#!/bin/bash

DOMAIN=$1
FILE1=/tmp/whois1.txt
FILE2=/tmp/whois2.txt

while [ 1 ]; do
	whois $DOMAIN > $FILE1
	sleep $((60*5))
	whois $DOMAIN > $FILE2
	diff $FILE1 $FILE2
	if [ $? == 1 ]; then
		echo '****** DEGISTI!!! ******'
	fi
done