“A” records (also known as host records) are the central records of DNS. These records link a domain, or subdomain, to an IP address. An A record tells a DNS server what specific IP address to map for a host name. It is the most common type of DNS record. An A record is typically [...]

A CNAME, or Cononical Name, record tells DNS that this hostname is an alias of another domain name. This hostname then ends up resolving to the same IP address as the target domain name. For each CNAME record you can choose an alias and a host. There are some restrictions…. A CNAME must have no [...]