The Bank Identification Number (BIN) 231037 is issued by COMPANIA DE FINANCIAMIENTO TUYA S.A. in COLOMBIA. This is a MASTERCARD CREDIT card with BLACK level.
BIN (Bank Identification Number), also known as IIN (Issuer Identification Number), refers to the first 6 digits of a payment card number. These digits identify the card-issuing institution, card type, and other attributes used for routing and fraud prevention.
By looking up BIN 231037, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (CREDIT), the card level (BLACK), the issuing bank (COMPANIA DE FINANCIAMIENTO TUYA S.A.), and the country of issuance (COLOMBIA). This information is useful for payment processors, merchants, and fraud prevention systems.