DMARC: Complete Guide to Email Authentication and Protection
Learn what DMARC is and how to set it up for email authentication. Understand DMARC policies, DNS configuration, and how DMARC protects your domain from spoofing.

Insights, tutorials, and product notes for teams that care about better email, cleaner automation, and operator-friendly growth.
Learn what DMARC is and how to set it up for email authentication. Understand DMARC policies, DNS configuration, and how DMARC protects your domain from spoofing.

Choosing the right domain for your email campaigns isn't just a technical decision—it's the foundation of your email deliverability. Get it wrong, and even your best content lands in spam. Get it right, and you build lasting trust with bot...

Learn how to design modern emails. Understand current email design trends, best practices, and how to create emails that look great and engage users.

Learn the difference between dedicated and shared IPs for email. Understand when to use dedicated IPs vs shared IPs and how IP reputation affects deliverability.

Learn which SMTP port to use for email sending. Understand port 25, 465, and 587, when to use each, and how to configure SMTP ports correctly.

Find affordable email marketing software that works. Compare budget-friendly options from free plans to low-cost paid platforms that deliver results.

Find the best transactional email services for developers. Compare APIs, reliability, and speed to build infrastructure that delivers emails fast.

Find Amazon SES alternatives for transactional email. Compare email API services that offer better features, deliverability, or easier setup than AWS SES.

Getting hit with Microsoft's S3150 or S3140 errors? Your emails are being rejected, customers aren't getting important messages, and you're probably starting to panic. Don't worry—we've been through this process dozens of times. Here's ex...

Learn how to check spam scores for emails. Understand spam score testing tools, what affects spam scores, and how to improve email deliverability.

Learn customer segmentation fundamentals, build behavior-driven segments, and execute personalized email journeys with Bento while safeguarding deliverability.

Find the best newsletter platforms for content creators. Compare tools to build your audience, monetize content, and manage subscribers effectively.

Find the best email API services for developers. Compare REST APIs, SDKs, webhooks, and developer experience across email service providers.

Find the best email API services for developers. Compare reliable delivery, API quality, and features to build infrastructure that scales effectively.

Find the best DMARC tools for monitoring and implementing email authentication. Compare DMARC monitoring services, analyzers, and implementation tools.

Find behavioral targeting tools that personalize experiences based on user actions. Compare platforms to boost engagement and drive conversions effectively.

Find Mailgun alternatives for email sending. Compare email API services that offer better pricing, features, or deliverability than Mailgun.

Discover why emails land in the promotions tab during the holiday season and learn best practices for improving deliverability. Embrace the promo tab and focus on sending valuable emails to your subscribers.

Stuck on a nice, compliant plain text email signature? We got you covered!

In this article, we'll talk about the benefits of Confirmed Opt-In aka Double Opt-In.

A few years back, the ISPs (Gmail, Yahoo, etc) began asking email marketers to identify themselves and classify the type of email they were sending upfront (in the email headers). This was done to help the ISPs process the email quicker an...

A fun story diving into debugging a customer's issue landing in the inbox.

During the onboarding process for our customers, regardless of their size, we strive to ensure that each one receives the best deliverability advice possible. One key piece of advice we offer is to encourage our users to send emails via a...

One of the biggest challenges of email marketing is trying to make a creative and unique campaign that will stand out in the inboxes of your subscribers. To help you with this, we offer you ideas for three different campaigns you have not ...

The art of marketing is not just composing a good message - it is also how you deliver the message and keep the engagement. This is why it is of crucial importance to start building up a relationship with your subscribers and customers. He...
