Network help

Internet Troubleshooting Guides

Plain-English guides to help you understand speed tests, IP addresses, DNS, ping, website outages, and common home internet problems.

Learn what speeds you need for streaming, video calls, gaming, remote work, and everyday browsing.

Work through the common causes of slow internet before calling your provider.

Understand latency, lag, jitter, and why ping can matter more than speed.

See how download, upload, and ping affect different parts of your connection.

Learn the difference between the address websites see and the addresses inside your home network.

Understand what your public IP can and cannot reveal about you.

A checklist for figuring out whether the problem is the site or your connection.

A simple router and modem restart process that fixes many connection issues.

Clear stale DNS records on Windows, Mac, iPhone, Android, and your browser.

A practical step-by-step checklist for diagnosing common internet problems.