Безопасен ли tempodisconti.it?

Time discounts regarding the product I ordered and the delivery was precise and punctual, unfortunately in the mail from them sent as confirmation of purchase indicated the possibility to download the invoice, but at the moment not available, after months despite repeated requests I had it, time discounts from the guilt of what their partener that provides products and therefore bills, inviting him several times to send me what I require by law, but this one did not partener contacted, not even for information.

I've subscribed to their newsletter with an ad hoc email address and I receive now phishing emails "no prescription needed" and "visa" fake alarms. The email address is tracked, so it's 100% sure that they gave the address to external phishing operators.