Registry URL from IANA WHOIS

www-whois.sh

#!/bin/bash

filename="$HOME/zonefiles/tlds.txt"
server="whois.iana.org"

while read tld; do
    url=`whois -h "$server" $tld | grep remarks |grep http| awk -F\  '{print $NF}'`
    if [ "$url" ]; then
       echo -n $tld
       echo -n " "
       echo $url
    fi
done < $filename