// Placeholder for blog components
export const CodeBlock = () => null;
export const SMTPDiagram = () => null;
export const EmailHeaderAnalyzer = () => null;
export const CardGroup = () => null;
export const Card = () => null;
export const Steps = () => null;
export const ResourceList = () => null;
export const Video = () => null;
export const Step = () => null;
export const AuthorBio = () => null;
export const NewsletterSignup = () => null;


// Placeholder for React
export const React = {
    useState: () => null,
    useEffect: () => null,
    useRef: () => null,
};
export default React;


Newsletter Archive

May 2025

April 2025

March 2025

February 2025

January 2025

Access the complete archive of our newsletter, featuring expert tips, case studies, and the latest updates in email and DNS.

Browse all past issues of our email deliverability and DNS newsletter.

🚀 Welcome to Samuel Mail Blog! New guides added weekly.

Samuel Mail Blog

How Email Works: From Send to Receive

Mastering SPF Records: Complete Guide

Discover proven strategies to improve email deliverability in bulk email campaigns. Learn about list management, content optimization, and technical setups to ensure your emails reach the inbox.

Bulk Email Best Practices: Maximizing Deliverability

Complete DKIM Setup Guide: Signing Emails Properly

A beginner's guide to email communication and infrastructure.

Introduction to Email

A beginner-friendly guide to SMTP, POP3, and IMAP—the core protocols behind email communication.

An overview of the main protocols (SMTP, POP3, IMAP) that power email delivery and retrieval.

Understanding Email Protocols

Learn what SPF records are, how to set them up, and why they're essential for email deliverability and security.

A practical guide to SPF records for email authentication.

How SPF Records Work

Dns configuration

Email deliverability

Samuel Omenogor

Learn more about Samuel Mail Blog, your trusted source for email marketing tips, email security insights, and compliance strategies. Discover our mission, vision, and the team behind the blog.

About Us - Samuel Mail Blog

Get in touch with Samuel Mail Blog for inquiries, feedback, or support. We're here to help with your email marketing, security, and compliance needs.

Contact Us - Samuel Mail Blog

Explore real-world examples of how businesses and individuals overcame deliverability challenges using advanced strategies and best practices.

Case studies and success stories from real users who improved their email deliverability and DNS configuration.

Success Stories: Real-World Deliverability Wins

Explore essential tools for diagnostics, authentication, and email marketing, plus downloadable templates for SPF, DKIM, DMARC, and outreach emails.

A curated collection of tools, checkers, and downloadable templates to help you master email deliverability and DNS configuration.

Tools & Templates for Email and DNS Success

Find the top forums, Slack groups, and online communities for email professionals, marketers, and DNS experts.

Connect with peers, join discussions, and stay updated with the best communities for email deliverability and DNS.

Community & Networking for Email and DNS Pros

Use this Q&A format to capture insights from industry leaders and share their experiences with your readers.

A reusable template for conducting and publishing expert interviews on email deliverability, DNS, and digital communication.

Expert Interview Template

Help guest authors share their expertise on email deliverability, DNS, and digital communication with this structured submission template.

A ready-to-use template for guest contributors to draft and submit articles for the blog.

Guest Author Submission Template

Explore essential APIs and endpoints for diagnostics, validation, and automation in email and DNS workflows.

A quick reference for common email, DNS, and deliverability APIs and endpoints.

​Newsletter Archive

​May 2025

​April 2025

​March 2025

​February 2025