The Mail Validator script by Curious Penguins stands out for its integration of essential email validation services, secure payment processing, and user-friendly design. It's a versatile tool that meets the needs of various users who require reliable email verification solutions.

1. Email Validation

• Bulk Email Validation: Allows users to validate large lists of email addresses efficiently. This feature is ideal for cleaning up mailing lists and improving email campaign deliverability.
• Single Email Validation: Users can input individual email addresses to check their validity, which is useful for real-time validation needs.

2. Integration with APIs

• Stripe Integration: Incorporates Stripe's payment processing for purchasing validation tokens. This enables secure transactions and a smooth payment experience.
• Bulk Email Checker API: Utilizes the Bulk Email Checker service to validate email addresses. This integration ensures high accuracy in determining if emails are active and valid.
• Google reCAPTCHA: Implements Google's reCAPTCHA for enhanced security, protecting the service from automated abuse and ensuring genuine user interaction.

3. Token System

• Token-Based Access: The script uses a token system for validation services. Users can purchase tokens corresponding to different validation limits (100, 500, 1000 validations).
• Token Management: Admins can manage tokens via a tokens.txt file, adding, removing, or updating tokens as needed.

4. User Interface and Customization

• Responsive Web Design: Features a responsive design, ensuring compatibility across various devices and screen sizes.
• Customizable Settings: The site-config.php file allows for easy customization of key parameters like API keys, pricing, and site-specific settings.

5. Ad Integration

• Google AdSense Compatibility: The script supports Google AdSense, enabling the display of ads for revenue generation.

6. Security and Compliance

• Secure Transactions: Ensures secure handling of payment and personal data in compliance with industry standards.
• Data Protection: Implements security measures for sensitive data, such as tokens and email addresses.

7. Additional Features

• FAQ Section: Includes a styled FAQ section, enhancing user engagement and providing helpful information.
• Sticky Ads: Features a sticky ad format for effective advertising visibility.

To run the Mail Validator script effectively, your server should meet certain requirements. These requirements ensure that the script functions correctly and can utilize its integrated features such as Stripe integration, Google reCAPTCHA, and email validation APIs. Here's a general list of server requirements:

Server Requirements for Mail Validator Script
Web Server Software:

• Apache or Nginx are commonly used and recommended for their flexibility and robustness.
• Ensure that .htaccess files are supported if using Apache.
• PHP 7.3 or higher is recommended for better performance and security.
• curl: Required for making requests to external APIs (Stripe, Bulk Email Checker, etc.).
• json: Needed for handling JSON data.
• An SSL certificate (HTTPS) is highly recommended, especially for handling Stripe payments securely.
• The server should support cron jobs for scheduled tasks (like deleting old files or processing requests).
• Appropriate permissions for the script to read, write, and execute files, especially for the tokens.txt and other configuration files.

For full instructions on setting up the script, please see the documentation.