How to use
- Open the tool and pick an output format if available.
- Click generate to create a fictional value that follows validation rules.
- Copy the result into forms, demos, or automated test suites.
What it's for
Generate Belgian national numbers with modulo-97 check digits.
About the document
The Belgian national number (rijksregisternummer) has 11 digits with a modulo-97 check.
Also useful
Need to validate? Try the national number validator.
FAQ
- Is this a real registered value?
- No. It only follows the check algorithm for testing.
- Does data leave my browser?
- No. Everything runs locally on your device.
Related tools
- National Number ValidatorValidate Belgian national number check digits.
- VAT GeneratorGenerate Belgian VAT/BTW numbers with valid check digits.
- VAT ValidatorValidate Belgian VAT/BTW modulo-97 checksums.
- Postcode GeneratorGenerate 4-digit Belgian postcodes.
- Credit Card GeneratorGenerate fictional cards that pass the Luhn check.
- Password GeneratorGenerate strong passwords with composition options.