host command

host is a simple tool used to perform DNS lookups in Linux. It is usually used to resolve a hostname into an IP address or vice-versa.

If no arguments or options are given, host prints a short summary of its command line arguments and options:

linux host command

To find out the IP address of, type host

linux host hostname

To find out the hostname of the host with the IP address of, use the following command:

linux host ip address

To print the SOA record information, use the -C option. A SOA (Start of Authority) record contains basic properties of the domain and the zone that the domain is in.

linux host soa

To make a query of type ANY for, use the -a option:

linux host any

To specify the DNS query type, use the -t option, followed by the type. For example, to  print name servers for, use the -t ns option:

linux host ns

To print the TXT record (human readable information about a server) for, use the -t TXT option:

linux host txt

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