DNS

5 articles in this category

All Email Deliverability 37 DNS 5 Email Authentication 4 IP & Network 2 Domain Management 2 Email Infrastructure 1 Guides 1 Announcements 1

DNS · Feb 6, 2026 · 6 min read

DNS History Lookup: How to Track DNS Changes Over Time

Learn how to view historical DNS records, track changes over time, and use DNS history for security investigations, migrations, and troubleshooting.

DNS · Jan 21, 2026 · 5 min read

How to Change DNS Settings on Windows, Mac, Linux, iOS & Android

Step-by-step instructions to change DNS settings on every major platform including Windows, macOS, Linux, iOS, Android, and your router.

DNS · Jan 6, 2026 · 6 min read

Fixing DNS Errors: Troubleshooting Guide for Common DNS Problems

Diagnose and fix common DNS errors including NXDOMAIN, SERVFAIL, DNS server not responding, propagation delays, and misconfigured records.

DNS · Dec 25, 2025 · 6 min read

Best Public DNS Servers in 2026: Speed, Privacy & Security Compared

Compare the best public DNS servers including Google DNS, Cloudflare, OpenDNS, and Quad9. Detailed analysis of speed, privacy, DNSSEC support, and filtering options.

DNS · Dec 24, 2025 · 5 min read

Best DNS Hosting Providers Compared: Features, Pricing & Performance

Compare the best DNS hosting services for reliability, speed, and features. Includes Cloudflare, AWS Route 53, Google Cloud DNS, NS1, and more.