Web Filtering Categories Reference
The URL Categorization Database classifies every domain into one of 43 web filtering categories designed for content filtering, security policy enforcement, and parental controls.
Custom categories can be created by mapping from our IAB taxonomy (700+ categories) at no additional cost. Contact us for details.
| Category Name | Description | Example Domains | Typical Policy |
|---|---|---|---|
| Adult | Sexually explicit content including pornography and adult entertainment. | pornhub.com xvideos.com |
Usually Blocked |
| Advertising/Marketing | Sites focused on promoting products and services through marketing. | googleads.com hubspot.com mailchimp.com |
Configurable |
| Alcohol | Sites that promote or sell alcoholic beverages. | liquor.com drizly.com totalwine.com |
Configurable |
| Arts & Entertainment | Art, music, movies, television, and entertainment content. | rollingstone.com imdb.com pitchfork.com |
Configurable |
| Automotive & Transportation | Vehicles, automotive services, and transportation systems. | autotrader.com cars.com edmunds.com |
Configurable |
| Blogs/Personal Sites | Personal expression, opinions, and experience sharing. | wordpress.com medium.com tumblr.com |
Configurable |
| Business | Business operations, finance, consulting, and management resources. | linkedin.com forbes.com inc.com |
Usually Allowed |
| Community Sites | Forums, discussion boards, and user-generated content platforms. | reddit.com facebook.com twitter.com |
Configurable |
| Computers & Technology | Computer hardware, software, programming, and tech news. | techcrunch.com cnet.com arstechnica.com |
Usually Allowed |
| Education/Reference | Educational resources, reference materials, and learning tools. | khanacademy.org wikipedia.org coursera.org |
Usually Allowed |
| Email and Messaging | Electronic communication platforms and services. | gmail.com outlook.com slack.com |
Configurable |
| File Sharing/P2P | Peer-to-peer file sharing networks and services. | thepiratebay.org 1337x.to |
Configurable |
| Financial Services | Banking, investment, insurance, and financial services. | bankofamerica.com chase.com paypal.com |
Usually Allowed |
| Freeware/Software | Free software downloads and application repositories. | sourceforge.net filehippo.com softpedia.com |
Configurable |
| Gambling | Online betting, casinos, poker, and sports wagering. | bet365.com draftkings.com pokerstars.com |
Usually Blocked |
| Gaming | Video games, gaming news, and gaming communities. | gamespot.com ign.com steam.com |
Configurable |
| Government & Legal | Government services, legal resources, and public policy. | usa.gov justice.gov nasa.gov |
Usually Allowed |
| Hate/Discrimination | Content promoting hate speech or discrimination. | stormfront.org |
Usually Blocked |
| Health & Medicine | Health information, medical resources, and wellness content. | webmd.com mayoclinic.org healthline.com |
Usually Allowed |
| Home & Garden | Home improvement, gardening, and interior design. | houzz.com wayfair.com bhg.com |
Configurable |
| Illegal Drugs | Content promoting or selling illegal substances. | N/A | Usually Blocked |
| Job Search/Careers | Job listings, career advice, and employment resources. | indeed.com monster.com glassdoor.com |
Configurable |
| Lingerie/Swimsuits/Intimate Apparel | Intimate clothing and swimwear retailers. | victoriassecret.com aerie.com |
Configurable |
| Military | Military organizations, defense, and armed forces content. | military.com defense.gov army.mil |
Configurable |
| News/Media | News articles, journalism, and media outlets. | cnn.com bbc.com reuters.com |
Usually Allowed |
| Online Banking | Online banking portals and financial transaction services. | bankofamerica.com chase.com citibank.com |
Configurable |
| Pets & Animals | Pet care, animal welfare, and wildlife resources. | petfinder.com akc.org |
Configurable |
| Political | Political news, commentary, advocacy, and campaigns. | politico.com thehill.com |
Configurable |
| Real Estate | Property buying, selling, renting, and investment. | zillow.com realtor.com redfin.com |
Configurable |
| Religion & Spirituality | Religious beliefs, practices, and spiritual resources. | biblegateway.com beliefnet.com |
Configurable |
| Restaurants & Dining | Restaurant information, food delivery, and dining. | yelp.com grubhub.com ubereats.com |
Configurable |
| Science | Scientific research, publications, and educational content. | nature.com scientificamerican.com |
Usually Allowed |
| Search Engines & Platforms | Search engines and information retrieval platforms. | google.com bing.com duckduckgo.com |
Usually Allowed |
| Shopping | Online retail stores and e-commerce marketplaces. | amazon.com ebay.com walmart.com |
Configurable |
| Social Networking | Social media platforms for connecting and sharing. | facebook.com instagram.com snapchat.com |
Configurable |
| Sports & Recreation | Sports news, fitness, and outdoor activities. | espn.com bleacherreport.com |
Configurable |
| Streaming Media | Audio and video streaming services. | youtube.com netflix.com twitch.tv |
Configurable |
| Tobacco | Tobacco product promotion and sales. | tobacco.com |
Usually Blocked |
| Travel | Travel booking, tourism, and travel reviews. | expedia.com booking.com airbnb.com |
Configurable |
| Violence | Content depicting or promoting violent acts. | N/A | Usually Blocked |
| Weapons | Firearms, explosives, and weapons sales/information. | gunbroker.com cabelas.com |
Usually Blocked |
| Web-based Applications | Online tools, SaaS platforms, and productivity apps. | dropbox.com zoom.us asana.com |
Usually Allowed |
| Webinars/E-learning | Online courses, webinars, and digital learning. | udemy.com edx.org coursera.org |
Usually Allowed |
Last Updated: March 2026