I have a shared hosting service and this is the first time I am using it for email. It has been 2 weeks and everyday I am getting different mail rejection errors. My provider changed the IP of the server but nothing actually changed (it worked for a day than got blocked) again.
Some popular error I get are;
SMTP error from remote mail server after RCPT TO:: host virusgw.sadecehosting.com [18.104.22.168]: 554 5.7.1 Service unavailable; Client host [22.214.171.124] blocked using zen.spamhaus.org; http://www.spamhaus.org
SMTP error from remote mail server after RCPT TO:: host mail.yucelboru.com.tr [126.96.36.199]: 550 5.7.1 :127.0.0.4:Client host 188.8.131.52 blocked using 87.blocklist.zap; Mail from IP banned. To request remova
SMTP error from remote mail server after initial connection: host smtp2.garanti.com.tr [184.108.40.206]: 554-smtp2.garanti.com.tr\n554 Your access to this mail system has been rejected due to the sending MTA's poor reputation. If you believ
My provider says they fixed it and again it happens...I do not get why? Everyting used to be smooth but now can not figure it out. We have a cPanel connection but I can not manage most of the things...It is a reseller cpanel account.
Any advice would be great.