FAQ

Just a very, very short post with links to the Yahoo and Google requirements FAQs. Given I can’t ever remember them I’m guessing lots of y’all can’t either. Yahoo: https://senders.yahooinc.com/best-practices/ Google: https://support.google.com/a/answer/14229414

Another day, another ESP telling a client to publish a SPF include for the wrong domain. It shouldn’t annoy me, really. It’s mostly harmless and it’s just an extra DNS look up for most companies. Heck, we followed Mailchimp’s advice and added their include to our bare root domain and it’s not really a huge deal for companies with only a couple SaaS providers. Still, it’s an incorrect recommendation and it does cause problems for some senders who are using multiple SaaS providers and Google. Both Steve and I have written different posts about SPF over the years. In fact, the Authenticating with SPF: -all or ~all post is the most visited post on the blog. I’ve even written almost this same post, pointing out that a lot of ESPs have bad recommendations for SPF records. Steve’s written about the technical ins and outs of SPF records in DNS and…

(Copied and lightly edited from a Facebook post) It occurred to me as I was commenting elsewhere that there is a lot of confusion about domains / subdomains and where they’re used in emails.I get confused when people talk about ‘domain reputation’ because I have at least 4 distinct places where domains show up in an email that heavily influence delivery. But a lot of other folks talk about domain reputation as a single thing. I can never work out which place they’re talking about and thus find it difficult to comment on the domain reputation. Domain Types: SPF domainDKIM domainVisible From domainURL / Image hosting domains SPF is the Envelope From / Return Path / Bounce domain / 5321.from. The end user does not see this domain unless they go look for it. It is the domain that is checked by SPF and the one that must match the…