As a rule, the verification doesn’t take long: the domain owner gets an email with a link to confirm that they ordered the certificate.
The email address must be linked to the domain that you ordered the SSL certificate for. For example, if you order a certificate for a domain named site.com, you can only choose one of the following addresses on the “Email for confirmation” stage: firstname.lastname@example.org email@example.com firstname.lastname@example.org email@example.com firstname.lastname@example.org
How to add an email domain, an email address and set up email clients
Most SSL verification requests are processed automatically. However, certification centers may process some requests by hand, which is why it make take a bit longer than usual (most requests are processes within 10 minutes).