Response fields

Last updated: September 20, 2026

This article explains each field in the data object of a lookup response.

Fields

Field Type Meaning
bin string The BIN that matched your request.
scheme string The card network.
funding string The funding type.
brand string or null The card brand or product name. For example, VISA or PLATINUM.
category string or null The card category. For example, CLASSIC or GOLD.
country.code string The ISO 3166-1 alpha-2 code of the issuing country.
country.name string The name of the issuing country.
issuer.name string or null The name of the issuing bank.
issuer.website string or null The website of the issuing bank.
issuer.phone string or null The phone number of the issuing bank.
currency string or null The ISO 4217 currency code of the issuing country.
prepaid boolean true if the card is a prepaid card.
commercial boolean true if the card is a business card.

Permitted values

  • scheme: visa, mastercard, amex, discover, jcb, unionpay, diners, or unknown.
  • funding: credit, debit, prepaid, or unknown.

See Card schemes, funding types, and categories.

Null values

Some fields can be null. This means that the data source does not have this information for the BIN.

Other top-level fields