Deliverability folks love their dashboards. But too often, a dip in open rates or a spike in bounces sends people into full-on panic mode. My friend, expert deliverability consultant Mickey Chan…
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It's nearing the end of the month, and I suspect that the folks at Koli-Lõks OÜ are getting ready to post another month's worth of spam trap data. For fun, I thought I w…
By one reckoning, Yahoo Mail apparently has 225 million active users . That's nothing to sneeze at. And they've been there since nearly the beginning of webmail, having a…
Just a quick little peek at data today. This time around, it's month-by-month counts of MX records, in the top ten million domains, that point at servers with "Mimecast&…
Here’s a fun-but-simple exercise: Take the list of top 10 million domains. Look for all of the domains for a given country’s TLD, in this case, .jp. Let’s look at the MX records …
Today in "Fun with Data," I present to you a link to a downloadable list containing the top Yahoo Mail email domains . Why would you need this? Maybe you run some certa…
Time for fun with a smaller data set! In my most recent snapshot of the top ten million domains list, just over 4200 of them are domains ending in the ".edu" TLD. The .…
Here's a quick peek at some new data -- and it surprised me! Of the top ten million domains , only about half of them publish SPF records. I'm not even talking about SPF …
Time to slice and dice my favorite dataset: the top ten million domains list. This thing provides me with endless fun and joy. Tracking something over time provides unique insig…
As I've done for a while now, I continue to track DMARC adoption month-by-month by caching DNS data (including DMARC records) for the " top ten million domains " da…
BIMI ( Brand Identifiers for Message Identification ) is a really interesting protocol. It allows a domain owner to publish a logo, meant to be displayed alongside emails from th…
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…
This may not be super scientific, but it is something I'm going to have fun with nonetheless. Let's take the last thirteen days worth of spam sent to spamtrap addresses i…
International anti-spam and security experts Spamhaus have been teasing the launch of their new website for a while now. And now that it's finally here , you'll want to …
For a fun little multi mini-snapshot of MX domain data, let's take a look at Apple. What do they host, mail-wise, for who and for what domains? Wombatmail Data to the rescue…
It all starts with a list of top domains. Top ten million, in this case. Of those top, around 12% of them have published a DMARC record. Of those, which ones have a BIMI record i…
It's time for some more fun with data! How broadly has DMARC been adopted? It's a complex question and the answer is "it depends." Many good senders have alread…
Twilio Sendgrid (just?) released their " 2023 Email Marketing Benchmark Report " and it's chock-full of baseline and quartile metrics for you to refer to when ranki…
Sometimes I've got big data to share, and sometimes I don't. Since I don't have big data today, I thought it would be fun to pause and take a look at a small bit-o-da…
I've got just a tiny slice of data for you today. I took the top 100 (US) mailbox provider domains, as measured by mail sent to them, and looked for DMARC records. Do they ha…
