The Bank Identification Number (BIN) 421561 is issued by PT BANK OCBC NISP TBK in INDONESIA. This is a VISA CREDIT card with INFINITE 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 421561, you can determine: the card network (VISA), whether it's a credit, debit, or prepaid card (CREDIT), the card level (INFINITE), the issuing bank (PT BANK OCBC NISP TBK), and the country of issuance (INDONESIA). This information is useful for payment processors, merchants, and fraud prevention systems.