On 01/26/2017 12:22 PM, David Jones wrote: > Anyone know how to get a list of legit mail servers for Yahoo? > They don't publish a good SPF record so I am not able to add > them to my postwhite list. > > # dig yahoo.com txt +short > "v=spf1 redirect=_spf.mail.yahoo.com" > # dig _spf.mail.yahoo.com txt +short > "v=spf1 ptr:yahoo.com ptr:yahoo.net ?all" > > The only way I can think of even coming close is to analyse > my mail logs for clean mail IPs with PTR values ending in > yahoo.com and yahoo.net.
Isn't that what their SPF record does?
