BIN 621274
Unknown • MACAU • CHINA UNION PAY
About BIN 621274
BIN 621274 is a CHINA UNION PAY debit card operating on the Unknown payment network, issued by Unknown in MACAU (MO). 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 621274?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6–8 digits of a payment card. BIN 621274 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 621274?
BIN 621274 was issued by Unknown, a financial institution operating in MACAU.
In which country is BIN 621274 registered?
BIN 621274 is registered in MACAU (country code: MO). The issuing bank, Unknown, holds the licence to issue cards under this BIN range in MACAU. Transactions on these cards typically involve MACAU-based banking and settlement infrastructure.
Is BIN 621274 a credit, debit, or prepaid card?
BIN 621274 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 621274 use?
BIN 621274 operates on the CHINA UNION PAY payment network using the Unknown card scheme. This means all transactions made with cards carrying this BIN are routed and processed through CHINA UNION PAY's global payment infrastructure.
What currency is associated with BIN 621274?
The primary currency associated with BIN 621274 is Unknown. This is the currency in which domestic transactions are typically billed for cards under this BIN range when used in MACAU. International transactions may involve currency conversion depending on the merchant's country.
Does BIN 621274 pass the Luhn check?
Yes — card numbers beginning with BIN 621274 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.
