How to Check Internet Connection in Python (2025 Guide with Code Examples)
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Summary
Being able to check the internet connection in Python is vital owing to the growing importance of connectivity in digital applications and services.
Knowing how to check if there is an active internet connection plays a crucial role in the smooth operation of web scraping, data syncing with the cloud, and delivering real-time services.
This makes it critical to have a reliable way to know when the application is online or offline.
This guide provides a fact-based analysis of the best techniques to verify the internet connection in Python in 2025, including comprehensive code examples, the pros and cons of each approach, tips on handling errors, and best practices.
After covering the importance of checking internet connections, it outlines five methods for doing so, including HTTP requests, socket connections, ICMP pings, platform-specific commands, and checks for active network interfaces.
The article emphasizes the need for robust error handling and advises on selecting the best approach based on the context and combining multiple methods to achieve comprehensive connectivity checking.