SMTP error from remote mail server after RCPT

cPRex

Jurassic Moderator
Staff member
Oct 19, 2014
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cPanel Access Level
Root Administrator
Hey there! Like the error message states, your server's IP address is listed on several blacklists. We can see more details on that here:


I see your profile states you only have cPanel access to the machine, so you'll want to contact your hosting provider or datacenter to have them check this on their end for you.