Website hosted taking too much time to respond

Sitename: bytevaultinfotech

I have try to open my website link in many devices and laptops it responded with an error message that “Too much time to respond” page in all devices.
Also, Via Google search when I try it is showing same error page.
I have checked all the settings it seems fine please guide me on this issue.

Potentially related to: About my deployed project on custom url?