getEmail.sh

#!/usr/bin/env bash

reg=`echo $1 | nc whois.verisign-grs.com 43 | grep "Registrar WHOIS" | awk '{print $4}' | sed -e 's/.$//'`

emails=$(echo "$1" | nc $reg 43 | grep "@" | awk '{print $NF}')

list=$1

for i in $emails
do
	list=$list,$i
done

echo $list