IBAN Validator

Free online IBAN validator. Check if an IBAN is valid, verify the checksum, and see country and bank code details instantly.

How It Works

  1. Enter or paste your IBAN into the input field.
  2. The validator checks the format and country code instantly.
  3. It performs the MOD-97 checksum calculation automatically.
  4. A green checkmark confirms a valid IBAN; red means invalid.
  5. The country, bank details (if available), and formatted IBAN are displayed.

Example

Input: DE89370400440532013000
Result: Valid IBAN ✓ Country: Germany (DE) Bank: Deutsche Bank Formatted: DE89 3704 0044 0532 0130 00

FAQ

It verifies the country code, length, and the MOD-97 checksum. It does not confirm the account is active or that the owner details match.

No. All validation runs locally in your browser. Your IBAN is never transmitted to a server.

Common causes: extra spaces, wrong country code, or a typo. Remove all spaces and re-enter the IBAN.

No. IBAN is standard across Europe and some other countries, but the US, Canada, and Australia use different formats.