#o21
Live, measured metrics for the hashtag #o21 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #o21
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 · mastodon.social (Mastodon public tags API) · fetched 2026-07-28 20:55 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-07-28 20:55 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-07-28 20:55 UTCEverything below is measured over the latest 18 public posts (spanning ~49151 hours).
Posting hours (UTC) — busiest: 13:00
Languages: Dutch (16) · French (2)
Avg boosts / post: 0
Used together with
Top of the latest posts
Jong Sparta - GA Eagles O21 (oefen) 1-2 (1-0) Goals voor #O21 van Gijs Steinfelder (penalty) en Darcy Turner nadat Jong Sparta voor rust uit een penalty de leiding had genomen. #kowetjeugd
FC Groningen O21 - GA Eagles O21 tussenstand 1-0 Al na een minuut moet #O21 een tegentreffer incasseren.
GA Eagles O21 - PEC Zwolle O21 tussenstand 2-0 In de 51e minuut vergroot Gijs Steinfelder de marge voor #O21.
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/o21