acm.nl | Analytics by SecurityHeaders

HTTP Headers report for acm.nl

Header Name Header Data
HTTP status code 200
Date Sat, 19 Apr 2025 18:47:48 GMT
Referrer-Policy same-origin
X-Powered-By PHP/8.1.32
X-Frame-Options SAMEORIGIN
Expires Sun, 19 Nov 1978 05:00:00 GMT
Cache-Control must-revalidate, no-cache, no-store, private
Content-Language nl
X-Drupal-Cache HIT
Vary Accept-Encoding
X-Permitted-Cross-Domain-Policies none
Server Apache
X-Content-Type-Options nosniff
Content-Type text/html; charset=UTF-8
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Drupal-Dynamic-Cache UNCACHEABLE
Content-Security-Policy default-src 'self'; script-src 'self' https://siteimproveanalytics.com https://cdn.siteimprove.net; object-src 'self'; style-src 'self'; img-src 'self' data: https://*.siteimproveanalytics.io https://*.rovid.nl https://*.rijksoverheid.nl; media-src 'self' https://*.rovid.nl https://*.rijksoverheid.nl; frame-src 'self'; frame-ancestors 'self'; child-src 'self' https://*.siteimproveanalytics.io https://my2.siteimprove.com; font-src 'self'; connect-src 'self' https://*.siteimprove.com https://*.siteimproveanalytics.io; report-uri https://sentry.dtnr.nl/api/2/security/?sentry_key=39cf65e281ee40458dbe9ab7b0306e67; upgrade-insecure-requests; base-uri 'self'; form-action 'self' https://digidentity-preproduction.sso.eherkenning.nl https://*.digidentity.eu https://digidentity.sso.eherkenning.nl; worker-src 'self'

About the tool

By using SecurityHeaders.info, you can quickly identify missing or misconfigured headers and take steps to secure your website, improving both security and user confidence.

This tool is widely used by developers, security professionals, and organizations to ensure their websites adhere to best practices in web security.

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