Report for 42538

Name

COMBS-AS, IT

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.

42538 COMBS-AS, IT

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS12445         SPIDERNET-AS, IT

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32751 AS42538        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  COMBS-AS, IT

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       %
22471 AS42538       COMBS-AS, IT                                       2      1      0      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  91.192.124.0/22      4777 2497 1299 12445 42538   
  91.192.126.0/24      4777 2497 1299 12445 42538 - Withdrawn - matching aggregate 91.192.124.0/22 4777 2497 1299 12445 42538

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

AS42538   1 More Specifics   2 Total Advertisements   COMBS-AS, IT
    91.192.126.0/24               91.192.124.0/22

Whois Entry

whois: 402332

IANA has recorded AS42538 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS42538\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 'AS42383 - AS42959'
             
             as-block:       AS42383 - AS42959
             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:        2021-08-19T06:50:17Z
             last-modified:  2021-08-19T06:50:17Z
             source:         RIPE
             
             % Information related to 'AS42538'
             
             % Abuse contact for 'AS42538' is 'postmaster@comune.brescia.it'
             
             aut-num:        AS42538
             as-name:        ComBS-AS
             org:            ORG-CDB1-RIPE
             import:         from AS25002 accept ANY
             export:         to AS25002 announce AS42538
             import:         from AS12445 accept ANY
             export:         to AS12445 announce AS42538
             admin-c:        IAP38-RIPE
             tech-c:         SB3579-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         SELENESPA-MNT
             created:        2007-03-08T16:07:23Z
             last-modified:  2021-02-09T15:13:48Z
             source:         RIPE # Filtered
             sponsoring-org: ORG-SS11-RIPE
             
             organisation:   ORG-CDB1-RIPE
             org-name:       COMUNE DI BRESCIA
             country:        IT
             org-type:       OTHER
             address:        V. Lamarmora, 230
             address:        25124 BRESCIA
             address:        ITALY
             reg-nr:         Not Applicable
             abuse-c:        AC29440-RIPE
             mnt-ref:        SELENESPA-MNT
             mnt-by:         SELENESPA-MNT
             created:        2007-02-11T23:26:30Z
             last-modified:  2026-04-29T06:44:16Z
             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.
             % 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 (BUSA)