80 Linux Domain Name Returns None Update

We will walk you through steps that need to be taken to the setup domain name on your linux server.
Linux domain name returns none. Vi etc hostname set or replace hostname. Mailbox or mail list information. For such a scenario you have to configure the domain name for your linux server.
Get the ip address of a website. Mail rename domain name. The start of authority for the named zone.
A hostname show or set the system s host name b domainname show or set the system s nis yp domain name c dnsdomainname show the system s dns domain name d nisdomainname show or set system s nis yp domain name e ypdomainname show or set the system s nis yp domain name. The dns domain name is the part after the first dot. First of all check if your server is having domain name already set up or not using below command.
A both linux unix comes with the following utilities to display hostname domain name. Comments lines starting with a are ignored. Type following command and click on.
When called with one argument or with the file option hostname will set the system s hostname using the sethostname function. The name servers for the named zone. When called without any arguments hostname displays the name of the system as returned by the gethostname function.
Domainname command in linux is used to return the network information system nis domain name of the host you can use hostname d command as well to get the host domainname if the domain name is not set up in your host then the response will be none. In its simplest form without any options nslookup returns domain name and ip address both ipv4. Otherwise a pointer to other information.