Check for valid Hubspot contact email

For Hubspot, this workflow automatically checks the validity of new contact email addresses. It alerts your team via Slack if an email is suspicious, ensuring better lead quality and reducing the risk of spam contacts.

7/8/2025
5 nodes
Medium
manualmediumhubspottriggerhubspotonesimpleapislacklogicconditionalcommunicationnotification
Categories:
Communication & MessagingManual TriggeredMedium WorkflowCRM & Sales
Integrations:
HubspotTriggerHubspotOneSimpleApiSlack

Target Audience

This workflow is ideal for:
- Marketing Teams: To ensure that new contacts added to HubSpot have valid email addresses, reducing spam and improving email deliverability.
- Sales Teams: To maintain a clean database of contacts, ensuring outreach efforts are directed towards legitimate leads.
- Data Analysts: To analyze and validate contact data for better decision-making and reporting.
- Customer Support Teams: To avoid contacting potential customers with disposable or invalid emails, enhancing customer experience.

Problem Solved

This workflow addresses the issue of verifying new contact email addresses in HubSpot. It automates the process of checking for:
- Email Deliverability: Ensures that the email address is capable of receiving messages.
- Domain Validity: Checks if the domain of the email address is legitimate.
- Disposable Emails: Identifies and flags temporary email addresses that are often used for spam or fraudulent activities.

Workflow Steps

  • When a Contact is Created: The workflow is triggered manually when a new contact is added to HubSpot.
    2. Get Contact Email Address: The email address of the newly created contact is retrieved from HubSpot.
    3. Validate the Email: The email address is sent to OneSimpleApi for validation, checking deliverability, domain validity, and whether it is disposable.
    4. If Email is Suspicious: The workflow evaluates the validation results. If the email is marked as suspicious based on deliverability, domain validity, or being disposable, it proceeds to the next step.
    5. Send to Slack: If the email is deemed suspicious, a notification is sent to a designated Slack channel, alerting the team about the new contact with potential issues.

    • Customization Guide

    Users can customize this workflow by:
    - Adjusting the Trigger: Change the manual trigger to an automatic one based on specific conditions in HubSpot.
    - Modifying Email Validation Criteria: Update the conditions in the 'If Email is Suspicious' node to include additional checks or modify existing ones.
    - Changing Notification Settings: Edit the Slack message format and channel to suit team preferences or to include additional contact information.
    - Integrating Additional Services: Incorporate other APIs or services for more comprehensive email validation or to connect with different communication platforms.