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DNS & Deliverability

4 Articles

DNS Propagation and Email Delays

Last Updated: March 28, 2026

DNS propagation can cause temporary email delivery delays after DNS changes are made.This is normal behavior and does not indicate a server failure. Email delivery stabilizes automatically once propagation completes. Why DNS Changes Affect Email Email relies on DNS records to determine: When DNS records change, not all systems update at the same time. Common...

SPF, DKIM and DMARC Explained

Last Updated: March 28, 2026

SPF, DKIM and DMARC are email authentication methods.They help receiving mail servers verify that emails sent from your domain are legitimate. Correct configuration is essential for reliable email delivery. Why These Records Matter Without proper authentication: Most modern email providers require all three. SPF Explained SPF stands for Sender Policy Framework. SPF: Only servers listed...

MX Records Explained

Last Updated: March 28, 2026

MX records define which mail servers receive email for your domain.Without correct MX records, incoming email will not work. MX records are essential for Email Hosting. What an MX Record Does An MX record: Only servers listed in MX records are allowed to receive email. How MX Priority Works Each MX record has a priority...

Using Email Hosting with Your Domain

Last Updated: March 28, 2026

Email Hosting allows you to send and receive email using your own domain name, such as info@yourdomain.com.To function correctly, the domain must be properly connected to the Email Hosting service using DNS records. Email Hosting works independently of website hosting. What Is Required To use Email Hosting with a domain, you need: All ProRedLine subscriptions...