#!/bin/bash
url="https://www.duckdns.org/update?domains=$1&token=$2&ip="
result=$(curl $url -k -s)
if [ $result = 'OK' ] ; then
    echo $(date) DuckDNS \($1.duckdns.org\) updated sucessfully.
else
    echo $(date) DuckDNS \($1.duckdns.org\) update FAILURE!
fi