Report for 27823

Name

AS27823 - Dattatec.com, AR

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.

27823 AS27823 - Dattatec.com, AR

  Adjacency:     5  Upstream:     4  Downstream:     1
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS263693        AS263693 - WICORP SA, AR
    AS7303          AS7303 - Telecom Argentina S.A., AR
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS263693        AS263693 - WICORP SA, AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4137  AS27823        ORG+TRN Originate:      55808 /16.23  Transit:       1024 /22.00 AS27823 - Dattatec.com, AR

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       %
  760 AS27823       AS27823 - Dattatec.com, AR                       114     95      9     28     86  75.44%


  Prefix               AS Path                              Aggregation Suggestion
  66.97.32.0/20        4777 2516 3356 27823   
  66.97.32.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.33.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.34.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.35.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.36.0/24        4608 7575 1299 12956 22927 7303 27823   
  66.97.37.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.38.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.39.0/24        4608 7575 1299 12956 22927 7303 27823   
  66.97.41.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.42.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.43.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.44.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.45.0/24        4608 7575 1299 12956 22927 263693 27823   
  66.97.46.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  66.97.47.0/24        4777 2516 3356 27823 - Withdrawn - matching aggregate 66.97.32.0/20 4777 2516 3356 27823
  138.36.236.0/22      4777 2516 3356 27823 27823 27823 27823 27823 27823 27823   
  138.36.236.0/22      4777 2516 3356 27823 + Announce - aggregate of 138.36.236.0/23 (4777 2516 3356 27823) and 138.36.238.0/23 (4777 2516 3356 27823)
  138.36.236.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.36.237.0/24 (4777 2516 3356 27823)
  138.36.237.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.36.236.0/24 (4777 2516 3356 27823)
  138.36.238.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.36.239.0/24 (4777 2516 3356 27823)
  138.36.239.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.36.238.0/24 (4777 2516 3356 27823)
  138.219.40.0/22      4777 2516 3356 27823 27823 27823 27823 27823 27823 27823   
  138.219.40.0/22      4777 2516 3356 27823 + Announce - aggregate of 138.219.40.0/23 (4777 2516 3356 27823) and 138.219.42.0/23 (4777 2516 3356 27823)
  138.219.40.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.219.41.0/24 (4777 2516 3356 27823)
  138.219.41.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.219.40.0/24 (4777 2516 3356 27823)
  138.219.42.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.219.43.0/24 (4777 2516 3356 27823)
  138.219.43.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 138.219.42.0/24 (4777 2516 3356 27823)
  149.50.128.0/19      4777 2516 3356 27823 27823 27823 27823 27823 27823 27823   
  149.50.128.0/20      4777 2516 3356 27823 + Announce - aggregate of 149.50.128.0/21 (4777 2516 3356 27823) and 149.50.136.0/21 (4777 2516 3356 27823)
  149.50.128.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.129.0/24 (4777 2516 3356 27823)
  149.50.129.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.128.0/24 (4777 2516 3356 27823)
  149.50.130.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.131.0/24 (4777 2516 3356 27823)
  149.50.131.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.130.0/24 (4777 2516 3356 27823)
  149.50.132.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.133.0/24 (4777 2516 3356 27823)
  149.50.133.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.132.0/24 (4777 2516 3356 27823)
  149.50.134.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.135.0/24 (4777 2516 3356 27823)
  149.50.135.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.134.0/24 (4777 2516 3356 27823)
  149.50.136.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.137.0/24 (4777 2516 3356 27823)
  149.50.137.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.136.0/24 (4777 2516 3356 27823)
  149.50.138.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.139.0/24 (4777 2516 3356 27823)
  149.50.139.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.138.0/24 (4777 2516 3356 27823)
  149.50.140.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.141.0/24 (4777 2516 3356 27823)
  149.50.141.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.140.0/24 (4777 2516 3356 27823)
  149.50.142.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.143.0/24 (4777 2516 3356 27823)
  149.50.143.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.142.0/24 (4777 2516 3356 27823)
  149.50.144.0/21      4777 2516 3356 27823 + Announce - aggregate of 149.50.144.0/22 (4777 2516 3356 27823) and 149.50.148.0/22 (4777 2516 3356 27823)
  149.50.144.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.145.0/24 (4777 2516 3356 27823)
  149.50.145.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.144.0/24 (4777 2516 3356 27823)
  149.50.146.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.147.0/24 (4777 2516 3356 27823)
  149.50.147.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.146.0/24 (4777 2516 3356 27823)
  149.50.148.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.149.0/24 (4777 2516 3356 27823)
  149.50.149.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.148.0/24 (4777 2516 3356 27823)
  149.50.150.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.151.0/24 (4777 2516 3356 27823)
  149.50.151.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.150.0/24 (4777 2516 3356 27823)
  149.50.158.0/23      4777 2516 3356 27823 + Announce - aggregate of 149.50.158.0/24 (4777 2516 3356 27823) and 149.50.159.0/24 (4777 2516 3356 27823)
  149.50.158.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.159.0/24 (4777 2516 3356 27823)
  149.50.159.0/24      4777 2516 3356 27823 - Withdrawn - aggregated with 149.50.158.0/24 (4777 2516 3356 27823)
  149.78.131.0/24      4777 2497 174 27823    
  168.181.184.0/22     4777 2516 3356 27823   
  168.181.184.0/24     4777 2516 3356 27823 - Withdrawn - matching aggregate 168.181.184.0/22 4777 2516 3356 27823
  168.181.186.0/24     4777 2516 3356 27823 - Withdrawn - matching aggregate 168.181.184.0/22 4777 2516 3356 27823
  168.181.187.0/24     4777 2516 3356 27823 - Withdrawn - matching aggregate 168.181.184.0/22 4777 2516 3356 27823
  168.197.48.0/22      4777 2516 3356 27823   
  168.197.48.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 168.197.48.0/22 4777 2516 3356 27823
  168.197.49.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 168.197.48.0/22 4777 2516 3356 27823
  168.197.51.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 168.197.48.0/22 4777 2516 3356 27823
  179.43.112.0/20      4777 2516 3356 27823   
  179.43.112.0/24      4608 7575 1299 12956 22927 7303 27823   
  179.43.113.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.114.0/24      4608 7575 1299 12956 22927 263693 27823   
  179.43.115.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.116.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.117.0/24      4608 7575 1299 12956 22927 7303 27823   
  179.43.118.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.119.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.120.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.121.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.122.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.123.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.124.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.125.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.126.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  179.43.127.0/24      4777 2516 3356 27823 - Withdrawn - matching aggregate 179.43.112.0/20 4777 2516 3356 27823
  181.13.244.0/24      4777 2516 3356 27823   
  200.45.208.0/24      4777 2516 3356 27823   
  200.58.96.0/19       4777 2516 3356 27823   
  200.58.96.0/20       4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 + Announce - aggregate of 200.58.96.0/21 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823) and 200.58.104.0/21 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.96.0/24       4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.97.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.97.0/24       4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.96.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.98.0/24       4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.99.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.99.0/24       4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.98.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.100.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.101.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.101.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.100.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.102.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.103.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.103.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.102.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.104.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.105.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.105.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.104.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.106.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.107.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.107.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.106.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.108.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.109.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.109.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.108.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.110.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.111.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.111.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.110.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.112.0/24      4777 2516 1299 12956 22927 22927 22927 263693 27823   
  200.58.113.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823   
  200.58.114.0/23      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 + Announce - aggregate of 200.58.114.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823) and 200.58.115.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.114.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.115.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.115.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.114.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.116.0/22      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 + Announce - aggregate of 200.58.116.0/23 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823) and 200.58.118.0/23 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.116.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.117.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.117.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.116.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.118.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.119.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.119.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.118.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.120.0/21      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 + Announce - aggregate of 200.58.120.0/22 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823) and 200.58.124.0/22 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.120.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.121.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.121.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.120.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.122.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.123.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.123.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.122.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.124.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.125.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.125.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.124.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.126.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.127.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)
  200.58.127.0/24      4608 7575 1299 12956 22927 7303 27823 27823 27823 27823 - Withdrawn - aggregated with 200.58.126.0/24 (4608 7575 1299 12956 22927 7303 27823 27823 27823 27823)

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

AS27823   107 More Specifics   114 Total Advertisements   AS27823 - Dattatec.com, AR
    66.97.32.0/24                 66.97.32.0/20
    66.97.33.0/24                 66.97.32.0/20
    66.97.34.0/24                 66.97.32.0/20
    66.97.35.0/24                 66.97.32.0/20
    66.97.36.0/24                 66.97.32.0/20
    66.97.37.0/24                 66.97.32.0/20
    66.97.38.0/24                 66.97.32.0/20
    66.97.39.0/24                 66.97.32.0/20
    66.97.41.0/24                 66.97.32.0/20
    66.97.42.0/24                 66.97.32.0/20
    66.97.43.0/24                 66.97.32.0/20
    66.97.44.0/24                 66.97.32.0/20
    66.97.45.0/24                 66.97.32.0/20
    66.97.46.0/24                 66.97.32.0/20
    66.97.47.0/24                 66.97.32.0/20
    138.36.236.0/24               138.36.236.0/22
    138.36.237.0/24               138.36.236.0/22
    138.36.238.0/24               138.36.236.0/22
    138.36.239.0/24               138.36.236.0/22
    138.219.40.0/24               138.219.40.0/22
    138.219.41.0/24               138.219.40.0/22
    138.219.42.0/24               138.219.40.0/22
    138.219.43.0/24               138.219.40.0/22
    149.50.128.0/19               149.50.0.0/16
    149.50.128.0/24               149.50.0.0/16
    149.50.129.0/24               149.50.0.0/16
    149.50.130.0/24               149.50.0.0/16
    149.50.131.0/24               149.50.0.0/16
    149.50.132.0/24               149.50.0.0/16
    149.50.133.0/24               149.50.0.0/16
    149.50.134.0/24               149.50.0.0/16
    149.50.135.0/24               149.50.0.0/16
    149.50.136.0/24               149.50.0.0/16
    149.50.137.0/24               149.50.0.0/16
    149.50.138.0/24               149.50.0.0/16
    149.50.139.0/24               149.50.0.0/16
    149.50.140.0/24               149.50.0.0/16
    149.50.141.0/24               149.50.0.0/16
    149.50.142.0/24               149.50.0.0/16
    149.50.143.0/24               149.50.0.0/16
    149.50.144.0/24               149.50.0.0/16
    149.50.145.0/24               149.50.0.0/16
    149.50.146.0/24               149.50.0.0/16
    149.50.147.0/24               149.50.0.0/16
    149.50.148.0/24               149.50.0.0/16
    149.50.149.0/24               149.50.0.0/16
    149.50.150.0/24               149.50.0.0/16
    149.50.151.0/24               149.50.0.0/16
    149.50.158.0/24               149.50.0.0/16
    149.50.159.0/24               149.50.0.0/16
    149.78.131.0/24               149.78.0.0/16
    168.181.184.0/24              168.181.184.0/22
    168.181.186.0/24              168.181.184.0/22
    168.181.187.0/24              168.181.184.0/22
    168.197.48.0/24               168.197.48.0/22
    168.197.49.0/24               168.197.48.0/22
    168.197.51.0/24               168.197.48.0/22
    179.43.112.0/24               179.43.112.0/20
    179.43.113.0/24               179.43.112.0/20
    179.43.114.0/24               179.43.112.0/20
    179.43.115.0/24               179.43.112.0/20
    179.43.116.0/24               179.43.112.0/20
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    181.13.244.0/24               181.8.0.0/13
    200.45.208.0/24               200.45.0.0/16
    200.58.96.0/24                200.58.96.0/20
    200.58.97.0/24                200.58.96.0/20
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    200.58.126.0/24               200.58.112.0/20
    200.58.127.0/24               200.58.112.0/20

Whois Entry

whois: 402603

IANA has recorded AS27823 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27823\n             % IP Client: 2401:2000:6660::13
              
             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
             
             % LACNIC resource: whois.lacnic.net
             
             
             % Copyright LACNIC lacnic.net
             %  The data below is provided for information purposes
             %  and to assist persons in obtaining information about or
             %  related to AS and IP numbers registrations
             %  By submitting a whois query, you agree to use this data
             %  only for lawful purposes.
             %  2026-06-09 00:16:02 (-03 -03:00)
             
             aut-num:     AS27823
             owner:       Dattatec.com
             ownerid:     AR-DATT-LACNIC
             responsible: Guillermo Tornatore
             address:     Cordoba, 3753, 
             address:     2000 - Rosario - SF
             country:     AR
             phone:       +54 341 4360555
             owner-c:     GUT
             routing-c:   GUT
             abuse-c:     GUT
             created:     20060512
             changed:     20060512
             
             nic-hdl:     GUT
             person:      Hostmar ISP
             e-mail:      ipmaster@hostmar.com
             address:     Cordoba, 3753, 
             address:     2000 - Rosario - SF
             country:     AR
             phone:       +54 341 4360555
             created:     20040506
             changed:     20220311
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.