Cold Turkey is a desktop app for Windows and macOS (with accompanying browser add-ons) that don't mess around when it comes to blocking websites.

List of DNS services which can block inappropriate porn or adult sites or content on the internet. Once configured in your router or computer ethernet adapter, it will block them.

How to Block a Website on an Analog Proxy. An analog proxy server can operate as a gateway between your business's Local Area Network and the Internet, so that all network traffic between the LAN ...

Blocking all users of a Windows PC from opening certain websites—no matter what browser they use or what time of day they are online—is easy if you follow this guide to tweaking your browser ...