The category includes web resources related to the sexual side of human relationship. It can be content of any format and type.

• Pornography, erotic – web resources containing any photo or video materials depicting genitals of humans or humanoid creatures, acts of sexual intercourse or self-stimulation performed by human beings or humanoid creatures. This category also included web resources containing any text materials, including literary or artistic materials, describing genitals of humans or humanoid creatures, acts of sexual intercourse or self-stimulation performed by human beings or humanoid creatures. In addition, the category included web resources containing erotic materials, works that provide a realistic portrayal of sexual behavior of humans, or works of art designed to stimulate sexual arousal.
• Nudism – web resources dedicated to nudism: community sites, special places for recreation, photo hosting related to nudism, as well as sites containing relevant images.
• Lingerie – web resources that sell underwear, as well as sites for exhibitions, shows in underwear, erotic content showing people in the underwear.
• Sex education – web resources that contain:
  • Articles and blogs covering sex education with both scientific and popular themes.
  • Medical encyclopedias, specifically their sections about sexual reproduction.
  • Resources of medical institutions, specifically their sections covering treatment of sexual organs.
• Adult dating – web resources that offer dating services, including those with a sexual connotation.
• LGBT+ – web resources that contain information about LGBT. These can be encyclopedias, forums, websites of the corresponding associations. Any information of any site on this subject.
• Sex shops – web resources of intimate shops, containing descriptions of these shops, and more.
• Abortion – web resources containing information about abortion, including on the websites of medical institutions.

This category includes web resources where users can download software packages:

• Web resources distributing audio and video materials: movies, recordings of sports broadcasts, recordings of concerts, songs, movie clips, videos, tutorial audio and video recordings, etc.
• Torrent trackers and file sharing websites irrespective of the physical location of files being distributed.

The category includes web resources that mention alcohol, drugs, any form of tobacco, including advertising, historical, medical and educational resources, as well as web resources where devices for the use of these substances are described or sold.

• Drugs – web resources, containing materials related to drug products, in particular, dedicated to the sale, advertising, description, historical and medical facts about drugs.
• Alcohol – web resources, containing materials related to alcohol and alcohol-containing products, in particular, dedicated to the sale, advertising, description, historical and medical facts alcohol.
• Tobacco – web resources, containing materials related to tobacco products, in particular, dedicated to the sale, advertising, description, historical and medical facts about tobacco.

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

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 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 containing:

• Gambling in which participants are required to make monetary contributions.
• Sweepstakes that involve betting with money.
• Lotteries that involve purchasing lottery tickets or numbers.

This category includes web resources that enable users (whether registered or not) to send personal messages to other users.

• Web mail – exclusively login pages of an email service and mailbox pages containing emails and associated data (such as personal contacts). This category is not assigned to other web pages of an Internet service provider that also offers email service.
• Social networks – websites designed for building, displaying, and managing contacts between persons, organizations, and governments, which require registration of a user account as a condition of participation.
• Chats, forums, IM – web-chats as well as web resources designed to distribute or support instant messaging applications that enable real-time communication. Forums – special web services for public discussion of various topics where the correspondence is saved.
• Blogs – web resources designed for public discussion of various topics using special web applications, including blog platforms (websites that provide paid or free services for creating and maintaining blogs).
• Dating sites – online dating resources that offer dating services, including without sexual connotation.

This category includes web resources designed for any online transactions in non-cash monetary funds using special-purpose web applications. It also includes web resources that help you rent, rent, buy or sell real estate.

• Online stores – online shops and auctions selling any goods, work or services to individuals and/or legal entities, including websites of stores that conduct sales exclusively online and online profiles of physical stores that accept online payments.
• Banks – web resources of banks.
• Payment systems – this category includes the following web pages:
  • Specialized web pages of banks with online banking functionality, including wire (electronic) transfers between bank accounts, making bank deposits, performing currency conversion, paying for third-party services, etc.
  • Web pages of e-money systems that provide access to the user's personal account.
• Cryptocurrencies, mining – websites offering services for buying and selling cryptocurrency as well as informational services concerning cryptocurrencies and mining.

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

• 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 web resources that act as an intermediary for downloading content from other web resources using 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).

The category includes web resources dedicated to various types of computer games, as well as gaming communities and services.

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

News portals of any subject including social news, news aggregators, rss mailings.

This category includes web resources with banners. Advertising information on banners may distract users from their activities, while banner downloads increase the amount of traffic.