How to Fix “DNS_PROBE_FINISHED_NXDOMAIN”

Seeing “DNS_PROBE_FINISHED_NXDOMAIN” can make it look like the entire internet is broken. But this error has a very specific meaning: your device can’t find the website’s address. It doesn’t always mean the site is down — sometimes the problem is your DNS, your network, or even your browser. The real cause usually comes down to one of a few predictable issues.

Not sure if the site is actually down? Try our uptime checker to instantly see whether the website is responding globally.

1. What “DNS_PROBE_FINISHED_NXDOMAIN” Actually Means

This error means your DNS (Domain Name System) couldn’t find the website’s IP address. In simple terms:

Your device asked where the website lives — and DNS said “no idea.”

2. Common Causes of This Error

Most NXDOMAIN errors come from:

Clue: the error appears instantly without loading anything.

3. Quick Fix: Try Mobile Data

If the site loads on mobile data but not on Wi‑Fi, your home network is the problem — not the website.

If it fails everywhere: DNS or the website may be down.

4. Fix #1: Restart Your Router

This clears temporary DNS and network issues.

Steps: unplug your router for 10 seconds, plug it back in.

5. Fix #2: Switch DNS Providers

Changing DNS is the most reliable fix for NXDOMAIN errors.

Recommended DNS:

Clue: the site loads instantly after switching DNS.

6. Fix #3: Clear Browser DNS Cache

Your browser may be storing outdated DNS results.

Chrome: go to chrome://net-internals/#dns and click “Clear host cache.”

Other browsers: restart the browser completely.

7. Fix #4: Disable VPN or Proxy

VPNs can break DNS routing or block certain domains.

Test: turn off your VPN and reload the site.

8. Fix #5: Flush System DNS Cache

Windows:

ipconfig /flushdns

Mac:

sudo dscacheutil -flushcache

Linux:

sudo systemd-resolve --flush-caches

9. If You Own the Website

Your domain may have incorrect or missing DNS records. Check:

Clue: the domain works for some people but not others.

10. Check If the Website Is Actually Down

Try our uptime checker — it shows whether the site is responding globally.

Final Thoughts

“DNS_PROBE_FINISHED_NXDOMAIN” means your device couldn’t find the website’s address. Fixes include switching DNS, clearing cache, restarting your router, or disabling VPNs. If the issue isn’t on your end, the website’s DNS may be misconfigured.

Whenever you’re unsure whether the problem is your device or the website, start with a quick uptime check:

IsThisSiteDown.org — Check any website’s uptime