Spam Resource: All Things Deliverability

It’s pumpkin spice season! Can you feel the chill in the air? Me, neither -- today’s projected high temperature is 77 degrees (F) here in my adopted hometown of Chicago. Nonetheless, now is when savvy email marketers should be preparing for deliverability success ahead of the …

Help! I'm getting mail from MAILER-DAEMON@(various domains) with subject lines like: Delivery Status Notification (Failure), failure notice, Mail delivery failed: returning message to sender, Message Delivery Failure - Mail Delivery System, **Message you sent was blocked by…

I very briefly touched on MailMonitor back in 2020 , but I happened to talk to CEO Adrian Patel recently and so I asked him if he would like to provide an overview of MailMonitor's deliverability tools that I could share with you and the world. Below is what he sent along,…

Need to export a file from Linux via email? Got  uuencode ? Do you even remember  uuencode ? It's how we used to encode files for file sharing, back before you were born. Because I'm old. Here's a handy one-liner that will wrap your file up as a UUEncoded attachment…

Well, Ben Chestnut and Dan Kurzius (who famously funded Mailchimp via their personal credit cards, telling me in the past that they had taken no outside investment or debt) probably can now afford to buy everybody in Atlanta a burger at the Vortex (as they kindly did for for me…

Looking to segment your email database based on ISP? Want to break out separate content or timing for Yahoo Mail versus Microsoft OLC versus Gmail subscribers? I’ve got you covered. Click here to download the full “MAGY” (Microsoft, AOL, Gmail, Yahoo) domain list , and feel fre…

Yahoo is Yahoo again! The entity that runs the servers hosting the mailboxes for AOL and Yahoo is now called Yahoo Inc, as of September 1st, 2021. No more Verizon Media. You can find their updated corporate website here , and you can see that the sale of Yahoo by Verizon Media …

As part of UPC's sale of various assets to Vodafone , I am reliably informed that the domains upcmail.hu, chello.hu, and monornet.hu no longer host email users and should be considered retired. As of this writing, all still have MX records, but any attempts to mail those u…