After I recently blogged about all of the different email render test tools I know about (including Testi@ ), HTML Email Developer David Gutierrez reached out to share something he built for t…
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Here's a cool tool that a colleague at Valimail created recently, and if you care about protecting against people spoofing your emails through lookalike domains, I think you…
Groups.io is a provider of email discussion group hosting that has been around a good long while ( launched in 2014 ) and serves up rather a lot of email. That gives them insigh…
Swaks has long been my favorite quick and dirty tool for poking at mail servers. It's powerful, flexible, scriptable, and it doesn't hide anything behind a shiny GUI. I f…
If you're an email developer or marketer, you know how tricky it can be to get your emails to look right across all the different email clients. Enter Can I Email , an essent…
If you’re curious which ESP or marketing automation platform just sent you a given email message, here are three easy things you can try. First, try the ESP Finder tool from Send…
If you're working on implementing a BIMI (Brand Indicators for Message Identification) logo for your email domain, congratulations! BIMI is an excellent way to boost your br…
Deliverability consultant and developer Martin Alexander has something cool to share: Inbound Email (SMTP) to Webhook . What this does is sets up an inbound mail server to captu…
Want to impress your friends? Fond of learning new tips and tricks? Looking for things you can copy and paste into the "Terminal" app on your Mac to reveal the insights…
What does Sendview do? As they describe it, they provide "Competitor tracking built for email marketers." (It reminds me of what eDatasource was when it first started.…
What do you do for DMARC monitoring reporting? I've used OnDMARC by Redsift , dmarcian , Valimail Monitor , and EasyDMARC and I like different things about each of them. I&#…
Today, I'm proud to announce the re-launch of Wombatmail ! Here I've consolidated all of my different tools together (and create some new ones), and do some other fun new…
Did you know? For the past fifteen years, I've run a simple little website called Wombatmail that provides a set of DNS lookup tools. My goal was to have a simple set of too…
If you've ever typed "echo hi | mail user@example.com" from a *nix prompt. then you're familiar with the unix "mail" command, typically part of GNU Ma…
Julia Evans aka b0rk is somebody smart that I follow on Twitter. She created this super cool tool that I've linked to on social media before, called Mess with DNS , providi…
Remember EML files? Of course you do, but if not, I've blogged on the topic here previously . If you need to edit or view the raw headers or source from an email message, you…
(Here's an updated version of a post from way back in 2018, with additional resources! I hope you find it handy.) Need a tool to parse message headers? Trying to break down h…
I wanted to take a few minutes to let folks know about this cool website called Email Resources . It’s not just cool because we both use the word "resource" (though tha…
Email developer Andris Reinman has created a cool email authentication library for Node.js that'll help you check a whole bunch of stuff relating to different email authentic…
