#21X
Live, measured metrics for the hashtag #21X from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #21x
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.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-08-12 20:30 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-08-12 20:30 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-08-12 20:30 UTCEverything below is measured over the latest 7 public posts (spanning ~19246 hours).
Posting hours (UTC)
Languages: English (4) · Galician (3)
Avg boosts / post: 0.7
Top of the latest posts
Crypto Unit of Japan’s SBI to List Tokenized Securities on German Exchange 21X - SBI Digital Markets (SBIDM), a subsidiary of Japan’s largest online financial services g... - https://cryptonews.com/news/crypto-unit-of-japans-sbi-to-list-tok
📣📆 #21X #Moraña | Acción contra os campionatos de caza de golpes.
Happy Solstice everyone! We've made it to the longest night and now we turn around toward SPRING! #ArtAdventCalendar #21X Acrylic on Panel
#21x across platforms
every network with a public tag surfaceFollow #21x 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.
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/21x