How to use: LEI Validator

LEI Validator is a free online Validators & Checksums tool that validate an ISO 17442 Legal Entity Identifier with the ISO 7064 MOD 97-10 scheme instantly in your browser. Paste your data, adjust the options and get the result in real time — no installation, no sign-up, and nothing is ever uploaded to a server.

Use LEI Validator now →

Description

Validate an ISO 17442 Legal Entity Identifier with the ISO 7064 MOD 97-10 scheme.

  • Validators & Checksums
  • Because everything is computed client-side, LEI Validator is safe to use with sensitive data such as API keys, tokens or private logs.
Input LEI Validator Output Runs 100% in your browser — your data never leaves your device.
LEI Validator — Input → Output

How to use

Using LEI Validator takes three steps:

  1. Paste your data into the input box (or load the example).
  2. Configure the options to match your target format or scenario.
  3. Copy, download or inspect the output — it updates live as you type.
How to use · LEI Validator 1 Paste your data intothe input box (or loadthe example). 2 Configure the optionsto match your targetformat or scenario. 3 Copy, download orinspect the output —it updates live as youtype.
How to use

Run

Examples

A sample Legal Entity Identifier checked with ISO 7064 MOD 97-10.

Input

529900KQMF631VPT3I16

Output

529900KQMF631VPT3I16

Body (without the 2 check digits): 529900KQMF631VPT3I
mod97("529900KQMF631VPT3I00") = 5
Check digits = 98 − 5 = 93
Actual last 2 characters: 16
Result: ✗ INVALID

ISO 7064 MOD 97-10 is used by LEI (20 characters) and, with a different arrangement, by IBAN.

This output was produced by actually running the tool, not written by hand.

Use cases

Common situations where LEI Validator helps:

  • Validate an ISO 17442 Legal Entity Identifier with the ISO 7064 MOD 97-10 scheme.

Parameters

This tool has no options — it works on the input alone.

FAQ

What is LEI Validator?

LEI Validator validate an ISO 17442 Legal Entity Identifier with the ISO 7064 MOD 97-10 scheme. It runs entirely in your browser, so your data stays private.

Is LEI Validator free to use?

Yes. LEI Validator is free, unlimited and works without registration or installation.

Does my data get uploaded?

No. All processing happens locally in your browser; nothing is sent to any server.

Good to know

  • Everything runs client-side, so extremely large inputs are limited by your browser tab’s memory rather than by a server upload limit.

Related tools

Card Number ValidatorValidate a card or IMEI with the Luhn algorithm, detect the brand and derive the missing check digit.ISBN ValidatorCheck ISBN-10 and ISBN-13 check digits and compute the correct one for a truncated ISBN.Barcode Check Digit ValidatorValidate EAN-8, EAN-13, UPC-A and ITF-14 barcodes and see the weighted sum step by step.IBAN ValidatorValidate an IBAN with MOD-97, check the national length and show the rearranged calculation.SWIFT / BIC ValidatorCheck an ISO 9362 BIC and split it into institution, country, location and branch codes.VIN CheckerValidate a 17-character vehicle VIN check digit and decode region, year and plant positions.

LEI Validator → · Validators & Checksums →

Use LEI Validator now →