BIN 421504
BAIDURI BANK BHD • BRUNEI DARUSSALAM • VISA
About BIN 421504
BIN 421504 is a VISA debit card operating on the CLASSIC payment network, issued by BAIDURI BANK BHD in BRUNEI DARUSSALAM (BN). The default settlement currency for this card is Unknown. This is not a prepaid card — it is linked to a standard bank account or credit facility. Card numbers beginning with this BIN pass the Luhn algorithm validation, confirming they are structurally valid card numbers.
Frequently Asked Questions
What is BIN 421504?
A Bank Identification Number (BIN), also called an Issuer Identification Number (IIN), is the first 6–8 digits of a payment card. BIN 421504 identifies BAIDURI BANK BHD as the issuing institution for cards carrying this prefix. These digits tell payment processors which bank issued the card before the full transaction is initiated.
Which bank issued BIN 421504?
BIN 421504 was issued by BAIDURI BANK BHD, a financial institution operating in BRUNEI DARUSSALAM. You may reach them by phone at +6732454222. Their official website is http://www.baiduri.com.
In which country is BIN 421504 registered?
BIN 421504 is registered in BRUNEI DARUSSALAM (country code: BN). The issuing bank, BAIDURI BANK BHD, holds the licence to issue cards under this BIN range in BRUNEI DARUSSALAM. Transactions on these cards typically involve BRUNEI DARUSSALAM-based banking and settlement infrastructure.
Is BIN 421504 a credit, debit, or prepaid card?
BIN 421504 belongs to the debit card category. This is not a prepaid card, so it is linked to a standard bank account or approved credit facility.
What payment network does BIN 421504 use?
BIN 421504 operates on the VISA payment network using the CLASSIC card scheme. This means all transactions made with cards carrying this BIN are routed and processed through VISA's global payment infrastructure.
What currency is associated with BIN 421504?
The primary currency associated with BIN 421504 is Unknown. This is the currency in which domestic transactions are typically billed for cards under this BIN range when used in BRUNEI DARUSSALAM. International transactions may involve currency conversion depending on the merchant's country.
Does BIN 421504 pass the Luhn check?
Yes — card numbers beginning with BIN 421504 pass the Luhn algorithm. The Luhn algorithm is a standard checksum formula used by payment systems to detect miskeyed or structurally invalid card numbers. A passing result confirms the number range is mathematically valid.
