BoldSign email verification with BillionVerify
BoldSign is an e-signature platform that enables businesses to send, sign, and manage documents digitally. Before dispatching signature requests, BillionVerify confirms each recipient's email is valid so no contract gets lost to a bounce.
Why verify before the send
A signature request sent to an invalid address stalls deals, delays compliance, and forces manual follow-up. Because e-signature workflows are time-sensitive, catching bad email addresses before sending — rather than after a bounce — keeps contracts moving and protects your domain reputation.
Ready-to-use n8n workflow
Import this workflow into n8n — it verifies every address with BillionVerify before BoldSign sends, so only deliverable contacts are emailed. Install the BillionVerify community node first, then add your API key.
{
"name": "Verify emails before sending in BoldSign + BillionVerify",
"nodes": [
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
240,
300
],
"name": "When clicking ‘Test workflow’"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "email-field",
"name": "email",
"value": "jane@example.com",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
460,
300
],
"name": "Get contacts"
},
{
"parameters": {
"sendTo": "={{ $json.email }}",
"subject": "Message for BoldSign contacts",
"message": "Replace this Gmail send with your BoldSign node — only deliverable, verified contacts reach it.",
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.1,
"position": [
900,
300
],
"name": "Send email",
"webhookId": "",
"credentials": {
"gmailOAuth2": {
"id": "",
"name": "Gmail account"
}
}
},
{
"parameters": {
"operation": "verify",
"email": "={{ $json.email }}",
"additionalOptions": {}
},
"type": "n8n-nodes-billionverify.billionVerify",
"typeVersion": 1,
"position": [
540,
300
],
"name": "Verify Email (BillionVerify)",
"credentials": {
"billionVerifyApi": {
"id": "",
"name": "BillionVerify account"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose"
},
"combinator": "and",
"conditions": [
{
"id": "is-deliverable",
"leftValue": "={{ $json.is_deliverable }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
}
}
]
}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
720,
300
],
"name": "IF deliverable"
}
],
"connections": {
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Get contacts",
"type": "main",
"index": 0
}
]
]
},
"Get contacts": {
"main": [
[
{
"node": "Verify Email (BillionVerify)",
"type": "main",
"index": 0
}
]
]
},
"Verify Email (BillionVerify)": {
"main": [
[
{
"node": "IF deliverable",
"type": "main",
"index": 0
}
]
]
},
"IF deliverable": {
"main": [
[
{
"node": "Send email",
"type": "main",
"index": 0
}
],
[]
]
}
},
"settings": {
"executionOrder": "v1"
}
}Workflow templates with BoldSign
Ready-to-use workflows that verify emails before BoldSign sends.
How it works
- 1
Trigger a BillionVerify check from your BoldSign workflow using n8n, Integrately, or the REST API before each document is sent.
- 2
BillionVerify validates each signer's email address for syntax errors, domain validity, and SMTP reachability.
- 3
Disposable or catch-all addresses are identified and surfaced with a risk rating.
- 4
Valid addresses proceed to the BoldSign sending step; invalid ones are held for review or returned with an error.
- 5
Your team resolves flagged addresses before the contract is ever dispatched, preventing delays.
When to use this
Verify signers before sending contracts
Before BoldSign dispatches a document for signature, BillionVerify checks each recipient's address. Invalid or unreachable emails are flagged immediately, letting you correct them before the signing deadline is missed.
Validate bulk recipient lists
For high-volume document workflows — onboarding packs, NDAs, policy updates — BillionVerify pre-screens the entire recipient list so your BoldSign sending reputation stays intact and every signer receives their document.
FAQ
Why does email validity matter for e-signatures?
If a signer's email bounces, they never receive the document. This can stall deals, miss legal deadlines, and trigger re-sends that hurt your sender reputation — all avoidable with pre-send verification.
How does BillionVerify connect to BoldSign?
Through the BillionVerify n8n node, an Integrately automation, or a direct REST API call from any BoldSign webhook or pre-send trigger in your document workflow.
Can I verify addresses without disrupting the signing flow?
Yes. Verification typically completes in under a second, so it can sit invisibly in your workflow before the BoldSign send step with no noticeable delay for your team.
Does BillionVerify store signer email addresses?
BillionVerify processes addresses for verification purposes only. Review the BillionVerify privacy policy for full details on data handling and retention.
Verify emails in BoldSign
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