IBAN.com operates as a web-based solution that supports the validation and calculation of International Bank Account Numbers (IBANs). The platform provides the IBAN Calculation engine that facilitates the conversion of domestic bank code and account number combinations into authenticated IBANs. The IBAN Calculation API allows developers to integrate the IBAN conversion engine in their applications and operating systems. It also makes it easier for users to identify banks and other financial institutions. This API returns responses in JSON and XML formats.