Not able to receive mail from other mail ID

Hi,

I have a domain named austinplywood.co.in. I am able to send mail to other mail IDs but not able to receive mails from other IDs. Whenever trying to send mail to my ID its showing the following message.

Delivery to the following recipient failed permanently:

     abhishek.khetan@austinplywood.

Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain austinplywood.co.in by us2.mx1.mailhostbox.com. [208.91.199.205].

The error that the other server returned was:
550-5.1.1 <abhishek.khetan@>: Recipient address rejected: User unknown in virtual alias table
550 5.1.1 Please see http://support.mailhostbox. for explanation of the problem.

----- Original message -----

DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=20120113;

Pl. help me to resolve the issue.