BIN 524921

Mastercard Debit Classic 🇺🇸 United States
Scheme / NetworkMastercard
Card typeDebit
Card levelClassic
Issuing bankSecny Federal Credit Union
secny.org
Country🇺🇸 United States (US)
Issuer phone+13154695599
Luhn-valid sample number for this BIN
5249 2141 9048 6974
Randomly generated, passes the Luhn check, holds no funds and is for development & QA only. Generate more with the Card Generator.

BIN 524921 is the Issuer Identification Number (IIN) at the start of a card number. It is issued on the Mastercard network as a debit card at the Classic level. The issuing bank is Secny Federal Credit Union, based in United States. A BIN identifies the bank and card range only — it never reveals an account number, balance or cardholder.

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Frequently asked questions

What bank issued BIN 524921?

BIN 524921 belongs to Secny Federal Credit Union in United States. A BIN identifies the issuing bank and card range — never an individual account or cardholder.

Is BIN 524921 a credit or debit card?

It is a debit card on the Mastercard network.

Can I get full card numbers from a BIN?

No. A BIN is only the first 6–8 digits and public routing information. It reveals the scheme, type, bank and country, but never a full card number, balance or cardholder. The sample on this page is randomly generated and holds no funds.

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