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Email Deliverability

Spoofing vs Phishing: What’s the Difference and How to Stay Protected

Written by Tanya Tarasenko

Cyber threats come in many forms, but two of the most common are spoofing and phishing. If you’ve ever asked yourself, “What’s the difference between spoofing and phishing?” or “How do I protect myself from phishing and spoofing attacks?” — you’re in the right place.

Updated Email Deliverability Statistics: How Did 2025 Begin for Email Senders?

Written by Julia G

At the beginning of 2024, we came up with our first report demonstrating average email delivery rates across various email delivery services, inbox providers, and senders based on their monthly email volume.

Today, we are presenting an updated data examining email deliverability rates in comparison with Quarter 1 2024 and showcasing the changes for the major inbox providers and delivery services.

Email Forwarding and DMARC: Why Forwarded Emails Sometimes Fail, and How to Fix It

Written by Tanya Tarasenko

Email forwarding is a common practice in both personal and professional settings. Whether you’re consolidating inboxes or routing customer messages to the right team, it’s a simple and useful tool. However, behind the scenes, forwarding can cause unexpected issues, especially when combined with modern email authentication systems like DMARC.

Microsoft Email Security: Mandatory SPF, DKIM & DMARC for High-Volume Senders

Written by Tanya Tarasenko

As email security threats rise, Yahoo, Gmail, and now Microsoft enforce a new email sender policy that mandates using SPF, DKIM, and DMARC for high-volume senders routing their emails to outlook.com, live.com, hotmail.com, and other Microsoft services. 

Starting from May 5, 2025, this policy will affect any domain that sends over 5,000 emails daily to Microsoft recipients. Failure to comply will mean your emails will be sent to the Junk folder and in the future, non-compliant emails will be rejected.

Deliverability vs Warmup Explained: What’s the Difference?

Written by Tanya Tarasenko

In the world of email marketing, there’s a lot more going on behind the scenes than just writing a good subject line or crafting the perfect CTA. Two terms that often confuse marketers are email deliverability vs email warmup.

Email Verification: Why It Matters, How It Works, and the Best Tools to Use

Written by Tanya Tarasenko

Your inbox is probably full of emails every day — some useful, some annoying, and some outright dangerous. But have you ever wondered what goes on behind the scenes when you sign up for a service and receive a verification email? This seemingly small step is a crucial part of online security, marketing efficiency, and user trust.

Sunset Policy in Email Marketing: The Smart Way to Clean Your List

Written by Tanya Tarasenko

In email marketing, engagement is everything. If your emails land in inboxes but never get opened, you’re not just wasting effort — you’re actively harming your sender reputation. That’s where a sunset policy comes in. A well-executed email sunset policy helps brands maintain high deliverability rates, optimize engagement, and clean up inactive subscribers without unnecessary risk.

CTOR or Click-to-Open Rate in Email Marketing: Why Measure and How to Improve

Written by Julia G

It is difficult to stand out in today’s email environment, when people are receiving hundreds of emails every day. A good news is that email campaigns give data that demonstrates how recipients engage with your email campaigns without the need to directly contact the customer. 

AI-Powered Phishing Attacks: How to Protect Email Recipients

Written by Julia G

Email users may still remember the days when identifying a phishing email was easy – spelling errors or incredible stories revealed bad actors. Those days are quickly disappearing. With artificial intelligence now a part of the email landscape, hackers have greatly upped their game, and the cyber threats have changed dramatically.

Sustainable Email Marketing: How to Go Green Without Losing Impact

Written by Tanya Tarasenko

Email marketing is one of the most powerful tools for businesses, but have you ever considered its environmental impact? While digital marketing seems “clean” compared to print, emails still consume energy — especially when sent in bulk. Every email requires data storage, transmission, and processing, all of which contribute to carbon emissions.