How can I get the hostname from ip?

331    Asked by ChloeBurgess in Cyber Security , Asked on Dec 29, 2023

 I have an IP address of a device on my network. Explain the steps for me on how can I use the command line interface or some programming language for finding and even retrieving the corresponding hostname associated with that IP address which I have. 

Answered by Charles Parr

if you are looking solution for how to get hostname from ip then IP address is one of the tools for enhancing cyber security in today’s digital era. However, in your above scenario by using a command line interface and programming language such as Python, you can easily retrieve the hostname associated with the IP you have. The methods are given as follows:-

If you have a UNIX-based system then you can use the command line of “host” or “nslookup” :-

“host ” 
Or
“nslookup

If you are using Python then you can use the “socket” module to get the hostname:-

Import socket

Def get_hostname(ip_address):
    Try:
        Hostname = socket.gethostbyaddr(ip_address)[0]
        Return f”The hostname for {ip_address} is: {hostname}”
    Except socket.herror as e:
        Return f”Unable to resolve hostname for {ip_address}: {e}”
# Usage
Ip_address = ‘192.168.1.1’
Result = get_hostname(ip_address)
Print(result)

These above queries will ensure that you get the hostname of your IP. This method uses the DNS (Domain Name System) to retrieve the hostname that is associated with your particular IP.



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