Check & Lookup and Validate Credit and Debit Cards.
By entering first 8 digits of any card (Credit or Debit), you may check if the card numbers are valid, and registered to global banking system. And by so you will also get the information related to card type, card network (visa, mastercard etc), issuer bank name, issuer bank country, issuer bank website and phone number and more information.
IIN / BIN
The first 6 or 8 digits of a payment card number (credit cards, debit cards, etc.) are known as the Issuer Identification Numbers (IIN), previously known as Bank Identification Number (BIN). These identify the institution that issued the card to the card holder.
Note That: After first successful lookup & validation, application requires a small purchase that will allow you to use the app unlimited, for lifetime.