🚀 Modern IPv4 Subnet Calculator

A modern, dark-themed, responsive web application built with Python (Flask) for calculating IPv4 subnet details.

✨ Features

• ⚡ Instant Calculation – Real-time updates as you type (debounced input)** – Real-time updates as you type (debounced input)

• 📱 Responsive UI – Dark theme, mobile-first design using CSS Grid** – Dark theme, mobile-first design using CSS Grid

• 🎨 Visuals – Smooth animations and rotating 3D-style network icon** – Smooth animations and rotating 3D-style network icon

• Calculations Included:

  • Subnet Mask
  • Network ID
  • Broadcast ID
  • First & Last usable IP

• 🔧 Full support for /31 (Point-to-Point) and /32 edge cases /31 (Point-to-Point) and /32 edge cases

• 🏷️ Legacy Class detection (A, B, C, D, E) and IP type (Private, Public, Loopback) (A, B, C, D, E) and IP type (Private, Public, Loopback)

• 🔢 Binary representation of IP addresses of IP addresses

🛠️ Tech Stack

• Backend: Python 3, Flask
• Frontend: HTML5, CSS3, Vanilla JavaScript (Fetch API)
• Deployment: Ready for cPanel (Passenger) or any WSGI server

📦 Installation

Clone the repository:

git clone https://github.com/mahziyar-azz/network_utils.git

Install dependencies:

pip install flask

Run the app:

python app.py