# curl -I
my.userside.euHTTP/1.1 200 OK
Server: nginx/1.19.6
Date: Wed, 02 Jun 2021 11:06:28 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 2827
Last-Modified: Fri, 23 Oct 2020 15:07:44 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "5f92f1c0-b0b"
Strict-Transport-Security: max-age=31536000
Content-Security-Policy: block-all-mixed-content
Accept-Ranges: bytes