What is DNS?
- DNS is used to convert human-friendly domain names (abantej.github.io) into an internet protocol (185.199.108.153) address
- IP addresses are used by computers to identify each other on the network. IP addresses commonly come in 2 different forms, IPv4 and IPv6
IPv4
- 32 bit field with over 4 billion different addresses (4,294,967,296)
IPv6
- 128 bit field with 340 undecillion addresses (340,282,366,920,938,463,463,374,607,431,768,211,456)