Email account blocked for more than 24 hours

Email account blocked for more than 24 hours

Dear Sirs,
This email account vendas@construtorarivello.com.br is blocked for more than 24 hours now. We have sent messages to support@zohomail.com but no answer.
This is our sales email and the one we use most.
Please kindly take some action and unblock this email address.
Thanks.