HubSpot + MailOdds
Validate HubSpot contact emails to keep your CRM clean. Auto-validate new contacts, clean existing lists, and segment by email quality.
Prerequisites
- MailOdds account with API key
- HubSpot account (any tier)
- Zapier or Make account
How to Connect
Connect HubSpot to MailOdds through any of these automation platforms:
HubSpot Use Cases
New Contact Validation
Auto-validate emails when contacts are created. Write status to custom properties for segmentation.
Form Submission Filtering
Validate HubSpot form submissions before contacts enter nurture workflows. Block fake emails.
Bulk List Cleaning
Export HubSpot lists, bulk validate via MailOdds, import results back with validation status.
Pre-Campaign Hygiene
Clean email lists before major campaigns to reduce bounces and protect sender reputation.
Step-by-Step Setup (Zapier)
Create Custom Properties in HubSpot
Go to Settings > Properties > Create: "email_validation_status" (text), "email_quality_score" (number).
Create a Zap: Trigger on New Contact
Use HubSpot "New Contact" trigger. Map the email field to your Code step.
Add MailOdds Validation Code Step
Paste the validation code below. It returns status, action, and quality score.
Update Contact with Results
Use "Update Contact" action to write validation_status and quality_score back to the contact.
Build Segments on Validation Status
Create HubSpot active lists filtered by email_validation_status. Use for targeted campaigns.
Zapier: Validate HubSpot Contact
JAVASCRIPT// Zapier Code Step - Validate HubSpot Contact Email
const response = await fetch('https://api.mailodds.com/v1/validate', {
method: 'POST',
headers: {
'Authorization': 'Bearer YOUR_API_KEY',
'Content-Type': 'application/json'
},
body: JSON.stringify({
email: inputData.email // Mapped from HubSpot contact email
})
});
const result = await response.json();
return {
email: result.result.email,
status: result.result.status,
action: result.result.action,
is_valid: result.result.action === 'accept',
score: result.result.score
};Make: HubSpot Validation Scenario
JAVASCRIPT// Make Scenario - HubSpot Contact Validation
// 1. HubSpot: Watch New Contacts (trigger)
// 2. HTTP Module: POST to https://api.mailodds.com/v1/validate
// Headers: Authorization: Bearer YOUR_API_KEY
// Body: { "email": "{{1.properties.email}}" }
// 3. HubSpot: Update Contact
// Property "email_validation_status" = {{2.result.status}}
// Property "email_quality_score" = {{2.result.score}}
// 4. Router: Branch by action
// - "reject" -> Add to "Invalid Emails" list
// - "accept" -> Continue to enrollment workflowsBulk Validate HubSpot Lists
JAVASCRIPT// Zapier: Bulk Validate HubSpot List via CSV Export
// For large existing lists, use the bulk approach:
//
// 1. HubSpot: Export contact list as CSV
// 2. Upload CSV to MailOdds dashboard (/dashboard/jobs/new)
// 3. Download validated results CSV
// 4. Import back to HubSpot with validation status column
//
// Or automate with the API:
const response = await fetch('https://api.mailodds.com/v1/jobs', {
method: 'POST',
headers: {
'Authorization': 'Bearer YOUR_API_KEY',
'Content-Type': 'application/json'
},
body: JSON.stringify({
emails: inputData.emails, // Array of HubSpot contact emails
callback_url: 'YOUR_WEBHOOK_URL'
})
});Frequently Asked Questions
Troubleshooting
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