Report for 201447

Name

AS_CNB - The Czech National Bank, CZ

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.

201447 AS_CNB - The Czech National Bank, CZ

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6855          SK-TELEKOM - Slovak Telekom, a.s., SK

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
39614 AS201447       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS_CNB - The Czech National Bank, CZ

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       %
26999 AS201447      AS_CNB - The Czech National Bank, CZ               4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  193.84.155.0/24      4777 2516 3320 6855 201447   
  193.84.156.0/23      4777 2516 3320 6855 201447 + Announce - aggregate of 193.84.156.0/24 (4777 2516 3320 6855 201447) and 193.84.157.0/24 (4777 2516 3320 6855 201447)
  193.84.156.0/24      4777 2516 3320 6855 201447 - Withdrawn - aggregated with 193.84.157.0/24 (4777 2516 3320 6855 201447)
  193.84.157.0/24      4777 2516 3320 6855 201447 - Withdrawn - aggregated with 193.84.156.0/24 (4777 2516 3320 6855 201447)
  193.84.159.0/24      4777 2516 3320 6855 201447   

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

AS201447   4 More Specifics   4 Total Advertisements   AS_CNB - The Czech National Bank, CZ
    193.84.155.0/24               193.84.144.0/20
    193.84.156.0/24               193.84.144.0/20
    193.84.157.0/24               193.84.144.0/20
    193.84.159.0/24               193.84.144.0/20

Whois Entry

whois: 402617

IANA has recorded AS201447 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS201447\n