IBAN means International Bank Account Number, and is your regular bank account number in a special format used for international transactions. Our payment service provider, Stripe.com, is a large international payment provider, and hence transactions are made from international accounts.
The easiest way to find your IBAN number is to google “IBAN” + “your bank”. E.g. “IBAN DNB”. We have also listed links to relevant information for some of the most common banks below: