Infoblox, formerly (NYSE:BLOX), is a privately held IT automation and security company based in California's Silicon Valley. The company focuses on managing and identifying devices connected to networks—specifically for the Domain Name System (DNS), Dynamic Host Configuration Protocol, and IP address management. According to Gartner, by 2015 the Infoblox market share was 49.9 percent of the $533 million enterprise DDI market. In June 2016, IDC, a market intelligence firm, named Infoblox as the market share leader in DNS, DHCP and IP address management. No other competitor had a market share greater than 15 percent.