Articles
Practical guides, technical explanations and actionable advice on IP addresses, network security and online privacy.
The most important network ports to know
HTTP, HTTPS, FTP, SSH, DNS: discover the most important network ports, their role and why knowing them is essential to understanding how the internet works.
Ethernet or Wi-Fi: which should you choose?
Ethernet or Wi-Fi: discover the differences in speed, stability, latency and security to choose the connection best suited to your needs.
How to check my PC's IP address?
Find out how to check your PC's IP address on Windows and Mac: network settings, command prompt and Terminal. Local and public IP addresses explained.
How to find your printer's IP address?
Discover all the methods to find your printer's IP address: control panel, test page, cmd command and network interface.
How to access a blocked website at work or school?
Discover methods to access a blocked website at work or school: VPN, proxy, alternative DNS and Tor browser. Benefits, limits and precautions.
How does the police trace someone through their IP address?
Find out how the police can identify and locate a person from their IP address: court orders, the role of ISPs, and the legal limits of IP tracking.
Dedicated IP vs shared IP in web hosting: which should you choose?
Dedicated IP or shared IP for your web hosting? Discover the differences, advantages and disadvantages of each option to make the right choice in 2026.
How to clear your internet traces (history, cookies, cache)
Learn how to effectively clear your internet traces: browsing history, cookies, cache, form data and much more. Complete guide 2026.
How to know if your email has been hacked (Have I Been Pwned)
Has your email address been compromised in a data breach? Find out how to check with Have I Been Pwned and what to do if your account has been exposed.
IP spoofing: what is it and how to protect yourself?
Discover what IP spoofing is, how hackers forge IP addresses to attack their targets, and most importantly how to protect yourself effectively in 2026.