On Fri, Mar 11, 2016 at 11:38:13AM -0700, @lbutlr wrote: > > You have some sort of proxy in front of your Postfix server. The > > proxy may be blocking Yahoo's servers. > > That is postscreen, which has a 4 or 5 second delay for new connections > however, that connection would be logged, wouldn’t it?
Well, the IP address of the Yahoo host would be logged, yes. They may not be willing to wait the 5 seconds. > The only instances of yahoo.com I see in the logs are faked email addresses > from Russian domains You're looking for the domain, not the IP addresses of the outbound hosts. -- Viktor.