A temporary local problem usually means the server is having problems with DNS resolution.
Log into your server and try the dig command to make sure your server's DNS resolution is working.
Jeff
$ man dig[/i]
You don't type the [i]$[/i]; it's there to let you know you don't have to be root to run this command.
You may want to buy a good systems administration book :). That's what I did (admittedly, almost 30 years ago).
Jeff