A domain registrar and internet services company, originally standing for 'The Ultimate Collection of Winsock Software'.
Acronym from 'The Ultimate Collection of Winsock Software', founded in 1993 during the early internet era. Winsock refers to Windows Sockets, the technical specification for network programming. The company evolved from software distribution to domain registration services.
Tucows represents internet history in a name - originally distributing Windows networking software, they pivoted to become one of the world's largest domain registrars. Their cow-themed branding (complete with moo sounds on their website) shows the playful spirit of early internet culture.
Complete word intelligence in one call. Free tier — 50 lookups/day.