Google Chrome stores a DNS cache to speed up website loading. This cache saves domain name system (DNS) information, reducing the need for repeated lookups. While this improves browsing speed, it can sometimes cause issues, such as outdated or incorrect entries leading to connection errors.

According to reports, Chrome holds a significant share of the browser market, with over 60% of global users relying on it. Many users experience website access problems due to DNS cache-related errors. Flushing the DNS cache can resolve these issues and improve browsing performance.

In this article, we will explore how to clear the DNS cache in Chrome using the “chrome://net-internals/#dns” tool. We will also discuss the benefits of clearing the cache, common issues it resolves, and additional troubleshooting steps to ensure smooth browsing.

Why Clear the DNS Cache in Chrome?

Prevents Website Loading Issues

If a website changes its IP address, Chrome may still use an outdated DNS entry, causing loading errors. Clearing the cache helps fetch the latest records.

Fixes DNS-Related Errors

Errors like “DNS_PROBE_FINISHED_NXDOMAIN” or “ERR_NAME_NOT_RESOLVED” can often be resolved by flushing the DNS cache.

Improves Browsing Performance

A refreshed DNS cache ensures quicker and more accurate domain resolution, leading to faster website access.

How to Clear DNS Cache Using chrome net internals

Step 1: Open the Chrome Net Internals Page

1. Open Google Chrome.
2. Type chrome://net-internals/#dns in the address bar and press Enter.

Step 2: Clear the DNS Cache

1. On the DNS tab, locate the Clear host cache button.
2. Click on it to flush the stored DNS records.

Step 3: Restart Network Services (Optional)

If issues persist, restart your modem or flush the system DNS cache using the command prompt:

• On Windows: ipconfig /flushdns
• On macOS: sudo killall -HUP mDNSResponder

Common Issues Resolved by Flushing the DNS Cache

Resolving Slow Website Loading

A corrupted or outdated DNS cache can slow down browsing. Clearing the cache helps improve site response time.

Fixing Website Access Errors

Sometimes, Chrome may block access to websites due to incorrect DNS records. Flushing the cache resolves such issues.

Preventing Security Risks

DNS cache poisoning can redirect users to malicious websites. Regularly clearing the cache minimizes security vulnerabilities.

Additional Troubleshooting Tips

Restart Chrome

Close and reopen Chrome after flushing the cache to apply changes effectively.

Disable Chrome Extensions

Certain extensions can interfere with DNS settings. Try disabling extensions if issues persist.

Update Network Settings

Changing the DNS server to Google’s (8.8.8.8 and 8.8.4.4) can further enhance browsing reliability.

Conclusion

Clearing the DNS cache in Chrome is a simple yet effective way to resolve website loading issues and enhance browsing performance. Using the “chrome net internals” tool, users can easily flush outdated DNS records and prevent potential connectivity problems. If issues persist, additional troubleshooting steps, such as restarting Chrome or updating network settings, can help ensure a seamless browsing experience.