BIN lookup
credit 
UNITED KINGDOM
521040
MASTERCARD credit card in UNITED KINGDOM.
credit UNITED KINGDOM 5210 40XX XXXX XXXX
Cardholder Name
John Doe
Card
- Brand
- MASTERCARD
- Type
- credit
- Category
- MASTERCARD
- Prepaid
- No
Issuer
- Bank
- Unknown
- Country
- united kingdom
- Phone
- —
- Website
- —
What does BIN 521040 tell us?
BIN 521040 belongs to the MASTERCARD network in UNITED KINGDOM. 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.
FAQ
BIN 521040 FAQ
Common questions about BIN 521040 and card identification.