When renting a .co.de domain you get no extra cost even web space for your domain:

• 10 GB of storage space for your homepage (optional more)
• Unlimited Traffic
• PHP 5 / FTP / MySQL 5
• up to 500 free domains
• World-class support by the team .co.de
• Fast and reliable web server
• Forum with great community (user helping users)
• Additional features