The Bank Identification Number (BIN) 543402 is issued by KOMERCNI BANKA, A.S. in CZECH REPUBLIC. This is a MASTERCARD DEBIT card with IMMEDIATE DEBIT 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 543402, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (DEBIT), the card level (IMMEDIATE DEBIT), the issuing bank (KOMERCNI BANKA, A.S.), and the country of issuance (CZECH REPUBLIC). This information is useful for payment processors, merchants, and fraud prevention systems.