The Bank Identification Number (BIN) 517191 is issued by BANCO CITIBANK, S.A. in BRAZIL. This is a MASTERCARD CREDIT card with CENTRAL TRAVEL SOLUTION AIR 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 517191, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (CREDIT), the card level (CENTRAL TRAVEL SOLUTION AIR), the issuing bank (BANCO CITIBANK, S.A.), and the country of issuance (BRAZIL). This information is useful for payment processors, merchants, and fraud prevention systems.