BIN 223121
CSU DIGITAL, S.A. • BRAZIL • MASTERCARD
About BIN 223121
BIN 223121 is a MASTERCARD debit card operating on the PREPAID BUSINESS payment network, issued by CSU DIGITAL, S.A. 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 223121?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6–8 digits of a payment card. BIN 223121 identifies CSU DIGITAL, S.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 223121?
BIN 223121 was issued by CSU DIGITAL, S.A., a financial institution operating in BRAZIL.
In which country is BIN 223121 registered?
BIN 223121 is registered in BRAZIL (country code: BR). The issuing bank, CSU DIGITAL, S.A., 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 223121 a credit, debit, or prepaid card?
BIN 223121 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 223121 use?
BIN 223121 operates on the MASTERCARD payment network using the PREPAID BUSINESS 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 223121?
The primary currency associated with BIN 223121 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 223121 pass the Luhn check?
Yes — card numbers beginning with BIN 223121 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.
