"Your Gmail address, email@example.com, has been created" email
If you have Gmail account you could receive an email with the following content (or similar):
Your Gmail address, firstname.lastname@example.org, has been created
Congratulations on creating your brand new Gmail address,email@example.com.
Please keep this email for your records, as it contains animportant verification code that you may need should you everencounter problems or forget your password.
You can login to your account at http://mail.google.com/