With version 2.6 of our API and version 1.12 of our widget, users now enjoy advanced bot detection via deep integration with popular CAPTCHA providers, ensuring only genuine email verifications. Plus, we've expanded throttling options and made Multi-Factor Authentication accessible via API.
How can we help you?
This is a repository of technical and non-technical articles about Verifalia's services. If you have suggestions for articles,
or have comments and questions, please let us know.
General
General frequently-asked questions about Verifalia.
- How can I upgrade or downgrade my account?
- Do I need to download and install software to use Verifalia?
- Average response time of client support
- Data security: where and how is my data stored?
- What is MFA and how I can enable / disable it?
Users and browser apps
Contains articles about Verifalia users, browser apps and how to manage them.
- How do I manage Verifalia users (formerly called "sub-accounts")?
- What is firewall protection? How do I use it?
- How do I manage Verifalia browser apps?
- What is X.509 TLS client-certificate authentication?
- How to create a self-signed X.509 client certificate for TLS mutual authentication?
Email validations
Contains articles about how Verifalia validates email addresses.
- What is a hard bounce?
- What is a disposable email address (DEA)?
- What is SMTP tarpitting? What are SMTP tarpits (or tar pits)?
- What is greylisting (or graylisting)?
- What is an email validation pass?
- What information does the validation report contain?
- Reading your results: our status codes and what they mean
- Does it send out any e-mail message, while validating?
- Can email addresses have hyphens, minus signs and dashes?
- How do result quality levels work?
- How can I create a plain text file suitable for uploading into Verifalia?
- How to export and validate an email list from Mailchimp?
- Are email addresses case sensitive?
- What are spam traps (also known as honeypots)?
- What is a mail exchanger?
- What is a classification scheme?
- What are classification overrides?
Email verification widget
Contains articles on implementing the Verifalia email verification widget via JavaScript embedding on your web pages and forms.
- How do I add email validation in HTML?
- How to block invalid emails in a HubSpot website page or landing page
- How to block invalid emails in Instapage landing pages
- How to block invalid emails in KickoffLabs landing pages
- How to block invalid emails in Leadpages landing pages and pop-up forms
- How to block invalid emails in Unbounce landing pages
- How to integrate with a CAPTCHA provider and prevent bot submissions
Email verification API
Contains articles on using the Verifalia email verification API to check email addresses in real-time.
Zapier integration
Contains articles on how to connect Verifalia with other web apps and services through Zapier.
- What is Zapier and how does it work?
- Verify Email Address (Zap action)
- Verify List of Email Addresses (Zap action)
Billing & Pricing
Contains articles about our subscription plans and pricing model, plus general billing information.
Have questions?
We are ready to help you.
Visit our help center
A repository of technical and non-technical articles about Verifalia's services.
Send us a message
Contact us with any questions or comments: support is always free of charge.
Want to chat?
Click the button below to chat live with one of our support team right now.