Anyone know anything about this?

I just recieved this email from Steam support (supposedly).

Dear Steam User,

This is an automated message generated by Steam account administration. It is being sent in response to a query made by a Steam user to discover all account names associated with this CD-key.

Steam account name:

You can use the above account name to log in to Steam. If you can't remember your password, click on the "Retrieve lost account" button on the Steam login screen.

The Steam Support Team

I didn't ask them for help or anything. Anyone else getting this email?