NixNet Docs:Privacy policy

From NixNet
  • When you sign up for this MediaWiki instance, your email address is collected and used for nothing more than notifications.
  • When editing pages as an authenticated user, your changes can be seen in the history associated with your account.
  • When editing pages anonymously, your IP address is stored and kept in the history in place of your username.

Other than that, no personal data is collected anywhere.