Tool 37 · Fraud & Risk

BIN / IIN Intelligence Workbench

Decode Bank Identification Numbers without an API key. Luhn-validate PANs, identify card network, infer card type, flag SCA/PSD2 applicability for EU issuers, and map to interchange tier. Batch-process a CSV column of PANs — full PANs are truncated to BIN immediately in-browser.

Zero PII · Client-Side Only Luhn + BIN Decode CSV Batch Mode SCA / PSD2 Flags

Paste one PAN or BIN per line (or a CSV with PANs in the first column). Full PANs are truncated to BIN on analysis.

The Major Industry Identifier (MII) is the first digit of any ISO/IEC 7812 card number. It classifies the issuing industry.

0
ISO / TC 68 Reserved
1
Airlines
2
Airlines & Financial
3
Travel, Ent. & Banking (Amex, Diners)
4
Banking & Financial (Visa)
5
Banking & Financial (MC)
6
Merch. & Banking (Discover, UnionPay)
7
Petroleum
8
Healthcare / Telecom
9
Nat. Assignment

Network Prefix Ranges

NetworkPrefix RangesPAN LengthCard Types
Visa4xxx (all)13, 16, 19Credit, Debit, Prepaid
Mastercard51–55, 2221–272016Credit, Debit, Prepaid, Commercial
Amex34, 3715Credit, Charge
Discover6011, 622126–622925, 644–649, 6516–19Credit, Debit
UnionPay62 (excl. Discover overlap), 8116–19Credit, Debit, Prepaid
JCB3528–358916–19Credit
Mir2200–220416Credit, Debit
Maestro5018, 5020, 5038, 6304, 6759, 6761–676312–19Debit