IMPORTANT SPAM INFO: Make sure that any spam filters you're using accept mail from our servers (mail is sent from the htmlvalidator.com domain). Contact your email service provider if you need assistance.
The email address that you supply in the following form is searched for in our registered user database. If it is found in the database then your registration information will be immediately emailed to you (see note about spam above). If your email address has changed from what is recorded in our database, then please update your email address.