Plesk for Windows
Plesk is one layer of the hosting stack; use it with IIS, logs and network evidence.
Plesk request path
Internet
DNS / Cloudflare
Windows
IIS
Plesk / App
Website
Database
First-level Plesk areas
Websites & Domains
Domains, hosting settings, SSL/TLS, PHP, logs, File Manager.
Tools & Settings
Server settings, services, updates, security and backups.
Logs
Use Log Browser/domain logs to connect symptoms with component activity.
Website down checklist
RDP? → site works locally? → IIS running? → App Pool running? → correct Plesk domain/config? → logs? → application/database?