#nationalblackcatday

Live, measured metrics for the hashtag #nationalblackcatday 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 #nationalblackcatday

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.

$5.00/ year · 19-character #name
Claim #nationalblackcatday — $5.00/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
3
Uses / 7 days
Mastodon
1
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
13
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mas.to (Mastodon public tags API) · fetched 2026-10-22 00:10 UTC
0
10-16
0
10-17
3
10-18
0
10-19
0
10-20
0
10-21
0
10-22

3 uses by 1 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 2026-10-22 00:10 UTC

No related tags with measured usage found for #nationalblackcatday.

Live pulse

measured · mas.to (Mastodon tag timeline) · fetched 2026-10-22 00:10 UTC

Everything below is measured over the latest 40 public posts (spanning ~17305 hours).

Posting hours (UTC) — busiest: 18:00

00:0012:0023:00

Languages: English (38) · Spanish (1)

Avg boosts / post: 6.8

Top of the latest posts

  • It’s #NationalBlackCatDay and I love my national black cat. #CatsOfMastodon

    Eugen Rochko@[email protected]♥ 414↻ 1182025-10-27 19:49 UTCView post →

  • Raven wishes her fellow ebony felines a fabulous #NationalBlackCatDay. #cats #BlackCats #CatsOfMastodon #MillerPack

    Cambirdsong@[email protected]♥ 76↻ 272025-10-27 18:50 UTCView post →

  • Happy National Black Cat Day! "Chrissy at Christmas" - https://peggycollinsgallery.com/featured/chrissy-at-christmas-peggy-collins.html #nationalblackcatday #blackcat #blackcats #catart #catartist #artforsale #mastoart #christmas #christmas

    Peggy Collins@[email protected]♥ 25↻ 92025-10-27 19:23 UTCView post →

#nationalblackcatday across platforms

every network with a public tag surface

Follow #nationalblackcatday 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/nationalblackcatday