Offline Issuer Identification Number check
Offline Issuer Identification Number check: accepts 6–8 digits only (refuses anything that looks like a full PAN), returns Visa/Mastercard/Amex/Discover/JCB/UnionPay/Maestro when the prefix is known. Not a live BIN registry lookup.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
729 msmedian answer time
$0.002listed price per call
$0.002price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://402.com.tr/api/x402/bin-check
| Category | Company and compliance |
|---|---|
| Provider host | 402.com.tr |
| Networks | eip155:137, eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.002 | 729 ms |
Example input (from the provider)
{
"method": "GET",
"pathParams": {},
"queryParams": {
"bin": "424242"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"pathParams": {
"type": "object"
},
"queryParams": {
"properties": {
"bin": {
"description": "BIN (6\u20138 digits)",
"type": "string"
}
},
"required": [
"bin"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}