https://www.w3schools.com/howto/howto_js_filter_dropdown.asp

Scan ID:
825bb2d6-a930-43d9-87ed-d177fb211c5cFinished
Submitted URL:
https://www.w3schools.com/howto/howto_js_filter_dropdown.asp
Report Finished:

Risks · 0 found

Practices that may pose security risks

  • No classification

Security Headers · 1 found

HTTP response headers that can harden the security of a web application

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NameValueSupportInfo
Strict-Transport-Security—GoodDeclare that a website is only accessible over a secure connection (HTTPS).

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X-Frame-Options—GoodIndicate whether a browser should be allowed to render a page in a <frame>, <iframe>, <embed> or <object>.

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X-Content-Type-Options—GoodIndicate that the MIME types advertised in the Content-Type headers should be followed and not be changed.

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Content-Security-Policyframe-ancestors 'self' https://mycourses.w3schools.com https://pathfinder.w3schools.com; GoodControl resources the user agent is allowed to load for a given page.

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Referrer-Policy—GoodControl how much referrer information should be included with requests.

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Clear-Site-Data—GoodControl the data stored by a client browser for their origins.

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X-Permitted-Cross-Domain-Policies—GoodControl whether a web client such as Adobe Flash Player or Adobe Acrobat has permission to handle data across domains.

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Permissions-Policy—NewAllow and deny the use of browser features in a document or iframe.

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Cross-Origin-Embedder-Policy—NewConfigure embedding cross-origin resources into the document.

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Cross-Origin-Opener-Policy—NewEnsure a top-level document does not share a browsing context group with cross-origin documents.

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Cross-Origin-Resource-Policy—NewRequest that the browser blocks no-cors cross-origin/cross-site requests to the given resource.

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X-XSS-Protection—DeprecatedDeprecated. Stops pages from loading when they detect reflected cross-site scripting (XSS) attacks.

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Feature-Policy—DeprecatedDeprecated. Replaced by the Permissions-Policy header.

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Expect-CT—DeprecatedDeprecated. Opt in to reporting and/or enforcement of Certificate Transparency requirements.

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Public-Key-Pins—DeprecatedDeprecated. Allows HTTPS websites to resist impersonation by attackers using mis-issued or otherwise fraudulent certificates.

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Security Violations · 0 found

Requests or resources offending security policies

  • None found

Certificates · 14 found

SSL/TLS Certificates enable websites to encrypt transactions between the client and the server and provide server identity verification

SubjectIssue dateExpiry date
*.w3schools.comApr 3, 2024, 00:00:00May 4, 2025, 23:59:59
snigelweb.comOct 16, 2024, 10:57:57Jan 14, 2025, 10:57:56
*.google-analytics.comOct 21, 2024, 08:36:57Jan 13, 2025, 08:36:56
c.amazon-adsystem.comNov 19, 2024, 00:00:00Dec 18, 2025, 23:59:59
*.g.doubleclick.netOct 21, 2024, 08:36:57Jan 13, 2025, 08:36:56
cdnx.snigelweb.comNov 29, 2024, 13:14:23Feb 27, 2025, 13:14:22
cdnjs.cloudflare.comNov 26, 2024, 07:25:18Feb 24, 2025, 07:25:17
floor.pbxai.comJul 7, 2024, 00:00:00Aug 6, 2025, 23:59:59
config.aps.amazon-adsystem.comJan 21, 2024, 00:00:00Feb 19, 2025, 23:59:59
secure.cdn.fastclick.netAug 7, 2024, 00:00:00Aug 7, 2025, 23:59:59