The Bank Identification Number (BIN) 544916 is issued by WESTPAC NEW ZEALAND LIMITED in VIET NAM. This is a MASTERCARD DEBIT card with WORLD FOR BUSINESS 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 544916, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (DEBIT), the card level (WORLD FOR BUSINESS), the issuing bank (WESTPAC NEW ZEALAND LIMITED), and the country of issuance (VIET NAM). This information is useful for payment processors, merchants, and fraud prevention systems.