I checked my e-mail server ip address but it's not on the list. I have firewall and all network go out through the firewall. So I check out my firewall ip address then I found we are on the list. If you have any firewall, try that.
I found what is problem.
My sever ip address is listed on the spam list.
You better check it out spam database lookup.
http://www.dnsstuff.com/
If you find it, remove your ip from spam list.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.