FakecreditcardAbout BIN 521022
In our BIN data, 521022 is a Mastercard Standard credit card range that belongs to QNB Bank A.S, registered in Turkey. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards. Standard marks an entry-level consumer product.
With 50 BINs, QNB Bank A.S ranks 8th among the 32 banks we list for Turkey. The QNB Bank A.S BIN list shows all of them with network, type and level.
Across Turkey, the dataset counts 1,817 BINs; among the 1,475 that name an issuer, the main networks are Mastercard (39%), Visa (36%), UATP (7%), and 36% are debit. See the Turkey BIN list or the Turkey card generator.
Mastercard number format for BIN 521022
| Starts with | 521022 (the BIN). First digit 5: banking and financial |
|---|---|
| Length | 16 digits |
| Security code | 3-digit CVC2 on the back |
| Check digit | The last digit, calculated with the Luhn algorithm |
| Printed as | 5210 2284 6542 9761 |
When you test with this BIN, check that your form shows the Mastercard logo, groups the 16 digits correctly and rejects numbers whose check digit is wrong. The generator creates as many numbers with this BIN as you need, with expiry dates and CVVs, as CSV, JSON or XML.
Nearby BINs
BINs just below and above 521022. Banks often hold consecutive ranges, so neighbours can be sister products of the same issuer.
More BINs from QNB Bank A.S
Frequently asked questions
Which bank issued BIN 521022?
BIN 521022 is registered to QNB Bank A.S in Turkey. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.
Is 521022 a debit or a credit card BIN?
It is recorded as credit, product level Standard. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards.
How many digits does a card with BIN 521022 have?
Mastercard card numbers have 16 digits, and the security code is a 3-digit CVC2 on the back. The first six digits are the BIN, the last digit is the Luhn check digit, and the digits in between identify the account.
Can I generate test card numbers with BIN 521022?
Yes. Open the generator with this BIN to create Luhn-valid numbers with expiry dates and CVVs for testing forms, validation and BIN-based rules. They are test data: not issued by QNB Bank A.S, linked to no account and declined by real payment systems.
Does a BIN tell me whether a card is valid?
No. A BIN describes a range of card numbers — network, issuer, country and product — not a particular card. Whether a card exists or can be charged is known only to the issuing bank. To check the format of a full number (length and check digit), use the card validator.
A BIN identifies the card network and the issuing institution only. It reveals nothing about an individual card, cardholder or account, and it cannot show whether a card exists or can be charged. Test numbers generated from a BIN are for development and QA only and are declined by every real payment system.
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BIN data: bin-list-data by Venelin Kochev (a lite version of binlookup.io), licensed under CC BY 4.0. Changes made by Fakecreditcard: issuer, brand and country names re-cased and standardized, spelling variants of the same issuer merged, malformed phone numbers and web addresses removed.