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.

Open in browser →
{ "@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://mstdn.social/users/rysiek/statuses/114657877196376402", "type": "Note", "summary": null, "inReplyTo": "https://mstdn.social/users/rysiek/statuses/114657855187783819", "published": "2025-06-10T07:26:02Z", "url": "https://mstdn.social/@rysiek/114657877196376402", "attributedTo": "https://mstdn.social/users/rysiek", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mstdn.social/users/rysiek/followers" ], "sensitive": false, "atomUri": "https://mstdn.social/users/rysiek/statuses/114657877196376402", "inReplyToAtomUri": "https://mstdn.social/users/rysiek/statuses/114657855187783819", "conversation": "tag:mstdn.social,2025-06-10:objectId=566215534:objectType=Conversation", "content": "<p>As part of the investigation, I have looked closely at Telegram&#39;s protocol and analyzed packet captures provided by IStories.</p><p>I have also done some packet captures of my own.</p><p>I dive into the nitty-gritty technical details of what I found and how I found it on my blog:</p><p>Telegram is indistinguishable from an FSB honeypot<br /><a href=\"https://rys.io/en/179.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">rys.io/en/179.html</span><span class=\"invisible\"></span></a></p><p>Yes, my packet captures and a small Python library I wrote in the process are all published along.</p><p><a href=\"https://mstdn.social/tags/Telegram\" class=\"mention hashtag\" rel=\"tag\">#<span>Telegram</span></a> <a href=\"https://mstdn.social/tags/InfoSec\" class=\"mention hashtag\" rel=\"tag\">#<span>InfoSec</span></a> <a href=\"https://mstdn.social/tags/Privacy\" class=\"mention hashtag\" rel=\"tag\">#<span>Privacy</span></a> <a href=\"https://mstdn.social/tags/Surveillance\" class=\"mention hashtag\" rel=\"tag\">#<span>Surveillance</span></a> <a href=\"https://mstdn.social/tags/Russia\" class=\"mention hashtag\" rel=\"tag\">#<span>Russia</span></a></p>", "contentMap": { "en": "<p>As part of the investigation, I have looked closely at Telegram&#39;s protocol and analyzed packet captures provided by IStories.</p><p>I have also done some packet captures of my own.</p><p>I dive into the nitty-gritty technical details of what I found and how I found it on my blog:</p><p>Telegram is indistinguishable from an FSB honeypot<br /><a href=\"https://rys.io/en/179.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">rys.io/en/179.html</span><span class=\"invisible\"></span></a></p><p>Yes, my packet captures and a small Python library I wrote in the process are all published along.</p><p><a href=\"https://mstdn.social/tags/Telegram\" class=\"mention hashtag\" rel=\"tag\">#<span>Telegram</span></a> <a href=\"https://mstdn.social/tags/InfoSec\" class=\"mention hashtag\" rel=\"tag\">#<span>InfoSec</span></a> <a href=\"https://mstdn.social/tags/Privacy\" class=\"mention hashtag\" rel=\"tag\">#<span>Privacy</span></a> <a href=\"https://mstdn.social/tags/Surveillance\" class=\"mention hashtag\" rel=\"tag\">#<span>Surveillance</span></a> <a href=\"https://mstdn.social/tags/Russia\" class=\"mention hashtag\" rel=\"tag\">#<span>Russia</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mstdn.social/tags/Telegram", "name": "#Telegram" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/InfoSec", "name": "#InfoSec" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/Privacy", "name": "#Privacy" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/Surveillance", "name": "#Surveillance" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/Russia", "name": "#Russia" } ], "replies": { "id": "https://mstdn.social/users/rysiek/statuses/114657877196376402/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mstdn.social/users/rysiek/statuses/114657877196376402/replies?min_id=114661404097476290&page=true", "partOf": "https://mstdn.social/users/rysiek/statuses/114657877196376402/replies", "items": [ "https://mstdn.social/users/rysiek/statuses/114661404097476290" ] } }, "likes": { "id": "https://mstdn.social/users/rysiek/statuses/114657877196376402/likes", "type": "Collection", "totalItems": 191 }, "shares": { "id": "https://mstdn.social/users/rysiek/statuses/114657877196376402/shares", "type": "Collection", "totalItems": 250 } }