How can you tell what bank issued a card just by knowing the card number?

You can identify the issuing bank of a card by examining the first six digits of the card number, known as the Bank Identification Number (BIN) or Issuer Identification Number (IIN). Each bank has a unique BIN that can be cross-referenced with online BIN databases or lookup tools. Additionally, the card type (e.g., Visa, MasterCard) can be inferred from the first digit of the card number. However, for privacy and security reasons, accessing detailed information about a specific card may be restricted.