Grouping	Category	Description	API #
Adult-related	Adult/Mature	Adult themes not in another more specific category.  Not kid-friendly. Related categories: Sex Education, Pornography, Nudity	3
Adult-related	Dating/Personals	Dating, romance, matchmaking	13
Adult-related	Gambling	Services or information related to gambling	24
Adult-related	Lingerie/Swimsuit	Intimate apparel, swimsuits, and suggestive clothing.	38
Adult-related	Mixed Content/Potentially Adult	General image/video sites that may return adult content along with non-offensive content.	44
Adult-related	Nudity	Nude or seminude representations of the human body, including art, nudist or naturist.	47
Adult-related	Pornography	Sexually explicit material	54
Adult-related	Sex Education	Non-pornographic information on reproduction, sex practices, sexually transmitted diseases, sexuality, abstinence, birth control, etc..	65
Business-related	Ads/Analytics	Ad networks and analytics services	2
Business-related	Auctions/Classifieds	Product or service listings from individuals	6
Business-related	Brokerage/Trading	Stock trading and information	8
Business-related	Business/Economy	General business, for businesses that don't fit into a more specific category	9
Business-related	Finance	Financial institutions (banking, insurance) or related financial topics	21
Business-related	Alternative Currency	Related to cryptocurrency, game tokens or other exchangeable digital goods that are not government issued legal tender	84
Business-related	Job Search	Job search	37
Business-related	Marketing/Merchandising	Direct marketing services	41
Business-related	Real Estate	Real estate (buildings, homes, apartments) and related topics	58
Business-related	Restaurants/Food	Restaurants and food-related topics	62
Business-related	Shopping	Stores for product or services that don't fit into a more specific category.	66
Business-related	Travel	Travel and related topics (vacation transportation, lodging, activities)	76
Business-related	Vehicles	Vehicles, including autos, boats, motorcycles, etc.	78
Business-related	Promotional Compensation	Promise a potential reward for user input or activity	88
Entertainment-related	Arts/Culture	Fine arts and museums	5
Entertainment-related	Audio	Live streams or downloaded audio clips	7
Entertainment-related	Entertainment	All forms of entertainment not included in a more specific category. Related: Arts/Culture, Sports, Games, Humor/Comics	18
Entertainment-related	Games	Game playing, downloading or discussion.	25
Entertainment-related	Hobbies/Recreation	Hobbies and recreational activities, including collecting, gardening, hunting/fishing, etc.	30
Entertainment-related	Humor/Comics	Comedy, jokes, fun	32
Entertainment-related	Media Sharing	Allow users to upload, search for, and share media files	42
Entertainment-related	Sports	Sports news and information	71
Entertainment-related	Video/Multimedia	Live streams or downloaded video clips	79
File-related	File Sharing/Storage	Storage and sharing of files and other data	20
File-related	Peer-to-Peer (P2P)	Peer to peer/torrent clients and network for sharing files.	49
File-related	Software Downloads	Software and app downloads	69
Health-related	Abortion	Abortion topic and positions for or against	1
Health-related	Alcohol	Promotes alcoholic consumptions	4
Health-related	Health	Health and wellness, including medical personnel, facilities and medicines, and fitness-related.	29
Health-related	Tobacco	Promotes use of tobacco	74
Information-related	Education	Educational instututions, training courses and tools, and learning topics	16
Information-related	News	General news sources	45
Information-related	Reference	General information for topics that don't have a specific category.	59
Information-related	Search Engines/Portals	General Internet search or general directories of the Internet	64
Information-related	Translation	Allows translation of a web site or text to another language	75
Online interaction	Chat/IM/SMS	Short message clients and services	10
Online interaction	Digital Postcards	Greeting cards	14
Online interaction	Email	Email services	17
Online interaction	Forums	Newsgroups, forums or bulletin boards that have many topics and not a specific topic that would fit another specific category.	23
Online interaction	Social Networking	Social communities	67
Online interaction	Telephony	Person-to-person VOIP or digital calling services	73
Online interaction	Virtual Meetings	Multi-person virtual meeting services.	81
Other	For Kids	Family-safe sites designed for kids (only used as a secondary category)	22
Other	Personal Sites/Blogs	Personal sites that are not focused on a specific topic that has another specific category.	50
Other	Unrated	Unknown categorization	0
Potentially Illegal	Child Pornography/Abuse	Sexual exploitation/abuse of a minor	11
Potentially Illegal	Drugs/Controlled Substances	Information or promotion of illegal drugs	15
Potentially Illegal	Hate/Discrimination	Promotes or supports hostility toward a grouping of individuals	28
Potentially Illegal	Marijuana	Promotion of marijuana/cannibis and paraphernalia	40
Potentially Illegal	Piracy/Plagiarism	Illegal sharing of copyrighted media (software, music, etc.) and school cheating information	52
Potentially Illegal	Violence	Encourages, glorifies or displays graphic violence against others or self (suicide). Related categories: Hate/Discrimination	80
Security Risks	Scam/Illegal/Unethical	Fraudulent sites or information promoting breaking the law.	63
Security-related	Anonymizers	Provides ability to bypass web filtering controls by loading sites via intermediate service.	57
Security-related	Hacking	Information or tools for unauthorized access to computer systems.	27
Security-related	Information/Computer Security	Information or tools for computer security	35
Security-related	Malicious	Malcious intent to harm users or steal intellectual property.  Includes malicious software and associated sites. Related: Phishing, Suspicious, Potentially Unwanted Software	39
Security-related	Parked Site	Parked, site for sale, monetized placeholders or no meaningful content.	48
Security-related	Phishing	Counterfeit web pages that duplicate legitimate business web pages to steal private information from users.	51
Security-related	Potentially Unwanted Programs	User tracking or annoying software programs	55
Security-related	Remote Access	Remote access to another computer	61
Security-related	Spam	Associated with email spam campaigns	70
Security-related	Suspicious	Elevated, but unconfirmed security risk	72
Security-related	Newly Registered	Domain registered in last 30 days	87
Sensitive Topics	Extreme/Gruesome	Gory, perverse, gross or horrific content	19
Society/Government	Alternative Ideology	Belief systems and practices not included in "Religion" category, including occult, paranormal, folklore, etc.	33
Society/Government	Government/Legal	Government agencies and information.  Also, businesses that deal with law (lawyers).	26
Society/Government	Military	Armed forces	43
Society/Government	Non-Profit/Advocacy	Charitable and non-profit organizations promoting and supporting a cause.	46
Society/Government	Politics/Opinion	Political parties, groups or individuals promoting a point of view on a topic or issue.	53
Society/Government	Religion	Organized, traditional beliefs and practices, including major global religions.	60
Society/Government	Society/Lifestyle	Daily life, beauty & fashion, home & garden, pets	68
Society/Government	Weapons	Sales, reviews, or descriptions of weapons and modifications	82
Technology-related	Content Servers	Hosting of files for accelerating web sites and services	12
Technology-related	Hosting	Hosting of web sites for organizations and individuals	31
Technology-related	Information Technology	Computing, electronics and general technology that doesn't fit into a more specific category.	34
Technology-related	Infrastructure/IOT	Internet infrastructure and devices	36
Technology-related	Productivity Applications	Business-related web applications	56
Technology-related	URL Redirect	Doesn't provide content, only redirects to another location	77
Technology-related	AI/ML Applications	Generative apps that take user input	83
Technology-related	Dynamic DNS	Services that offer unique hosts on previously registered domains for personal use, and may regularly change IPs	85
Technology-related	Login/Challenge	Homepage that is a generic login page or challenge (e.g. CAPTCHA), with no indication of what’s behind	86