BIN 231032
CSU CARDSYSTEM SA • BRAZIL • MASTERCARD
About BIN 231032
BIN 231032 is a MASTERCARD debit card operating on the PREPAID payment network, issued by CSU CARDSYSTEM SA in BRAZIL (BR). 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 231032?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6–8 digits of a payment card. BIN 231032 identifies CSU CARDSYSTEM SA 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 231032?
BIN 231032 was issued by CSU CARDSYSTEM SA, a financial institution operating in BRAZIL.
In which country is BIN 231032 registered?
BIN 231032 is registered in BRAZIL (country code: BR). The issuing bank, CSU CARDSYSTEM SA, holds the licence to issue cards under this BIN range in BRAZIL. Transactions on these cards typically involve BRAZIL-based banking and settlement infrastructure.
Is BIN 231032 a credit, debit, or prepaid card?
BIN 231032 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 231032 use?
BIN 231032 operates on the MASTERCARD payment network using the PREPAID 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 231032?
The primary currency associated with BIN 231032 is Unknown. This is the currency in which domestic transactions are typically billed for cards under this BIN range when used in BRAZIL. International transactions may involve currency conversion depending on the merchant's country.
Does BIN 231032 pass the Luhn check?
Yes — card numbers beginning with BIN 231032 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.
