Report for 8508

Name

SILWEB-AS-EDU SILWEB Autonomous System - Academic, 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.

8508 SILWEB-AS-EDU SILWEB Autonomous System - Academic, PL

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS8501          PIONIER-AS PIONIER, National Research and Education Network in Poland, PL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1479  AS8508         ORIGIN  Originate:     166400 /14.66  Transit:          0 /0.00  SILWEB-AS-EDU SILWEB Autonomous System - Academic, 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       %
20243 AS8508        SILWEB-AS-EDU SILWEB Autonomous System - Acad     15      1      0     14      1   6.67%


  Prefix               AS Path                              Aggregation Suggestion
  83.230.64.0/20       4777 2497 174 8501 8508   
  83.230.64.0/21       4777 2497 174 8501 8508 - Withdrawn - matching aggregate 83.230.64.0/20 4777 2497 174 8501 8508
  83.230.96.0/19       4777 2497 174 8501 8508   
  83.230.99.0/24       4777 2497 3356 8501 8508   
  83.230.110.0/24      4777 2516 3356 8501 8508   
  83.230.118.0/23      4777 2516 3356 8501 8508   
  91.220.103.0/24      4777 2516 3356 8501 8508   
  155.158.0.0/16       4777 2497 3356 8501 8508   
  157.158.0.0/16       4777 2497 174 8501 8508   
  212.106.176.0/20     4777 2497 174 8501 8508   
  212.106.183.0/24     4777 2497 3356 8501 8508   
  212.106.184.0/22     4777 2497 3356 8501 8508   
  213.227.80.0/20      4777 2497 174 8501 8508   
  213.227.88.0/21      4777 2516 3356 8501 8508   
  213.227.96.0/19      4777 2497 174 8501 8508   

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

AS8508   12 More Specifics   15 Total Advertisements   SILWEB-AS-EDU SILWEB Autonomous System - Academic, PL
    83.230.64.0/20                83.230.0.0/17
    83.230.64.0/21                83.230.0.0/17
    83.230.96.0/19                83.230.0.0/17
    83.230.99.0/24                83.230.0.0/17
    83.230.110.0/24               83.230.0.0/17
    83.230.118.0/23               83.230.0.0/17
    212.106.176.0/20              212.106.128.0/18
    212.106.183.0/24              212.106.128.0/18
    212.106.184.0/22              212.106.128.0/18
    213.227.80.0/20               213.227.64.0/18
    213.227.88.0/21               213.227.64.0/18
    213.227.96.0/19               213.227.64.0/18

Whois Entry

whois: 402332

IANA has recorded AS8508 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS8508\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             %ERROR:101: no entries found
             %
             % No entries found in source APNIC,JPNIC,KRNIC,TWNIC,IDNIC,IRINN-GRS.
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)