Report for 41493

Name

CHI-X, GB

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.

41493 CHI-X, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
62224 AS41493        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  CHI-X, GB

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       %
43400 AS41493       CHI-X, GB                                          1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  195.93.196.0/24      4777 2497 3356 41493 41493 41493 41493   

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

AS41493   1 More Specifics   1 Total Advertisements   CHI-X, GB
    195.93.196.0/24               195.93.196.0/23

Whois Entry

whois: 402332

IANA has recorded AS41493 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS41493\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 'AS40960 - AS42171'
             
             as-block:       AS40960 - AS42171
             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:        2024-07-22T14:14:32Z
             last-modified:  2024-07-22T14:14:32Z
             source:         RIPE
             
             % Information related to 'AS41493'
             
             % Abuse contact for 'AS41493' is 'noceurope@cboe.com'
             
             aut-num:        AS41493
             as-name:        CHI-X
             import:         from AS1349 action pref=100; accept ANY
             import:         from AS3762 action pref=100; accept ANY
             export:         to AS1349 announce AS41493
             export:         to AS3762 announce AS41493
             org:            ORG-BTL10-RIPE
             admin-c:        NE508-RIPE
             tech-c:         NE508-RIPE
             status:         ASSIGNED
             mnt-by:         MNT-NETWORKENGINEERINGEU
             mnt-by:         RIPE-NCC-END-MNT
             created:        2006-09-01T10:26:26Z
             last-modified:  2018-09-04T10:18:22Z
             source:         RIPE
             
             organisation:   ORG-BTL10-RIPE
             org-name:       Cboe Europe Limited
             country:        GB
             org-type:       LIR
             address:        5th Floor The Monument Building, 11 Monument Street
             address:        EC3R 8AF
             address:        London
             address:        UNITED KINGDOM
             phone:          +442070128900
             fax-no:         +442070128965
             mnt-ref:        MNT-NETWORKENGINEERINGEU
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MNT-NETWORKENGINEERINGEU
             abuse-c:        NE107777-RIPE
             created:        2009-02-17T13:33:51Z
             last-modified:  2020-12-16T13:32:57Z
             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 (BUSA)