Whois

ImpSat Argentina IMPSAT-CORP-5-IARG02 (NET-64-76-16-0-1) 64.76.16.0 - 64.76.31.255
Level 3 Parent, LLC LVLT-ORG-64-76 (NET-64-76-0-0-1) 64.76.0.0 - 64.76.255.255
Impsat Argentina-Datacenter IMPTARDC-12 (NET-64-76-23-128-1) 64.76.23.128 - 64.76.23.135

CIDR