Hacker or blizzard?

okay i got this email, and i don't know if it's really from you guys or from a hacker who wants my account

here it comes

Greetings,

This is an automated notification sent from our account security system. You logined your account successfully at 2:41 on Jun. 30th form the 207.29.143.* IP range. According to the report of many players, we found that the account published spam information in the game which harassed other users seriously. This action has violated the EULA.

As too many customers' complaints, the IP range above has been blacklisted. We are concerned about whether your account has been stolen. In order to guarantee the legitimacy of your account, we need you check your account status as soon as possible.

To do so, simply click here:

https://www.battle.net/account/support/login-support.xml

Blizzard staff will verify your account information submitted in two days, please do not modify your account information and password during this time . It will not affect your game uptime.

For more information, click here for answers to Frequently Asked Questions or to contact the Blizzard Billing & Account Services team.

Regards,

Account Administration
Blizzard Entertainment
Online Privacy Policy



And the sender is: wowaccountadmin@blizzard.com (noreply@blizzard.com)

So? help!?