Report for 18087

Name

TOYO - Toyo University, JP

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.

18087 TOYO - Toyo University, JP

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS2519          VECTANT - ARTERIA Networks Corporation, JP
    AS2907          SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1758  AS18087        ORIGIN  Originate:     135168 /14.96  Transit:          0 /0.00  TOYO - Toyo University, JP

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       %
21221 AS18087       TOYO - Toyo University, JP                         4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  133.79.0.0/16        4777 2497 2519 18087   
  133.79.0.0/16        4777 2907 18087      + Announce - aggregate of 133.79.0.0/17 (4777 2907 18087) and 133.79.128.0/17 (4777 2907 18087)
  133.79.0.0/17        4777 2907 18087      - Withdrawn - aggregated with 133.79.128.0/17 (4777 2907 18087)
  133.79.128.0/17      4777 2907 18087      - Withdrawn - aggregated with 133.79.0.0/17 (4777 2907 18087)
  133.79.192.0/20      4777 2516 2907 18087   

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

AS18087   4 More Specifics   4 Total Advertisements   TOYO - Toyo University, JP
    133.79.0.0/16                 133.0.0.0/8
    133.79.0.0/17                 133.0.0.0/8
    133.79.128.0/17               133.0.0.0/8
    133.79.192.0/20               133.0.0.0/8

Whois Entry

whois: 402609

IANA has recorded AS18087 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS18087\n