Firdaus Zahari

This plugin allows you to track all user devices used when logging in to your site. The user agent, login date/time, and logout date/time (if the users log out from the site) are tracked automatically and persisted into the database for later viewing.
You can find a list of all login devices available under the Users > Login Devices submenu.

FS Login Devices

Track and display all users devices used during authentication process

Adhitya Rachman

Block bad robots, unwanted robots, unwanted users or crawler from your site by it’s User-Agent using .htaccess.

User Agent Blocker

Block robots using it's User-Agent in .htaccess

FS Login Devices vs User Agent Blocker