Report for 210712

Name

GRAPESC-ISP - ISP Alliance a.s., 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.

210712 GRAPESC-ISP - ISP Alliance a.s., CZ

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS47232         ISPAlliance - ISP Alliance a.s., CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8093  AS210712       ORIGIN  Originate:      15616 /18.07  Transit:          0 /0.00  GRAPESC-ISP - ISP Alliance a.s., 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       %
 9174 AS210712      GRAPESC-ISP - ISP Alliance a.s., CZ               12      5      0      7      5  41.67%


  Prefix               AS Path                              Aggregation Suggestion
  91.192.32.0/22       4608 1221 4637 6461 47232 210712   
  93.91.144.0/20       4608 1221 4637 6461 47232 210712   
  93.91.152.0/24       4608 1221 4637 6461 47232 210712 - Withdrawn - matching aggregate 93.91.144.0/20 4608 1221 4637 6461 47232 210712
  93.91.154.0/24       4608 1221 4637 6461 47232 210712 - Withdrawn - matching aggregate 93.91.144.0/20 4608 1221 4637 6461 47232 210712
  109.235.0.0/21       4608 1221 4637 6461 47232 210712   
  185.40.80.0/22       4608 1221 4637 6461 47232 210712   
  185.94.4.0/22        4608 1221 4637 6461 47232 210712   
  213.109.172.0/22     4608 1221 4637 6461 47232 210712   
  213.109.172.0/24     4608 1221 4637 6461 47232 210712 - Withdrawn - matching aggregate 213.109.172.0/22 4608 1221 4637 6461 47232 210712
  213.109.173.0/24     4608 1221 4637 6461 47232 210712 - Withdrawn - matching aggregate 213.109.172.0/22 4608 1221 4637 6461 47232 210712
  213.109.175.0/24     4608 1221 4637 6461 47232 210712 - Withdrawn - matching aggregate 213.109.172.0/22 4608 1221 4637 6461 47232 210712
  217.75.208.0/20      4608 1221 4637 6461 47232 210712   

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

AS210712   5 More Specifics   12 Total Advertisements   GRAPESC-ISP - ISP Alliance a.s., CZ
    93.91.152.0/24                93.91.144.0/20
    93.91.154.0/24                93.91.144.0/20
    213.109.172.0/24              213.109.172.0/22
    213.109.173.0/24              213.109.172.0/22
    213.109.175.0/24              213.109.172.0/22

Whois Entry

whois: 402617

IANA has recorded AS210712 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS210712\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 'AS208189 - AS214345'
             
             as-block:       AS208189 - AS214345
             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:        2026-02-12T14:40:05Z
             last-modified:  2026-02-12T14:40:05Z
             source:         RIPE
             
             % Information related to 'AS210712'
             
             % Abuse contact for 'AS210712' is 'abuse@ispalliance.cz'
             
             aut-num:        AS210712
             as-name:        GRAPESC-ISP
             org:            ORG-GSa22-RIPE
             import:         from AS47232 accept ANY
             export:         to AS47232 announce AS210712
             import:         from AS39392 accept ANY
             export:         to AS39392 announce AS210712
             admin-c:        LR2038-RIPE
             tech-c:         LR2038-RIPE
             remarks:        This ASN is used for residential broadband ISP services.
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         MNT-GRAPESC
             created:        2021-09-24T12:52:03Z
             last-modified:  2025-09-01T17:22:36Z
             source:         RIPE
             
             organisation:   ORG-GSa22-RIPE
             org-name:       ISP Alliance a.s.
             country:        CZ
             reg-nr:         28205812
             org-type:       LIR
             address:        Kukanova 2262
             address:        43003
             address:        Chomutov
             address:        CZECH REPUBLIC
             phone:          +420724612176
             fax-no:         +420415210805
             admin-c:        LR2038-RIPE
             abuse-c:        IA3261-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        MNT-GRAPESC
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MNT-GRAPESC
             created:        2008-04-22T12:13:14Z
             last-modified:  2026-05-13T07:32:19Z
             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 (DEXTER)