Task:

Create script which accepts domain name as argument. In output it should display list of A, NS and MX records. For all A records resolve PTR and also display them.

Solution:

This script accepts domain name as argument. In output displays list of A, NS and MX records. For all A records resolve PTR and also display them. You need to send an argument to this script with the name of the domain:

./task10.sh  griddynamics.com