URL Filtering Categories

Adult

Abortion

Sites that promote, encourage, or discuss abortion, including sites that cover moral or political views on abortion

Adult

Adult/Mature Content

Sites with profane or vulgar content generally considered inappropriate for minors; includes sites that offer erotic content or ads for sexual services, but excludes sites with sexually explicit images

Adult

Alcohol/Tobacco

Sites that promote, sell, or provide information about alcohol or tobacco products

Adult

Gambling

Sites that promote or provide information on gambling, including online gambling sites

Adult

Illegal Drugs

Sites that promote, glamorize, supply, sell, or explain how to use illicit or illegal intoxicants

Adult

Illegal/Questionable

Sites that promote and discuss how to perpetrate nonviolent crimes, including burglary, fraud, intellectual property theft, and plagiarism; includes sites that sell plagiarized or stolen materials

Adult

Illegal or Prohibited Content

Sites that provide information about or software for sharing and transferring pages related to illegal or prohibited content in international law

Adult

Intimate Apparel/Swimsuit

Sites that sell swimsuits or intimate apparel with models wearing them

Adult

Marijuana

Sites that discuss the cultivation, use, or preparation of marijuana, or sell related paraphernalia

Adult

Nudity

Sites showing nude or partially nude images that are generally considered artistic, not vulgar or pornographic

Adult

Pornography

Sites with sexually explicit imagery designed for sexual arousal, including sites that offer sexual services

Adult

Sex Education

Sites with or without explicit images that discuss reproduction, sexuality, birth control, sexually transmitted disease, safe sex, or coping with sexual trauma

Adult

Tasteless

Sites with content that is gratuitously offensive and shocking; includes sites that show extreme forms of body modification or mutilation and animal cruelty

Adult

Violence/Hate/Racism

Sites that promote hate and violence; includes sites that espouse prejudice against a social group, extremely violent and dangerous activities, mutilation and gore, or the creation of destructive devices

Adult

Weapons

Sites about weapons, including their accessories and use; excludes sites about military institutions or sites that discuss weapons as sporting or recreational equipment

Business

Auctions

Sites that serve as venues for selling or buying goods through bidding, including business sites that are being auctioned

Business

Brokerages/Trading

Sites about investments in stocks or bonds, including online trading sites; includes sites about vehicle insurance

Business

Business/Economy

Sites about business and the economy, including entrepreneurship and marketing; includes corporate sites that do not fall under other categories

Business

Financial Services

Sites that provide information about or offer basic financial services, including sites owned by businesses in the financial industry

Business

Job Search/Careers

Sites about finding employment or employment services

Business

Real Estate

Sites about real estate, including those that provide assistance selling, leasing, purchasing, or renting property

Business

Shopping

Sites that sell goods or support the sales of goods that do not fall under other categories; excludes online auction or bidding sites

Communications and Search

Blogs/Web Communications

Blog sites or forums on varying topics or topics not covered by other categories; sites that offer multiple types of web-based communication, such as e-mail or instant messaging

Communications and Search

Chat/Instant Messaging

Sites that provide web-based services or downloadable software for text-based instant messaging or chat

Communications and Search

Dynamic DNS

Sites that utilize dynamic DNS host services to map their domain names to dynamic IP addresses

Communications and Search

Email

Sites that provide email services, including portals used by companies for web-based email

Communications and Search

Internet Infrastructure

Content servers, image servers, or sites used to gather, process, and present data and data analysis, including web-based analytic tools and network monitors

Communications and Search

Internet Telephony

Sites that provide web services or downloadable software for Voice over Internet Protocol (VoIP) calls

Communications and Search

Newsgroups/Forum

Sites that offer access to Usenet or provide other newsgroup, forum, or bulletin board services

Communications and Search

Proxy Avoidance and Anonymizers

Sites about bypassing proxy servers or web filtering systems, including sites that provide tools for that purpose

Communications and Search

Search Engines/Portals

Search engine sites or portals that provide directories, indexes, or other retrieval systems for the web

Communications and Search

Social Networking

Sites devoted to personal expression or communication, linking people with similar interests

Communications and Search

Web Hosting

Sites of organizations that provide top-level domains or web hosting services

General

Computers/Internet

Sites about computers, the Internet, or related technology, including sites that sell or provide reviews of electronic devices

General

Education

School sites, distance learning sites, and other education-related sites

General

Government/Legal

Sites about the government, including laws or policies; excludes government military or health sites

General

Health

Sites about health, fitness, or well-being

General

Military

Sites about military institutions or armed forces; excludes sites that discuss or sell weapons or military equipment

General

Miscellaneous

Sites that have been tested and not been classified into the other categories

General

News/Media

Sites about the news, current events, contemporary issues, or the weather; includes online magazines whose topics do not fall under other categories

General

Noteworthy

Informational sites with notable content

General

Politics

Sites that discuss or are sponsored by political parties, interest groups, or similar organizations involved in public policy issues; includes non-hate sites that discuss conspiracy theories or alternative views on government

General

Reference

General and specialized reference sites, including map, encyclopedia, dictionary, weather, how-to, and conversion sites

General

Translators/Cached Pages

Online page translators or cached Web pages (used by search engines), which can be used to circumvent proxy servers and Web filtering systems

General

Untested

Sites that have not been classified under a category

General

Vehicles

Sites about motorized transport, including customization, procurement of parts and actual vehicles, or repair services; excludes sites about military vehicles

Internet Security

Adware

Sites with downloads that display advertisements or other promotional content; includes sites that install browser helper objects (BHOs)

Internet Security

Coin Miners

Potentially unwanted scripts or executable files that perform actions related to cryptocurrency, such as coin mining

Internet Security

Disease Vector

Sites that directly or indirectly facilitate the distribution of malicious software or source code

Internet Security

Insecure IoT Connections

Insecure internet connections that may potentially abuse, compromise or damage IoT devices

Internet Security

Made for AdSense

Sites that use scraped or copied content to pollute search engines with redundant and generally unwanted results

Internet Security

Malicious Domain

Domains that host malicious payloads; such domains cannot be reclassified

Internet Security

Malware Accomplice

Sites used by malicious programs, including sites used to host upgrades or store stolen information

Internet Security

Newly Observed Domain

Domains that have not been classified by Trend Micro and were recently observed for the first time or recently became active, but are not necessarily newly registered, such as throwaway domains

Internet Security

Phishing

Fraudulent sites that mimic legitimate sites to gather sensitive information, such as user names and passwords

Internet Security

Potentially Malicious Software

Sites that contain potentially harmful downloads

Internet Security

Ransomware

Sites that directly or indirectly facilitate the distribution of ransomware

Internet Security

Scam

Sites that attempt to defraud a person or group after first gaining their confidence, used in the classical sense of trust. They often play confidence tricks to exploit typical human characteristics such as greed, dishonesty, vanity, opportunism, lust, compassion, credulity, irresponsibility, desperation, and naivety.

Internet Security

Spam

Sites whose addresses have been found in spam messages

Internet Security

Spyware

Sites with downloads that gather and transmit data from computers owned by unsuspecting users

Internet Security

Web Advertisements

Sites dedicated to displaying advertisements, including sites used to display banner or pop-up ads

Lifestyle

Activist Groups

Sites that promote change in public policy, public opinion, social practice, economic activities, or economic relationships; includes sites controlled by service, philanthropic, professional, or labor organizations

Lifestyle

Alternative Journals

Online equivalents of supermarket tabloids and other fringe publications

Lifestyle

Arts

Sites about visual arts, such as painting and sculpture

Lifestyle

Cult/Occult

Sites about alternative religions, beliefs, and religious practices, including those considered cult or occult

Lifestyle

Cultural Institutions

Sites controlled by organizations that seek to preserve cultural heritage, such as libraries or museums; also covers sites owned by the Boy Scouts, the Girl Scouts, Rotary International, and similar organizations

Lifestyle

Entertainment

Sites that promote or provide information about movies, music, non-news radio and television, books, humor, or magazines

Lifestyle

For Kids

Sites designed for children

Lifestyle

Games

Sites about board games, card games, console games, or endpoint games; includes sites that sell games or related merchandise

Lifestyle

Gun Clubs/Hunting

Sites about gun clubs or similar groups; includes sites about hunting, war gaming, or paintball facilities

Lifestyle

Humor

Sites intended for humor

Lifestyle

Personal Sites

Sites maintained by individuals about themselves or their interests; excludes personal pages in social networking sites, blog sites, or similar services

Lifestyle

Personals/Dating

Sites that help visitors establish relationships, including sites that provide singles listings, matchmaking, or dating services

Lifestyle

Recreation/Hobbies

Sites about recreational activities and hobbies, such as collecting, gardening, outdoor activities, traditional (non-video) games, and crafts; includes sites about pets, recreational facilities, or recreational organizations

Lifestyle

Religion

Sites about popular religions, their practices, or their places of worship

Lifestyle

Restaurants/Food

Sites that list, review, discuss, advertise, or promote food, catering, dining services, cooking, or recipes

Lifestyle

Society/Lifestyle

Sites that provide information about life or daily matters; excludes sites about entertainment, hobbies, sex, or sports, but includes sites about cosmetics or fashion

Lifestyle

Sports

Sites about sports or other competitive physical activities; includes fan sites or sites that sell sports merchandise

Lifestyle

Travel

Sites about traveling or travel destinations; includes travel booking and planning sites

Network Bandwidth

Internet Radio and TV

Sites that primarily provide streaming radio or TV programming; excludes sites that provide other kinds of streaming content

Network Bandwidth

Pay to Surf

Sites that compensate users who view certain websites, email messages, or advertisements or users who click links or respond to surveys

Network Bandwidth

Peer-to-Peer

Sites that provide information about or software for sharing and transferring files within a peer-to-peer (P2P) network

Network Bandwidth

Photo Searches

Sites that primarily host images, allowing users to share, organize, store, or search for photos or other images

Network Bandwidth

Ringtones/Mobile Phone Downloads

Sites that provide content for mobile gateways, including ringtones, games, or videos

Network Bandwidth

Sharing Services

Sites that provide personal online storage, backup, or hosting space, including those that provide encryption or other security services

Network Bandwidth

Software Downloads

Sites dedicated to providing free, trial, or paid software downloads

Network Bandwidth

Streaming Media/MP3

Sites that offer streaming video or audio content without radio or TV programming; sites that provide music or video downloads, such as MP3 or AVI files