An A record is the DNS resource record that maps a host name to a 32-bit IPv4 address so that clients can…
An AAAA record is the DNS resource record that maps a domain name to an IPv6 address, the counterpart of the A…
Anycast is an Internet addressing method in which many servers announce the same IP address and routing delivers each packet to the…
Authoritative DNS is the server role that holds the original records of a DNS zone and gives definitive answers about names in…
An autonomous system is a network under one administrative routing policy, identified by an AS number and connected to the rest of…