Spam Resource: All Things Deliverability

If you've ever wondered how long I've been in the email game, the answer is: a while. I've been working in and writing about email deliverability for more than twenty…

It's Friday! Time to take a break from DMARC dilemmas and deliverability disasters to enjoy something truly vital: Technotronic and their magnum opus: Pump Up the Jam . Techn…

A friend sent me the following question the other day: “Hi Al! How are you? I have one client who wants to send an email to more than 600,000 recipients who have already opted-ou…

Virgin Media (UK) is a British telecommunications company which provides telephone, television and internet services in the United Kingdom. The current version of this entity tr…

This week, I received a notification from Google letting me know that one of my old test accounts is on the chopping block. According to the alert, the account hasn’t been used i…

Google just announced that end-to-end encryption (E2EE) is now available for Gmail for business users. According to Google's official announcement , this new feature is being…

Validity, data quality and email marketing solutions provider founded in 2018, perhaps most well known in the deliverability space for their email deliverability monitoring platf…

Hello again! I’ve talked a lot this week about the updated Microsoft sender requirements (and updated my bulk sender compliance guide), and so I thought it would helpful to share…

In light of Microsoft’s recent release of updated email sender requirements , I thought it would be handy to share an updated list of all of the consumer domains under the “MAGY”…

Hey there, those of you out there in postmaster-land, maintaining inbound mail servers for mailbox providers or spam filtering/security services! Apple is updating their email in…

Here it is, the 2025 Spam Resource MAGY (Microsoft, Apple, Google, Yahoo) Bulk Sender Compliance Guide. This contains almost everything you need to know (I think? I hope?) about …

Deliverability is ever-evolving. Another day, another major mailbox provider raising the bar for bulk email senders. This time it's Microsoft tightening things up for their O…

Let’s take a little stroll down email memory lane. In the pre-CAN-SPAM era, when dial-up was still a thing and some people paid by the minute for internet access (remember that?)…

The Verge is reporting that the team behind Thunderbird, the open-source email client managed by MZLA Technologies Corporation (a subsidiary of nonprofit organization Mozilla ),…

There's an online tester out there (I'm not sure which one) that seems to be flagging Salesforce Marketing Cloud infrastructure as having an open relaying mail server . T…