Categorify uses a series of proprietary techniques for it’s categorization; they range from domain freshness, to word density, and a range of other indicators. All are powered by our supervised machine learning engine.
The Categorify engine powers the free and paid filtering services alike. We use an open-source like approach to being the most effective solution in the market place. We actively crawl domains daily, and users like you help keep us honest. In return, we provide a free-forever service for anyone that needs it.
Like with anything, our categorization is not perfect and takes a lot of time and effort to maintain. If you want to actively help us provide the most reliable and effective solution for DNS-based content filtering, you can.
Helping us get better, is easy. You can leverage our recategorization engine.
The process is straight forward. Enter a domain, it will provide you a result. If you believe the result is incorrect, you can make appropriate changes using the available options.
Things to consider when recategorizing a domain:
The biggest category we get the most questions about is Adult / Pornograhpy. It’s the one we expect the most feedback on. Here are a few things to make note when submitting a site: