543641
MASTERCARD credit card issued by BANCO NACIONAL ULTRAMARINO, S.A. in MACAO.
credit STANDARD 
MACAO 5436 41XX XXXX XXXX
Cardholder Name
John Doe
Card
- Brand
- MASTERCARD
- Type
- credit
- Category
- STANDARD
- Prepaid
- No
Issuer
- Country
- macao
- Phone
- 2833-5533
- Website
- www.bnu.com.mo
Other BINs from BANCO NACIONAL ULTRAMARINO, S.A.
visa What does BIN 543641 tell us?
BIN 543641 belongs to the MASTERCARD network and is issued by BANCO NACIONAL ULTRAMARINO, S.A. in MACAO. This is a credit card (not prepaid).
The first 6 digits of this card number uniquely identify the issuing institution and card program. This information is used by payment processors, fraud detection systems, and merchants to route transactions and validate cards.
BIN data is public information shared across millions of cards. Knowing a BIN does not expose any personal or account information. The remaining digits are unique to each cardholder and include a check digit validated by the Luhn algorithm.
BIN 543641 FAQ
Common questions about BIN 543641 and card identification.