DNS Monitoring 101: Verify DNS Mapping
This Tip of the Day is the first in a three-part series on Domain Name System (DNS) monitoring. The Domain Name System is often described as “the phonebook of the Internet.” While humans access the Internet via domain names such as npr.org or bbc.com, web browsers interact via Internet Protocol (IP) addresses. DNS translates domain names to IP addresses so that browsers know which Internet resources to load.