BIN / Issuer Lookup Report
Card issuer information for BIN 551234
What is a BIN?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6 to 8 digits of a payment card number. These digits uniquely identify the institution that issued the card — the bank or financial institution — as well as the card scheme (Visa, Mastercard, etc.), card type (credit/debit/prepaid), and country of issuance.
BIN 551234 belongs to Fiserv Solutions, Llc based in United States of America (the). It is a mastercard debit.
Why perform a BIN lookup?
BIN lookups are used by payment processors, fraud detection systems, and merchants to verify that a card is what it claims to be. For example, if a customer says their card is a Visa debit card but the BIN resolves to a prepaid Mastercard, that's a red flag worth investigating.
They're also used for geo-targeting (detecting the country of the card issuer), optimising payment routing, and applying the right fee structures for interchange.
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