utilpeek (Tanod) identifier check
utilpeek (Tanod) identifier check: format and check digits only, of an IBAN, BIC, EU VAT, ISBN, ISSN, EAN, ISIN, LEI, IMO or a national tax/business ID; not an existence or registration check (no registry or VIES call). Payment card numbers are not accepted.
Answeringour last check, 2026-10-10
1 of 1checks answered this week
219 msmedian answer time
$0.001listed price per call
$0.001price 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
POST https://tanod.dev/v1/validate
| Category | Company and compliance |
|---|---|
| Provider host | tanod.dev |
| Networks | eip155:137, eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-10 | valid payment request | 402 | $0.001 | 219 ms |
Example input (from the provider)
{
"body": {
"kind": "iban",
"value": "GB82 WEST 1234 5698 7654 32"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"kind": {
"description": "Identifier kind: iban, bic, vat (EU, format only, no VIES call), isbn, issn, ean, isin, lei, imo, luhn (generic mod-10 check digit), or a national format (au_abn, br_cnpj, br_cpf, ca_bn, ch_uid, de_idnr, es_nif, fr_siren, fr_siret, gb_vat, in_pan, mx_rfc, nl_bsn, us_ein). Payment card numbers are not accepted.",
"enum": [
"iban",
"bic",
"vat",
"isbn",
"issn",
"ean",
"isin",
"lei",
"imo",
"luhn",
"au_abn",
"br_cnpj",
"br_cpf",
"ca_bn",
"ch_uid",
"de_idnr",
"es_nif",
"fr_siren",
"fr_siret",
"gb_vat",
"in_pan",
"mx_rfc",
"nl_bsn",
"us_ein"
],
"type": "string"
},
"value": {
"description": "The identifier (1-64 printable ASCII characters; spaces, - . / allowed).",
"maxLength": 64,
"minLength": 1,
"pattern": "^[\\x20-\\x7e]+$",
"type": "string"
}
},
"required": [
"kind",
"value"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"compact": {
"type": [
"string",
"null"
]
},
"detail": {
"type": "object"
},
"formatted": {
"type": [
"string",
"null"
]
},
"kind": {
"enum": [
"iban",
"bic",
"vat",
"isbn",
"issn",
"ean",
"isin",
"lei",
"imo",
"luhn",
"au_abn",
"br_cnpj",
"br_cpf",
"ca_bn",
"ch_uid",
"de_idnr",
"es_nif",
"fr_siren",
"fr_siret",
"gb_vat",
"in_pan",
"mx_rfc",
"nl_bsn",
"us_ein"
],
"type": "string"
},
"label": {
"type": "string"
},
"note": {
"type": "string"
},
"reason": {
"type": [
"string",
"null"
]
},
"source": {
"properties": {
"library": {
"type": "string"
},
"license": {
"type": "string"
},
"url": {
"type": "string"
}
},
"required": [
"library",
"license",
"url"
],
"type": "object"
},
"valid": {
"type": "boolean"
}
},
"required": [
"kind",
"label",
"valid",
"reason",
"compact",
"formatted",
"detail",
"source",
"note"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}