Author: Yuvraj Wadhwani / Source: howtogeek.com
A 503 Service Unavailable Error happens when a web server is temporarily unable to handle a request that’s been made of it. Almost always, the error is on the website itself and there’s nothing you can do about it but try again later. Still, there are a few quick things you can try on your end.
What is a 503 Service Unavailable Error?
A 503 Service Unavailable Error indicates that a web server is temporarily unable to handle a request. That could be the web server you’re trying to access directly, or another server that web server is in turn trying to access. It’s called a 503 error because that’s the HTTP status code that the web server uses to define that kind of error. The error can occur for a number of reasons, but the two most common reasons are that the server is overwhelmed with requests or is having maintenance performed on it.
The 503 error is different from a 500 Internal Server Error. The 500 error occurs when something is preventing the server from handling your request, while the 503 Error actually means that the server is fine—it’s able to process your request and is returning the 503 error by design.
Just like with other errors like this, website designers can customize how a 503 error looks. So, you might see different looking 503 pages on different websites. Websites might also use slightly different names for this error. For example, you might see things like:
- Http/1.1 Service Unavailable
- 503 Error
- 503 Service Temporarily Available
- 503 Service Unavailable
- Service Unavailable – DNS Failure
- HTTP Error 503
- HTTP 503
- Error 503 Service Unavailable
An important thing to remember is that the 503 error is a server-side error. That means the problem exists with the website you’re trying to access, and not with your computer. That’s both good and…
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