Report for 27665

Name

Columbus Communications Trinidad Limited., TT

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.

27665 Columbus Communications Trinidad Limited., TT

  Adjacency:    10  Upstream:     1  Downstream:     9
  Upstream Adjacent AS list
    AS23520         LIBERTY-NETWORKS - Columbus Networks USA, Inc., US
  Downstream Adjacent AS list
    AS27800         Digicel Trinidad and Tobago Ltd., TT
    AS61478         AIR LINK COMMUNICATIONS, TT
    AS270040        TRICO INDUSTRIES LIMITED, TT
    AS14789         CLOUDFLARENET - Cloudflare, Inc., US
    AS26317         Lisa Communications Ltd, TT
    AS263222        RVR INTERNATIONAL LIMITED, TT
    AS46764         UWI-OPEN-CAMPUS - University of the West Indies, BB
    AS28067         The University of the West IndiesSt Augustine Camp, TT
    AS27789         GREENDOT, TT

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1617  AS27665        ORG+TRN Originate:     148736 /14.82  Transit:      76288 /15.78 Columbus Communications Trinidad Limited., TT

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       %
 3763 AS27665       Columbus Communications Trinidad Limited., TT     40     24     10     26     14  35.00%


  Prefix               AS Path                              Aggregation Suggestion
  131.100.160.0/22     4777 2516 6830 23520 27665   
  138.59.24.0/22       4777 2516 6830 23520 27665   
  143.0.172.0/22       4777 2516 6830 23520 27665   
  161.0.224.0/19       4777 2516 6830 23520 27665 + Announce - aggregate of 161.0.224.0/20 (4777 2516 6830 23520 27665) and 161.0.240.0/20 (4777 2516 6830 23520 27665)
  161.0.224.0/20       4777 2516 6830 23520 27665 - Withdrawn - aggregated with 161.0.240.0/20 (4777 2516 6830 23520 27665)
  161.0.240.0/20       4777 2516 6830 23520 27665 - Withdrawn - aggregated with 161.0.224.0/20 (4777 2516 6830 23520 27665)
  179.0.28.0/24        4777 2516 6830 23520 27665   
  181.188.0.0/20       4777 2516 6830 23520 27665   
  181.188.16.0/20      4777 2516 6762 23520 27665   
  181.188.32.0/19      4777 2516 6830 23520 27665 + Announce - aggregate of 181.188.32.0/20 (4777 2516 6830 23520 27665) and 181.188.48.0/20 (4777 2516 6830 23520 27665)
  181.188.32.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 181.188.48.0/20 (4777 2516 6830 23520 27665)
  181.188.48.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 181.188.32.0/20 (4777 2516 6830 23520 27665)
  181.188.64.0/18      4777 2516 6762 23520 27665 + Announce - aggregate of 181.188.64.0/19 (4777 2516 6762 23520 27665) and 181.188.96.0/19 (4777 2516 6762 23520 27665)
  181.188.64.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 181.188.80.0/20 (4777 2516 6762 23520 27665)
  181.188.80.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 181.188.64.0/20 (4777 2516 6762 23520 27665)
  181.188.96.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 181.188.112.0/20 (4777 2516 6762 23520 27665)
  181.188.112.0/20     4777 2516 6762 23520 27665 - Withdrawn - aggregated with 181.188.96.0/20 (4777 2516 6762 23520 27665)
  190.6.224.0/20       4777 2516 6830 23520 27665   
  190.83.128.0/20      4777 2516 6762 23520 27665   
  190.83.144.0/20      4777 2516 6830 23520 27665   
  190.83.160.0/19      4777 2516 6830 23520 27665 + Announce - aggregate of 190.83.160.0/20 (4777 2516 6830 23520 27665) and 190.83.176.0/20 (4777 2516 6830 23520 27665)
  190.83.160.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.83.176.0/20 (4777 2516 6830 23520 27665)
  190.83.176.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.83.160.0/20 (4777 2516 6830 23520 27665)
  190.83.192.0/19      4777 2516 6830 23520 27665 + Announce - aggregate of 190.83.192.0/20 (4777 2516 6830 23520 27665) and 190.83.208.0/20 (4777 2516 6830 23520 27665)
  190.83.192.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.83.208.0/20 (4777 2516 6830 23520 27665)
  190.83.208.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.83.192.0/20 (4777 2516 6830 23520 27665)
  190.83.224.0/20      4777 2516 6830 23520 27665   
  190.83.240.0/20      4777 2516 6762 23520 27665   
  190.213.0.0/20       4777 2516 6830 23520 27665   
  190.213.16.0/20      4777 2516 6762 23520 27665   
  190.213.32.0/19      4777 2516 6762 23520 27665 + Announce - aggregate of 190.213.32.0/20 (4777 2516 6762 23520 27665) and 190.213.48.0/20 (4777 2516 6762 23520 27665)
  190.213.32.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 190.213.48.0/20 (4777 2516 6762 23520 27665)
  190.213.48.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 190.213.32.0/20 (4777 2516 6762 23520 27665)
  190.213.64.0/19      4777 2516 6762 23520 27665 + Announce - aggregate of 190.213.64.0/20 (4777 2516 6762 23520 27665) and 190.213.80.0/20 (4777 2516 6762 23520 27665)
  190.213.64.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 190.213.80.0/20 (4777 2516 6762 23520 27665)
  190.213.80.0/20      4777 2516 6762 23520 27665 - Withdrawn - aggregated with 190.213.64.0/20 (4777 2516 6762 23520 27665)
  190.213.96.0/19      4777 2516 6830 23520 27665 + Announce - aggregate of 190.213.96.0/20 (4777 2516 6830 23520 27665) and 190.213.112.0/20 (4777 2516 6830 23520 27665)
  190.213.96.0/20      4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.112.0/20 (4777 2516 6830 23520 27665)
  190.213.112.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.96.0/20 (4777 2516 6830 23520 27665)
  190.213.128.0/20     4777 2516 6762 23520 27665   
  190.213.144.0/20     4777 2516 6830 23520 27665   
  190.213.160.0/19     4777 2516 6830 23520 27665 + Announce - aggregate of 190.213.160.0/20 (4777 2516 6830 23520 27665) and 190.213.176.0/20 (4777 2516 6830 23520 27665)
  190.213.160.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.176.0/20 (4777 2516 6830 23520 27665)
  190.213.176.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.160.0/20 (4777 2516 6830 23520 27665)
  190.213.192.0/18     4777 2516 6830 23520 27665 + Announce - aggregate of 190.213.192.0/19 (4777 2516 6830 23520 27665) and 190.213.224.0/19 (4777 2516 6830 23520 27665)
  190.213.192.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.208.0/20 (4777 2516 6830 23520 27665)
  190.213.208.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.192.0/20 (4777 2516 6830 23520 27665)
  190.213.224.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.240.0/20 (4777 2516 6830 23520 27665)
  190.213.240.0/20     4777 2516 6830 23520 27665 - Withdrawn - aggregated with 190.213.224.0/20 (4777 2516 6830 23520 27665)
  200.1.104.0/21       4777 2516 6830 23520 27665   

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

AS27665   34 More Specifics   40 Total Advertisements   Columbus Communications Trinidad Limited., TT
    161.0.224.0/20                161.0.224.0/19
    161.0.240.0/20                161.0.224.0/19
    181.188.0.0/20                181.188.0.0/17
    181.188.16.0/20               181.188.0.0/17
    181.188.32.0/20               181.188.0.0/17
    181.188.48.0/20               181.188.0.0/17
    181.188.64.0/20               181.188.0.0/17
    181.188.80.0/20               181.188.0.0/17
    181.188.96.0/20               181.188.0.0/17
    181.188.112.0/20              181.188.0.0/17
    190.83.128.0/20               190.83.128.0/17
    190.83.144.0/20               190.83.128.0/17
    190.83.160.0/20               190.83.128.0/17
    190.83.176.0/20               190.83.128.0/17
    190.83.192.0/20               190.83.128.0/17
    190.83.208.0/20               190.83.128.0/17
    190.83.224.0/20               190.83.128.0/17
    190.83.240.0/20               190.83.128.0/17
    190.213.0.0/20                190.213.0.0/18
    190.213.16.0/20               190.213.0.0/18
    190.213.32.0/20               190.213.0.0/18
    190.213.48.0/20               190.213.0.0/18
    190.213.64.0/20               190.213.64.0/18
    190.213.80.0/20               190.213.64.0/18
    190.213.96.0/20               190.213.64.0/18
    190.213.112.0/20              190.213.64.0/18
    190.213.128.0/20              190.213.128.0/17
    190.213.144.0/20              190.213.128.0/17
    190.213.160.0/20              190.213.128.0/17
    190.213.176.0/20              190.213.128.0/17
    190.213.192.0/20              190.213.128.0/17
    190.213.208.0/20              190.213.128.0/17
    190.213.224.0/20              190.213.128.0/17
    190.213.240.0/20              190.213.128.0/17

Whois Entry

whois: 402332

IANA has recorded AS27665 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27665\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded