• How to Check if a Port is Open (and How to Open It)

  Learn how to check if a port is open on your server using Telnet, Netcat, or online tools. Step-by-step guide for Windows and Linux, including how to open ports and verify listening services.Few readers

• Why don't I have all the bandwidth?

  Wondering why you're not getting 10Gbps speeds? Learn the real reasons behind slow speed test results — from testing tools to server limits and geographic latency.Few readers

• How to Verify Your Location with Traceroute?

  Wondering why GeoIP shows the wrong location? Learn how GeoIP databases work, why results vary, and how to verify your real network route with traceroute.Few readers