#castrella
Live, measured metrics for the hashtag #castrella from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #castrella
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 2026-10-11 22:43 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 2026-10-11 22:43 UTCNo related tags with measured usage found for #castrella.
Live pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-10-11 22:43 UTCEverything below is measured over the latest 40 public posts (spanning ~8488 hours).
Posting hours (UTC) — busiest: 15:00
Avg boosts / post: 1.5
Top of the latest posts
RURUTOBER DAY 20. show off. [ #hir_art #hir_oc #ocfedi #fediart #castrella ]
JULY ART LOG 2026 [ #hir_art #hir_oc #castrella #ffxiv #artfight2026 #wol_ruairi ]
When your wayfaring work gets too stressful that you end up buying frog bread to cool off (+ an excuse to snack) [ #hir_art #hir_oc #castrella #ocfedi #fediart #mastoart ]
What “castrella” means
WikipediaCastrella is a genus of flatworms belonging to the family Dalyelliidae.
“Castrella” on Wikipedia (CC BY-SA) →#castrella across platforms
every network with a public tag surfaceFollow #castrella 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/castrella