Articles
Practical guides, technical explanations and actionable advice on IP addresses, network security and online privacy.
What is an ISP and how do internet service providers work?
Everything you need to know about internet service providers: how they work, the types of connection, what they can see about your activity, their infrastructure and how to choose one.
How to change DNS servers?
Changing your DNS servers can improve browsing speed, privacy and access to certain content. Here is how to do it on Windows, Mac and your router.
How to flush DNS cache?
Flushing the DNS cache fixes many browsing issues: sites that won't load, stale redirects, errors after switching hosting. Here's how to do it on Windows and Mac.
What is DNS?
DNS translates domain names into IP addresses so your browser knows where to go. Understanding how it works helps you diagnose outages and improve your security.
How to block an IP with .htaccess?
Block an IP, an address range or an entire country with .htaccess: discover all the methods to protect your Apache site from unwanted visitors.
The 10 best CAPTCHA solvers in 2026
2Captcha, Anti-Captcha, CapSolver, NopeCHA: discover our comparison of the 10 best services for automatically solving CAPTCHAs in 2026, their pricing and performance.
How to use Claude Code with VS Code?
Installation, Spark icon, inline diffs, Plan mode, @-mentions: discover how to install and use the Claude Code extension in VS Code to boost your developer productivity.
The 10 most used programming languages in 2026
Python, JavaScript, Java, C, Rust: discover the 10 most used programming languages in 2026, their uses and why they dominate the market.
Top 5 best tools to create an online survey
Google Forms, SurveyMonkey, Eval&Go, Typeform, GetFeedback: discover our comparison of the 5 best tools to create an online survey in 2026.
How to securely send a username and password?
One-time link, encryption, password manager: discover the best methods for securely transmitting a username and password in 2026.