How to Block Subdomains on Google Chrome
Last updated: 2026-06-14 · 5 min read
Block subdomains (e.g., news.site.com) while keeping the root domain accessible.
This is useful for blocking specific parts of websites (like gaming sections) without losing core tools.
Follow this guide to block specific subdomains.
Step-by-Step Instructions
1
Identify Subdomain
Copy the exact subdomain URL.
2
Add Domain
Enter subdomain in options page.
3
Confirm Rules
Subdomain is blocked while parent site remains open.
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