Content Filtering
OpenDNS offers comprehensive Web content filtering across more than 30 categories as a service for your network. Whether you need to limit access to social networking websites, block video sharing sites, stop P2P networking or stop dozens of categories, OpenDNS content filtering gives you a comprehensive, easy-to-use filtering service, for free.

Free
Content filtering is a free service, like everything else we provide.
Easy, with no software or hardware to install
Our simple web-based interface makes protecting your network as simple as checking a box.
Brand the block page
You can use the custom image feature to let everyone on your network know that you're watching out for them. (Example of block page)
Data provided by — and verified by — the OpenDNS community
With Domain Tagging, the OpenDNS community builds on its experience to quickly and accurately submit and classify sites for their own benefit and the entire millions-strong OpenDNS network. All updates are done in real-time.
More than 30 categories
- Adware
- Alcohol
- Auctions
- Automotive
- Blogs
- Business Services
- Chat
- Classifieds
- Dating
- Drugs
- Ecommerce/Shopping
- Educational Institutions
- File storage
- Financial institutions
- Forums/Message boards
- Gambling
- Games
- Government
- Hate/Discrimination
- Health
- Humor
- Instant messaging
- Jobs/Employment
- Movies
- Music
- News/Media
- Non-profits
- P2P/File sharing
- Parked Domains
- Photo sharing
- Podcasts
- Politics
- Portals
- Radio
- Religious
- Research/Reference
- Search engines
- Social networking
- Software/Technology
- Sports
- Television
- Travel
- Video sharing
- Visual search engines
- Weapons
- Webmail
Additionally, adult site blocking catgories are provided by the fine folks at St. Bernard Software.
Phishing protection is powered by PhishTank.
OpenDNS will add categories as the community grows.
Check to see how a domain is categorized
Check a domain to find out whether it would be blocked, and why.
Web content filtering is an optional network feature. Learn how to turn web content filtering on.
