Contact Form 7 Leads Tracking helps you track the user who filled out the form.

Conversion Tracking for Contact Form 7 helps you track the user who filled out the form.

Lead info with country for Contact Form 7 helps to track users that fill in forms.

This plugin is adding the user's internet provider information (based on IP address), to the body of the email. Contact Form 7 Plugin required.

Add extra columns to the Users screen - number of comments and all post types, registration & login dates and IP addresses.

Forminator Add-on : User Info enhancements.