Symptoms
- Browser spins or times out on most sites
- Some sites load, others don't
- Error like 'This site can't be reached'
- Other apps (email, streaming) still work fine
Likely causes
- CommonCorrupted browser cache or cookiesStale cached data can block a page from loading correctly.
- CommonDNS server issueYour DNS lookup service may be slow or temporarily down, delaying how addresses resolve.
- PossibleVPN or proxy misconfigurationAn active VPN or proxy can block or reroute traffic incorrectly.
- PossibleOutdated browser or OS network stack glitchA stuck network process can prevent new connections.
- PossibleFirewall or security software blocking accessOverly strict settings can block legitimate sites.
What to do
- Confirm other apps and sites work to rule out a full internet outage.
- Try the site in a different browser or in private/incognito mode.
- Clear the browser's cache and cookies, then restart it.
- Turn off any active VPN or proxy and try again.
- Restart your router and computer to reset network connections.
- Try switching your DNS server to a public one like 1.1.1.1 or 8.8.8.8 in network settings.
- Temporarily disable third-party antivirus or firewall software to test if it's blocking access.
When to call a pro
If no device on your network can reach any site, contact your internet provider instead of troubleshooting the browser.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.