BIN 591931
Unknown • POLAND • MAESTRO
About BIN 591931
BIN 591931 is a MAESTRO debit card operating on the STANDARD payment network, issued by Unknown in POLAND (PL). 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 591931?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6–8 digits of a payment card. BIN 591931 identifies Unknown 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 591931?
BIN 591931 was issued by Unknown, a financial institution operating in POLAND.
In which country is BIN 591931 registered?
BIN 591931 is registered in POLAND (country code: PL). The issuing bank, Unknown, holds the licence to issue cards under this BIN range in POLAND. Transactions on these cards typically involve POLAND-based banking and settlement infrastructure.
Is BIN 591931 a credit, debit, or prepaid card?
BIN 591931 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 591931 use?
BIN 591931 operates on the MAESTRO payment network using the STANDARD card scheme. This means all transactions made with cards carrying this BIN are routed and processed through MAESTRO's global payment infrastructure.
What currency is associated with BIN 591931?
The primary currency associated with BIN 591931 is Unknown. This is the currency in which domestic transactions are typically billed for cards under this BIN range when used in POLAND. International transactions may involve currency conversion depending on the merchant's country.
Does BIN 591931 pass the Luhn check?
Yes — card numbers beginning with BIN 591931 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.
