Website Monitoring & Connectivity Explained
Short, clear articles on the concepts behind website uptime, outages, and connectivity problems. Learn what DNS is, why HTTP errors happen, and the most common reasons a website goes down.
Best Hosting Guide
A premium guide to best hosting, free hosting, app hosting, website hosting, performance, uptime guarantees, FAQs, and how to compare providers properly.
What Is a VPN?
A clear guide to what a VPN does, when it helps, what it does not protect, and how to choose one without the marketing fluff.
Why Is My Website Down?
A premium, easy-to-read guide to the most common reasons websites go down — from DNS mistakes to server outages — and what to check first.
How Our Checks Work
Learn how SiteAlive detects outages, what up, down, and degraded really mean, and which tools help explain DNS, routing, and server problems.
Website Monitoring Tools Explained
A positive, easy-to-read guide to useful monitoring tools like status badges, IP information tools, and simple uptime checks.
How Website Monitoring Works
Learn how website monitoring works, what uptime checks actually test, why websites go down, and which tools to use for DNS, ping, traceroute, speed, headers, and security troubleshooting.
What Is DNS?
The Domain Name System is the internet's phone book — it translates human-readable domain names into IP addresses that computers use to connect.
HTTP Error Codes Explained
500, 502, 404 — browser error messages can be cryptic. Learn what the most common HTTP status codes mean, who is responsible, and what you can do.
What Is a Server Outage?
A server outage is when a web server becomes unavailable, taking down every site or service that depends on it. Here's why they happen and how they're fixed.
What Is Network Latency?
Latency is the time it takes for data to travel between two points on the internet. Even small amounts of latency can noticeably affect website speed and responsiveness.
What Is Packet Loss?
Packet loss happens when data sent across a network never arrives. It causes slow connections, dropped calls, and failed page loads — even when a site is technically online.