Email Security
Articles about email security — tips, guides, and best practices.
Email Blacklists: How to Check If You Are Listed and Get Removed
Being on an email blacklist means your messages go straight to spam. Learn what blacklists are, how to check if your domain or IP is listed, and how to request removal.
March 4, 2026
Role-Based Email Addresses: What They Are and Why They Bounce
Addresses like info@, support@, and sales@ behave differently than personal emails. Learn what role-based emails are, why they cause delivery problems, and how to handle them.
February 27, 2026
How to Protect Your Email Address from Spam and Unwanted Messages
Spam is more than annoying -- it can be dangerous. Learn practical strategies to reduce spam, protect your inbox, and spot malicious messages before they cause harm.
February 25, 2026
What Is Email Bounce Rate and How to Reduce It
High bounce rates hurt your sender reputation and deliverability. Learn what causes email bounces, the difference between hard and soft bounces, and how to fix them.
February 23, 2026
SPF, DKIM, and DMARC Explained: Email Authentication in Plain English
Understand what SPF, DKIM, and DMARC are, how they work together to prevent email spoofing, and how to check if a domain has them set up correctly.
February 17, 2026
How to Tell If an Email Address Is Fake
Spot fake email addresses before they cause harm. Learn the signs of spoofed senders, disposable inboxes, and how to validate any email address for free.
February 14, 2026
Disposable Email Addresses: What They Are and How to Detect Them
Learn about disposable email services, why people use them, and how to detect throwaway addresses to protect your forms and signups.
February 9, 2026
How to Verify an Email Address Before Sending
Reduce bounces and protect your sender reputation. Learn how to verify email addresses are real and deliverable before you hit send.
February 7, 2026