By browsing our site, your IP, User-Agent and location you accessed will be logged by our web server for up to 7 days. We require this information in order to combad abuse against our server (such as denial of service attacks).

If you make a post or a thread on Mathchan, your IP will be in our database for as long as the thread the post is located in is unarchived or until the post or the thread is deleted.

If you are banned, your IP is logged for the duration of the ban.