Served by the Apache2 HTTP server from inside a separate ephemeral sandbox on a different real AWS worker VM — completely different server and look from worker1's nginx site.
VM: worker2 · 18.208.168.10
Sandbox: sandbox-e290d62a-4c0
URL: https://worker2.sandbox.a342873947.vxai.site
Two real VMs, two ephemeral sandboxes, two web servers — all over HTTPS.