Tag

dns

3 articles from DMARC Report.

DMARC Setup Complete Guide: From Zero to Full Protection

The definitive guide to setting up DMARC from scratch. Covers DNS record creation, SPF and DKIM prerequisites, policy progression from p=none to p=reject, and ongoing monitoring with DMARC Report.

Apr 23, 2026

foundational 8 min

What Is a DNS Server and How Does It Work as Your Internet Gateway?

A DNS server translates domain names to IP addresses in milliseconds. Learn how recursive and authoritative DNS work, plus DNSSEC, DoH, and troubleshooting.

Apr 9, 2026

intermediate 9 min

WHOIS IP Lookup and Domain WHOIS Search Tool

A WHOIS lookup reveals domain ownership, IP allocation, registration dates, and abuse contacts. Learn IP vs. domain WHOIS, RDAP, and security best practices.

Apr 7, 2026