Report for 41256

Name

--No AS Description--

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 AS4637) 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.

41256 SERVCOM-AS Servcom sp. z o.o.

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS20960   TKTELEKOM-AS Telekomunikacja Kolejowa is an ISP operating in Poland
    AS5617    TPNET Polish Telecom's commercial IP network

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6238  AS41256  ORIGIN  Originate:      10240 /18.68  Transit:          0 /0.00  SERVCOM-AS Servcom sp. z o.o.

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       %
 2808 AS41256 SERVCOM-AS Servcom sp. z o.o.                 9      5      1      5      4  44.44%


  Prefix               AS Path                              Aggregation Suggestion
  88.199.64.0/20       4637 5511 5617 41256 41256 41256 41256 41256 41256   
  88.199.64.0/22       4637 3356 20960 41256 41256 41256 41256   
  88.199.68.0/22       4637 5511 5617 41256 41256 41256 41256 41256 41256 41256   
  88.199.72.0/21       4637 3356 20960 41256 41256 41256 41256 41256 41256 + Announce - aggregate of 88.199.72.0/22 (4637 3356 20960 41256 41256 41256 41256 41256 41256) and 88.199.76.0/22 (4637 3356 20960 41256 41256 41256 41256 41256 41256)
  88.199.72.0/22       4637 3356 20960 41256 41256 41256 41256 41256 41256 - Withdrawn - aggregated with 88.199.76.0/22 (4637 3356 20960 41256 41256 41256 41256 41256 41256)
  88.199.72.0/23       4637 3356 20960 41256 41256 41256 41256 41256 41256 - Withdrawn - matching aggregate 88.199.72.0/22 4637 3356 20960 41256 41256 41256 41256 41256 41256
  88.199.74.0/23       4637 3356 20960 41256 41256 41256 41256 41256 41256 - Withdrawn - matching aggregate 88.199.72.0/22 4637 3356 20960 41256 41256 41256 41256 41256 41256
  88.199.76.0/22       4637 3356 20960 41256 41256 41256 41256 41256 41256 - Withdrawn - aggregated with 88.199.72.0/22 (4637 3356 20960 41256 41256 41256 41256 41256 41256)
  88.199.76.0/23       4637 3356 20960 41256 41256 41256 41256 41256 41256 - Withdrawn - matching aggregate 88.199.76.0/22 4637 3356 20960 41256 41256 41256 41256 41256 41256
  88.199.78.0/23       4637 3320 5617 41256 41256 41256 41256 41256   

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

AS41256   9 More Specifics   9 Total Advertisements   SERVCOM-AS Servcom sp. z o.o.
    88.199.64.0/20                88.199.0.0/16
    88.199.64.0/22                88.199.0.0/16
    88.199.68.0/22                88.199.0.0/16
    88.199.72.0/22                88.199.0.0/16
    88.199.72.0/23                88.199.0.0/16
    88.199.74.0/23                88.199.0.0/16
    88.199.76.0/22                88.199.0.0/16
    88.199.76.0/23                88.199.0.0/16
    88.199.78.0/23                88.199.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS41256 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS41256\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
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)