Showing posts with the label howto

Full email headers: What are they and how to access them (Updated for 2024)

Internet email messages have hidden headers (that email technology people commonly call "full headers" or "email headers") that can help you trace the source of a message and these can come in very handy for troubleshooting email delivery issues or reporting…

Bonus SFMC Tip: Configuring reply handling in Salesforce Marketing Cloud

Here's a bonus Salesforce Marketing Cloud tip for those SFMC users out there in Spam Resource land. Wondering how to configure the Reply Mail Management reply handling functionality? If so, very smart SFMC wizard Donna Redmond has got just what you need: a blog post (and …

How to Use Hide My Email in Apple’s Mail App...maybe

Jeff Butts from Mac Observer walks you through how to send an email using Apple's "Hide My Email" functionality from your iOS device. Neat idea...except that it doesn't seem to work for me, on my iPhone 12 Mini running iOS 15.4.1. I just get an error message …

DMARC at the subdomain level: When and why?

The intent behind DMARC (Domain-based Message Authentication, Reporting and Conformance) is to give a domain owner insight into who is sending mail using their domain and allow that domain owner to define a policy to tell ISPs what to do with mail that purports to be from them…

How to create an email alert for SSH logins

Here's a neat unix/linux email trick: How to get notified via email for SSH logins , courtesy of Tech Republic's Jack Wallen. And it uses your Gmail account to send the mail, like I offered up back in 2020 (great minds think alike). You don't NEED to implement that…

From Oracle: BIMI: Benefits and Howto

You should read: This great blog post from Oracle's Daniel Deneweth . In it, he explains that BIMI is "the carrot to get email marketing managers to fully authenticate" their email messages, and what that means -- explaining the primary benefits of BIMI, what ISPs…

HOWTO: Query Spamhaus Safely

You'll recall me warning recently that using Spamhaus data to protect your mail server is a bad idea if you're using open or public DNS resolvers . TL;DR? Spamhaus is worried about too much traffic via public channels but blocking is implemented in a way that makes it …

OpenDKIM and Postfix: Signing DKIM for multiple domains

How do I use OpenDKIM with multiple domain names on a single postfix server? That's a question I myself had when I first set up my current VPS to host my current email system. So I searched around a bit. I found  this guide , but it's kind of a pain in the rear. Too muc…

HOWTO: Create a BIMI logo file

Looking for guidance on how to create your BIMI logo file? Valimail has a pretty good guide that explains the requirements and they also explain what to keep in mind when creating your BIMI graphic SVG file. Starting with:

Quick and Easy Email Attachments in Linux

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…

Help! All mail to privaterelay.appleid.com users is bouncing!

Here's the scenario. You've got "privaterelay.appleid.com" email addresses on your list. They signed up for your email. But when you try to email them, that email bounces back. What's going wrong? Allow me to explain. Normally, Apple email subscribers on …

How to Send a Text Message Via Email

I'm not sure how the website " 20somethingfinance.com " ended up being a good resource for this, but that's where I found the most information when I started doing my research. Just to be safe, I'm going to share their same info here just in case that webs…

ISP Deliverability Guide: Yahoo/AOL (Updated for 2022)

Once called Verizon Media Group, but now back to the more familiar name of Yahoo Inc. , you might know them as internet service providers AOL, Yahoo and Verizon. The email platform they all utilize now is, from a sender's perspective, Yahoo! Mail. Here are my five top recom…

Howto: Make your brand icon display in Gmail

Looking to make your brand's logo show up next to emails you send to Gmail recipients, but you're not sending from a Gmail account? I think I've figured out how you can do that. Read on. First off, to "radio futurologist" James Cridland for his article on …

DMARC: sp= policy not always needed

I've started to search for and catalog big brand DMARC records to look for ideas and suggestions, and also to develop some best practice recommendations. One thing I'm seeing quite often is that a big company will put "p=reject" and "sp=reject" in …

Howto: Disable your Gmail spam folder

I have a few Gmail accounts set up where I programmatically download all the mail so that I can generate a report showing information about each message. Sometimes, some of the email messages I receive and want to report on go to the spam folder. I could download mail from the …

Gmail: Filtering mail into folders

Somebody recently asked me how does one set up folders in Gmail, and how does one then filter mail into those filters? Setting up filters and folders (labels) makes Gmail much more usable; makes my very busy email stream much more manageable. Here's how you do it, courtes…

How to track ISP delays

Hey, your mail was delayed. Was it delayed inside of the ISP, or was it queued up in your ESP's outbound mail server waiting to connect to Yahoo or Gmail? Here's how to tell. First, add your own address to the mailing list, so you can get a copy of each mailing that goe…