Spam Resource: All Things Deliverability
I'm Al Iverson, and I've been working in email technology for a good long while now. My areas of expertise? Email deliverability, SPF + DKIM + DMARC email authentication, email marketing best practices, dealing with blocklists, stopping spam and more. This blog (which now includes an email newsletter) began in 2001, and here we are, more than 1500 articles and over 4 million page views later. I hope you find this resource useful and thank you for reading!
Have you ever run across the domains onmicrosoft.com and gappssmtp.com in email headers before? Wondering what they are for and why they are there? Read on! In this modern age wh…
It's great to see folks writing about DMARC and how important it is to email security and deliverability. It's especially wonderful to have been given the chance to inclu…
Hard to believe that it's been nearly fourteen years since Holomaxx sued various spam filterers and internet service providers , alleging that their mail was being unfairly f…
Oof, stories like this one make me want to cry . Sounds like emails from the Michigan Lottery were going to the spam folder. Hey, whoever's in charge of that, my recommendati…
Do you block email signup attempts from role accounts? If not, I think you should consider it. What's a role account, you might ask? It's an email that has a username par…
Chip House is an executive and growth leader with over 25 years of leading marketing and customer success teams in fast-paced, B2B SaaS companies. He is Chief Marketing Officer f…
Who hosts what mail? MBP Spotlight is the series here at Spam Resource where I’ll share ranking data for the top mailbox providers (including B2B) based on where they fall in t…
Buttondown provides “Newsletter software for people like you” — it’s a cool and easy to use email newsletter platform created and managed by Justin Duke . He was kind enough to s…
Intuit's Mailchimp is a leading marketing platform for small businesses that "empower[s] millions of customers around the world to build their brands and grow their com…
It seems like a good day to decode another deliverability acronym. It's DELIVTERMS! The annoyingly random ongoing feature from Spam Resource, where we explain all those conf…
Bleeping Computer’s Sergiu Gatlan reports on a dire DMARC warning from the US National Security Agency (NSA): It seems that North Korea loves to send phishing emails, and they se…
Who hosts what mail? MBP Spotlight is the series here at Spam Resource where I’ll share ranking data for the top mailbox providers (including B2B) based on where they fall in th…