Report for 3839

Name

ERX-CHULANET - Chulalongkorn University, TH

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.

3839 ERX-CHULANET Chulalongkorn University, TH

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS55808         TTBP-AS-AP Triple T Broadband Public Company Limited, TH
    AS4621          UNINET-AS-AP UNINET-, TH

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3247  AS3839         ORIGIN  Originate:      67072 /15.97  Transit:          0 /0.00  ERX-CHULANET Chulalongkorn University, TH

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       %
12077 AS3839        ERX-CHULANET Chulalongkorn University, TH          7      4      1      4      3  42.86%


  Prefix               AS Path                              Aggregation Suggestion
  161.200.0.0/16       2497 4651 4621 3839    
  161.200.188.0/24     2497 4651 4621 3839  - Withdrawn - matching aggregate 161.200.0.0/16 2497 4651 4621 3839
  161.200.189.0/24     2497 4651 4621 3839  - Withdrawn - matching aggregate 161.200.0.0/16 2497 4651 4621 3839
  161.200.190.0/23     2914 45430 45758 55808 55808 3839 + Announce - aggregate of 161.200.190.0/24 (2914 45430 45758 55808 55808 3839) and 161.200.191.0/24 (2914 45430 45758 55808 55808 3839)
  161.200.190.0/24     2914 45430 45758 55808 55808 3839 - Withdrawn - aggregated with 161.200.191.0/24 (2914 45430 45758 55808 55808 3839)
  161.200.191.0/24     2914 45430 45758 55808 55808 3839 - Withdrawn - aggregated with 161.200.190.0/24 (2914 45430 45758 55808 55808 3839)
  192.207.64.0/24      2497 4651 4621 3839    
  202.6.90.0/24        2497 4651 4621 3839    

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

AS3839   4 More Specifics   7 Total Advertisements   ERX-CHULANET Chulalongkorn University, TH
    161.200.188.0/24              161.200.0.0/16
    161.200.189.0/24              161.200.0.0/16
    161.200.190.0/24              161.200.0.0/16
    161.200.191.0/24              161.200.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS3839 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS3839\n