MailSavvy: Email Verification Tool 📧✅

MailSavvy is a Flask-based web application designed to verify email addresses by performing DNS MX record lookups and SMTP communication. The tool provides a user-friendly interface, offering real-time feedback on email validity. Ideal for educational purposes and foundational use cases, MailSavvy serves as a robust starting point for building more advanced email validation workflows.

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Features ✨

• DNS MX Record Lookup 🌐
  Checks if the domain of the provided email has valid mail exchange (MX) records.

• SMTP Communication 💬
  Verifies an email address by interacting with the domain's SMTP server.

• Web-Based Interface 🖥️
  A minimalistic and responsive UI for easy email verification.

• Real-Time Feedback ⏱️
  Displays validation results categorized as:

  • Valid ✅ : Email address exists and is valid.
  • Invalid ❌ : Email address does not exist or is undeliverable.
  • Error ⚠️ : Temporary or server-related issues encountered during verification (e.g., no MX records, unreachable server).

• Lightweight and Easy to Deploy 🚀
  Built with Flask, making it simple to set up and use.

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Screenshot Previews 📸

Valid Email ✅

The tool successfully verifies the email address:

Invalid Email ❌

The tool detects an invalid or undeliverable email address:

Error ⚠️

An error occurs during the verification process (e.g., no MX records or server issues):

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How It Works 🔄

1. Input: Enter an email address in the input field. 📥
2. MX Record Check: The tool queries the DNS for MX records of the domain associated with the entered email. 🌐
3. SMTP Validation: Establishes a connection to the domain’s SMTP server to verify the existence of the email address. 📧💻
4. Result: Displays the outcome as valid, invalid, or error based on the verification process. ✅❌⚠️

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Installation Guide 📦

Prerequisites 🛠️

• Python 3.6 or higher
• Pip (Python Package Manager)

Steps to Install and Run 🏃‍♂️

1. Clone the Repository:

git clone https://github.com/iqlipx/MailSavvy.git
cd MailSavvy

2. Install Dependencies:

pip3 install -r requirements.txt

3. Run the Application:

python3 app.py

4. Access the Tool:

• Open your browser and visit:

http://127.0.0.1:5000

Known Issues ⚠️

• Server Restrictions: Some mail servers may reject or throttle requests. 🚫
• False Positives/Negatives: SMTP responses can vary depending on the server's configuration. ⚖️
• Timeouts: DNS queries or SMTP communication may experience delays. ⏳

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License 📄

This project is licensed under the MIT License - see the LICENSE file for details.

Feel free to modify and use the tool for educational purposes or as a starting point for your projects! 🚀