BIN 431309
4313 0974 8299 7608
BIN 431309 is the Issuer Identification Number (IIN) at the start of a card number. It is issued on the Visa network as a debit card at the Prepaid Classic level. The issuing bank is Proven Bank (cayman), Ltd., based in Cayman Islands. A BIN identifies the bank and card range only — it never reveals an account number, balance or cardholder.
Card number format for this BIN
Every card number that starts with 431309 follows these Visa rules. Its last digit is a Luhn check digit calculated from the digits before it, which is why a mistyped number is usually rejected before a payment is even sent.
🇰🇾 Our dataset lists 131 BIN ranges issued in Cayman Islands. See the Cayman Islands BIN list with its banks, card schemes and card types.
Other BINs from Proven Bank (cayman), Ltd.
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Open BIN Lookup →Frequently asked questions
What bank issued BIN 431309?
BIN 431309 belongs to Proven Bank (cayman), Ltd. in Cayman Islands. A BIN identifies the issuing bank and card range — never an individual account or cardholder.
Is BIN 431309 a credit or debit card?
It is a debit card on the Visa 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.