ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://social.heise.de/users/heisec/statuses/114574279335264685", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-26T13:06:00Z", "url": "https://social.heise.de/@heisec/114574279335264685", "attributedTo": "https://social.heise.de/users/heisec", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://social.heise.de/users/heisec/followers" ], "sensitive": false, "atomUri": "https://social.heise.de/users/heisec/statuses/114574279335264685", "inReplyToAtomUri": null, "conversation": "tag:social.heise.de,2025-05-26:objectId=11469202:objectType=Conversation", "content": "<p>Windows Server 2025: Rechteausweitungslücke im AD</p><p>Akamai warnt vor einer ungepatchten Rechteausweitungslücke in Windows Server 2025. Admins müssen aktiv werden.</p><p><a href=\"https://www.heise.de/news/Windows-Server-2025-Rechteausweitungsluecke-im-AD-10397566.html?wt_mc=sm.red.ho.mastodon.mastodon.md_beitraege.md_beitraege&amp;utm_source=mastodon\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">heise.de/news/Windows-Server-2</span><span class=\"invisible\">025-Rechteausweitungsluecke-im-AD-10397566.html?wt_mc=sm.red.ho.mastodon.mastodon.md_beitraege.md_beitraege&amp;utm_source=mastodon</span></a></p><p><a href=\"https://social.heise.de/tags/ActiveDirectory\" class=\"mention hashtag\" rel=\"tag\">#<span>ActiveDirectory</span></a> <a href=\"https://social.heise.de/tags/IT\" class=\"mention hashtag\" rel=\"tag\">#<span>IT</span></a> <a href=\"https://social.heise.de/tags/Security\" class=\"mention hashtag\" rel=\"tag\">#<span>Security</span></a> <a href=\"https://social.heise.de/tags/Sicherheitsl%C3%BCcken\" class=\"mention hashtag\" rel=\"tag\">#<span>Sicherheitslücken</span></a> <a href=\"https://social.heise.de/tags/Windows\" class=\"mention hashtag\" rel=\"tag\">#<span>Windows</span></a> <a href=\"https://social.heise.de/tags/WindowsServer\" class=\"mention hashtag\" rel=\"tag\">#<span>WindowsServer</span></a> <a href=\"https://social.heise.de/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a></p>", "contentMap": { "de": "<p>Windows Server 2025: Rechteausweitungslücke im AD</p><p>Akamai warnt vor einer ungepatchten Rechteausweitungslücke in Windows Server 2025. Admins müssen aktiv werden.</p><p><a href=\"https://www.heise.de/news/Windows-Server-2025-Rechteausweitungsluecke-im-AD-10397566.html?wt_mc=sm.red.ho.mastodon.mastodon.md_beitraege.md_beitraege&amp;utm_source=mastodon\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">heise.de/news/Windows-Server-2</span><span class=\"invisible\">025-Rechteausweitungsluecke-im-AD-10397566.html?wt_mc=sm.red.ho.mastodon.mastodon.md_beitraege.md_beitraege&amp;utm_source=mastodon</span></a></p><p><a href=\"https://social.heise.de/tags/ActiveDirectory\" class=\"mention hashtag\" rel=\"tag\">#<span>ActiveDirectory</span></a> <a href=\"https://social.heise.de/tags/IT\" class=\"mention hashtag\" rel=\"tag\">#<span>IT</span></a> <a href=\"https://social.heise.de/tags/Security\" class=\"mention hashtag\" rel=\"tag\">#<span>Security</span></a> <a href=\"https://social.heise.de/tags/Sicherheitsl%C3%BCcken\" class=\"mention hashtag\" rel=\"tag\">#<span>Sicherheitslücken</span></a> <a href=\"https://social.heise.de/tags/Windows\" class=\"mention hashtag\" rel=\"tag\">#<span>Windows</span></a> <a href=\"https://social.heise.de/tags/WindowsServer\" class=\"mention hashtag\" rel=\"tag\">#<span>WindowsServer</span></a> <a href=\"https://social.heise.de/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://social.heise.de/tags/activedirectory", "name": "#activedirectory" }, { "type": "Hashtag", "href": "https://social.heise.de/tags/it", "name": "#it" }, { "type": "Hashtag", "href": "https://social.heise.de/tags/security", "name": "#security" }, { "type": "Hashtag", "href": "https://social.heise.de/tags/sicherheitslucken", "name": "#sicherheitslucken" }, { "type": "Hashtag", "href": "https://social.heise.de/tags/windows", "name": "#windows" }, { "type": "Hashtag", "href": "https://social.heise.de/tags/windowsserver", "name": "#windowsserver" }, { "type": "Hashtag", "href": "https://social.heise.de/tags/news", "name": "#news" } ], "replies": { "id": "https://social.heise.de/users/heisec/statuses/114574279335264685/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://social.heise.de/users/heisec/statuses/114574279335264685/replies?only_other_accounts=true&page=true", "partOf": "https://social.heise.de/users/heisec/statuses/114574279335264685/replies", "items": [] } }, "likes": { "id": "https://social.heise.de/users/heisec/statuses/114574279335264685/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://social.heise.de/users/heisec/statuses/114574279335264685/shares", "type": "Collection", "totalItems": 6 } }