Disposable or temporary Gmail and Outlook addresses may appear legitimate, but they should be removed from your mailing lists because they lead to fake registrations and false engagement.
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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?
- What are trusted origins and how can I configure them?
Email validations
Contains articles about how Verifalia validates email addresses.
- What is an email bounce?
- What is SPF?
- 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 plus addressing?
- 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 Basin Forms
- How to block invalid emails in Instapage landing pages
- How to block invalid emails in SamCart checkout 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 and typos using Google Tag Manager (GTM)
- 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.
- Which development platforms/languages does the Verifalia API support?
- How to check an email address in Cloudflare Pages
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.
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