BIN 511851 is issued by Network International Llc, from United Arab Emirates (the), on the mastercard network, as a debit 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 511851, that institution is Network International Llc in United Arab Emirates (the). The card runs on the mastercard network. Transactions settle in AED.
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 511851 itself is public metadata — it identifies the issuer, not the cardholder.
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