Report for 27876

Name

AS27876 - American Data Networks, CR

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.

27876 AS27876 - American Data Networks, CR

  Adjacency:     2  Upstream:     1  Downstream:     1
  Upstream Adjacent AS list
    AS27908         AS27908 - Tracity Inc., CR
  Downstream Adjacent AS list
    AS264644        AS264644 - INFORMATION TECHNOLOGIES OUTSOURCING, CR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8733  AS27876        ORG+TRN Originate:      13312 /18.30  Transit:        256 /24.00 AS27876 - American Data Networks, CR

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       %
 2755 AS27876       AS27876 - American Data Networks, CR              52     28      8     32     20  38.46%


  Prefix               AS Path                              Aggregation Suggestion
  38.19.109.0/24       4608 7575 1299 27908 27876   
  143.255.29.0/24      4777 2516 1299 27908 27876   
  143.255.31.0/24      4777 2516 1299 27908 27876   
  186.5.160.0/22       4608 7575 1299 27908 27876 + Announce - aggregate of 186.5.160.0/23 (4608 7575 1299 27908 27876) and 186.5.162.0/23 (4608 7575 1299 27908 27876)
  186.5.160.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.161.0/24 (4608 7575 1299 27908 27876)
  186.5.161.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.160.0/24 (4608 7575 1299 27908 27876)
  186.5.162.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.163.0/24 (4608 7575 1299 27908 27876)
  186.5.163.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.162.0/24 (4608 7575 1299 27908 27876)
  186.5.164.0/24       4777 2516 1299 27908 27876   
  186.5.165.0/24       4608 7575 1299 27908 27876   
  186.5.166.0/24       4777 2516 1299 27908 27876   
  186.5.167.0/24       4608 7575 1299 27908 27876   
  186.5.168.0/24       4608 7575 1299 27908 27876   
  186.5.169.0/24       4777 2516 1299 27908 27876   
  186.5.170.0/23       4608 7575 1299 27908 27876 + Announce - aggregate of 186.5.170.0/24 (4608 7575 1299 27908 27876) and 186.5.171.0/24 (4608 7575 1299 27908 27876)
  186.5.170.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.171.0/24 (4608 7575 1299 27908 27876)
  186.5.171.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.170.0/24 (4608 7575 1299 27908 27876)
  186.5.172.0/22       4608 7575 1299 27908 27876 + Announce - aggregate of 186.5.172.0/23 (4608 7575 1299 27908 27876) and 186.5.174.0/23 (4608 7575 1299 27908 27876)
  186.5.172.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.173.0/24 (4608 7575 1299 27908 27876)
  186.5.173.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.172.0/24 (4608 7575 1299 27908 27876)
  186.5.174.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.175.0/24 (4608 7575 1299 27908 27876)
  186.5.175.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 186.5.174.0/24 (4608 7575 1299 27908 27876)
  190.7.192.0/23       4608 7575 1299 27908 27876 + Announce - aggregate of 190.7.192.0/24 (4608 7575 1299 27908 27876) and 190.7.193.0/24 (4608 7575 1299 27908 27876)
  190.7.192.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.193.0/24 (4608 7575 1299 27908 27876)
  190.7.193.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.192.0/24 (4608 7575 1299 27908 27876)
  190.7.194.0/24       4777 2497 1299 27908 27876   
  190.7.195.0/24       4608 7575 1299 27908 27876   
  190.7.196.0/24       4777 2497 1299 27908 27876   
  190.7.197.0/24       4608 7575 1299 27908 27876   
  190.7.198.0/24       4777 2516 1299 27908 27876   
  190.7.199.0/24       4608 7575 1299 27908 27876   
  190.7.200.0/23       4608 7575 1299 27908 27876 + Announce - aggregate of 190.7.200.0/24 (4608 7575 1299 27908 27876) and 190.7.201.0/24 (4608 7575 1299 27908 27876)
  190.7.200.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.201.0/24 (4608 7575 1299 27908 27876)
  190.7.201.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.200.0/24 (4608 7575 1299 27908 27876)
  190.7.202.0/24       4608 7575 1299 27908 27876   
  190.7.203.0/24       4777 2497 1299 27908 27876   
  190.7.204.0/24       4777 2516 1299 27908 27876   
  190.7.205.0/24       4608 7575 1299 27908 27876   
  190.7.206.0/23       4777 2497 1299 27908 27876 + Announce - aggregate of 190.7.206.0/24 (4777 2497 1299 27908 27876) and 190.7.207.0/24 (4777 2497 1299 27908 27876)
  190.7.206.0/24       4777 2497 1299 27908 27876 - Withdrawn - aggregated with 190.7.207.0/24 (4777 2497 1299 27908 27876)
  190.7.207.0/24       4777 2497 1299 27908 27876 - Withdrawn - aggregated with 190.7.206.0/24 (4777 2497 1299 27908 27876)
  190.7.208.0/22       4608 7575 1299 27908 27876 + Announce - aggregate of 190.7.208.0/23 (4608 7575 1299 27908 27876) and 190.7.210.0/23 (4608 7575 1299 27908 27876)
  190.7.208.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.209.0/24 (4608 7575 1299 27908 27876)
  190.7.209.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.208.0/24 (4608 7575 1299 27908 27876)
  190.7.210.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.211.0/24 (4608 7575 1299 27908 27876)
  190.7.211.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.210.0/24 (4608 7575 1299 27908 27876)
  190.7.212.0/24       4777 2497 1299 27908 27876   
  190.7.213.0/24       4608 7575 1299 27908 27876   
  190.7.214.0/24       4777 2516 1299 27908 27876   
  190.7.215.0/24       4608 7575 1299 27908 27876   
  190.7.216.0/21       4608 7575 1299 27908 27876 + Announce - aggregate of 190.7.216.0/22 (4608 7575 1299 27908 27876) and 190.7.220.0/22 (4608 7575 1299 27908 27876)
  190.7.216.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.217.0/24 (4608 7575 1299 27908 27876)
  190.7.217.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.216.0/24 (4608 7575 1299 27908 27876)
  190.7.218.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.219.0/24 (4608 7575 1299 27908 27876)
  190.7.219.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.218.0/24 (4608 7575 1299 27908 27876)
  190.7.220.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.221.0/24 (4608 7575 1299 27908 27876)
  190.7.221.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.220.0/24 (4608 7575 1299 27908 27876)
  190.7.222.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.223.0/24 (4608 7575 1299 27908 27876)
  190.7.223.0/24       4608 7575 1299 27908 27876 - Withdrawn - aggregated with 190.7.222.0/24 (4608 7575 1299 27908 27876)
  198.57.8.0/24        4608 7575 1299 27908 27876   

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

AS27876   52 More Specifics   52 Total Advertisements   AS27876 - American Data Networks, CR
    38.19.109.0/24                38.0.0.0/8
    143.255.29.0/24               143.255.28.0/22
    143.255.31.0/24               143.255.28.0/22
    186.5.160.0/24                186.5.160.0/20
    186.5.161.0/24                186.5.160.0/20
    186.5.162.0/24                186.5.160.0/20
    186.5.163.0/24                186.5.160.0/20
    186.5.164.0/24                186.5.160.0/20
    186.5.165.0/24                186.5.160.0/20
    186.5.166.0/24                186.5.160.0/20
    186.5.167.0/24                186.5.160.0/20
    186.5.168.0/24                186.5.160.0/20
    186.5.169.0/24                186.5.160.0/20
    186.5.170.0/24                186.5.160.0/20
    186.5.171.0/24                186.5.160.0/20
    186.5.172.0/24                186.5.160.0/20
    186.5.173.0/24                186.5.160.0/20
    186.5.174.0/24                186.5.160.0/20
    186.5.175.0/24                186.5.160.0/20
    190.7.192.0/24                190.7.192.0/20
    190.7.193.0/24                190.7.192.0/20
    190.7.194.0/24                190.7.192.0/20
    190.7.195.0/24                190.7.192.0/20
    190.7.196.0/24                190.7.192.0/20
    190.7.197.0/24                190.7.192.0/20
    190.7.198.0/24                190.7.192.0/20
    190.7.199.0/24                190.7.192.0/20
    190.7.200.0/24                190.7.192.0/20
    190.7.201.0/24                190.7.192.0/20
    190.7.202.0/24                190.7.192.0/20
    190.7.203.0/24                190.7.192.0/20
    190.7.204.0/24                190.7.192.0/20
    190.7.205.0/24                190.7.192.0/20
    190.7.206.0/24                190.7.192.0/20
    190.7.207.0/24                190.7.192.0/20
    190.7.208.0/24                190.7.208.0/20
    190.7.209.0/24                190.7.208.0/20
    190.7.210.0/24                190.7.208.0/20
    190.7.211.0/24                190.7.208.0/20
    190.7.212.0/24                190.7.208.0/20
    190.7.213.0/24                190.7.208.0/20
    190.7.214.0/24                190.7.208.0/20
    190.7.215.0/24                190.7.208.0/20
    190.7.216.0/24                190.7.208.0/20
    190.7.217.0/24                190.7.208.0/20
    190.7.218.0/24                190.7.208.0/20
    190.7.219.0/24                190.7.208.0/20
    190.7.220.0/24                190.7.208.0/20
    190.7.221.0/24                190.7.208.0/20
    190.7.222.0/24                190.7.208.0/20
    190.7.223.0/24                190.7.208.0/20
    198.57.8.0/24                 198.57.8.0/21

Whois Entry

whois: 402603

IANA has recorded AS27876 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27876\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded