Ferrisin Is a U.S. company based in Reston, Virginia, U.S. that manages a variety of network infrastructure, including two of the 13 root-name servers of the Internet, the reliable record of the top-level domains .com.net,.name,.cc, country-code, and back end systems for .jobs, gov and edu.edu the top level. Verisign also offers a range of security services, including managed DNS, ddos from attack mitigation and cyber threat reporting. 10100 in 2010, Verisign sold its authentication business unit — which included SSL certification, public key infrastructure (PKI), Verisign Trust Seal, and Verisign (VIP) identity protection services – to Symantec for $1.28 billion. The deal culminated in a multi-year effort by Verisin to narrow its focus on its core infrastructure and security business units. Symantec later sold this unit to DigiCert in 2017. On October 25, 2018, NeuStar, VeriSign's, acquired security service customer contracts. The acquisition effectively transfers verisign Inc.'s Distributed Denial of Service (DDoS), managed DNS, DNS firewall and fee-based DNS customer contracts. Verisin former CFO (CFO) Brian Robbins announced in August 2010 that the company would move from its original location from Mountain View, California, to Dallas, Northern Virginia, by 2011 because of 95% of the company's business being on the East Coast. The company was founded in Delaware.