521866
MASTERCARD debit card issued by CHINA CONSTRUCTION BANK in CHINA.
debit WORLD 
CHINA 5218 66XX XXXX XXXX
Cardholder Name
John Doe
Card
- Brand
- MASTERCARD
- Type
- debit
- Category
- WORLD
- Prepaid
- No
Issuer
- Country
- china
- Phone
- 852-3918-6212
- Website
- en.ccb.com
Other BINs from CHINA CONSTRUCTION BANK
| BIN | Brand | Type | Prepaid |
|---|---|---|---|
| 020202 | private label | debit | — |
| 211011 | private label | debit | — |
| 221989 | private label | debit | — |
| 356895 |  jcb | credit | — |
| 356896 | jcb | credit | — |
| 356899 | jcb | credit | — |
| 420868 |  visa | debit | — |
| 461213 | visa | debit | — |
| 511043 | mastercard | credit | — |
| 512084 | mastercard | credit | — |
| 517266 | mastercard | debit | — |
| 517442 | mastercard | debit | — |
What does BIN 521866 tell us?
BIN 521866 belongs to the MASTERCARD network and is issued by CHINA CONSTRUCTION BANK in CHINA. 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 521866 FAQ
Common questions about BIN 521866 and card identification.