Validation

ISIN Validation API

Validate ISIN securities identifiers with the Luhn check digit and structural rules.

Request Headers

Name Required Description
X-RapidAPI-Key required Your RapidAPI key. Get one free.
X-RapidAPI-Host required isin-validate.p.rapidapi.com

Endpoints

GET /v1/validate/isin

Validate an ISIN with the Luhn check digit and structural rules

Parameters

NameTypeRequiredDefaultConstraints
isinstringrequired—<= 64 chars; matches \S

Code Examples

curl --request GET \
  --url 'https://isin-validate.p.rapidapi.com/v1/validate/isin?isin=example' \
  --header 'x-rapidapi-key: YOUR_API_KEY' \
  --header 'x-rapidapi-host: isin-validate.p.rapidapi.com'

Interactive Example

isin-validate
$ GET /v1/validate/isin?isin=US0378331005
{"valid":true,"isin":"US0378331005","country":"US","nsin":"037833100","check_digit":5,"check_digit_ok":true,"length_ok":true}

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