Mastercard BIN Range
The first six digits of your account number, otherwise known as the Bank Identification Number (BIN), determine how transactions are routed and identify your issuing bank.
Update requirements for Canadian NETePay: TLS 1.2, SHA-2, and MasterCard series 2 BIN range support
Mastercard BIN Range Requirements for Canadian Merchants.
MasterCard Update regarding BIN 2 Range: What you need to know
Starting in January of 2017, card issuers can begin issuing a new version of MasterCard. Pull out your wallet and you’ll see that the account number on your card starts with a “5”. The first six digits of your account number, otherwise known as the Bank Identification Number (BIN) determine how transactions are routed and identify your issuing bank.