Why Is My Website Inaccessible by Domain Name After an SSL Certificate Is Installed?

Problem Description

After an SSL certificate is deployed on a server, you enter https://Associated domain name in the address bar of a web browser but the website fails to be opened.

Possible Causes

• Possible cause 1: Port 443 is disabled.
• Possible cause 2: The configuration file is not correct.

Solution

Perform the following operations based on the possible cause:

• Possible cause 1: Port 443 is disabled.

  Solution:

  Enable port 443 on the server where the SSL certificate is installed and add port 443 to the security group to ensure that HTTPS can be enabled after the installation.

• Possible cause 2: The configuration file is not correct.

  Solution: Rectify the fault based on the installation and configuration operations.