Report for 39122

Name

BLACKNIGHT-AS - Blacknight Internet Solutions Limited, IE

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.

39122 BLACKNIGHT-AS - Blacknight Internet Solutions Limited, IE

  Adjacency:    17  Upstream:     3  Downstream:    14
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS1299          TWELVE99 - Arelion Sweden AB, SE
    AS2497          IIJ - Internet Initiative Japan Inc., JP
  Downstream Adjacent AS list
    AS200363        BK-AS - Blacknight Internet Solutions Limited, IE
    AS200807        sleepless-ie-as - Sleepless Server Solutions Ltd., IE
    AS205039        BeaconBroadband - Beacon Broadband LTD, GB
    AS203185        PebbleTree - PEBBLETREE LTD, GB
    AS202448        mvps - MVPS LTD, CY
    AS201000        WHIZZY-FTTX - Js Whizzy Internet Limited, IE
    AS210045        BC-AS - Blackrock Clinic Unlimited Company, IE
    AS213128        LINK-Broadband-Ltd - LINK Broadband Limited, IE
    AS206746        SCCBROADBAND-AS - SCC BROADBAND LIMITED, IE
    AS215733        BKBB - Blacknight Internet Solutions Limited, IE
    AS206663        MTS-MEDIA - MTS Media Ltd, IE
    AS42909         COMMUNITYDNS - Community DNS Limited, GB
    AS34989         SERVETHEWORLD-AS - ServeTheWorld AS, NO
    AS1197          NETWORKABILITY - Network Ability Limited, IE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5598  AS39122        ORG+TRN Originate:      29440 /17.15  Transit:      37888 /16.79 BLACKNIGHT-AS - Blacknight Internet Solutions Limited, IE

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       %
 8588 AS39122       BLACKNIGHT-AS - Blacknight Internet Solutions     28      6      1     23      5  17.86%


  Prefix               AS Path                              Aggregation Suggestion
  46.22.128.0/20       4777 2497 39122        
  64.96.3.0/24         4777 2497 39122        
  64.255.40.0/24       4777 2497 39122        
  69.5.186.0/24        4777 2497 39122        
  78.153.192.0/19      4777 2497 39122        
  78.153.202.0/24      4777 2497 39122      - Withdrawn - matching aggregate 78.153.192.0/19 4777 2497 39122
  78.153.212.0/24      4777 2497 39122      - Withdrawn - matching aggregate 78.153.192.0/19 4777 2497 39122
  81.17.240.0/20       4777 2497 39122        
  81.17.240.0/24       4777 2497 39122      - Withdrawn - matching aggregate 81.17.240.0/20 4777 2497 39122
  81.17.242.0/24       4777 2497 39122      - Withdrawn - matching aggregate 81.17.240.0/20 4777 2497 39122
  85.159.16.0/21       4777 2497 39122        
  91.197.234.0/23      4777 2497 39122        
  91.210.232.0/22      4777 2497 39122        
  176.52.222.0/23      4777 2497 39122        
  185.2.64.0/22        4777 2497 39122        
  185.17.238.0/23      4777 2497 39122        
  185.94.44.0/23       4777 2497 39122      + Announce - aggregate of 185.94.44.0/24 (4777 2497 39122) and 185.94.45.0/24 (4777 2497 39122)
  185.94.44.0/24       4777 2497 39122      - Withdrawn - aggregated with 185.94.45.0/24 (4777 2497 39122)
  185.94.45.0/24       4777 2497 39122      - Withdrawn - aggregated with 185.94.44.0/24 (4777 2497 39122)
  185.173.167.0/24     4777 2497 39122        
  185.204.136.0/24     4777 2497 39122        
  185.209.164.0/22     4777 2497 39122        
  193.36.43.0/24       4777 2497 39122        
  193.203.126.0/24     4777 2497 39122        
  194.8.48.0/24        4777 2497 39122        
  194.8.59.0/24        4777 2497 39122        
  194.9.174.0/24       4777 2497 39122        
  194.9.222.0/24       4777 2497 39122        
  200.69.8.0/21        4777 2497 39122        

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

AS39122   11 More Specifics   28 Total Advertisements   BLACKNIGHT-AS - Blacknight Internet Solutions Limited, IE
    64.96.3.0/24                  64.96.0.0/17
    78.153.202.0/24               78.153.192.0/19
    78.153.212.0/24               78.153.192.0/19
    81.17.240.0/24                81.17.240.0/20
    81.17.242.0/24                81.17.240.0/20
    91.197.234.0/23               91.197.232.0/22
    185.17.238.0/23               185.17.236.0/22
    185.94.44.0/24                185.94.44.0/22
    185.94.45.0/24                185.94.44.0/22
    185.173.167.0/24              185.173.164.0/22
    185.204.136.0/24              185.204.136.0/22

Whois Entry

whois: 402592

IANA has recorded AS39122 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS39122\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)