Server and hosting guides

Clear answers to common server questions. They work on any host, and each one ends with how the job goes on CortexHosting.

• How to fix a 502 Bad Gateway error on your server

  A 502 means your web server is running but can't get an answer from your app. Check that the app is running, then read the error log. Here are the steps.

• How to point a domain to a server or IP address

  Add one A record where you bought your domain, and your domain leads to your server. Here are the steps, and what to do when it does not work.

• How to SSH into a server from Windows, macOS or Linux

  Open your computer's terminal and type ssh, then your user name, an @ and the server's address. Here is how to do it, how to make a key, and how to fix the common errors.

• VPS vs dedicated server vs shared hosting: which do you need?

  Shared hosting is the simplest, a VPS gives you your own server to control, and a dedicated server gives you a whole machine. Here is how to pick.

• What is CortexHosting?

  CortexHosting is a VPS hosting platform with managed and unmanaged Linux servers, apps from a list, a browser terminal, backups, and a way to let AI apps help, with your approval.