We receive support requests asking us about this deceiving issue. A DNS backup hosting company will send out a real-looking 'invoice' for their services (which are unneeded for most folks), asking for payment and hoping to gain a new customer.
If you have services through us, you do not need any company's backup DNS hosting services. Should you continue to receive these 'invoices' or messages, you can feel free to call the company and request contact to stop. Should you have any questions, or need further support, please do not hesitate to contact us.
The deceiving 'invoice' looks like this: