Using Domain Name Vs Ip Address. The root label is a null string empty string. The AD domain name is NOT the same as the DNS name but they are linked.
Domain names are used in URLs to identify particular Web pages. If you want to use whole domain name to connect to your Valheim server eg. You need to change your name servers if your registrar and your hosting service provider are two separate companies.
Connecting to Machines Using IP Address vs Fully Qualified Domain Name FQDN For networks that use either NTLM or a basic Kerberos configuration as the authentication protocol specifying IP address as the connection method will typically work just fine.
For example DNS is similar to a name of a place and IP address is similar to the address to the physical location of the place. Level 0 root to level 127 Each node in the tree has a label which is a string with a maximum of 63 characters. In this design the names are defined in an inverted-tree structure with the root at the top. The format of an IP address is four numbers separated by periods.