#err_name_not_resolved

Hi everyone :), I'm really going crazy to configure DNS using Plesk (Centos 6.8) + 1and1: Step 1) I created web spaces in Plesk and created also DNS zones (for each website). Step 2) I created an A record (for each domain) in the 1and1 admin panel to point to the VPS IP (WORKS) Step 3) I...