Invalid license key
There are 4 reasons for an invalid licence key these are listed below:  "Invalid license key. Reason: Key expired" - The licence key has expir...
Mon, 14 Oct, 2019 at 11:35 AM
What are soft and hard bounces?
When you send emails you will sometimes receive a response from the server or a report from your email service provider telling you that your email(s) have ...
Thu, 5 Sep, 2019 at 3:18 PM
Email age
How do I detect the age of an email address? The simple answer is you can’t, there's no way to programmatically determine the age of any email add...
Mon, 14 Oct, 2019 at 11:35 AM