#cc0

Live, measured metrics for the hashtag #cc0 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 #cc0

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.

$5,313.74/ year · 3-character #name
Claim #cc0 — $5,313.74/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
18
Uses / 7 days
Mastodon
12
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.1/hr
Recent pace
Mastodon · last 40
0.2
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-09-25 17:47 UTC
2
09-19
5
09-20
3
09-21
4
09-22
1
09-23
1
09-24
2
09-25

18 uses by 12 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 2026-09-25 17:47 UTC

No related tags with measured usage found for #cc0.

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-25 17:47 UTC

Everything below is measured over the latest 40 public posts (spanning ~284 hours).

Posting hours (UTC) — busiest: 10:00

00:0012:0023:00

Languages: English (24) · German (15) · Spanish (1)

Avg boosts / post: 0.9

Top of the latest posts

  • Schrödingers Haus: Nicht mehr da oder noch nicht weg? 'Nicht mehr oder noch nicht' #FotoVorschlag #MyPhoto #MyWork #CC0 #Foto #Photo #Fotografie #NoAI #Gimp #RawTherapee #RapidPhotoDownloader

    nosyCarlaClearname@[email protected]♥ 5↻ 12026-09-23 12:04 UTCView post →

  • Türen faszinieren mich, weil ich sie öffnen und dahinter schauen kann, welches Geheimnis es hier zu lüften gibt. Es ist schade um jede Tür, die nicht geöffnet werden kann oder soll. 'Jedes Schild hat seine Bewandtnis' #FotoVorschlag #DoorsD

    nosyCarlaClearname@[email protected]♥ 2↻ 02026-09-17 08:09 UTCView post →

  • #52WochenFotoChallenge #52wfc26 Woche 38 "Im Wald" leuchtet das Moos aus dem Dunkel. #MyPhoto #MyWork #CC0 #Foto #Photo #Fotografie #NoAI #Gimp #RawTherapee #RapidPhotoDownloader

    nosyCarlaClearname@[email protected]♥ 1↻ 72026-09-20 11:37 UTCView post →

What “cc0” means

Wiktionary

cc/siːˈsiː/

  • noun(initialism) Carbon copy.
  • verbTo add an additional recipient to the CC line of an e-mail message.
Full entry on Wiktionary →

#cc0 across platforms

every network with a public tag surface

Follow #cc0 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/cc0