The Bank Identification Number (BIN) 421731 is issued by SUNTRUST BANK in UNITED STATES. This is a VISA DEBIT card with PREPAID 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 421731, you can determine: the card network (VISA), whether it's a credit, debit, or prepaid card (DEBIT), the card level (PREPAID BUSINESS), the issuing bank (SUNTRUST BANK), and the country of issuance (UNITED STATES). This information is useful for payment processors, merchants, and fraud prevention systems.