hostsed is a simple python tool for editing hosts file (/etc/hosts), you can add or delete a DNS entry via command line shell (e.x. bash).

Links:

• https://github.com/socrateslee/hostsed
• https://pypi.org/project/hostsed/

Workaround:

• Install locally with sudo and pip: sudo pip3 install hostsed
• Use as per documentation: sudo hostsed add <ip address> <hostname1>