540021
MASTERCARD debit card issued by 33 FINANCIAL SERVICES, LTD. in HONG KONG.
debit PREPAID BUSINESS 
HONG KONG 5400 21XX XXXX XXXX
Cardholder Name
John Doe
Card
- Brand
- MASTERCARD
- Type
- debit
- Category
- PREPAID BUSINESS
- Prepaid
- No
Issuer
- Country
- hong kong
- Phone
- 1800 220 229
- Website
- www.bankofindia.co.in
Other BINs from 33 FINANCIAL SERVICES, LTD.
| BIN | Brand | Type | Prepaid |
|---|---|---|---|
| 232032 | mastercard | debit | — |
| 531620 | mastercard | debit | Yes |
| 531743 | mastercard | debit | Yes |
| 535313 | mastercard | debit | Yes |
| 538809 | mastercard | debit | Yes |
| 539249 | mastercard | debit | Yes |
| 539591 | mastercard | debit | — |
| 624481 |  china union pay | credit | — |
| 624488 | china union pay | credit | — |
| 629139 | china union pay | debit | Yes |
| 629148 | china union pay | debit | Yes |
| 629251 | china union pay | debit | — |
What does BIN 540021 tell us?
BIN 540021 belongs to the MASTERCARD network and is issued by 33 FINANCIAL SERVICES, LTD. in HONG KONG. This is a debit 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 540021 FAQ
Common questions about BIN 540021 and card identification.