Report for 57279

Name

SAURONNET - Sauron CZ s.r.o., 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.

57279 SAURONNET - Sauron CZ s.r.o., CZ

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS47232         ISPAlliance - ISP Alliance a.s., CZ
    AS39392         SuperNetwork - SuperNetwork, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11989 AS57279        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  SAURONNET - Sauron CZ s.r.o., 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       %
24018 AS57279       SAURONNET - Sauron CZ s.r.o., CZ                   3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  176.12.112.0/20      4608 1221 4637 6461 47232 57279 57279 57279 57279   
  176.12.112.0/20      4777 2497 174 39392 57279 + Announce - aggregate of 176.12.112.0/21 (4777 2497 174 39392 57279) and 176.12.120.0/21 (4777 2497 174 39392 57279)
  176.12.112.0/21      4777 2497 174 39392 57279 - Withdrawn - aggregated with 176.12.120.0/21 (4777 2497 174 39392 57279)
  176.12.120.0/21      4777 2497 174 39392 57279 - Withdrawn - aggregated with 176.12.112.0/21 (4777 2497 174 39392 57279)

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

AS57279   2 More Specifics   3 Total Advertisements   SAURONNET - Sauron CZ s.r.o., CZ
    176.12.112.0/21               176.12.112.0/20
    176.12.120.0/21               176.12.112.0/20

Whois Entry

whois: 402603

IANA has recorded AS57279 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS57279\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 'AS57148 - AS57368'
             
             as-block:       AS57148 - AS57368
             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:        2024-09-03T13:31:56Z
             last-modified:  2024-09-03T13:31:56Z
             source:         RIPE
             
             % Information related to 'AS57279'
             
             % Abuse contact for 'AS57279' is 'abuse@sauron.cz'
             
             aut-num:        AS57279
             as-name:        SAURONNET
             org:            ORG-SCs34-RIPE
             import:         from AS29208 accept any
             import:         from AS39392 accept any
             export:         to AS29208 announce AS57279
             export:         to AS39392 announce AS57279
             admin-c:        SNHR2-RIPE
             tech-c:         SNHR2-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         MNT-SAURON
             mnt-by:         MNT-THEROUT
             created:        2012-01-20T14:08:18Z
             last-modified:  2017-11-15T12:23:44Z
             source:         RIPE # Filtered
             
             organisation:   ORG-SCs34-RIPE
             org-name:       Sauron CZ s.r.o.
             country:        CZ
             reg-nr:         25247841
             org-type:       LIR
             address:        Borivojova 878/35
             address:        13000
             address:        Praha 3
             address:        CZECH REPUBLIC
             phone:          +420774828623
             fax-no:         +420355335337
             abuse-c:        AR13514-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        MNT-SAURON
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MNT-SAURON
             created:        2011-01-13T10:55:06Z
             last-modified:  2026-05-13T07:25:54Z
             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.
             % For more information, see
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             % This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)