How to use netmask in kali linux

Intro - Netmask is another simple tool which does one thing and that is, makes a ICMP netmask request. By determining the netmasks of various computers on a network, you can better map your subnet structure.

1. How to open

A. GUI Method

Application →Kali Linux → Information gathering → Route Analysis → netmask

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B. Open Terminal type netmask –h this command will open netmask with help options

2. –v – This command is used to visit netmask version which is installed in your system.

Syntax – netmask –v

3. This is default search for a domain or IP.

Syntax – netmask domain/IP

Ex – netmask google.com

Ex – netmask 192.168.71.131

4.  Output address/netmask pairs

Syntax – netmask –s domain/IP

Ex – netmask –s google.com

Ex – netmask –s 192.168.71.131

5. Output CIDR format address lists

Syntax – netmask –c domain/IP

Ex – netmask –c google.com

E – netmask –c 192.168.71.131

6. Output Cisco style address lists

Syntax – netmask –i domain/IP

Ex – netmask –i google.com

Ex – netmask –i 192.168.71.131

7. Output ip address ranges

Syntax – netmask –r domain/IP

Ex – netmask –r google.com

Ex – netmask –r 192.168.71.131

8. Output address/netmask pairs in hex.

Syntax – netmask –x domain/IP

Ex – netmask –x google.com

Ex – netmask –x 192.168.71.131

9. Output address/netmask pairs in octal.

Syntax – netmask –o domain/IP

Ex – netmask –o google.com

Ex – netmask –o 192.168.71.131

10. Output address/netmask pairs in binary

Syntax – netmask –b domain/IP

Ex – netmask –b google.com

Ex – netmask –b 192.168.71.131

(Click on image for large view)