Am 04.04.2014 15:48, schrieb Germain: > Accordingly, I've defined one email account for each one: > webcont...@site-one.com and webcont...@site-two.com. > > Unfortunately when I'm doing the tests with MultiRBL.valli.org, my IP is > ONLY blacklisted on V4BL.org with the following sentence: > > Your email is from domain "site-one.com", this IP is from domain > "site-two.com". > IP "xx.xxx.xxx.xxx" remain listed because: > - The underlying domain ("site-two.com") lacks credibility. > - The FQDN is not seen in proper SMTP FQDN format: It lacks the <hostname> > part.
you need a PTR record which needs to match the A-record of your IP and for the sake of a clean setup "myhostname" in main.cf or at least "smtp_helo_name" should match that too http://www.emailtalk.org/ptr.aspx this is one of the *basic* setups before install a mailserver > What do you suggest me to resolve this issue ? I can provide my main.conf > file for examination! > > Thanks in advance for your appreciated help, > Germain > > PS: as you imagine, I can't afford two dedicated servers right now... you can host 100, 200, 1000 domains on one server and IP and so the subject has nothing to do with your problem above