DNS Gurus
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18 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Significantly strengthen CSP directives
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding

Caching Headers

1 headers
Cache-Control
Caching
max-age=0, must-revalidate, no-cache, private

Content Headers

1 headers
Content-Type
Content
text/html; charset=UTF-8

Server Headers

0 headers
No server headers found

CORS Headers

1 headers
Access-Control-Allow-Origin
Cors
http://www.hardeck.de

Cookies Headers

1 headers
Set-Cookie
Cookies
www-hardeck-de=07g26nb5lqrpg178brn0vug3be; expires=Mon, 22-Jun-2026 13:11:34 GMT; Max-Age=15552000; path=/; domain=www.hardeck.de; secure; httponly

Other Headers

6 headers
Alt-Svc
Other
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
Date
Other
Wed, 24 Dec 2025 13:11:34 GMT
Via
Other
1.1 google
X-Codebucket
Other
DE
X-Server
Other
yves01-prod
X-Ua-Compatible
Other
IE=Edge,chrome=1

Recommendations

Enable compression (gzip/brotli) to improve performance

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