marezz@marko ~ $ wget http://keyserver.ubuntu.com:11371/pks/lookup?op=get&search=0x5A9A06AEF9CB8DB0 | apt-key add -
[1] 31421
--2011-04-09 18:50:47--  http://keyserver.ubuntu.com:11371/pks/lookup?op=get
Resolving keyserver.ubuntu.com... 91.189.89.49
Connecting to keyserver.ubuntu.com|91.189.89.49|:11371... gpg: no valid OpenPGP data found.
marezz@marko ~ $ connected.
HTTP request sent, awaiting response... 500 Internal Server Error
2011-04-09 18:50:47 ERROR 500: Internal Server Error.