The GitLab instance URL refers to the web address of your GitLab server or GitLab-hosted service. It is the URL you use to access your GitLab instance in a web browser.
If you are using a self-hosted GitLab server, the URL will typically be the domain or IP address of your server. For example:
If you are using GitLab's hosted service (GitLab.com), the URL will be:
Please note that the exact URL may vary depending on your specific setup or configuration. Consult your GitLab administrator or refer to your GitLab server documentation to obtain the correct GitLab instance URL for your environment.