BIN 491857 — Lookup & Card Details
Check bank, country, card type, and issuer information for BIN 491857.
What is BIN 491857?
BIN 491857 is issued by Dah Sing Bank, Limited, from Hong Kong, on the visa network, as a credit card.
A Bank Identification Number (BIN, or Issuer Identification Number / IIN) is the first 6 to 8 digits of any payment card. It tells the payment network which institution issued the card, what kind of card it is, and where it was issued. For BIN 491857, that institution is Dah Sing Bank, Limited in Hong Kong. The card runs on the visa network. Transactions settle in HKD.
Merchants, fraud teams, ad platforms and developers use BIN data to route transactions, localize checkout, detect chargebacks and decide which card products they accept. BIN 491857 itself is public metadata — it identifies the issuer, not the cardholder.
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