If you want a simple, reversible way to block unwanted domains on Windows, a hosts-file-based blocker like EaseUS Hosts Blocker.bat can help. This blog post explains what a hosts-based blocker is, how the EaseUS hosts-blocker .bat approach works, and step-by-step, safe instructions to use it — plus how to undo changes and troubleshoot common problems.
If you need to block websites for legitimate reasons (e.g., parental control, productivity), it is simple and safe to do manually: easeus hosts blocker.bat
File > Open and navigate to C:\Windows\System32\drivers\etc\.hosts.127.0.0.1 www.facebook.com
ipconfig /flushdns in Command Prompt (Admin).No third-party batch script is needed.
There is some ambiguity here. While EaseUS does produce security and privacy tools, a standalone file named explicitly easeus hosts blocker.bat is more commonly found in: How to Use EaseUS Hosts Blocker
Regardless of its precise origin, the script is widely recognized in the Windows troubleshooting community as a legitimate, non-malicious tool—provided you download it from a verified source. Open Notepad as Administrator
Cause 1: DNS caching. Even after ipconfig /flushdns, Chrome uses its own internal DNS cache. Close Chrome entirely or visit chrome://net-internals/#dns and click "Clear host cache."
Cause 2: The website uses HTTPS and is hardcoded with an IP address. Hosts blocking only blocks domain names, not direct IP visits.