DNS Gurus
Cached · just now
11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

1 headers
Connection
Performance
close

Caching Headers

3 headers
Cache-Control
Caching
max-age=0, no-cache, no-store
Expires
Caching
Tue, 27 Jan 2026 16:50:56 GMT
Pragma
Caching
no-cache

Content Headers

2 headers
Content-Length
Content
263
Content-Type
Content
application/xml

Server Headers

1 headers
Server
Server
AmazonS3

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
bm_sz=BC45DD3C7877782EC613925F65CD19F5~YAAQB2Q3FxWoReObAQAAOoxdAB6d2q2Dbre+FUuvOu4+lM4RzEPVMIU0C/ayihenKl7Ca78Koebf0Afm5DDB/Gbi7rj6R8d8uKwFSCik2dlg/xHMdW3d0vJZC6ob31fotuLvTXWor11UXHqLjuiMpFGtFUKI7d+2qHZ5lWcsp3crIfGlI7Neez0q63sOZiHCAmpL/SSdMMDAH/wuVVNwJXMC2G+xY1v5F8Lom+elVAFG3KTKa+ZUAcpNxWAp7NqvOdk42MYWN8/6lPFnNnICfKsMySyJLbNt9UsL88rwEwxFguG1tql85yov2wlcABlXE5F/to7Kw9cwV3AlOn/b78a9G7eyi6l5NcHguJYI~4339778~4408133; Domain=.groupon.de; Path=/; Expires=Tue, 27 Jan 2026 20:50:56 GMT; Max-Age=14400

Other Headers

3 headers
Date
Other
Tue, 27 Jan 2026 16:50:56 GMT
X-Amz-Id-2
Other
SvKgZtM6WJigf2nM27nLboQPE9mYeCyIVsiZwL1rElP5TYsIqpqpMd1Tl9hOdhzZtBUWquKVi1XqWlc3CZu/DdMSerSkh3Mm
X-Amz-Request-Id
Other
33A7STGSG32S8ZSA

Recommendations

Enable compression (gzip/brotli) to improve performance