Tucows Inc. provides network access, domain name registration, email, mobile telephony, and other Internet services in Canada, the United States, and Europe.

It operates through three segments: Fiber Internet Services, Mobile Services, and Domain Services.

The Fiber Internet Services segment provides fixed high-speed Internet access services to individuals and small businesses primarily through the Ting website, and other billing solutions to small internet service providers.

The Mobile Services segment offers mobile phones and retail telephony services; and professional services, including implementation, training, consulting, and software development and modification services, as well as operates Mobile Services Enabler platform that provides network access, provisioning, and billing services.

The Domain Services segment provides wholesale and retail domain name registration services; portfolio services; and value-added services, such as hosted email, Internet security services, Internet hosting, WHOIS privacy, publishing tools, and other value-added services for end-users under the OpenSRS, eNom, Ascio, and Hover brands.

The company was formerly known as Infonautics, Inc. and changed its name to Tucows Inc. in August 2001.

Tucows Inc. was incorporated in 1992 and is headquartered in Toronto, Canada.