Bank Transfer · Bank Transfer

IBAN Validator & Parser

Validate ISO 13616 IBAN checksums and structure.

IBAN Validator & Parser

Validate ISO 13616 IBAN checksums and structure, locally and without storage.

Valid IBAN

Input

IBANCountry code + check digits + BBAN. Spaces are allowed.

IBANs are account identifiers, not card data. Still treat as PII; this tool runs locally only.

No IBAN is persisted.

Output

Check	Result
Country	GB
Check digits	82
BBAN	WEST12345698765432
Expected length	22
Actual length	22
Length	Matches
Checksum (mod-97)	Valid
Overall	Valid

Safe diagnostic JSON

{
  "raw": "[not stored]",
  "sanitized": "GB82**************5432",
  "formatted": "GB82 WEST 1234 5698 7654 32",
  "countryCode": "GB",
  "checkDigits": "82",
  "bban": "WEST12345698765432",
  "expectedLength": 22,
  "lengthValid": true,
  "checksumValid": true,
  "valid": true,
  "masked": "GB82**************5432",
  "errors": []
}