IBAN Validator
Check IBAN structure, country length and MOD-97 checksum locally without sending the account number anywhere.
This checks format, country length and the MOD-97 checksum against SWIFT IBAN Registry Release 102 (June 2026). It does not confirm that the account exists or verify the recipient name.
Validation result
Enter an IBAN to check it.
What this tool solves
IBAN Validator helps with Catch typing errors before a transfer, Check a Turkish IBAN length, Verify MOD-97 checksum, Format an IBAN in readable groups. It is designed to be clear, fast and predictable, with privacy notes shown on the page.
How to use it
Open the tool, add the required input, check the safety note, then copy or download the result. Related tools can help with the next step.
Input, output and limits
Works with text input and produces table output. Limit: 42 B.
Useful for
This tool is especially useful for:
- Catch typing errors before a transfer
- Check a Turkish IBAN length
- Verify MOD-97 checksum
- Format an IBAN in readable groups
Example workflow
Typical use for IBAN Validator: add the text, let the tool prepare the result, then copy or download it and review it inside your own workflow.
Privacy and data handling
The financial identifier stays in browser memory only. It is never uploaded or saved.
Safe-use boundary
This tool may not be used for illegal content, harmful files, credential theft, fraud or abuse. Suspicious use may be stopped with a rate limit or access block.
FAQ
Does this confirm the bank account exists?
No. It validates only the IBAN format and checksum, not the account status or recipient identity.
Is the IBAN sent to a server?
No. Validation runs entirely in your browser and the value is not stored.
What does MOD-97 check?
It verifies the international checksum encoded in the IBAN and catches many common typing errors.
What is IBAN Validator useful for?
IBAN Validator gives a fast, readable starting point for business calculations. Review the output before using it for important decisions.
Does this tool permanently store my data?
The financial identifier stays in browser memory only. It is never uploaded or saved.