The Domain Name Service (DNS) is one of the most important components in networking infrastructure, enabling users and services to access applications by translating URLs (names) into IP addresses (numbers). Because every icon and URL and all embedded content on a website requires a DNS lookup, loading complex sites necessitates hundreds of DNS queries.
DNS lookups has exploded in recent years with mobile, IoT and the
applications to support the growth. It is also a vulnerable target. In my first
Lightboard Lesson, I show you how to scale,
secure and consolidate your DNS infrastructure.