BIN 537391
BKN301 S.P.A. • SAN MARINO • MASTERCARD
About BIN 537391
BIN 537391 is a MASTERCARD debit card operating on the STANDARD payment network, issued by BKN301 S.P.A. in SAN MARINO (SM). The default settlement currency for this card is Unknown. This is not a prepaid card — it is linked to a standard bank account or credit facility. Card numbers beginning with this BIN pass the Luhn algorithm validation, confirming they are structurally valid card numbers.
Frequently Asked Questions
What is BIN 537391?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6–8 digits of a payment card. BIN 537391 identifies BKN301 S.P.A. as the issuing institution for cards carrying this prefix. These digits tell payment processors which bank issued the card before the full transaction is initiated.
Which bank issued BIN 537391?
BIN 537391 was issued by BKN301 S.P.A., a financial institution operating in SAN MARINO.
In which country is BIN 537391 registered?
BIN 537391 is registered in SAN MARINO (country code: SM). The issuing bank, BKN301 S.P.A., holds the licence to issue cards under this BIN range in SAN MARINO. Transactions on these cards typically involve SAN MARINO-based banking and settlement infrastructure.
Is BIN 537391 a credit, debit, or prepaid card?
BIN 537391 belongs to the debit card category. This is not a prepaid card, so it is linked to a standard bank account or approved credit facility.
What payment network does BIN 537391 use?
BIN 537391 operates on the MASTERCARD payment network using the STANDARD card scheme. This means all transactions made with cards carrying this BIN are routed and processed through MASTERCARD's global payment infrastructure.
What currency is associated with BIN 537391?
The primary currency associated with BIN 537391 is Unknown. This is the currency in which domestic transactions are typically billed for cards under this BIN range when used in SAN MARINO. International transactions may involve currency conversion depending on the merchant's country.
Does BIN 537391 pass the Luhn check?
Yes — card numbers beginning with BIN 537391 pass the Luhn algorithm. The Luhn algorithm is a standard checksum formula used by payment systems to detect miskeyed or structurally invalid card numbers. A passing result confirms the number range is mathematically valid.
