https://www.t-online.de/

Scan ID:
a807a5be-89ae-4cbb-9aab-2fd1c3499839Finished
Submitted URL:
https://t-online.de/Redirected
Report Finished:

Risks · 0 found

Practices that may pose security risks

  • No classification

Security Headers · 5 found

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

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NameValueSupportInfo
Strict-Transport-Securitymax-age=31536000; includeSubDomains; preloadGoodDeclare 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-OptionsnosniffGoodIndicate 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://*.t-online.de; GoodControl resources the user agent is allowed to load for a given page.

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Referrer-Policystrict-origin-when-cross-originGoodControl 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-Protection1; mode=blockDeprecatedDeprecated. 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 · 9 found

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

SubjectIssue dateExpiry date
www.t-online.deJun 9, 2024, 00:00:00Jul 8, 2025, 23:59:59
images.t-online.deMay 25, 2024, 00:00:00Jun 22, 2025, 23:59:59
amp-stage.wn.deNov 15, 2024, 12:28:52Feb 13, 2025, 12:28:51
engagement-prod.stroeerws.deOct 27, 2024, 00:00:00Nov 25, 2025, 23:59:59
*.dcp.stroeerws.deAug 6, 2024, 00:00:00Sep 3, 2025, 23:59:59
data-501446ac98.t-online.deDec 20, 2024, 02:44:33Mar 20, 2025, 02:44:32
pur.t-online.deDec 26, 2024, 00:16:07Mar 26, 2025, 00:16:06
*.finanzdaten.t-online.deJul 23, 2024, 00:00:00Aug 20, 2025, 23:59:59
rt.t-online.deNov 25, 2024, 00:00:00Dec 25, 2025, 23:59:59