My website server and browser

Umm I made my own website and I cant get on it but I cant very late at night but other people I know can so that means I havent got a low server on my site but I have fire fox and it wont let me on it I need to update

It keeps saying

...

Address not found

Bubble-monkeydesigns.uni.cc could not be found. Please check the name and try again.

The browser could not find the host server for the provided address.

* did you make a mistake when typing the domain? (e.g. ww.mozilla.org instead of

http://www.mozilla.org)

* are you certain this domain address exists? its registration may have expired.

* are you unable to browse other sites? check your network connection and dns server settings.

* is your computer or network protected by a firewall or proxy? incorrect settings can interfere with web browsing.

Help

hey your site works on my computer and I'm using firefox
pretty interesting site
your a graphic designer?