Verisign is a global provider of critical internet infrastructure and domain name registry services. Founded in 1995 and headquartered in Reston, Virginia, the company is a public entity traded on the Nasdaq exchange under the ticker symbol VRSN. It operates the authoritative registry for the .com and .net top-level domains and serves as the root zone maintainer for the internet's Domain Name System (DNS).
The company's technical work is centered on core internet infrastructure, with expertise in areas including the Domain Name System, DNS registration and resolution infrastructure, DNSSEC, and cryptographic fields such as public-key cryptography and post-quantum cryptography. Its operations handle billions of DNS queries daily.
A key product is the .com Registry, which Verisign reports has been operated with 100 percent DNS uptime for over 27 years. The company also manages the .net Registry. Its role in maintaining these foundational services positions it within the internet infrastructure and domain name registry services industry.
