Find which DNS resolver your device is using
Windows (Command Prompt):
nslookup google.com
First line shows your DNS server.
Mac / Linux (Terminal):
cat /etc/resolv.conf | grep nameserver
iPhone: Settings → WiFi → tap (i) → DNS
Android 9+: Settings → Network → Private DNS
| Provider | Primary | Secondary |
|---|---|---|
| Cloudflare | 1.1.1.1 | 1.0.0.1 |
8.8.8.8 | 8.8.4.4 | |
| Quad9 | 9.9.9.9 | 149.112.112.112 |
See our guide to changing DNS.