Dns

How to Change DNS Settings on Mac

Step-by-step guide to changing DNS on macOS Sequoia, Sonoma, and Ventura. Covers Cloudflare 1.1.1.1, Google 8.8.8.8, Quad9, and how to verify the change worked.

2026-05-16

How to Flush the DNS Cache on macOS (Sequoia, Sonoma, Ventura)

Learn how to clear your DNS cache on macOS with one terminal command. Fixes stale DNS records after domain changes, broken redirects, and weird resolution issues.

2026-05-16

nslookup on Mac: DNS Lookups with Examples

How to use nslookup, dig, and host on a Mac to check A, MX, and TXT records, confirm DNS propagation, and debug a domain pointing at the wrong IP address.

2026-05-16