1. Potentially Liable
Drug Abuse		Websites that feature information on illegal drug activities including: drug promotion, preparation, cultivation, trafficking, distribution, solicitation, etc.
Folklore		Websites that promote supernatural resources such as; fortune telling, horoscopes, fen shui, palm reading, tarot reading, UFO's, etc.
Hacking		Websites that depict illicit activities surrounding the unauthorized modification or access to programs, computers, equipment and websites.
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.
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
Marijuana		Websites that feature information on the cultivation, preparation, distribution, or use of Marijuana.
Occult		This category includes sites that reference non-traditional religions, cults, sects, etc.
Phishing		Counterfeit web pages that duplicate legitimate business web pages for the purpose of eliciting financial, personal or other private information from the users.
Plagiarism		Websites that provide, distribute or sell school essays, projects, or diplomas.
Proxy Avoidance		Websites that provide information or tools on how to bypass Internet access controls and browse the Web anonymously, includes anonymous proxy servers.
Racism and Hate		Sites that foster racial supremacy or vilify/discriminate against groups or individuals by race, color, ethnic origin, sexual orientation, etc.
Violence		This category includes sites that depict offensive material on brutality, death, cruelty, acts of abuse, mutilation, etc.
Web Translation		Websites that supply URL translation services.
2. Controversial
Abortion		Websites pertaining to abortion data, information, legal issues, and organizations.
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.
Advocacy Organizations		This category caters to organizations that campaign or lobby for a cause by building public awareness, raising support, influencing public policy, etc.
Alcohol		Websites which legally promote or sell alcohol products and accessories.
Extremist Groups		Sites that feature radical militia groups or movements with aggressive anti-government convictions or beliefs.
Gambling		Sites that cater to gambling activities such as betting, lotteries, casinos, including gaming information, instruction, and statistics.
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.
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.
Pornography		Mature content websites (18+ years and over) which present or display sexual acts with the intent to sexually arouse and excite.
Sex Education		Educational websites that provide information or discuss sex and sexuality, without utilizing pornographic materials.
Sports Hunting and War Games		Web pages that feature sport hunting, war games, paintball facilities, etc. Includes all related clubs, organizations and groups.
Tasteless		Websites that host offensive and crude material such as insulting jokes, negative opinions, pranks, dark humor, harsh language, etc.
Tobacco		Websites which legally promote or sell tobacco products and accessories.
Weapons		Websites that feature the legal promotion or sale of weapons such as hand guns, knives, rifles, explosives, etc.
3. Potentially Non-Productive
Advertising		These websites exhibit advertisements and marketing related content for the sale and promotion of products and services.
Brokerage and Trading		Sites that feature on-line broker services, tools, and resources, related to the trading transactions of stocks, bonds, and commodities.
Digital Postcards		Websites that promote the distribution of digital postcards.
Freeware Downloads		Websites that offer free downloads to users, such as video games, software upgrades, graphics, screen savers, mobile phone items, etc.
Games		Sites that pertain to on-line computer games and related links such as contests, promotions, and sweepstakes.
Instant Messaging		Websites that allow users to communicate in "real-time" over the Internet.
Newsgroups and Message Boards		Websites that promote communication via discussion groups, message boards, blogs, mail magazines, list servers, etc.
Web Chat		Websites that promote Web chat services
Web-based Email		Websites that allow users to utilize electronic mail services.
4. Potentially Bandwidth Consuming
Internet Radio and TV		Websites that broadcast radio or TV communications over the Internet.
Internet Telephony		Websites that enable telephone communications over the Internet
Multimedia Download		Websites that allow the downloading of MP3 or other multimedia files.
Peer-to-peer File Sharing		Websites that allow users to share files and data storage between each other.
Personal Storage		Websites that permit users to utilize Internet servers to store personal files or for sharing, such as with photos.
5. Potential Security Risks
Malware		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.
Spyware		Sites that host software that is covertly downloaded to a user's machine, to collect information and monitor user activity, including spyware, adware, etc.
6. General Interest
Arts and Entertainment		Includes websites related to radio, television, books, music, artwork, paintings etc., with the intent of personal amusement or enlightenment.
Child Education		Websites developed for children, age 12 and under, includes educational games, tools, organizations and schools.
Culture		Websites that cater to cultural behaviors and backgrounds including conventions, languages, customs, etc. Also includes institutions such as museums, libraries and historic sites.
Education		Academic related sites that provide instruction or information related to learning, schools, training institutions, research, educational games, etc, excluding child education sites.
Finance and Banking		Sites pertaining to business and private banking services, investment options, mortgages, asset and credit management, etc.
General Organizations		Sites that cater to groups, clubs, or organizations of individuals with similar interests - professional, social, humanitarian, or recreational in nature.
Health and Wellness		Websites containing personal health and medical information such as hospitals, therapy, counseling, plastic surgery, medical procedures and equipment, dental care, etc.
Homosexuality		This category features subject matter on Gays, Lesbians and Bisexuals, including non-pornographic related links such as personals, dating, and on-line shopping.
Job Search		Sites related to employment such as job ads, job posting databases, career planning, resume resources, etc.
Medicine		Websites that address legal medicine and drug information, including homeopathy and naturopathy treatment, and therapeutic use of or sale of prescription medication.
News and Media		Websites that feature news and current events including mass media forums such as newspapers, television, radio, magazines, journals, etc.
Personal Relationships		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.
Personal Vehicles		Websites that contain information on private use or sale of autos, boats, planes, motorcycles, etc., including parts and accessories.
Personal Websites		Private web pages that host personal information, opinions and ideas of the user.
Political Organizations		Sites in this category pertain to elections, congress, senate, or parliament, in the form of a political party or group.
Real Estate		Websites that promote the sale or renting of real estate properties.
Reference		Websites that provide general reference data in the form of libraries, dictionaries, thesauri, encyclopedias, maps, directories, standards, etc.
Religion		Features websites that contain information about traditional religions, spirituality and beliefs.
Restaurant and Dining		Websites related to restaurants and dining, includes locations, food reviews, recipes, catering services, etc.
Search Engines		Sites that enable a user to search for files on the web by directing them to specific links or portals.
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.
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.
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.
Travel		Websites in this category feature travel related resources such as accommodations, transportation (rail, airlines, cruise ships), agencies, resort locations, tourist attractions, advisories, etc.
7. Business Oriented
Armed Forces		Websites related to organized military and armed forces, excluding civil and extreme military organizations.
Business		This category references general business related industry information and news; economic conditions, mergers and acquisitions, associations, commercial ventures, etc.
Government and Legal Organizations		Includes websites pertaining to international government agencies, legislature, judicial systems, municipal departments such as police, fire, animal control, etc. Also includes legal resources such as bar organizations, lawyers committees, legal services, and references.
Information Technology		Sites related to the sale or service of computer and telephony equipment, tools and accessories, including the companies that provide them.
Information and Computer Security		Websites that present information related to computer security such as virus and worm protection measures and tools, emerging technologies, publications, standards groups, etc.
8. Others
Content Servers		Websites that host servers that distribute content for subscribing websites, includes image and Web servers.
Dynamic Content		Sites that point to non-fixed web content, in that a different page may be viewed each time the site is accessed.
Miscellaneous		This category houses URLs that cannot be definitively categorized due to lack of or ambiguous content.
Secure Websites		Web pages that institute security measures such as; authentication, passwords, registration, etc.
Web Hosting		Websites that provide resources for web hosting and domain registration.