Report for 27986

Name

ENTEL CHILE S.A., CL

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.

27986 ENTEL CHILE S.A., CL

  Adjacency:     6  Upstream:     3  Downstream:     3
  Upstream Adjacent AS list
    AS12956         TELXIUS TELXIUS Cable, ES
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS6762          SEABONE-NET TELECOM ITALIA SPARKLE S.p.A., IT
  Downstream Adjacent AS list
    AS27925         Entel PCS Telecomunicaciones S.A., CL
    AS6471          ENTEL CHILE S.A., CL
    AS27651         ENTEL CHILE S.A., CL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
28791 AS27986        ORG+TRN Originate:       1792 /21.19  Transit:    1292800 /11.70 ENTEL CHILE S.A., CL

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       %
15909 AS27986       ENTEL CHILE S.A., CL                               7      4      2      5      2  28.57%


  Prefix               AS Path                              Aggregation Suggestion
  152.231.110.0/23     4777 2516 6762 27986 + Announce - aggregate of 152.231.110.0/24 (4777 2516 6762 27986) and 152.231.111.0/24 (4777 2516 6762 27986)
  152.231.110.0/24     4777 2516 6762 27986 - Withdrawn - aggregated with 152.231.111.0/24 (4777 2516 6762 27986)
  152.231.111.0/24     4777 2516 6762 27986 - Withdrawn - aggregated with 152.231.110.0/24 (4777 2516 6762 27986)
  181.42.4.0/23        4777 2516 6762 27986 + Announce - aggregate of 181.42.4.0/24 (4777 2516 6762 27986) and 181.42.5.0/24 (4777 2516 6762 27986)
  181.42.4.0/24        4777 2516 6762 27986 - Withdrawn - aggregated with 181.42.5.0/24 (4777 2516 6762 27986)
  181.42.5.0/24        4777 2516 6762 27986 - Withdrawn - aggregated with 181.42.4.0/24 (4777 2516 6762 27986)
  186.10.137.0/24      4777 2516 6762 27986 27986 27986 27986   
  186.10.138.0/24      4777 2497 3356 27986   
  186.67.248.0/24      4777 2516 6762 27986   

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

AS27986   7 More Specifics   7 Total Advertisements   ENTEL CHILE S.A., CL
    152.231.110.0/24              152.231.64.0/18
    152.231.111.0/24              152.231.64.0/18
    181.42.4.0/24                 181.42.0.0/16
    181.42.5.0/24                 181.42.0.0/16
    186.10.137.0/24               186.10.128.0/17
    186.10.138.0/24               186.10.128.0/17
    186.67.248.0/24               186.67.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS27986 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS27986\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-AU4)