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🏦 IBAN Validator / Generator

Validate IBANs with live checksum (MOD 97) and formatting. Generate checksum-valid sample IBANs by country, copy or format in groups of 4.

IBAN Validator / Generator

Validate IBANs using the official MOD 97 checksum and correct length per country. Generate checksum-valid sample IBANs by country (synthetic).

Validate IBAN

Format in groups of 4

Samples:

Invalid IBAN

Country

—

Length

Expected

—

Check digits

—

Reason

Enter an IBAN to validate.

Generate Sample IBAN

Country

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Note: Generated IBANs are checksum-valid but synthetic and may not pass national BBAN structure rules or bank validations.

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