Linux host Command- To find ip address, domain name, cmd Example

Tutorials

Linux-commands

Topic

What is Linux host Command?

Explanation

host COMMAND:
     host command is used to find the ip address of the given domain name and also prints the domain name for the given ip.

SYNTAX:
  The Syntax is
     host [-aCdlnrTwv] domain-name/ipaddress

OPTIONS:

-a	Prints all the DNS records for the given hostname.
-C	Prints the SOA records and authorative name servers.
-d	It is equivalent to -v.
-l	Lists all hosts in a domain using AXFR.
-t	used to select the query type. Query Type: CNAME,NS,SOA,KEY etc,.
-W	Specifies how long to wait for a reply.
-v	Verbose output is generated by host.
-T	Use TCP instead of UDP to query nameserver. This is implied in queries that require TCP, such as AXFR requests.

EXAMPLE:

To find the ipaddress of a hostname
```
host 123456789.co.in

123456789.co.in has address 69.65.102.222
```
By typing the hostname along with the host command you can get its ipaddress. The ip address of 123456789.co.in is 69.65.102.222

To Print SOA record information:

host -C 123456789.co.in

Nameserver ns1.dnshorizon.com:
        123456789.co.in SOA ns1.dnshorizon.com. saisan.gmail.com. 
				2007062001 86400 7200 3600000 86400
Nameserver ns2.dnshorizon.com:
        123456789.co.in SOA ns1.dnshorizon.com. saisan.gmail.com. 
				2007062001 86400 7200 3600000 86400

The above cmd prints the host's nameserver and its SOA record.

host Linux Commands