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", "https://w3id.org/security/v1", { "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "attributionDomains": { "@id": "toot:attributionDomains", "@type": "@id" }, "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://social.nlnetlabs.nl/users/nlnetlabs", "type": "Person", "following": "https://social.nlnetlabs.nl/users/nlnetlabs/following", "followers": "https://social.nlnetlabs.nl/users/nlnetlabs/followers", "inbox": "https://social.nlnetlabs.nl/users/nlnetlabs/inbox", "outbox": "https://social.nlnetlabs.nl/users/nlnetlabs/outbox", "featured": "https://social.nlnetlabs.nl/users/nlnetlabs/collections/featured", "featuredTags": "https://social.nlnetlabs.nl/users/nlnetlabs/collections/tags", "preferredUsername": "nlnetlabs", "name": "NLnet Labs", "summary": "<p>Dutch <a href=\"https://social.nlnetlabs.nl/tags/NonProfit\" class=\"mention hashtag\" rel=\"tag\">#<span>NonProfit</span></a> foundation proudly serving the Internet community since 1999 with <a href=\"https://social.nlnetlabs.nl/tags/OpenSource\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenSource</span></a> software for <a href=\"https://social.nlnetlabs.nl/tags/DNS\" class=\"mention hashtag\" rel=\"tag\">#<span>DNS</span></a> and <a href=\"https://social.nlnetlabs.nl/tags/BGP\" class=\"mention hashtag\" rel=\"tag\">#<span>BGP</span></a>. Applied research, open standards advocates, bridging technology and policy. </p><p><a href=\"https://social.nlnetlabs.nl/tags/Clang\" class=\"mention hashtag\" rel=\"tag\">#<span>Clang</span></a> origins, now <a href=\"https://social.nlnetlabs.nl/tags/rustlang\" class=\"mention hashtag\" rel=\"tag\">#<span>rustlang</span></a> aficionados. The people behind Unbound, NSD, Routinator, domain and much more...</p><p>Note: We are not @nlnet@nlnet.nl, nor are we funded by them or affiliated with them. Lots of 💚 for what they do though!</p>", "url": "https://social.nlnetlabs.nl/@nlnetlabs", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-06-16T00:00:00Z", "memorial": false, "alsoKnownAs": [ "https://fosstodon.org/users/nlnetlabs" ], "publicKey": { "id": "https://social.nlnetlabs.nl/users/nlnetlabs#main-key", "owner": "https://social.nlnetlabs.nl/users/nlnetlabs", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAukq026F3vWbOOzhEJ4eu\nG7V6zozSwIXqc5ZwEUOd1+KKSKcukWmsqMC7JxzzM3l8g3KYXG9MTtlAR5ztHkW6\nc7DvtNYAYkxPFyeIc2rNsx3onUSD7+OrdJf4OufI57sQ5nOYuDmybxpkxkLN+NqO\nTewIX92cBLGHC9ES2G0sH8mB8J4dYELLCuOTAo2p1XcXlipRtuhEXU5/gsT2ddQx\n+1ihR8oWGK9e8tRmXkK77TzcrBS9eyv0xxY9tCrvnGgrfwhJVr5a+JijtN7+NpHN\n7wVr7q2UoFGoxLgwGJE5r5E5yRF8wiWtiihd4C1IbgUIca0mPKTPjRYzk1Y2MWHd\n8wIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://social.nlnetlabs.nl/tags/nonprofit", "name": "#nonprofit" }, { "type": "Hashtag", "href": "https://social.nlnetlabs.nl/tags/opensource", "name": "#opensource" }, { "type": "Hashtag", "href": "https://social.nlnetlabs.nl/tags/dns", "name": "#dns" }, { "type": "Hashtag", "href": "https://social.nlnetlabs.nl/tags/bgp", "name": "#bgp" }, { "type": "Hashtag", "href": "https://social.nlnetlabs.nl/tags/clang", "name": "#clang" }, { "type": "Hashtag", "href": "https://social.nlnetlabs.nl/tags/rustlang", "name": "#rustlang" } ], "attachment": [ { "type": "PropertyValue", "name": "Website", "value": "<a href=\"https://nlnetlabs.nl\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">nlnetlabs.nl</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "FOSS", "value": "<a href=\"https://github.com/NLnetLabs\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/NLnetLabs</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "Technical Assistance", "value": "<a href=\"https://nlnetlabs.nl/services/contracts/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">nlnetlabs.nl/services/contract</span><span class=\"invisible\">s/</span></a>" }, { "type": "PropertyValue", "name": "Support our Work", "value": "<a href=\"https://nlnetlabs.nl/funding/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">nlnetlabs.nl/funding/</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://social.nlnetlabs.nl/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://cdn.masto.host/socialnlnetlabsnl/accounts/avatars/114/692/612/288/811/644/original/c71ef2ff59705665.png" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://cdn.masto.host/socialnlnetlabsnl/accounts/headers/114/692/612/288/811/644/original/85b44845bfe524b2.jpeg" } }