BIN 251551 — Lookup & Card Details

Check bank, country, card type, and issuer information for BIN 251551.

What is BIN 251551?

BIN 251551 is on the Mastercard network.

A Bank Identification Number (BIN, or Issuer Identification Number / IIN) is the first 6 to 8 digits of any payment card. It tells the payment network which institution issued the card, what kind of card it is, and where it was issued. The card runs on the Mastercard network.

Mastercard is a global network whose BINs fall in the 51–55 and 2221–2720 ranges, accepted at merchants worldwide.

Payment processors read these digits on every transaction: they drive routing decisions, currency handling at checkout, fraud scoring and card-product acceptance rules. BIN 251551 carries no personal information: it maps to an issuing institution and card program, never to an individual account or person.

mastercard

BIN 251551, digit by digit

Each position in a BIN carries defined meaning under ISO/IEC 7812. Here is how the 6 digits of 251551 break down.

2Major Industry Identifier — Airlines and financial (incl. Mastercard 2-series)

5Issuer range digit 2 of the 6-digit prefix

1Issuer range digit 3 of the 6-digit prefix

5Issuer range digit 4 of the 6-digit prefix

5Issuer range digit 5 of the 6-digit prefix

1Issuer range digit 6 of the 6-digit prefix

BIN 251551 — frequently asked questions

Which bank issued BIN 251551?

The live registry lookup doesn't currently return a bank name for BIN 251551. The prefix resolves to the Mastercard network, and issuer details may appear as registries update — newly issued and virtual ranges often lag.

What card network does BIN 251551 run on?

BIN 251551 runs on the Mastercard network. Mastercard is a global network whose BINs fall in the 51–55 and 2221–2720 ranges, accepted at merchants worldwide.

Is it legal to look up BIN 251551?

Yes. BIN 251551 is public infrastructure data under the ISO/IEC 7812 standard — it identifies the issuing program, not any cardholder. No personal or account data is involved in a BIN lookup.

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Related BIN ranges

Browse neighboring BINs — useful when pinpointing a card range.

Lower BINs

251541 251542 251543 251544

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