Verisign is the registry operator for the .com and .net top-level domains, making it a fundamental component of the global internet's addressing system. The company also serves as the root zone maintainer under an agreement with ICANN. Its infrastructure is engineered to handle billions of DNS queries daily, with a record of 100 percent uptime for the .com domain spanning more than 27 years.
Founded in 1995 and headquartered in Reston, Virginia, Verisign's technical work centers on core internet infrastructure. Key domains include the Domain Name System (DNS), DNSSEC, and public-key cryptography, with ongoing research into post-quantum cryptography to address future security challenges. The company's proprietary DNS infrastructure is built for high dependability and resilience against cyberthreats.
Verisign is a publicly traded company, listed on the Nasdaq exchange under the ticker VRSN. Its role as a critical infrastructure provider places it at the intersection of internet security, domain services, and large-scale system reliability.
