#kastellholmen

Live, measured metrics for the hashtag #kastellholmen from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #kastellholmen

This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.

$5.00/ year · 13-character #name
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0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
5
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 5
0
Avg reactions / post
Mastodon · last 5
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-09-28 17:24 UTC
0
09-22
0
09-23
0
09-24
0
09-25
0
09-26
0
09-27
0
09-28

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.online (Mastodon public search API) · fetched 2026-09-28 17:24 UTC

No related tags with measured usage found for #kastellholmen.

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-28 17:24 UTC

Everything below is measured over the latest 5 public posts (spanning ~28037 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (2) · German (1)

Avg boosts / post: 0.6

Top of the latest posts

  • Stockholm, Saltsjön, Kastellholmen and behind it the Vasa museum and the Nordic museum. Picture shot from Fjällgatan at Södermalm. #StreetPhotography #Stockholm #Saltsjön #Kastellholmen #Södermalm #Fjällgatan #Spring #View #Blossoms

    Åsa Magnusson@[email protected]♥ 0↻ 02026-04-16 11:48 UTCView post →

  • Silent Sunday. Kastellholmen, Stockholm #SilentSunday #Kastellholmen #StreetPhotography #Stockholm #Winter #Snow

    Åsa Magnusson@[email protected]♥ 0↻ 02026-03-01 15:53 UTCView post →

  • Kastellholmsvraket, Kastellholmen wreck. Again. The wreck is from a 1600s naval ship and it's one of several old ships that was once sunk here on purpose to form the fundament of a former bridge between Kastellholmen and Skeppsholmen. #Ship

    Åsa Magnusson@[email protected]♥ 0↻ 02026-02-24 15:30 UTCView post →

What “kastellholmen” means

Wikipedia

Kastellholmen is an islet in the centre of Stockholm, Sweden. It belongs to the district of Skeppsholmen. It is connected to adjacent Skeppsholmen through the Kastellholmsbron bridge.

“Kastellholmen” on Wikipedia (CC BY-SA) →

#kastellholmen across platforms

every network with a public tag surface

Follow #kastellholmen straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/kastellholmen