Report for 12831

Name

TASK-AS - Technical University of Gdansk, Academic Computer Center TASK, 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 AS6447) 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.

12831 TASK-AS, PL

  Adjacency:    16  Upstream:     2  Downstream:    14
  Upstream Adjacent AS list
    AS196844        PIONIER-AS-AMS-IX PIONIER, National Research and Education Network in Poland, PL
    AS13293         PIONIER-AS-COM PIONIER, PL
  Downstream Adjacent AS list
    AS197502        WMCSI-AS, PL
    AS198613        UMG-AS, PL
    AS204360        SUMPTO-, PL
    AS51976         JP-TELEKOM-AS, PL
    AS43681         UMSOPOT, PL
    AS34409         POLSKAPRESS-AS, PL
    AS50828         GPEC, PL
    AS211293        -Reserved AS-, ZZ
    AS48859         NPC-AS, PL
    AS34069         RADIOGDANSK-AS, PL
    AS31683         ZMPG-AS, PL
    AS61319         POMORSKIE, PL
    AS56408         AIRPORT_GDANSK-AS, PL
    AS197656        ATENA-SOPOT-AS, PL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5652  AS12831        ORG+TRN Originate:      29184 /17.17  Transit:       2048 /21.00 TASK-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       %
 9897 AS12831       TASK-AS, PL                                       12      6      2      8      4  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  89.191.160.0/19      6939 196844 12831    + Announce - aggregate of 89.191.160.0/20 (6939 196844 12831) and 89.191.176.0/20 (6939 196844 12831)
  89.191.160.0/20      6939 196844 12831    - Withdrawn - aggregated with 89.191.176.0/20 (6939 196844 12831)
  89.191.176.0/20      6939 196844 12831    - Withdrawn - aggregated with 89.191.160.0/20 (6939 196844 12831)
  91.194.106.0/23      6939 196844 12831      
  91.209.116.0/24      6939 196844 12831      
  91.221.26.0/23       6939 196844 12831      
  91.244.248.0/22      6939 196844 12831      
  178.217.248.0/21     6939 196844 12831      
  194.169.236.0/24     6939 196844 12831      
  213.192.64.0/18      6939 196844 12831    + Announce - aggregate of 213.192.64.0/19 (6939 196844 12831) and 213.192.96.0/19 (6939 196844 12831)
  213.192.64.0/20      6939 196844 12831    - Withdrawn - aggregated with 213.192.80.0/20 (6939 196844 12831)
  213.192.80.0/20      6939 196844 12831    - Withdrawn - aggregated with 213.192.64.0/20 (6939 196844 12831)
  213.192.96.0/20      6939 196844 12831    - Withdrawn - aggregated with 213.192.112.0/20 (6939 196844 12831)
  213.192.112.0/20     6939 196844 12831    - Withdrawn - aggregated with 213.192.96.0/20 (6939 196844 12831)

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

AS12831   5 More Specifics   11 Total Advertisements   TASK-AS, PL
    89.191.176.0/20               89.191.160.0/19
    213.192.64.0/20               213.192.64.0/18
    213.192.80.0/20               213.192.64.0/18
    213.192.96.0/20               213.192.64.0/18
    213.192.112.0/20              213.192.64.0/18

Whois Entry

whois: 402603

IANA has recorded AS12831 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS12831\n