David Ulevitch is the founder of OpenDNS, a cloud-based internet security and DNS provider. He is a serial entrepreneur and investor who has founded and led several successful companies, including OpenDNS, which he founded in 2005. Ulevitch is a passionate advocate for
OpenDNS is an American company providing Domain Name System (DNS) resolution services—with features such as phishing protection, optional content filtering, and DNS lookup in its DNS servers—and a cloud computing security product suite, Umbrella, designed to protect enterprise customers from malware, botnets, phishing, and targeted online attacks. The OpenDNS Global Network processes an estimated 100 billion DNS queries daily from 85 million users through 25 data centers worldwide.