The Bank Identification Number (BIN) 556054 is issued by INVESTBANK JSC in BULGARIA. This is a MASTERCARD DEBIT card with COMMERCIAL 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 556054, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (DEBIT), the card level (COMMERCIAL), the issuing bank (INVESTBANK JSC), and the country of issuance (BULGARIA). This information is useful for payment processors, merchants, and fraud prevention systems.