Verify HubSpot sales leads before Microsoft Outlook outreach

1. 1. New HubSpot prospect (trigger)

   Read contact email and domain from HubSpot.

2. 2. Verify address with ValidReach (http)

   POST the contact email to /api/v1/verify/single.

3. 3. Check status (branch)

   Evaluate data.status and data.reason.

4. 4. Update HubSpot property and queue Outlook email (action)

   Set validreach_status=valid on the HubSpot contact and send the initial Outlook message.

5. 5. Quarantine invalid or catch-all contact (action)

   Set validreach_status on the HubSpot contact and exclude from automated Outlook sending.

• New HubSpot prospect → Verify address with ValidReach
• Verify address with ValidReach → Check status
• Check status → Update HubSpot property and queue Outlook email (valid)
• Check status → Quarantine invalid or catch-all contact (invalid, disposable, catchall, role, unknown)

• ValidReach API key YOUR_API_KEY: Create it under Settings → API keys and store it in your automation tool’s secret storage.
• HubSpot & Microsoft 365 Outlook account CONNECT_YOUR_OWN_ACCOUNT: Connect HubSpot CRM and Microsoft Outlook with least-privilege scopes.

POST https://validreach.dev/api/v1/verify/single
Authorization: Bearer YOUR_API_KEY
Content-Type: application/json

{"email":"user@example.com"}

{
  "success": true,
  "data": {
    "email": "user@example.com",
    "status": "valid",
    "is_deliverable": true,
    "reason": "accepted_email",
    "credits_used": 1,
    "retryable": false
  }
}

Corporate Microsoft 365 mailboxes enforce strict outbound bounce limits; verifying B2B contacts before sequence enrollment protects rep mailboxes from outbound throttling.

Verification status. Schema: checked in unit tests. Import: not tested on any platform. Sandbox run: not run. The download is this ValidReach definition, not an importable file for an automation platform.