PTR and Reverse DNS: Why Some Mail Servers Care About Your IP’s Name
Learn what PTR records and reverse DNS are, why mail servers check them, and how to set them up correctly for better email delivery and trust.
Domain & DNS Blog
Practical guides about domains, DNS records, email security, and domain management. Written in simple language for beginners, small business owners, and marketers.
Showing 1-6 of 12 articles
DMARC Records: Step-by-Step Explanation for Non-Technical Domain Owners
Learn what DMARC DNS records are, how they work with SPF and DKIM, and how to set a safe policy for your domain using a simple step-by-step approach.
DKIM Records: How Email Signatures Prove Your Messages Are Genuine
Learn how DKIM DNS records and email signatures work, why they matter for deliverability, and how to set them up to protect your domain from spoofing.
SPF Records: A Simple Guide to Protecting Your Domain From Email Spoofing
Understand SPF DNS records in clear language. Learn how they protect your domain from email spoofing and how to create a correct SPF policy.
TXT Records in DNS: The “Notes” Field That Modern Services Rely On
Learn what TXT records in DNS are, why services use them for SPF, verification and security, and how to add TXT records safely for your domain.
MX Records Explained: How Your Domain Tells the World Where to Send Email
Learn what MX records are, how they control where email is delivered for your domain, and how to set them up correctly without breaking anything.