mx.google.com rejected your message to the following email addresses:
[email protected] (support-[email protected]22bet.com)
The address you sent your message to wasn't found at the destination domain.
This is the message I got when trying to contact the sites support through the email address posted on your site, Also when trying to contact them through the Contact Us section of their site nothing happens when clicking the send message button. So there is No way to contact them!