Google's ip address works but its domain name does not.

Google's ip address works but its domain name does not.

http://i47.tinypic.com/9ibwo1.png

Also, attempting to log in to Photobucket turns up this error message.

http://i49.tinypic.com/242682t.png

Does anyone know what's going on? I literally can't access Google by typing google.com, http://www.google.com/, or www.google.com into the url bar. Is anyone else experiencing this problem? It's been like this since this morning.