Fatal error: Connecting to MySQL server 'birch.safesecureweb.com' failed.

You get more information about the problem in our knowledge base: http://www.woltlab.com/help/?code=2005

Information:

error message: Connecting to MySQL server 'birch.safesecureweb.com' failed.
error code: 2005
sql type: MySQLDatabase
sql error: Unknown MySQL server host 'birch.safesecureweb.com' (2)
sql error number: 2005
sql version:
file: /vservers/sprinklertalk/htdocs/wbb/wcf/lib/system/database/MySQLDatabase.class.php (29)
php version: 5.1.6
wcf version: 1.0.11 pl 3 (Horizon)
date: Wed, 16 Apr 2014 19:25:24 +0000
request: /wbb/index.php?form=PostAdd&threadID=4171
referer:

Stacktrace:

#0 /vservers/sprinklertalk/htdocs/wbb/wcf/lib/system/database/Database.class.php(76): MySQLDatabase->connect()
#1 /vservers/sprinklertalk/htdocs/wbb/wcf/lib/system/WCF.class.php(270): Database->__construct(...)
#2 /vservers/sprinklertalk/htdocs/wbb/wcf/lib/system/WCF.class.php(88): WCF->initDB()
#3 /vservers/sprinklertalk/htdocs/wbb/global.php(18): WCF->__construct()
#4 /vservers/sprinklertalk/htdocs/wbb/index.php(13): require_once('/vservers/sprin...')
#5 {main}