The Bank Identification Number (BIN) 527731 is issued by SHINHAN CARD CO., LTD. in KOREA, REPUBLIC OF. This is a MASTERCARD CREDIT card with GOLD 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 527731, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (CREDIT), the card level (GOLD), the issuing bank (SHINHAN CARD CO., LTD.), and the country of issuance (KOREA, REPUBLIC OF). This information is useful for payment processors, merchants, and fraud prevention systems.