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  • about
    • anti-DoS [1]
    • digital certificates [1]
    • HTTPS inspection [1]
    • LDAP user identification [1]
    • Local user identification [1]
    • product license [1] [2]
    • security settings [1]
  • about product [1]
  • accounts
    • adding [1]
    • administrator, deleting [1]
  • action
  • action profiles [1]
  • activation code [1]
  • ActiveUpdate [1]
  • adding
    • accounts [1]
    • action profiles [1]
    • application objects [1]
    • bandwidth rules [1]
    • IPsec connections [1]
    • NAT rules [1] [2]
    • OSPF area [1]
    • policy rules [1] [2]
    • rules [1]
    • schedule objects [1]
    • service objects [1]
    • static route [1]
    • tabs [1]
    • user id policies [1]
    • VLAN subinterfaces [1]
    • VPN site-to-site policies [1]
  • address objects [1] [2] [3]
  • administration [1]
    • about [1]
    • language settings [1]
    • overview [1]
    • support [1]
    • system settings [1]
    • system settings, general [1]
  • administrator
    • accounts, deleting [1]
  • Administrator's Guide [1]
  • advanced
    • IPsec configuration [1]
  • advanced settings
  • Advanced Threat Scan Engine [1]
  • Advanced Threat Scan Engine (ATSE)
    • scan engine [1]
  • alerts:
    • notifications [1]
  • anti-DoS
    • about [1]
    • exceptions
    • flood protection
      • configuration [1]
  • anti-malware [1]
    • anti-malware profiles [1]
    • file extension [1]
  • anti-malware pattern files [1]
  • anti-malware protocol pattern files
    • pattern files
      • anti-malware protocol [1] [2]
  • anti-spam
    • anti-spam profiles [1]
    • security settings [1]
  • anti-spam profiles
    • configuring [1]
      • content settings [1]
    • disabling [1]
    • enabling [1]
    • modifying [1]
  • anti-spam protocol pattern files [1]
  • anti-virus pattern files [1]
  • application
  • application control
    • notifications [1]
  • application control notifications [1]
  • application objects [1]
  • approved list
  • area OSPF [1]
  • Asset/Data Discovery [1]
  • ATSE [1]
  • audit logs
  • authentication
    • captive portal [1]
    • LDAP, advanced [1]
    • LDAP, basic [1]
    • LDAP, configuring [1]
    • user [1]
  • authentication method
  • backup [1]
  • bandwidth control
    • network settings [1]
    • policy settings [1]
    • widgets [1]
  • bandwidth summary
  • best practices
  • blocked list
  • blocked URL
    • notifications [1]
  • blocked URL notifications [1]
  • bridge
  • CA [1] [2] [3]
  • cache server [1]
  • captive portal [1]
  • certificate authority
  • certificate failure notifications [1]
  • changing
    • NAT rules [1]
  • changing bridge settings [1]
  • client
    • SSL VPN, installation [1]
  • client certificate failure
    • notifications [1]
  • client certificate failure notifications [1]
  • clients
    • viewing mobile VPN [1]
    • viewing PPTP VPN [1]
    • viewing SSL VPN [1]
  • cloud-based services [1]
  • codes
    • routing table [1]
  • Command & Control Communication [1]
  • community [1]
  • components
  • component version [1]
  • configuring
    • address objects [1]
    • alerts for security violations [1] [2]
    • application control notifications [1]
    • blocked URL notifications [1]
    • bridge [1] [2]
    • captive portal [1]
    • console settings [1]
    • DDNS client [1]
    • deployment [1]
    • DNS forwarding [1]
    • file extension notifications [1]
    • IPS violation notifications [1]
    • LDAP, basic and advanced [1]
    • malware notifications [1]
    • notifications for scheduled updates [1] [2]
    • proxy settings [1]
    • routing [1]
    • server certificate failure notifications [1] [2]
    • SMTP notifications [1]
    • SSL VPN advanced settings [1]
    • SSL VPN IP address pools [1]
    • SSL VPN local networks [1]
    • system resource warnings [1]
    • system settings [1]
    • time and date settings [1]
    • URL filtering notifications [1]
    • user notifications [1]
    • WRS notifications [1]
    • zone objects [1]
  • configuring:
    • PPTP VPN general settings [1]
  • configuring general settings [1]
  • connections
  • console certificate [1]
  • console settings [1]
  • console timeout [1]
  • cryptography
  • custom
  • customizing
  • dashboard
  • Data Exfiltration [1]
  • DDNS
  • DDNS client [1]
  • dead peer detection [1]
  • debugging
  • debug mode
    • enabling PPTP VPN [1]
  • Deep Discovery Advisor [1]
    • about [1]
    • Virtual Analyzer [1]
  • Deep Discovery Inspector
  • deep packet inspection [1]
  • deleting
    • action profiles [1]
    • address objects [1]
    • administrative accounts [1]
    • application objects [1]
    • NAT rules [1]
    • OSPF area [1]
    • services objects [1]
    • static route [1]
    • tabs [1]
    • zone objects [1]
  • denial of service attack [1]
  • deployment
  • Deployment Guide [1]
  • Deployment Modes
    • Bridge mode [1]
    • Bridge Mode [1]
    • Monitoring mode [1]
    • Monitoring Mode [1]
    • Routing mode [1]
    • Routing Mode [1]
  • detection
    • dead peer [1]
  • devices
    • management, accounts [1]
  • DHCP
    • advanced settings [1]
    • interface configuration [1]
    • lease time [1]
    • modifying services [1]
    • modifying settings [1]
    • static mapping [1]
    • viewing services [1]
    • viewing settings [1]
  • DHCP services [1]
  • diagnosis
    • files [1]
    • trace traffic [1]
    • traffic tracing [1]
    • troubleshooting
      • traffic tracing [1]
  • diagnostic:
  • diagnostic files
    • generating [1]
  • diagnostics
    • about [1]
    • network packet capture [1]
    • packet capture [1]
  • digital certificates
    • about [1]
    • adding new [1]
    • certificate authority
    • changing status [1]
    • deleting [1]
    • managing [1]
    • viewing [1]
  • displaying
    • list of users [1]
  • DNS [1] [2]
    • configuring forwarding [1]
    • forwarding configuration [1]
    • forwarding settings [1]
  • DNS forwarding configuration [1]
  • DNS servers [1] [2]
  • documentation set [1]
  • DoS attack
    • ICMP/Ping flood [1]
    • TCP SYN flood [1]
    • UDP flood [1]
  • dynamic domain name system service [1]
  • dynamic source translation [1]
  • Dyn DNS [1]
  • editing
    • action profiles [1]
    • schedule objects [1]
  • editing interfaces [1]
  • Email Reputation
  • email reputation services [1]
  • email reputation technology [1]
  • enabling
  • encapsulated security payload
  • encryption level
  • End user
    • settings, global [1]
  • entity risk summary
  • error messages
  • example
    • IPsec NAT configuration [1]
    • IPsec office configuration [1]
    • site-to-site VPN [1] [2]
  • experience improvement
  • expiration
  • false positive [1]
  • file extension
    • notifications [1]
    • types to scan [1]
  • file extension notifications [1]
  • file extension verification [1]
  • FreeDNS [1]
  • general system settings [1]
  • generating
    • manual reports [1]
  • getting started
  • global log settings [1]
  • hardware monitor
  • HTTPS inspection
    • about [1]
    • adding exceptions [1]
    • settings [1]
  • ICMP [1]
  • IKE [1] [2]
  • IKE debugging [1]
  • incremental updates [1]
  • inline mode [1]
  • installing:
    • SSL VPN client [1]
  • integration
  • Intelligence Gathering [1]
  • IntelliTrap [1]
  • interface
  • interface information
  • interfaces [1] [2]
  • Internet Key Exchange [1]
  • introductions
    • notifications [1]
  • IP address pools
  • IPS
    • about [1]
    • categories [1]
    • categories and actions [1]
    • instant message [1]
    • intrusion prevention system [1]
    • peer-to-peer [1]
    • policies [1]
    • profiles [1]
  • IPsec [1]
    • adding connections [1]
    • advanced configuration [1]
    • connections [1]
    • generate RSA key [1]
    • NAT configuration example [1]
    • office configuration example [1]
    • RSA key [1]
    • status [1]
    • troubleshooting [1]
  • IPS pattern files [1]
  • IPS violation
    • notifications [1]
  • IPS violation notifications [1]
  • IPv4 or IPv6 [1]
  • Knowledge Base [1]
  • known issues
  • language, change [1]
  • Lateral Movement [1]
  • LDAP [1]
    • advanced authentication [1]
    • authentication method [1]
    • basic authentication [1]
    • configuring, basic and advanced [1]
    • integration [1]
    • method of user identification [1]
    • settings, global [1] [2]
  • LDAP user identification
  • lease time [1]
  • license [1] [2]
    • activation code [1]
    • expiration [1]
    • registration [1]
    • registration key [1]
    • updating [1]
  • local groups [1]
  • Local user identification
  • local users [1]
  • logs
    • about [1] [2]
    • audit, about [1]
    • introduction [1] [2]
    • querying [1]
    • querying audit logs [1]
    • querying system event logs [1]
    • querying VPN logs [1]
    • settings [1]
    • settings, global [1]
    • system events, about [1]
    • viewing PPTP VPN [1]
    • viewing SSL VPN [1]
    • VPN, about [1]
  • main features [1] [2] [3]
    • ActiveUpdate [1]
    • anti-spam [1]
    • application bandwidth monitoring [1]
    • Application Control [1]
    • LDAP integration [1]
    • logs [1]
    • Network Intrusion Protection [1]
    • reports [1]
    • security protection [1]
    • summary dashboard [1]
    • system notifications and alerts [1]
    • URL Filtering [1]
    • virus scanning [1]
    • Web Reputation [1]
  • maintaining updates [1]
  • maintenance [1]
  • Maintenance Agreement
  • malware
    • notifications [1]
  • malware notifications [1]
  • management
    • about [1]
    • device
    • enabling
      • management services [1]
    • service [1]
    • services, enabling [1]
    • SNMP [1]
  • manual reports [1]
    • generating [1]
  • manual updates [1] [2]
  • mobile VPN
    • viewing clients [1]
  • mode
  • modifying
    • DHCP settings [1]
    • NAT rules [1]
    • OSPF area [1]
    • OSPF interface [1]
    • passwords, user [1]
    • static route [1]
    • tabs [1]
  • monitoring mode [1]
  • NAT [1] [2]
    • adding rules [1] [2]
    • changing rule priorities [1]
    • deleting rules [1]
    • IPsec configuration [1]
    • modifying rules [1]
    • rules [1]
    • site-to-site VPN configuration [1]
  • network
    • bandwidth control [1]
    • configuring for SSL VPN [1]
  • Network Address Translation [1]
  • network configuration
    • interfaces [1]
  • network features [1]
    • bridge [1]
    • mobile virtual private network [1]
    • NAT [1]
    • routing [1]
    • services [1]
    • site-to-site virtual private network [1]
    • user virtual private network [1]
  • network information
  • network intrusion prevention [1]
  • network RIP settings [1]
  • next-generation firewall [1]
  • notification
    • SMTP, configuring [1]
  • notifications
    • alerts [1]
    • application control [1]
    • blocked URLs [1]
    • certificate failure [1]
    • configuring for security violations [1] [2]
    • file extension [1]
    • introduction [1]
    • IPS violation [1]
    • malware [1]
    • schedule updates, configuring [1] [2]
    • SMTP [1]
    • stopping [1]
      • notifications [1]
    • updates [1]
    • URL filtering [1]
    • user policies [1]
    • WRS [1]
  • objects
    • address [1] [2]
    • address parameters [1]
    • application objects [1]
    • policy [1]
    • schedule objects [1]
    • zone [1]
  • offline monitoring [1]
  • online
    • community [1]
  • Online Help [1]
  • open shortest path first [1]
  • OSPF [1]
    • adding area [1]
    • area [1]
    • deleting area [1]
    • enabling global settings [1]
    • enabling OSPF distribute route [1]
    • global [1]
    • interfaces [1]
    • modifying area [1]
    • modifying interface [1]
    • redistribute [1]
    • redistributing link-state advertisement [1]
    • router ID [1]
  • overview
    • advanced IPsec configuration [1]
    • DDNS [1]
    • DDNS status [1]
    • DNS interface configuration [1]
    • dynamic domain name system service [1]
    • dynamic route management [1]
    • global OSPF [1]
    • interfaces [1] [2]
    • NAT [1]
    • open shortest path first (OSPF) [1]
    • OSPF interfaces [1]
    • redistribute OSPF [1]
    • redistribute RIP settings [1]
    • remote access [1]
    • remote access for users [1]
    • routing information protocol (RIP) [1]
    • routing table [1]
    • services [1]
    • site-to-site VPN [1]
    • SSL VPN [1]
    • traffic [1]
    • user management [1]
    • VLANs [1]
    • VPN [1]
  • packet capture
    • components [1]
  • packet captures [1]
  • parameters [1]
    • address objects [1]
    • captive portal [1]
    • logs settings, global [1]
    • reports [1]
    • services objects [1]
  • password
    • users, modifying [1]
  • pattern files [1]
    • anti-spam protocol [1]
    • incremental updates [1]
    • IPS [1]
    • several on server [1]
    • virus [1]
  • pattern information [1]
  • ping
  • Point of Entry [1]
  • point-to-point tunneling VPN [1]
  • policies [1]
    • adding bandwidth rules [1]
    • adding rules [1]
    • adding VPN site-to-site [1]
    • addresses [1] [2]
    • address objects [1] [2]
    • bandwidth control [1]
    • enabling rules [1] [2]
    • how policies work [1] [2]
    • modifying IPS [1]
    • objects [1]
    • rules page [1] [2]
    • user id, adding [1]
    • user identification [1]
  • policy objects [1]
  • PPTP VPN [1]
    • advanced settings [1] [2]
    • enabling [1]
    • encryption level [1]
    • error messages [1]
    • overview [1]
    • troubleshooting [1]
    • viewing clients [1]
    • viewing logs [1]
  • product
    • administration [1]
    • license [1]
    • management, about [1]
    • version [1]
  • product license [1] [2]
  • product overview [1] [2]
  • product patches
    • Applying patches [1]
  • Product Patches
    • Backing up current configuration [1]
    • Restoring previous configurations [1]
  • profiles [1] [2] [3]
    • configuring WRS [1]
    • web reputation [1]
    • WRS [1]
  • program components
  • proxy [1]
  • proxy settings [1] [2]
    • configuring [1]
  • querying
    • audit logs [1]
    • system events logs [1]
    • VPN logs [1]
  • querying logs [1]
  • Quick Start Guide [1]
  • readme [1]
  • Readme [1]
  • redistributing OSFP [1]
  • redistribution
  • registering product [1]
  • registration
  • registration key [1]
  • remote access [1]
    • user management [1]
  • removing
    • schedule objects [1]
  • removing bridge settings [1]
  • reports [1]
    • about [1]
    • custom [1]
    • dashboard summary [1]
    • manual [1]
    • manual, generating [1]
    • parameters [1]
    • scheduled, about [1]
    • settings [1]
    • templates [1]
    • types [1]
  • report types [1]
  • restore
  • Restoring [1]
  • RIP [1]
    • advanced global settings [1]
    • configuring global settings [1]
    • deleting a RIP network [1]
    • enabling global settings [1]
    • global settings [1]
    • network setting [1]
    • redistribution [1]
  • RIP:
    • adding a network [1]
  • rolling back updates [1]
  • routing
    • dynamic route management [1]
    • settings [1]
    • static route management [1]
  • routing information protocol [1]
  • routing table
  • RSA key [1]
  • rules
    • adding NA [1] [2]
    • changing NAT priorities [1]
    • deleting NAT [1]
    • modifying NAT [1]
    • NAT [1]
  • rules page
  • scan engine
  • scanning
  • scheduled reports [1]
  • scheduled updates [1]
    • configuring notifications [1] [2]
  • schedule objects [1]
  • scheduling updates [1]
  • secure socket layer VPN [1]
  • security settings
  • security status
  • security violations
  • selecting
    • file extension scanning [1]
  • server certificate failure
    • notifications [1]
  • server certificate failure notifications [1]
  • service objects
  • services [1]
    • DNS forwarding configuration [1]
    • DNS forwarding settings [1]
    • management [1]
    • management, enabling [1]
  • services objects
  • session event summary
  • session summary
  • settings [1] [2]
    • console, about [1]
    • deployment [1]
    • DNS forwarding settings [1]
    • End user synchronization [1]
    • LDAP, global [1] [2]
    • logs [1]
    • logs, global [1]
    • network RIP [1] [2]
    • PPTP VPN general [1]
    • reports [1]
    • RIP redistribution [1]
    • SMTP notifications [1]
    • SSL VPN server [1]
  • shell
  • site-to-site VPN [1]
  • smart protection [1]
    • Web Reputation Services [1]
  • Smart Protection Network [1] [2] [3]
  • SMTP
    • notifications [1]
  • SNMP
  • SolutionBank
    • See Knowledge Base
  • spam detection [1]
  • spyware [1]
  • SSH
  • SSL VPN
    • configuring advanced settings [1]
    • configuring local network [1]
    • enabling [1]
    • installing client [1]
    • IP address pools [1]
    • overview [1]
    • server settings [1]
    • troubleshooting [1]
    • viewing clients [1]
    • viewing logs [1]
  • static mapping [1]
  • static routing
  • status
  • summary dashboard [1]
    • adding tabs [1]
    • deleting tabs [1]
    • modifying tabs [1]
    • tabs [1]
  • support [1]
    • knowledge base [1]
    • resolve issues faster [1]
    • TrendLabs [1]
  • SYN [1]
  • synchronous transmission (SYN) [1]
  • system
  • system alerts
    • notifications [1]
  • system events logs
  • system information
  • system maintenance [1]
  • system resources
  • system resource warnings [1]
  • system settings
  • tabs
  • TCP [1]
  • technical support [1]
  • templates
  • top applications
  • top devices protected by anti-spam
  • top domains
  • top entities protected by anti-spam
  • top entities protected by anti-virus
  • top entities protected by IPS
  • top entities protected by WRS
  • top URL categories
  • top users
  • traffic:routing [1]
  • traffic overview [1]
  • traffic status
  • traffic tracing [1]
  • transmission control protocol [1]
  • TrendEdge [1]
  • TrendLabs [1]
  • troubleshooting [1]
    • diagnosis [1]
    • packet capture [1]
    • PPTP VPN [1]
    • site-to-site VPN [1]
    • SSL VPN [1]
  • update
    • cache server [1]
  • updates [1]
    • anti-malware [1]
    • anti-malware protocol [1] [2]
    • anti-spam protocol [1]
    • anti-virus [1]
    • component version [1]
    • incremental [1]
    • maintaining [1]
    • manual [1] [2]
    • notifications [1]
    • program components [1]
    • proxy settings [1]
    • recommendations [1]
    • rolling back [1]
    • scheduled [1] [2]
    • scheduling [1]
    • verifying success [1]
  • updating
    • web console [1]
  • updating your license [1]
  • URL approved/blocked lists [1]
    • adding [1]
    • enabling/disabling [1]
  • URL database [1]
  • URL filtering [1]
    • notifications [1]
  • URL filtering notifications [1]
  • URLs
  • user
  • user authentication [1]
  • user datagram protocol [1]
  • user identification
  • user id policies
  • user management [1]
  • user notifications [1]
  • users
    • list of [1]
    • passwords, modifying [1]
  • verifying
    • file extension [1]
  • verifying updates [1]
  • viewing
    • action profiles [1] [2]
    • address objects [1]
    • application objects [1]
    • DHCP services [1]
    • DHCP settings [1]
    • list of users [1]
    • mobile VPN clients [1]
    • PPTP VPN clients [1]
    • PPTP VPN logs [1]
    • routing table [1]
    • service objects [1]
    • SSL VPN clients [1]
    • SSL VPN logs [1]
    • zone objects [1]
  • violation event status
  • virtual private network [1]
  • virus patterns [1]
  • Virus Scan Engine
    • scan engine [1]
  • virus scan engines [1]
  • VLANs [1]
    • adding subinterfaces [1]
  • VPN [1] [2] [3]
  • VPN logs
  • VPN on Demand [1]
  • VPN site-to-site
    • adding policies [1]
  • VPN tunnel
  • warnings
    • system resource, notifications [1]
  • web reputation [1]
    • profiles [1]
    • URL database [1]
  • web shell
  • widget
    • bandwidth summary [1]
    • pattern information [1]
    • top applications [1]
  • widgets [1]
    • about [1]
    • adding [1]
    • bandwidth control [1]
    • customizing [1] [2]
    • dashboard [1]
    • deleting [1]
    • description [1]
    • entity risk summary [1]
    • hardware monitor [1]
    • interface information [1]
    • network information [1]
    • pattern information [1]
    • security status [1]
    • session event summary [1]
    • session summary [1]
    • system information [1] [2]
    • system resources [1]
    • top devices protected by anti-spam [1]
    • top domains [1]
    • top entities protected by anti-spam [1] [2]
    • top entities protected by anti-virus [1]
    • top entities protected by IPS [1]
    • top entities protected by WRS [1]
    • top URL categories [1]
    • top users [1]
    • traffic status [1]
    • violation event status [1]
  • WRS
    • configuring profiles [1]
    • notifications [1]
    • profiles [1]
  • WRS notifications [1]
  • zone objects [1]
  • zones

URL Filtering Categories Parent topic

The table below lists definitions of the URL filtering categories and groupings.

URL Filtering Categories Definitions

Category Group Category Type Category Definition
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 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 Brokerage/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 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 Sites that offer access to Usenet or provide other newsgroup, forum, or bulletin board services
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 endpoints, 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 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 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 Made for AdSense sites (MFA) Sites that use scraped or copied content to pollute search engines with redundant and generally unwanted results
Internet Security Potentially Malicious Software Sites that contain potentially harmful downloads
Internet Security Proxy Avoidance Sites about bypassing proxy servers or web filtering systems, including sites that provide tools for that purpose
Internet Security Web Advertisement 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 Gay/Lesbian Sites about gay, lesbian, transgender, or bisexual lifestyles
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 Personal Network Storage/File Download Servers Sites that provide personal online storage, backup, or hosting space, including those that provide encryption or other security services
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 devices, including ringtones, games, or videos
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