developer-roadmap/content/roadmaps/101-backend/content/100-internet/103-dns-and-how-it-works.md

# DNS

The Domain Name System (DNS) is the phonebook of the Internet. Humans access information online through domain names, like nytimes.com or espn.com. Web browsers interact through Internet Protocol (IP) addresses. DNS translates domain names to IP addresses so browsers can load Internet resources.

<ResourceGroupTitle>Free Content</ResourceGroupTitle>
<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.cloudflare.com/en-gb/learning/dns/what-is-dns/'>What is DNS?</BadgeLink>
<BadgeLink colorScheme='yellow' badgeText='Read' href='https://howdns.works/'>How DNS works (comic)</BadgeLink>
<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=Wj0od2ag5sk'>DNS and How does it Work?</BadgeLink>
<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=7lxgpKh_fRY'>DNS Records</BadgeLink>
<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=zEmUuNFBgN8&list=PLTk5ZYSbd9MhMmOiPhfRJNW7bhxHo4q-K'>Complete DNS mini-series</BadgeLink>