This is what I ran across a month or so ago:

http://askleo.com/whats-this-new-anti-spam-policy-about-and-how-will-it-affect-me

Jim

On Jun 10, 2014, at 4:43 PM, KI4TLF <ki4tlf@GMAIL.COM> wrote:

> AOL had their user database hacked and asked ISP's to blacklist their email
> addresses until they were marked as not spam.  All the major one's have.  I
> do know the rules were tightened down on Yahoo email after they got some of
> their users information stolen also.