The Bank Identification Number (BIN) 545420 is issued by UNIONBANK OF THE PHILIPPINES in PHILIPPINES. 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 545420, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (CREDIT), the card level (GOLD), the issuing bank (UNIONBANK OF THE PHILIPPINES), and the country of issuance (PHILIPPINES). This information is useful for payment processors, merchants, and fraud prevention systems.