Report for 199661

Name

KAYAKEU - KAYAK Europe GmbH, CH

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.

199661 KAYAKEU - KAYAK Europe GmbH, CH

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS31424         IN4U-AS - Netrics AG, CH

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
39437 AS199661       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  KAYAKEU - KAYAK Europe GmbH, CH

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       %
26928 AS199661      KAYAKEU - KAYAK Europe GmbH, CH                    3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  185.6.168.0/23       4777 2516 3257 31424 199661   
  185.6.168.0/23       4608 13335 199661    + Announce - aggregate of 185.6.168.0/24 (4608 13335 199661) and 185.6.169.0/24 (4608 13335 199661)
  185.6.168.0/24       4608 13335 199661    - Withdrawn - aggregated with 185.6.169.0/24 (4608 13335 199661)
  185.6.169.0/24       4608 13335 199661    - Withdrawn - aggregated with 185.6.168.0/24 (4608 13335 199661)

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

AS199661   3 More Specifics   3 Total Advertisements   KAYAKEU - KAYAK Europe GmbH, CH
    185.6.168.0/23                185.6.168.0/22
    185.6.168.0/24                185.6.168.0/22
    185.6.169.0/24                185.6.168.0/22

Whois Entry

whois: 402603

IANA has recorded AS199661 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS199661\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 'AS199178 - AS200350'
             
             as-block:       AS199178 - AS200350
             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:        2025-11-24T15:16:53Z
             last-modified:  2025-11-24T15:16:53Z
             source:         RIPE
             
             % Information related to 'AS199661'
             
             % Abuse contact for 'AS199661' is 'hostmaster@kayak.com'
             
             aut-num:        AS199661
             as-name:        KAYAKEU
             org:            ORG-KEG3-RIPE
             import:         from as3356 accept ANY
             import:         from as31424 accept ANY
             import:         from as26415 accept ANY
             export:         to as3356 announce AS199661
             export:         to as31424 announce AS199661
             export:         to as26415 announce AS199661
             admin-c:        KO972-RIPE
             tech-c:         KO972-RIPE
             tech-c:         JRU4-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         KO42715-MNT
             created:        2012-10-19T07:51:45Z
             last-modified:  2016-04-14T09:58:14Z
             source:         RIPE # Filtered
             
             organisation:   ORG-KEG3-RIPE
             org-name:       KAYAK Europe GmbH
             country:        CH
             reg-nr:         CHE-353.781.308
             org-type:       LIR
             address:        Claridenstrasse 25
             address:        8002
             address:        Zurich
             address:        SWITZERLAND
             phone:          +41(44)403-9000
             fax-no:         +19783690976
             mnt-ref:        KO42715-MNT
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         KO42715-MNT
             abuse-c:        AD10864-RIPE
             created:        2012-10-09T12:29:40Z
             last-modified:  2026-05-13T07:15:09Z
             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 1.122.1 (SHETLAND)