Serkan Algur

You can set a search limit for visitors via IP addresses. The plugin automatically detects visitor IP address and counts each search action of these IP addresses. You can set a limit and block time for these IP Addresses.

Search Limiter & Blocker

Set and limit search count of visitors. Also, you can block visitor IP.

ralxz

Limit the maximum number of IPs a user can log in.
Features: 
* Set the maximum number of IPs and the number of days. 
* See user login logs and whether their login was blocked or not. 
* Reset a specific user’s IP history via the <code>Edit User</code> page. 
* Enable admin or user email notifications when limit exceeded.

Limit Max IPs Per User

Limit the maximum number of IPs a user can log in. Also includes a user login log on the plugin settings page.

Search Limiter & Blocker vs Limit Max IPs Per User