This category includes all types and formats of web materials related to sex and intimacy in terms of relationships, philosophy, commerce, and other areas.

• Websites containing any photo or video materials of genitals, sexual intercourse or masturbation of human beings or humanoid creatures. Websites containing any photo or video materials of genitals, sexual intercourse or masturbation of human beings or humanoid creatures.
• Websites that contain erotic materials, realistic descriptions or depictions of human sexuality, works of art created for the purpose of arousing a sexual or prurient interest.
• All web pages that are dedicated to nudism, including but not limited to community sites, special recreation areas, and photo hosts related to nudism. Sites containing such photos are included as well.
• Web pages on which lingerie is offered for purchase, and exhibition/fashion sites and erotic-themed content depicting people in lingerie.
• Web pages containing:
  • Articles and blog entries on sex education (whether scientific or “mass media” in nature).
  • Medical encyclopedias, insofar as their sections concern procreation.
  • Information from medical authorities on treatment of genitalia in a clinical context.
• Web pages that connect users seeking romantic involvement.
• Any information on any site concerning lesbian, gay, bisexual, or transgender people. Includes encyclopedias, forums, and sites of relevant associations.
• Web pages by or about sex shops.
• Web resources containing information about abortion, including those of medical institutions.

Web pages that allow downloading relevant file types:

• Torrent trackers and websites that assist in performing torrent downloads.
• Websites that allow file sharing.
• Websites that allow downloading or viewing/listening to audio or video files.

this category includes web pages with mentions of alcohol, drugs, or tobacco in any context (such as advertising, history, medicine, or education):

• Web pages related to illicit drugs, including sale, promotion, description, and historical and/or medical facts about such substances.
• Web pages related to alcoholic beverages, including sale, promotion, description, and historical and/or medical facts about such beverages.
• Web pages related to tobacco products, including sale, promotion, description, and historical and/or medical facts about tobacco products. 
• Also included are web sites that describe or sell paraphernalia for such substances.

This category includes web resources containing any photo, video or text materials describing acts of physical or psychological violence directed against human beings, or cruel treatment of animals. Works of art may be excluded from this category.

This category includes web resources where profane language has been detected. This category also includes web resources with linguistic and philological materials containing profanity as the subject of study.

This category includes web resources with information about weapons, explosives, and pyrotechnical products. 

The term "weapons" means appliances, items, and means designed to harm the life or health of humans and animals and/or damage equipment and structures.

This category refers to web pages that contain:

• Web pages for online lotteries and sites that contain information about lotteries.
• Websites about online or offline casinos; online sites with card games.  
• Also includes sites with gameplay instructions and tips.
• Websites of bookmakers (both online and offline) for putting odds on sports-related and other events.

The categoi includes web pages that allow users (with or without requiring an account) to send personal messages to other users:

• Web mail: authorization pages of e-mail services and mailbox pages that contain e-mails and associated data (for example, personal contacts). The category does not include other pages of the e-mail service provider’s website.
• Social networks: websites that let users create and establish online contact with other individuals, organizations, or the government, and which require creating a user account.
• Online chats and websites that promote, distribute, and support applications for exchanging instant messages. 
• Forums: web services for public discussion of various topics with publicly available history of conversations.
• Blogs: sites for public discussion of diverse topics via special web applications, including blogging platforms (i.e., sites that provide free or paid services for creating and maintaining blogs).
• Dating sites: sites that help people to meet each other, often but not necessarily with romantic intentions.

This category includes web resources designed for any online transactions in non-cash monetary funds using special-purpose web applications:

• Online stores and auctions for any type of product, work, or service sold by individuals or companies:
  • Online-only merchants.
  • Internet storefronts of traditional (brick-and-mortar) retailers with e-payment support.
• Bank websites.
• Special web pages of banks where online banking transactions can be performed, such as electronic fund transfers between bank accounts, setting up accounts, currency conversion, payments for third-party services, etc.
• Websites of online payment systems that require a personal user account.
• Web pages for renting, selling, and buying real estate.

This category includes web resources designed to bring together employers and job seekers:

• Websites of recruitment agencies (employment agencies and/or headhunting agencies).
• Websites of employers with descriptions of available job openings and their advantages.
• Independent portals with offers of employment from employers and recruitment agencies.
• Professional social networks that, among all else, make it possible to publish or find information about specialists who are not actively searching for employment.

The category includes websites for downloading third-party content that use special web applications for:

• Bypassing restrictions imposed by a LAN administrator on access to web addresses or IP addresses.
• Anonymously accessing web resources, including web resources that specifically reject HTTP requests from certain IP addresses or their groups (for example, IP addresses grouped by country of origin).

This category includes web resources devoted to computer games of various genres, gaming communities and services:

This category includes web resources with materials on public movements, associations, and organizations with a religious ideology and cult in any manifestations.

News portals, including socially driven news aggregators and RSS feeds.

Traffic sharing, banner networks, advertiser sites.