Hi, I get this error when sending email out from any of my @skyclaim.net email addresses. Only a few recipients seem to be able to get my emails. Please can you help me unblock my account or fix this issue. I am reliant on ZOHO for my emails.
Delivery to the following recipient failed permanently:
Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the relay
smtp.zoho.com
[165.254.168.48].
The error that the other server returned was:
554 5.1.8 Sender Address Blocked