Report for 48451

Name

PRE-AS - Prazska energetika, a.s., 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 AS6447) 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.

48451 PRE-AS, CZ

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS5610          O2-CZECH-REPUBLIC, CZ
    AS6855          SK-TELEKOM Slovak Telekom  T-Mobile CZ, SK
    AS6939          HURRICANE, US
    AS21430         WIA-AS, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25479 AS48451        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  PRE-AS, 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       %
46156 AS48451       PRE-AS, CZ                                         1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  94.124.40.0/21       6939 48451             

Whois Entry

whois: 402590

IANA has recorded AS48451 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS48451\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
             
             % Note: this output has been filtered.
             
             % Information related to 'AS47870 - AS49384'
             
             as-block:       AS47870 - AS49384
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2025-07-09T08:51:07Z
             last-modified:  2025-07-09T08:51:07Z
             source:         RIPE
             
             % Information related to 'AS48451'
             
             % Abuse contact for 'AS48451' is 'abuse@pre.cz'
             
             aut-num:        AS48451
             as-name:        PRE-AS
             org:            ORG-Pea9-RIPE
             import:         from AS5588 accept  ANY
             import:         from AS5610 accept  ANY
             import:         from AS15685 accept ANY
             export:         to AS5588 announce AS48451
             export:         to AS5610 announce AS48451
             export:         to AS15685 announce AS48451
             admin-c:        PRE-CZ
             tech-c:         ICZ-CZ
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         PRE-MNT
             created:        2008-11-27T14:21:33Z
             last-modified:  2023-10-23T09:03:05Z
             source:         RIPE # Filtered
             
             organisation:   ORG-Pea9-RIPE
             org-name:       Prazska energetika, a.s.
             country:        CZ
             reg-nr:         60193913
             org-type:       LIR
             address:        Na Hroude 1492/4
             address:        100 00
             address:        Praha 10
             address:        CZECH REPUBLIC
             phone:          +420267058740
             fax-no:         +420267053477
             abuse-c:        AR13601-RIPE
             admin-c:        PK-CZ
             admin-c:        OB-CZ
             admin-c:        VZ-CZ
             mnt-ref:        PRE-MNT
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         PRE-MNT
             created:        2008-07-18T13:48:21Z
             last-modified:  2026-05-13T07:22:18Z
             source:         RIPE # Filtered
             
             role:           ICZ Hostmaster
             address:        ICZ.Services a.s.
             address:        Na hrebenech II 1718/10
             address:        Praha 4
             address:        140 00
             address:        Czech Republic
             phone:          +420 222271111
             fax-no:         +420 222271112
             abuse-mailbox:  abuse@i.cz
             admin-c:        DR-CZ
             tech-c:         OB-CZ
             tech-c:         PH-CZ
             tech-c:         VO-CZ
             mnt-by:         ICZAS-MNT
             nic-hdl:        ICZ-CZ
             created:        2008-03-23T10:30:34Z
             last-modified:  2025-03-05T09:19:16Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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             % Access from your host has been temporarily denied.
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             % This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)