8.9
      
      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:                      8462
          Total RIPE prefixes after maximum aggregation:                 3532
          RIPE Deaggregation factor:                                     2.40
      Prefixes being announced from the RIPE address blocks:             7958
          Unique aggregates announced from the RIPE address blocks:      3730
      RIPE Region origin ASes present in the Internet Routing Table:     1307
          RIPE Prefixes per ASN:                                         6.09
      RIPE Region origin ASes announcing only one prefix:                 688
      RIPE Region transit ASes present in the Internet Routing Table:     548
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          27
      Number of RIPE region 32-bit ASNs visible in the Routing Table:     265
      Number of RIPE addresses announced to Internet:                45053568
          Equivalent to 2 /8s, 175 /16s and 118 /24s
          Percentage of available RIPE address space announced:           6.5
      
      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, 61952-62463, 196608-204287
      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:                      67
          Total LACNIC prefixes after maximum aggregation:                 53
          LACNIC Deaggregation factor:                                   1.26
      Prefixes being announced from the LACNIC address blocks:              9
          Unique aggregates announced from the LACNIC address blocks:       1
      LACNIC Region origin ASes present in the Internet Routing Table:     16
          LACNIC Prefixes per ASN:                                       0.56
      LACNIC Region origin ASes announcing only one prefix:                 5
      LACNIC Region transit ASes present in the Internet Routing Table:    16
      Average LACNIC Region AS path length visible:                       3.9
          Max LACNIC Region AS path length visible:                         8
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:     2
      Number of LACNIC addresses announced to Internet:                 65536
          Equivalent to 0 /8s, 1 /16s and 0 /24s
          Percentage of available LACNIC address space announced:         0.0
      
      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:                     16
          Total AfriNIC prefixes after maximum aggregation:                10
          AfriNIC Deaggregation factor:                                  1.60
      Prefixes being announced from the AfriNIC address blocks:             0
          Unique aggregates announced from the AfriNIC address blocks:      0
      AfriNIC Region origin ASes present in the Internet Routing Table:     6
          AfriNIC Prefixes per ASN:                                      0.00
      AfriNIC Region origin ASes announcing only one prefix:                2
      AfriNIC Region transit ASes present in the Internet Routing Table:    3
      Average AfriNIC Region AS path length visible:                      3.9
          Max AfriNIC Region AS path length visible:                        5
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    0
      Number of AfriNIC addresses announced to Internet:                    0
          Equivalent to 0 /8s, 0 /16s and 0 /24s
          Percentage of available AfriNIC address space announced:        0.0
      
      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
       7545      979         99           7   TPG Telecom Limited
      45528      578         31          32   Tikona Digital Networks Pvt L
       7552      310        256           1   Viettel Corporation
       9605      265        200          96   NTT DoCoMo, Inc.
      24378      264         32           1   Total Access Communication PL
      17488      247         61          37   Hathway IP Over Cable Interne
       4755      223         64           2   TATA Communications formerly 
      45769      210         13          73   D-Vois Broadband Pvt Ltd
      45899      198        259          24   VNNIC
      17841      171         12          11   MIC E-GOVERNMENT
      
      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
       3356     1310       8207          19   Level 3 Communications, Inc.
      16625      485        282         347   Akamai Technologies, Inc.
      20115      390        350          96   Charter Communications
      11492      382         42         205   CABLE ONE, INC.
       2386      325         48         282   AT&T Data Communications Serv
        714      284       4096           1   Apple Inc.
      22773      259        170          15   Cox Communications Inc.
      62823      255         16          10   Puerto Rico Cable Acquisition
      15003      179        228          27   Nobis Technology Group, LLC
      10796      167        214          86   Time Warner Cable Internet LL
      
      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
      20940      987        469         689   Akamai International B.V.
       8402      514         64           1   OJSC "Vimpelcom"
      39891      514         32           2   SaudiNet, Saudi Telecom Compa
       9198      234        103           9   JSC Kazakhtelecom
      48159      228        131         108   Telecommunication Infrastruct
       3257      181        105         145   Tinet SpA
      12586      133         42           6   GHOSTnet GmbH
      51074      120         76          24   GOSTARESH-E-ERTEBATAT-E MABNA
      44244       99        256           6   Iran Cell Service and Communi
      35819       94        125          35   Bayanat Al-Oula For Network S
      
      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
       8151       11          8          11   Uninet S.A. de C.V.
      10318        9         16           1   CABLEVISION S.A.
      28573        9          5           7   NET Serviços de Comunicação S
      18734        6          4           5   Operbes, S.A. de C.V.
      27810        5          2           5   MERCANET LTDA
       6057        4          2           4   Administracion Nacional de Te
      10481        4          2           4   Prima S.A.
      11271        4          2           4   BT Latam Brasil Ltda
      14178        4          2           3   Megacable Comunicaciones de M
      27814        4          2           3   Aeprovi
      
      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
       3741        4          1           1   Internet Solutions
       5713        4          1           1   Telkom SA Ltd.
      24835        4          2           4   Vodafone Data
      37457        2          1           2   Telkom SA Ltd.
       8452        1          1           1   TE-AS
      37284        1          0           1   Aljeel Aljadeed For Technolog
      
      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
       3356     1310       8207          19   Level 3 Communications, Inc.
      20940      987        469         689   Akamai International B.V.
       7545      979         99           7   TPG Telecom Limited
      45528      578         31          32   Tikona Digital Networks Pvt L
       8402      514         64           1   OJSC "Vimpelcom"
      39891      514         32           2   SaudiNet, Saudi Telecom Compa
      16625      485        282         347   Akamai Technologies, Inc.
      20115      390        350          96   Charter Communications
      11492      382         42         205   CABLE ONE, INC.
       2386      325         48         282   AT&T Data Communications Serv
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7545       979         972      TPG Telecom Limited
      45528       578         546      Tikona Digital Networks Pvt L
       8402       514         513      OJSC "Vimpelcom"
      39891       514         512      SaudiNet, Saudi Telecom Compa
       7552       310         309      Viettel Corporation
      20940       987         298      Akamai International B.V.
      20115       390         294      Charter Communications
        714       284         283      Apple Inc.
      24378       264         263      Total Access Communication PL
      62823       255         245      Puerto Rico Cable Acquisition
      
      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
      47092   UNALLOCATED  8.8.204.0/24         16410       The Reynolds and Rey
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      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
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      23.226.112.0/20      62788     >>UNKNOWN<<
      23.249.144.0/20      40430     colo4jax, LLC
      23.249.144.0/21      40430     colo4jax, LLC
      23.249.152.0/21      40430     colo4jax, LLC
      27.50.8.0/24         55548     Ravibhawan
      27.50.9.0/24         55548     Ravibhawan
      27.50.10.0/23        55548     Ravibhawan
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.170.96.0/23       23456     32bit Transition AS
      
      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        /8:8        /9:8       /10:0       /11:7       /12:20      
      /13:53      /14:67      /15:101     /16:435     /17:313     /18:632     
      /19:1181    /20:3313    /21:2434    /22:2977    /23:3260    /24:15338   
      /25:8       /26:7       /27:3       /28:2       /29:0       /30:0       
      /31:0       /32:0       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891      512           514      SaudiNet, Saudi Telecom Compa
       8402      509           514      OJSC "Vimpelcom"
      11492      379           382      CABLE ONE, INC.
      62823      255           255      Puerto Rico Cable Acquisition
      22773      212           259      Cox Communications Inc.
      20115      171           390      Charter Communications
       9198      144           234      JSC Kazakhtelecom
      40285      128           131      NORTHLAND CABLE TELEVISION IN
      48159      125           228      Telecommunication Infrastruct
      12586      107           133      GHOSTnet GmbH
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1574      2:688       4:97        5:1879      6:25        8:1400   
        11:1        12:1809     13:19       14:1414     15:17       16:2      
        17:49       18:22       20:49       23:1269     24:1752     27:2080   
        31:1192   
      
      End of report