Report for 20492

Name

ATT-CH-0G, 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.

20492 ATT-CH-0G, NL

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS2686          ATGS-MMD-AS - AT&T Enterprises, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59546 AS20492        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  ATT-CH-0G, 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       %
35914 AS20492       ATT-CH-0G, NL                                      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  193.149.193.0/24     4777 2497 7018 2686 20492   

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

AS20492   1 More Specifics   1 Total Advertisements   ATT-CH-0G, NL
    193.149.193.0/24              193.149.192.0/20

Whois Entry

whois: 402332

IANA has recorded AS20492 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20492\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 'AS20485 - AS20857'
             
             as-block:       AS20485 - AS20857
             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:        2018-11-22T15:27:27Z
             last-modified:  2018-11-22T15:27:27Z
             source:         RIPE
             
             % Information related to 'AS20492'
             
             % Abuse contact for 'AS20492' is 'peering@intl.att.com'
             
             aut-num:        AS20492
             as-name:        ATT-CH-0G
             org:            ORG-AIS3-RIPE
             import:         from AS1755 action pref=200; accept ANY
             import:         from AS702 action pref=200; accept ANY
             export:         to AS1755 announce AS20492
             export:         to AS702 announce AS20492
             admin-c:        DR7890-RIPE
             tech-c:         DR7890-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         MAINT-AS2686
             created:        1970-01-01T00:00:00Z
             last-modified:  2018-09-21T10:57:25Z
             source:         RIPE
             
             organisation:   ORG-AIS3-RIPE
             org-name:       AT&T Global Network Services Nederland B.V.
             country:        NL
             org-type:       LIR
             address:        Wilhelmina van Pruisenweg 104
             address:        2595 AN
             address:        The Hague
             address:        NETHERLANDS
             phone:          +31 70 3376 863
             fax-no:         +31 70 3376 767
             abuse-c:        AR13530-RIPE
             admin-c:        RK7531-RIPE
             admin-c:        AGDC2-RIPE
             admin-c:        LL6103-RIPE
             admin-c:        SJ4618-RIPE
             admin-c:        PZ2930-RIPE
             admin-c:        DR7890-RIPE
             admin-c:        IH1406-RIPE
             admin-c:        PK4264-RIPE
             admin-c:        MS31384-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        MAINT-AS2686
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MAINT-AS2686
             created:        2004-04-17T11:18:46Z
             last-modified:  2026-01-20T12:56:52Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % 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 1.121.2 (SHETLAND)