The Bank Identification Number (BIN) 523980 is issued by BANK OF KAOHSIUNG in TAIWAN, PROVINCE OF CHINA. This is a MASTERCARD CREDIT card with TITANIUM 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 523980, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (CREDIT), the card level (TITANIUM), the issuing bank (BANK OF KAOHSIUNG), and the country of issuance (TAIWAN, PROVINCE OF CHINA). This information is useful for payment processors, merchants, and fraud prevention systems.