#roundels
Live, measured metrics for the hashtag #roundels from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #roundels
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 · mas.to (Mastodon public tags API) · fetched 2026-09-26 21:24 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-09-26 21:24 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-09-26 21:24 UTCEverything below is measured over the latest 9 public posts (spanning ~5032 hours).
Posting hours (UTC)
Languages: English (9)
Avg boosts / post: 0.3
Top of the latest posts
Moquette Heaven London Transport Museum, Covent Garden #london #hiddenlondonhangouts #coventgarden #ltmuseum #tube #underground #transport #heritage #londonunderground #hangoutlive #presentation #roundels #londonphotography #hiddenlondon #r
Christmas at London Transport Museum, Covent Garden #london #hiddenlondonhangouts #coventgarden #ltmuseum #tube #underground #transport #heritage #londonunderground #hangoutlive #presentation #roundels #londonphotography #hiddenlondon #roun
Christmas at London Transport Museum, Covent Garden #london #hiddenlondonhangouts #coventgarden #ltmuseum #tube #underground #transport #heritage #londonunderground #hangoutlive #moquette #roundels #londonphotography #hiddenlondon #roundel
What “roundels” means
Wiktionary · WikipediaA roundel is a circular disc used as a symbol. The term is used in heraldry, but also for a type of national insignia used on military aircraft, generally circular and usually comprising concentric rings of different colours. Roundels are used in many other contexts as well.
“Roundel” on Wikipedia (CC BY-SA) →#roundels across platforms
every network with a public tag surfaceFollow #roundels 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/roundels