78 categories are organized into 6 main groups
Security Risk
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Malicious Websites
Malicious Websites
Sites that host software that is covertly downloaded to a user's machine to collect information and monitor user activity, and sites that are infected with destructive or malicious software, specifically designed to damage, disrupt, attack or manipulate computer systems without the user's consent, such as virus or trojan horse.
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Phishing
Phishing
Counterfeit web pages that duplicate legitimate business web pages for the purpose of eliciting financial, personal or other private information from the users.
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Spam URLs
Spam URLs
Websites or webpages whose URLs are found in spam emails. These webpages often advertise sex sites, fraudulent wares, and other potentially offensive materials.
Potentially Liable
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Child Abuse
Child Abuse
Websites that have been verified by the Internet Watch Foundation to contain or distribute images of non-adult children that are depicted in a state of abuse. Information on the Internet Watch Foundation is available at http://www.iwf.org.uk/.
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Discrimination
Discrimination
Sites that promote the identification of racial groups, the denigration or subjection of groups, or the superiority of any group.
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Drug Abuse
Drug Abuse
Websites that feature information on illegal drug activities including: drug promotion, preparation, cultivation, trafficking, distribution, solicitation, etc.
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Hacking
Hacking
Websites that depict illicit activities surrounding the unauthorized modification or access to programs, computers, equipment and websites.
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Illegal or Unethical
Illegal or Unethical
Websites that feature information, methods, or instructions on fraudulent actions or unlawful conduct (non-violent) such as scams, counterfeiting, tax evasion, petty theft, blackmail, etc.
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Plagiarism
Plagiarism
Websites that provide, distribute or sell school essays, projects, or diplomas.
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Proxy Avoidance
Proxy Avoidance
Websites that provide information or tools on how to bypass Internet access controls and browse the Web anonymously, includes anonymous proxy servers.
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Violence
Violence
This category includes sites that depict offensive material on brutality, death, cruelty, acts of abuse, mutilation, etc.
Bandwidth Consuming
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File Sharing and Storage
File Sharing and Storage
Websites that permit users to utilize Internet servers to store personal files or for sharing, such as with photos.
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Freeware Downloads
Freeware Downloads
Sites whose primary function is to provide freeware and software downloads. Cell phone ringtones/images/games, computer software updates for free downloads are all included in this category.
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Internet Radio and TV
Internet Radio and TV
Websites that broadcast radio or TV communications over the Internet.
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Internet Telephony
Internet Telephony
Websites that enable telephone communications over the Internet.
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Peer-to-peer File Sharing
Peer-to-peer File Sharing
Websites that allow users to share files and data storage between each other.
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Streaming Media and Download
Streaming Media and Download
Websites that allow the downloading of MP3 or other multimedia files.
Controversial
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Abortion
Abortion
Websites pertaining to abortion data, information, legal issues, and organizations.
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Advocacy Organizations
Advocacy Organizations
This category caters to organizations that campaign or lobby for a cause by building public awareness, raising support, influencing public policy, etc.
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Adult Materials
Adult Materials
Mature content websites (18+ years and over) that feature or promote sexuality, strip clubs, sex shops, etc. excluding sex education, without the intent to sexually arouse.
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Alcohol
Alcohol
Websites which legally promote or sell alcohol products and accessories.
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Alternative Beliefs
Alternative Beliefs
Websites that provide information about or promote religions not specified in Traditional Religions or other unconventional, cultic, or folkloric beliefs and practices. Sites that promote or offer methods, means of instruction, or other resources to affect or influence real events through the use of spells, curses, magic powers, satanic or supernatural beings.
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Extremist Groups
Extremist Groups
Sites that feature radical militia groups or movements with aggressive anti-government convictions or beliefs.
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Gambling
Gambling
Sites that cater to gambling activities such as betting, lotteries, casinos, including gaming information, instruction, and statistics.
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Lingerie and Swimsuit
Lingerie and Swimsuit
Websites that utilizes images of semi-nude models in lingerie, undergarments and swimwear for the purpose of selling or promoting such items.
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Marijuana
Marijuana
Sites that provide information about or promote the cultivation, preparation, or use of marijuana.
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Nudity and Risque
Nudity and Risque
Mature content websites (18+ years and over) that depict the human body in full or partial nudity without the intent to sexually arouse.
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Pornography
Pornography
Mature content websites (18+ years and over) which present or display sexual acts with the intent to sexually arouse and excite.
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Sex Education
Sex Education
Educational websites that provide information or discuss sex and sexuality, without utilizing pornographic materials.
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Sports Hunting and War Games
Sports Hunting and War Games
Web pages that feature sport hunting, war games, paintball facilities, etc. Includes all related clubs, organizations and groups.
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Tobacco
Tobacco
Websites which legally promote or sell tobacco products and accessories.
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Weapons
Weapons
Websites that feature the legal promotion or sale of weapons such as hand guns, knives, rifles, explosives, etc.
General Interest - Business
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Armed Forces
Armed Forces
Websites related to organized military and armed forces, excluding civil and extreme military organizations.
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Business
Business
Sites sponsored by or devoted to business firms, business associations, industry groups, or business in general. Information Technology companies are excluded in this category and fall in Information Technology.
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Finance and Banking
Finance and Banking
Financial Data and Services -- Sites that offer news and quotations on stocks, bonds, and other investment vehicles, investment advice, but not online trading. Includes banks, credit unions, credit cards, and insurance. Mortgage/insurance brokers apply here as opposed to Brokerage and Trading.
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General Organizations
General Organizations
Sites that cater to groups, clubs or organisations of individuals with similar interests, either professional, social, humanitarian or recreational in nature. Social and Affiliation Organizations: Sites sponsored by or that support or offer information about organizations devoted chiefly to socializing or common interests other than philanthropy or professional advancement.Not to be be confused with Advocacy Groups and Political Groups.
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Government and Legal Organizations
Government and Legal Organizations
Government: Sites sponsored by branches, bureaus, or agencies of any level of government, except for the armed forces, including courts, police institutions, city-level government institutions. Legal Organizations: Sites that discuss or explain laws of various government entities.
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Information and Computer Security
Information and Computer Security
Sites that provide information about or free downloadable tools for computer security, but not ordinary Freeware and Software downloading.
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Information Technology
Information Technology
Information Technology peripherals and services, cell phone services, cable TV/Internet suppliers.
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Search Engines and Portals
Search Engines and Portals
Sites that support searching the Web, news groups, or indices/directories. Sites of search engines that provide info exclusively for shopping or comparing prices, however, fall in Shopping and Auction.
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Secure Websites
Secure Websites
Sites that institute security measures such as authentication, passwords, registration, etc.
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Web Hosting
Web Hosting
Sites of organizations that provide hosting services, or top-level domain pages of Web communities.
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Web-based Applications
Web-based Applications
Sites that mimic desktop applications such as word processing, spreadsheets, and slide-show presentations.
General Interest - Personal
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Advertising
Advertising
Sites that provide advertising graphics or other ad content files, including ad servers (domain name often with \ad.\ , such as ad.yahoo.com). If a site is mainly for online transactions, it is rated as Shopping and Auctions. Includes pay-to-surf and affiliated advertising programs.
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Arts and Culture
Arts and Culture
Websites that cater to fine arts, cultural behaviors and backgrounds including conventions, artwork and paintings, music, languages, customs, etc. Also includes institutions such as museums, libraries and historic sites. Sites that promote historical, cultural heritage of certain area, but not purposely promoting travel.
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Brokerage and Trading
Brokerage and Trading
Sites that support active trading of securities and management of investments. Real estate broker does not apply here, and falls within Shopping and Auction. Sites that provide supplier and buyer info/ads do not apply here either since they do not provide trading activities.
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Child Education
Child Education
Websites developed for children age 12 and under. Includes educational games, tools, organizations and schools. Note that children's hospitals are rated as Health.
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Content Servers
Content Servers
Websites that host servers that distribute content for subscribing websites. Includes image and Web servers.
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Digital Postcards
Digital Postcards
Sites for sending/viewing digital post cards.
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Domain Parking
Domain Parking
Sites that simply are place holders of domains without meaningful content.
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Dynamic Content
Dynamic Content
URLs that are generated dynamically by a Web server.
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Education
Education
Educational Institutions: Sites sponsored by schools, other educational facilities and non-academic research institutions, and sites that relate to educational events and activities. Educational Materials: Sites that provide information about, sell, or provide curriculum materials. Sites that direct instruction, as well as academic journals and similar publications where scholars and professors submit academic/research articles.
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Entertainment
Entertainment
Sites that provide information about or promote motion pictures, non-news radio and television, music and programming guides, books, humor, comics, movie theatres, galleries, artists or review on entertainment, and magazines. Includes book sites that have personal flavor or extra-material by authors to promote the books.
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Folklore
Folklore
UFOs, fortune telling, horoscopes, fen shui, palm reading, tarot reading, and ghost stories.
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Games
Games
Sites that provide information about or promote electronic games, video games, computer games, role-playing games, or online games. Includes sweepstakes and giveaways. Sport games are not included in this category, but time consuming mathematic game sites that serve little education purpose are included in this category.
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Global Religion
Global Religion
Sites that provide information about or promote Buddhism, Bahai, Christianity, Christian Science, Hinduism, Islam, Judaism, Mormonism, Shinto, and Sikhism, as well as atheism.
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Health and Wellness
Health and Wellness
Sites that provide information or advice on personal health or medical services, procedures, or devices, but not drugs. Includes self-help groups. This category includes cosmetic surgery providers, children's hospitals, but not sites of medical care for pets, which fall in Society and Lifestyle.
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Instant Messaging
Instant Messaging
Sites that allow users to communicate in real-time over the Internet.
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Job Search
Job Search
Sites that offer information about or support the seeking of employment or employees. Includes career agents and consulting services that provide job postings.
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Medicine
Medicine
Prescribed Medications: Sites that provide information about approved drugs and their medical use. Supplements and Unregulated Compounds: Sites that provide information about or promote the sale or use of chemicals not regulated by the FDA (such as naturally occurring compounds). This category includes sites of online shopping for medicine, as it is a sensitive category separated from regular shopping.
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Meaningless Content
Meaningless Content
This category houses URLs that cannot be definitively categorized due to lack of or ambiguous content.
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News and Media
News and Media
Sites that offer current news and opinion, including those sponsored by newspapers, general-circulation magazines, or other media. This category includes TV and Radio sites, as long as they are not exclusively for entertainment purpose, but excludes academic journals. Alternative Journals: Online equivalents to supermarket tabloids and other fringe publications.
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Newsgroups and Message Boards
Newsgroups and Message Boards
Sites for online personal and business clubs, discussion groups, message boards, and list servers; includes 'blogs' and 'mail magazines.'
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Personal Privacy
Personal Privacy
Sites providing online banking, trading, health care, and others that contain personal privacy information.
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Personal Vehicles
Personal Vehicles
Websites that contain information on private use or sale of autos, boats, planes, motorcycles, etc., including parts and accessories.
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Personal Websites and Blogs
Personal Websites and Blogs
Private web pages that host personal information, opinions and ideas of the owners.
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Political Organizations
Political Organizations
Sites that are sponsored by or provide information about political parties and interest groups focused on elections or legislation. This is not to be confused with Government and Legal Organizations, and Advocacy Groups.
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Real Estate
Real Estate
Websites that promote the sale or renting of real estate properties.
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Reference
Reference
Websites that provide general reference data in the form of libraries, dictionaries, thesauri, encyclopedias, maps, directories, standards, etc.
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Restaurant and Dining
Restaurant and Dining
Websites related to restaurants and dining, includes locations, food reviews, recipes, catering services, etc.
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Shopping and Auction
Shopping and Auction
Websites that feature on-line promotion or sale of general goods and services such as electronics, flowers, jewelry, music, etc, excluding real estate. Also includes on-line auction services such as eBay, Amazon, Priceline.
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Social Networking
Social Networking
Includes websites that aid in the coordination of heterosexual relationships and companionship. Includes legal and non-sexual sites related to on-line dating, personal ads, dating services, clubs, etc.
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Society and Lifestyles
Society and Lifestyles
This category contains sites that deal with everyday life issues and preferences such as passive hobbies (gardening, stamp collecting, pets), journals, blogs, etc.
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Sports
Sports
Includes sites that pertain to recreational sports and active hobbies such as fishing, hunting, jogging, canoeing, archery, chess, as well as organized, professional and competitive sports.
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Travel
Travel
Websites in this category feature travel related resources such as accommodations, transportation (rail, airlines, cruise ships), agencies, resort locations, tourist attractions, advisories, etc.
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Web Chat
Web Chat
Sites that host Web chat services, or that support or provide information about chat via HTTP or IRC.
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Web-based Email
Web-based Email
Sites that allow users to utilize electronic mail services.
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