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

    "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