FakecreditcardAbout BIN 521811
In our BIN data, 521811 is a Mastercard Platinum credit card range that belongs to Danske Bank Aktieselskab, Denmark, Sweden Branch, registered in Luxembourg. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards. Platinum is a premium tier; the issuer sets the benefits and limits, but it ranks above the entry-level products.
Danske Bank Aktieselskab, Denmark, Sweden Branch has fewer than ten BINs in our data, so it has no bank page.
Across Luxembourg, the dataset counts 417 BINs; among the 293 that name an issuer, the main networks are Visa (44%), Maestro (35%), Mastercard (20%), and 63% are debit. See the Luxembourg BIN list.
Mastercard number format for BIN 521811
| Starts with | 521811 (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 | 5218 1175 0683 7474 |
A checkout that receives a number starting with 521811 should detect Mastercard, expect 16 digits and ask for a 3-digit security code. The generator creates as many numbers with this BIN as you need, with expiry dates and CVVs, as CSV, JSON or XML.
Nearby BINs
The BINs closest to 521811 in our data. Neighbouring ranges often belong to the same bank, but not always — each range is assigned separately.
Frequently asked questions
Which bank issued BIN 521811?
BIN 521811 is registered to Danske Bank Aktieselskab, Denmark, Sweden Branch in Luxembourg. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.
Is 521811 a debit or a credit card BIN?
It is recorded as credit, product level Platinum. 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 521811 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 521811?
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 Danske Bank Aktieselskab, Denmark, Sweden Branch, 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.