Report for 51390

Name

MTMINFO-AS, PL

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.

51390 MTMINFO-AS, PL

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS29535         MIX2_OPENPEERING ASN shared between, PL
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11917 AS51390        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  MTMINFO-AS, PL

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       %
23135 AS51390       MTMINFO-AS, PL                                     4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  178.214.0.0/20       4608 7575 3356 51390 51390 51390 51390 51390 + Announce - aggregate of 178.214.0.0/21 (4608 7575 3356 51390 51390 51390 51390 51390) and 178.214.8.0/21 (4608 7575 3356 51390 51390 51390 51390 51390)
  178.214.0.0/21       4608 7575 3356 51390 51390 51390 51390 51390 - Withdrawn - aggregated with 178.214.8.0/21 (4608 7575 3356 51390 51390 51390 51390 51390)
  178.214.8.0/21       4608 7575 3356 51390 51390 51390 51390 51390 - Withdrawn - aggregated with 178.214.0.0/21 (4608 7575 3356 51390 51390 51390 51390 51390)
  178.214.16.0/21      4608 7575 3356 51390 51390 51390 51390 51390   
  178.214.24.0/21      4777 2497 1299 29535 51390 51390 51390 51390 51390 51390   

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

AS51390   4 More Specifics   4 Total Advertisements   MTMINFO-AS, PL
    178.214.0.0/21                178.214.0.0/19
    178.214.8.0/21                178.214.0.0/19
    178.214.16.0/21               178.214.0.0/19
    178.214.24.0/21               178.214.0.0/19

Whois Entry

whois: 402332

IANA has recorded AS51390 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS51390\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 'AS51357 - AS51817'
             
             as-block:       AS51357 - AS51817
             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:        2025-02-13T13:57:44Z
             last-modified:  2025-02-13T13:57:44Z
             source:         RIPE
             
             % Information related to 'AS51390'
             
             % Abuse contact for 'AS51390' is 'abuse@mtm-info.pl'
             
             aut-num:        AS51390
             as-name:        MTMINFO-AS
             org:            ORG-MSMP1-RIPE
             import:         from AS174 accept ANY
             export:         to AS174 announce ANY
             import:         from AS3257 accept ANY
             export:         to AS3257 announce ANY
             admin-c:        MP1718-RIPE
             admin-c:        TT734-RIPE
             tech-c:         RO344-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         LEON-MNT
             mnt-by:         MNT-MTMINFO
             created:        2010-08-12T10:06:46Z
             last-modified:  2024-05-09T10:06:38Z
             source:         RIPE
             sponsoring-org: ORG-LSzo6-RIPE
             
             organisation:   ORG-MSMP1-RIPE
             org-name:       MTM-INFO S.J. Mariusz Pikor, Tomasz Taczanski
             country:        PL
             reg-nr:         Not Applicable
             org-type:       OTHER
             address:        UL.PONIATOWSKIEGO 19A, 37-450 STALOWA WOLA, PL
             abuse-c:        AR24465-RIPE
             mnt-ref:        LEON-MNT
             mnt-by:         LEON-MNT
             mnt-ref:        MNT-MTMINFO
             mnt-by:         MNT-MTMINFO
             created:        2010-05-26T09:24:30Z
             last-modified:  2026-05-13T06:28:02Z
             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.
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             % This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)