A selector is a text string at the beginning of your DKIM TXT or CNAME record host/name used to identify or point to a specific DKIM public key.
|Outlook (Microsoft 365)
|Apple Mail (iCloud)
k1, k2, k3
Let's chat about something that might seem a bit technical but holds the key to making your emails truly shine: DKIM. In the world of email, DKIM (DomainKeys Identified Mail) is like that trustworthy friend who vouches for you at a party, except it's for your emails in the vast digital universe.
So, why does DKIM matter so much? In a nutshell: it's your ticket to making sure your emails land where they should, get opened, and help you grow your business. Imagine sending out a fantastic offer, an important update, or a must-read newsletter. You want your recipients to not just receive it, but to trust it and actually take action. That's where DKIM steps in.
Picture this scenario: you're getting emails from an online store you love, but suddenly, a suspicious email arrives claiming to be from the same store. You're hesitating, right? Is it real or a phishing attempt? DKIM comes to the rescue by putting a digital seal on your emails. This seal tells the receiving email servers, "Hey, this email is legit! It's really from the sender it claims to be, and no one messed with its content along the way." Trust restored!
Now, let's talk cold, hard numbers. You know that feeling when you send out an email campaign, pour your heart into it, and then... crickets? Yep, that's where DKIM works its magic again. Email providers see your DKIM-signed emails as credible, which means they're less likely to throw them into the dreaded spam folder. Better deliverability equals better open rates, clicks, and yep, you guessed it—more chances for your audience to buy, subscribe, or engage.