Track when each contact's phone number was last validated with automatic timestamp logging
Clean Dial's Phone Validation Timestamp Tracking automatically records when each contact's phone number goes through validation in your HubSpot workflows. This feature creates a complete audit trail of your data quality efforts and helps you monitor the freshness of your validated phone numbers.

When contacts pass through a Clean Dial validation workflow action, the system automatically:
This happens seamlessly in the background - no additional setup required in your workflows.
To view validation timestamps on your contact records:
Data Quality Monitoring
Compliance & Reporting
Workflow Optimization
Re-validation Workflows
Create workflows that trigger re-validation for contacts whose phone numbers haven't been checked in 90+ days.
Sales Prioritization
Filter your contact views to prioritize outreach to contacts with recently validated phone numbers.
Data Quality Reporting
Build custom reports showing validation coverage across your contact database.
last_validation
Q: Can I see historical validation data from before this feature was enabled?
A: No, the timestamp tracking only captures validations performed after the feature is activated on your account.
Q: Does this work with bulk validation operations?
A: Yes, timestamps are recorded for both individual workflow validations and bulk operations.
Q: Can I customize the property name?
A: The system property name is fixed, but you can create custom views and reports using this data.