Fix Non-Loading Website

My website is currently not loading. I noticed the issue today and there have been no recent changes made to the site.

Requirements:
- Diagnose and resolve the issue causing the website to not load
- Ensure all existing functionality is restored

Ideal Skills and Experience:
- Proven experience in website troubleshooting
- Familiarity with server and hosting issues
- Strong problem-solving skills

Please provide a brief overview of your approach and estimated time to resolve.