Download the Blockerjet plugin for blocking IPs and countries

As the name suggests, the Blockerjet WordPress plugin lets you block visitors from specific IP addresses and countries from accessing your website. With the plugin’s Redirect URL option, blocked users can be redirected to another site. It’s a WordPress-based plugin that's super easy to install and use

If you come across any suspicious users, you can block their IP address and country to prevent them from accessing your site

Download the Blockerjet plugin for blocking IPs and countries in WordPress
Blockerjet is a security plugin for controlling and limiting access to your site based on IP and country IP and Country Blocking WordPress Plugin