BIN 543641
BIN 543641 belongs to a Mastercard credit standard card issued by Banco Nacional Ultramarino, S.A. in Macao.
| BIN / IIN | 543641 |
|---|---|
| Card brand | Mastercard |
| Card type | Credit |
| Card level | Standard |
| Prepaid | No |
| Issuing bank | Banco Nacional Ultramarino, S.A. |
| Issuer website | http://www.bnu.com.mo |
| Country | 🇲🇴Macao(MO) |
What this BIN tells you
A card that starts with 543641 runs on the Mastercard network, is a credit card, was issued by Banco Nacional Ultramarino, S.A. and comes from Macao. Payment systems read these first six digits before anything else: to route the transaction to the right network, to apply interchange and currency rules, and to flag mismatches between the card's country and the buyer's location.
A BIN identifies a range of cards, never one account. Knowing it tells you nothing about any individual cardholder. To test how your checkout handles Mastercard cards, use Mastercard test numbers for form validation, and your gateway's official sandbox cards for payment flows.
BIN 543641 FAQ
Which bank issued BIN 543641?
BIN 543641 is issued by Banco Nacional Ultramarino, S.A. in Macao.
Is BIN 543641 a credit or debit card?
BIN 543641 is a credit card on the Mastercard network.
What country is BIN 543641 from?
Cards starting with 543641 are issued in Macao (MO).
Can BIN 543641 identify a cardholder?
No. A BIN covers every card in a range from one issuer. It identifies the bank, brand, type and country, not an individual account.