8. Check BIN

Check bin numbers of your customer's card by using Paywall's service

Check BIN

GET {{Base Address}}/api/paywall/bin/inquiry

Sending a request to the provided address above will be sufficient. You can use the 'Base Address' as you wish for both the test environment and the real environment.

Important: In order to use the query service, you need to send the 'apikeypublic' and 'apiclientpublic' parameters in the 'Header' field.

PaymentAPI Address

Parameter	Type	Compulsory	Description
apikeypublic	string	Yes	The Public Key you have obtained from the merchant panel.
apiclientpublic	string	Yes	The Public Client you have obtained from the merchant panel.
binnumber	string	Yes	The first 6 digits of the card for which the payment is to be made.

Response returned from the service:

Parameter	Type	Description
ErrorCode	int	Error code. Returns '0' if the transaction is successful.
Result	bool	Returns a true or false value. It returns 'true' if the transaction is successful.
Message	string	If the transaction is unsuccessful, this is the specified error message.
Body	object	It returns full if there is an installment option, and empty if not.

JSON

{
    "ErrorCode": 0,
    "Result": true,
    "Message": "",
    "Body": {
        "BinNumber": "552879",
        "CardBank": "T.HALK BANKASI A.Ş.",
        "CardBrand": "Master Card",
        "CardFamily": "Paraf",
        "CardKind": "Ticari Kart",
        "CardType": "Credit"
    }
}