The Quinset Blogs

Tips, guides and detailed explanations of all the acronyms you need when fixing email delivery issues. SPF, DKIM, DMARC, BIMI and more! Tips and guides on how to set up, and get maximum advantage from, Quinset Powermail. You also have access to detailed explanations of all the acronyms you’ll get to know and love. From SPF to DKIM, BIMI to DMARC, we’ve got you covered.

Fixing email delivery
How Email Warm-Up Tools Actually Work

How Email Warm-Up Tools Actually Work

And Why Some Are Better Than Others Sending your first email campaign from a brand-new domain? Or maybe your reputation has nose-dived because so many people mark you as spam? Without warming or re-warming your domain up first, your chances of that next campaign...

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Forwarding An Email As An Attachment

Forwarding An Email As An Attachment

Forwarding an email as an attachment is like sending a sealed envelope within another envelope. It preserves the original message's integrity, including all headers and metadata. This is crucial when diagnosing delivery issues or reporting suspicious emails. Different...

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What Is Yahoo’s Sender Hub and Complaint Feedback Loop?

What Is Yahoo’s Sender Hub and Complaint Feedback Loop?

And Is It Any Good? If you're sending bulk emails and not keeping an eye on your spam complaints, you're essentially flying blind. Yahoo's Sender Hub, with its Complaint Feedback Loop (CFL), offers a way to monitor when recipients mark your emails as spam. How does...

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Why Being Brave With Unsubscribe Keeps You Out of Spam

Why Being Brave With Unsubscribe Keeps You Out of Spam

If there’s one part of the email that marketers love to hide, it’s the unsubscribe link. Usually tucked into 8-point grey text at the bottom of a ten-screen monster newsletter, like it’s some sort of shameful secret. But here's the truth: making it easy to unsubscribe...

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Branded Tracking Links Beat Generic Ones Every Time

Branded Tracking Links Beat Generic Ones Every Time

So you’re sending out emails, tracking clicks and feeling pretty smart. But your links all start with something like trk.mailplatform.com or mailer123.activecampaign.net. Not yours. Not even close. Here’s the problem. Every time you send someone to a link that doesn’t...

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When It Comes to Email, Size Does Matter

When It Comes to Email, Size Does Matter

Spoiler alert; smaller is better! Here's something most email platforms won’t tell you: if your marketing email is over 102KB in size, Gmail is going to cut it off. You’ll see a little “[Message clipped] View entire message” link at the bottom of the email, and...

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How Bitly Trashes Your Deliverability

How Bitly Trashes Your Deliverability

Other Shady Shorteners Are Available. Ah, Bitly. The link shortener of choice for people who love mystery. What’s behind that cryptic “bit.ly/3uZxYqF”? A cat video? A phishing site? Malware in a trench coat? No one knows. Not your reader, not the inbox algorithm, and...

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The Cold Truth About Burner Domains

The Cold Truth About Burner Domains

Smart Outreach or Spammy Escape Hatch? Cold outreach in recruiting is a bit like pineapple on pizza. Controversial, messy, and oddly effective when done right. But there's a fine line between strategic outreach and “why am I in spam jail again?” That’s where burner...

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Why Email Services Don’t Hand Out SPF Records Anymore

Why Email Services Don’t Hand Out SPF Records Anymore

(Even Though They Really, Really Should) So you’ve signed up for a shiny new email tool, maybe Mailchimp, maybe SendGrid, maybe something your cousin’s startup built. You follow the setup guide like a good internet user. It tells you to add a DKIM record. Great. Job...

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Why SPF Limits Might Kill Your Emails

Why SPF Limits Might Kill Your Emails

Beware the SPF 10-record lookup limit Let’s talk about one of the most annoying quirks in email authentication: the SPF 10-lookup limit. It’s obscure, it’s silent, and if you don’t know it’s there, it can completely wreck your deliverability without so much as a...

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Seeing rDNS issues in your delivery tests?

Seeing rDNS issues in your delivery tests?

Why rDNS is defunct for 365 users Have you ever used a warmup tool, run delivery tests or tools like MX Toolbox and it says you need to set up reverse DNS (rDNS)? And then scratch your head for hours Googling it to see what the problem is? Have you stare into the...

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How to Create a 365 Global Admin Account

How to Create a 365 Global Admin Account

(So I Can Help You Fix Your Email Headaches) Look, I get it. Microsoft 365 is mostly great... until it isn’t. Sometimes email delivery goes sideways, DNS records throw a tantrum, or your tenant decides to just vibe in a weird way. That’s where I come in. To help...

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The Recruiter’s Email Compliance Action Plan

The Recruiter’s Email Compliance Action Plan

Stay Ahead of Microsoft's Crackdown If you're in recruitment, you already know email is your lifeline. Whether you're nurturing candidates, reaching out to clients, or keeping your talent pools warm, inboxes matter. A lot. We’ve already covered the big news: from 5th...

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TLS Reporting: The Email Security Radar

TLS Reporting: The Email Security Radar

You Didn’t Know You Needed It You know what’s worse than an email getting intercepted? Not knowing it happened. That’s where TLS Reporting (a.k.a. TLS-RPT) steps in. It’s basically your email’s protector, telling tales on who’s trying to send you email and whether...

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What is MTA-STS And Why It Matters

What is MTA-STS And Why It Matters

Beginners Guide, Honest! Email is basically the plumbing of the internet. It’s not glamorous, but when it breaks, things get messy fast. And one of the big reasons emails can go wrong? They’re shockingly easy to hijack in transit... unless you’ve got something like...

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Microsoft Is Closing Every Door on Recruitment Email

Microsoft Is Closing Every Door on Recruitment Email

What Microsoft Really Wants (And What You Need to Do About It) Recruitment has always run on email. You reach out to candidates. You check in with clients. You build sequences, send alerts, and follow up faster than your competitors can finish their second coffee. In...

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365 Shared Mailboxes: MERRL Strikes Again

365 Shared Mailboxes: MERRL Strikes Again

How "Free Mailboxes" Could Be At Risk Shared mailboxes have long been a recruitment staple. You use them for job alerts, team inboxes, and marketing updates. They’re simple to set up, require no licence, and everyone assumes they’re “safe”. But under Microsoft’s new...

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Microsoft’s Next Hit At Recruitment Email

Microsoft’s Next Hit At Recruitment Email

From TERRL to MERRL: Recruiters Beware First came TERRL, the Tenant External Recipient Rate Limit. Microsoft introduced it quietly, limiting how many external recipients your Microsoft 365 environment can contact in a 24-hour period. It scales based on your licence...

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Microsoft Is Breaking Recruitment Email

Microsoft Is Breaking Recruitment Email

The Terror of TERRL And What You Need To Know Recruiters, your business relies on email to send job alerts, attract talent, and support your BDM activity. And if you're doing this through Microsoft 365, you're probably sitting on a ticking time bomb. And no, that’s...

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Microsoft Is Joining the Email Crackdown

Microsoft Is Joining the Email Crackdown

What That Means for Recruiters Welcome to the Inbox Apocalypse. Again. First it was Google. Now it’s Microsoft’s turn to give bulk emailers a not-so-gentle nudge towards proper authentication. From May 5th 2025, Outlook.com (which includes all the hotmail.com,...

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How to Warm Up a Domain for Better Email Deliverability

How to Warm Up a Domain for Better Email Deliverability

So, you’ve just bought a shiny new domain. Exciting times.But to the email world, you’re a total stranger, and strangers don’t get inbox privileges straight away. Here’s how to build trust with Gmail, Outlook, and friends before you send your first big campaign. Why...

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Why Your Emails Aren’t Reaching Candidates

Why Your Emails Aren’t Reaching Candidates

(And How to Fix It) You’re sending emails, but they’re not landing in inboxes. Candidates aren’t replying, your open rates are terrible, and you’re wondering if your emails are just vanishing into the void. They probably are. Email providers (Gmail, Outlook, Yahoo)...

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Talking Email Deliverability: The RecTalk Podcast

Cracking the Code to Email Domination February 2025 marked the debut of Ben Fielding on the RecTalk podcast, and if you’ve ever wondered why your emails mysteriously vanish into the void of spam folders, this episode is mandatory listening. "Inbox or SPAM? Cracking...

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The Ultimate Email Warm-Up Strategy for Recruiters

The Ultimate Email Warm-Up Strategy for Recruiters

How to Build Email Reputation Fast Recruiters send a lot of emails. But if you start firing off hundreds or thousands from a brand-new domain or email address, don’t be surprised when your messages land straight in spam (or worse, get blocked completely). Email...

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Avoiding Spam Filters When Sending Cold Emails

Avoiding Spam Filters When Sending Cold Emails

Recruiters rely on email to reach potential candidates and clients. But there’s a problem—spam filters hate cold emails. If you don’t do things right, your messages will never even reach the inbox. So, how do you avoid spam filters and make sure your emails actually...

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The Perfect Email Subject Line

The Perfect Email Subject Line

Boost Email Engagement and Domain Reputation Your email's subject line is the digital equivalent of a first impression. It determines whether your message gets opened, ignored, or sent to the dreaded spam folder. But here’s the kicker: subject lines don’t just impact...

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What is DMARC?

What is DMARC?

DMARC (Domain-based Message Authentication, Reporting, and Conformance) is an email authentication protocol that verifies email senders and provides insights for enhanced email security. It allows domain owners to set domain-level policies for mail handling, including...

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What is DKIM?

What is DKIM?

You can write the best email in the world but if mailbox providers can’t prove it really came from you, they’ll treat it like junk. That’s where DKIM comes in. DKIM (DomainKeys Identified Mail) is a digital signature system for email. It’s how your messages prove they...

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Understanding Sender Policy Framework (SPF)

Understanding Sender Policy Framework (SPF)

SPF: The OG Foundation of Email Authentication SPF (Sender Policy Framework) is an email authentication protocol designed to stop cybercriminals from pretending to send emails from your domain. In short, it helps email servers tell the difference between you and an...

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