|Credit Card Type||IIN ranges||Credit Card Number|
|American Express||34, 37||374313476701813|
|Discover||6011, 622126-622925, 644-649, 65||6011594786717005|
|Diners Club||300-305, 309, 36||30036592321275|
A Credit Card number must pass the Luhn Algorithm test to see if it is a valid credit card number.
The credit card number entered passed the Luhn Check so it is a valid credit card number!
The credit card number entered failed the Luhn Check. It's not valid?
Digits 7 to final number minus 1 indicate the individual account identifier (the last is the checksum).
The first six digits of a card number identify the institution that issued the card to the card holder.
The first digit of which is the Major Industry Identifier (MII), it indicates the individual account identifier.
Visa Inc is an American multinational financial services corporation. The vast majority of Visa credit card numbers start with 4 and are 16-digit long. The format like this: "4xxx xxxx xxxx xxxx".