Results forwww.duncker-humblot.de

duncker-humblot.de de

Registrar

Creation Date

DNSSEC

Security Headers Score

HTTPS Enabled

score-mid

/ 100 points

Security Headers

content-security-policy

default-src 'self' duncker-humblot.de www.duncker-humblot.de captcha.wirth-horn.de cookiemanager.wirth-horn.de https://www.google-analytics.com https://tagmanager.google.com https://www.googletagmanager.com https://*.google-analytics.com https://www.googleadservices.com *.g.doubleclick.net https://www.youtube.com https://www.youtube-nocookie.com https://www.podbean.com https://rybbit.wirth-horn.de https://www.paypal.com 'unsafe-eval' 'unsafe-inline'; img-src data: *; media-src *; font-src data: 'self' https://fonts.gstatic.com https://fonts.googleapis.com

Controls resources the browser can load. Prevents XSS.

x-content-type-options

nosniff

Prevents MIME type sniffing. Should be 'nosniff'.

x-frame-options

Not set

Controls framing. Use CSP frame-ancestors instead.

strict-transport-security

max-age=15552000

Forces HTTPS. Recommended: max-age=31536000; includeSubDomains

referrer-policy

strict-origin-when-cross-origin

Controls referrer info. Recommended: strict-origin-when-cross-origin

permissions-policy

geolocation=(),midi=(),camera=(),usb=(),magnetometer=(),accelerometer=(),speaker-selection=(),ambient-light-sensor=(),gyroscope=(),microphone=()

Controls browser features. Recommended: camera=(), microphone=(), geolocation=()

cross-origin-opener-policy

Not set

Controls cross-origin window access. Recommended: same-origin

cross-origin-resource-policy

Not set

Controls cross-origin resource access. Recommended: same-origin

cross-origin-embedder-policy

Not set

Controls cross-origin embedding. Recommended: require-corp

cache-control

Not set

Caching policy. Use no-store/private for sensitive pages.

x-powered-by

Not set

Should be removed. Reveals server technology to attackers.

6 Issues Found

Missing: x-frame-options
Recommendation: Controls framing. Use CSP frame-ancestors instead.
Missing: cross-origin-opener-policy
Recommendation: Controls cross-origin window access. Recommended: same-origin
Missing: cross-origin-resource-policy
Recommendation: Controls cross-origin resource access. Recommended: same-origin
Missing: cross-origin-embedder-policy
Recommendation: Controls cross-origin embedding. Recommended: require-corp
Missing: cache-control
Recommendation: Caching policy. Use no-store/private for sensitive pages.
HSTS max-age is too low: 15552000 seconds (recommended: >= 31536000)
Recommendation: Review and fix this security issue

8 Successes

content-security-policy: default-src 'self' duncker-humblot.de www.duncker-humblot.de captcha.wirth-horn.de cookiemanager.wirth-horn.de https://www.google-analytics.com https://tagmanager.google.com https://www.googletagmanager.com https://*.google-analytics.com https://www.googleadservices.com *.g.doubleclick.net https://www.youtube.com https://www.youtube-nocookie.com https://www.podbean.com https://rybbit.wirth-horn.de https://www.paypal.com 'unsafe-eval' 'unsafe-inline'; img-src data: *; media-src *; font-src data: 'self' https://fonts.gstatic.com https://fonts.googleapis.com
x-content-type-options: nosniff
strict-transport-security: max-age=15552000
referrer-policy: strict-origin-when-cross-origin
permissions-policy: geolocation=(),midi=(),camera=(),usb=(),magnetometer=(),accelerometer=(),speaker-selection=(),ambient-light-sensor=(),gyroscope=(),microphone=()
x-powered-by: Not exposed (good — reduces fingerprinting)
HSTS configured with max-age: 15552000 seconds
HTTPS is enabled

6 Errors Found

Missing header: x-frame-options
Missing header: cross-origin-opener-policy
Missing header: cross-origin-resource-policy
Missing header: cross-origin-embedder-policy
Missing header: cache-control
HSTS max-age is too low: 15552000 seconds (recommended: >= 31536000)