Can't not receive email from customer

This thread is now archived and closed to new comments.
Some of the links and information provided in this thread may no longer be available or relevant.
If you have a question please post a new topic.

My company can not receive any email from Jeans West Corporation Australia P/L since yesterday. But I can send email to Jeans West successfully. Please help me to solve this problem.

My company domain: znztrading.com.au

Jeans West domain: jeanswest.com.au