Report for 13037

Name

ZEN-AS - Zen Internet Ltd, GB

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

13037 ZEN-AS - Zen Internet Ltd, GB

  Adjacency:     6  Upstream:     3  Downstream:     3
  Upstream Adjacent AS list
    AS7575          AARNET-AS-AP - Australian Academic and Research Network (AARNet), AU
    AS2914          NTT-DATA-2914 - NTT America, Inc., US
    AS1299          TWELVE99 - Arelion Sweden AB, SE
  Downstream Adjacent AS list
    AS208697        KMSL-AS - Kellogg Management Services (Europe) Limited, GB
    AS51766         MFRS-AS - Merseyside Fire and Rescue Service, GB
    AS44697         C3-UK - Computer & Communication Co. Limited, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
667   AS13037        ORG+TRN Originate:     527616 /12.99  Transit:       1280 /21.68 ZEN-AS - Zen Internet Ltd, GB

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
20598 AS13037       ZEN-AS - Zen Internet Ltd, GB                     37      2      1     36      1   2.70%


  Prefix               AS Path                              Aggregation Suggestion
  51.148.0.0/16        4608 7575 13037        
  51.155.0.0/16        4608 7575 13037        
  62.3.64.0/18         4608 7575 13037        
  77.104.128.0/18      4608 7575 13037        
  82.68.0.0/15         4608 7575 13037        
  82.71.0.0/16         4608 7575 13037        
  88.97.0.0/18         4608 7575 13037        
  88.97.64.0/20        4608 7575 13037        
  88.97.88.0/22        4608 7575 13037        
  88.97.96.0/20        4608 7575 13037        
  88.98.0.0/20         4608 7575 13037        
  88.98.16.0/23        4608 7575 13037        
  88.98.18.0/24        4608 7575 13037        
  88.98.21.0/24        4608 7575 13037        
  88.98.22.0/23        4608 7575 13037        
  88.98.24.0/21        4608 7575 13037        
  88.98.32.0/19        4608 7575 13037        
  88.98.64.0/19        4608 7575 13037        
  88.98.128.0/19       4608 7575 13037        
  88.98.160.0/21       4608 7575 13037        
  88.98.170.0/23       4608 7575 13037        
  88.98.172.0/22       4608 7575 13037        
  88.98.176.0/20       4608 7575 13037        
  91.235.214.0/24      4608 7575 13037 13037   
  146.66.64.0/18       4608 7575 13037        
  185.6.135.0/24       4777 2516 1299 13037 13037 13037   
  185.81.232.0/22      4608 7575 13037        
  185.169.116.0/22     4608 7575 13037      + Announce - aggregate of 185.169.116.0/23 (4608 7575 13037) and 185.169.118.0/23 (4608 7575 13037)
  185.169.116.0/23     4608 7575 13037      - Withdrawn - aggregated with 185.169.118.0/23 (4608 7575 13037)
  185.169.118.0/23     4608 7575 13037      - Withdrawn - aggregated with 185.169.116.0/23 (4608 7575 13037)
  185.183.100.0/22     4608 7575 13037        
  188.122.32.0/20      4608 7575 13037        
  188.122.48.0/21      4608 7575 13037        
  188.122.56.0/22      4608 7575 13037        
  188.122.60.0/23      4608 7575 13037        
  188.122.63.0/24      4608 7575 13037        
  212.23.0.0/19        4608 7575 13037        
  217.155.0.0/16       4608 7575 13037        

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS13037   12 More Specifics   37 Total Advertisements   ZEN-AS - Zen Internet Ltd, GB
    88.97.0.0/18                  88.97.0.0/16
    88.97.64.0/20                 88.97.0.0/16
    88.97.88.0/22                 88.97.0.0/16
    88.97.96.0/20                 88.97.0.0/16
    185.6.135.0/24                185.6.132.0/22
    185.169.116.0/23              185.169.116.0/22
    185.169.118.0/23              185.169.116.0/22
    188.122.32.0/20               188.122.32.0/19
    188.122.48.0/21               188.122.32.0/19
    188.122.56.0/22               188.122.32.0/19
    188.122.60.0/23               188.122.32.0/19
    188.122.63.0/24               188.122.32.0/19

Whois Entry

whois: 402591

IANA has recorded AS13037 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS13037\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             %ERROR:201: access denied for 203.119.110.26
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)