Yes. There are a few thins you should know, before ordering such a domain name.
Mozilla (Firefox 0.8) is known to support these domain names without the need for a 3rd party plug-in. Internet Explorer (all versions) requires a special plug-in in order to process and use these domain names. See
www.idnnow.com for more information on this plug-in.
Note: If your target group of visitors is expected to be using Internet Explorer or another browser not capable of using these domain names, without a plug-in, you would do best with a regular domain name for now.
At lower levels of our services, your domain name will be known as it's ASCII name, e.g.:
xn--2fe-domain.com. This is the name, the DNS and webservers identifies your domain by.