Report for 39563

Name

UCSYSTEMS - CTA Systems B.V., NL

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.

39563 UCSYSTEMS - CTA Systems B.V., NL

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS20562         OPEN-PEERING-AS - Broadband Hosting B.V., NL
    AS35133         ERANIUM - Eranium B.V., NL
    AS24785         JOINTTRANSIT-AS - Broadband Hosting B.V., NL
    AS43350         NFORCE - NForce Entertainment B.V., NL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
23283 AS39563        ORIGIN  Originate:       2304 /20.83  Transit:          0 /0.00  UCSYSTEMS - CTA Systems B.V., NL

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       %
 7270 AS39563       UCSYSTEMS - CTA Systems B.V., NL                   9      8      2      3      6  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  85.8.131.0/24        4608 7575 3356 43350 39563   
  185.80.8.0/22        4777 2516 6830 24785 39563 + Announce - aggregate of 185.80.8.0/23 (4777 2516 6830 24785 39563) and 185.80.10.0/23 (4777 2516 6830 24785 39563)
  185.80.8.0/24        4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.80.9.0/24 (4777 2516 6830 24785 39563)
  185.80.9.0/24        4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.80.8.0/24 (4777 2516 6830 24785 39563)
  185.80.10.0/24       4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.80.11.0/24 (4777 2516 6830 24785 39563)
  185.80.11.0/24       4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.80.10.0/24 (4777 2516 6830 24785 39563)
  185.231.16.0/22      4777 2516 6830 24785 39563 + Announce - aggregate of 185.231.16.0/23 (4777 2516 6830 24785 39563) and 185.231.18.0/23 (4777 2516 6830 24785 39563)
  185.231.16.0/24      4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.231.17.0/24 (4777 2516 6830 24785 39563)
  185.231.17.0/24      4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.231.16.0/24 (4777 2516 6830 24785 39563)
  185.231.18.0/24      4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.231.19.0/24 (4777 2516 6830 24785 39563)
  185.231.19.0/24      4777 2516 6830 24785 39563 - Withdrawn - aggregated with 185.231.18.0/24 (4777 2516 6830 24785 39563)

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

AS39563   8 More Specifics   9 Total Advertisements   UCSYSTEMS - CTA Systems B.V., NL
    185.80.8.0/24                 185.80.8.0/22
    185.80.9.0/24                 185.80.8.0/22
    185.80.10.0/24                185.80.8.0/22
    185.80.11.0/24                185.80.8.0/22
    185.231.16.0/24               185.231.16.0/22
    185.231.17.0/24               185.231.16.0/22
    185.231.18.0/24               185.231.16.0/22
    185.231.19.0/24               185.231.16.0/22

Whois Entry

whois: 402603

IANA has recorded AS39563 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS39563\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 203.119.106.26
             %
             % 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 (DEXTER)