#ThrowbackThursday

Live, measured metrics for the hashtag #ThrowbackThursday 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 #throwbackthursday

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 · 17-character #name
Claim #throwbackthursday — $5.00/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
50
Uses / 7 days
Mastodon
49
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.4/hr
Recent pace
Mastodon · last 40
1.6
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-09-15 04:54 UTC
2
09-09
46
09-10
2
09-11
0
09-12
0
09-13
0
09-14
0
09-15

50 uses by 49 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · fosstodon.org (Mastodon public search API) · fetched 2026-09-15 04:54 UTC

No related tags with measured usage found for #throwbackthursday.

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-15 04:54 UTC

Everything below is measured over the latest 40 public posts (spanning ~101 hours).

Posting hours (UTC) — busiest: 21:00

00:0012:0023:00

Languages: English (31) · Slovenian (2) · German (2)

Avg boosts / post: 1.9

Top of the latest posts

  • Rio Vista, in the Sacramento River Delta. Exactly 15 years ago today. #ThrowbackThursday #photography

    Bob Horowitz@[email protected]♥ 41↻ 152026-09-10 18:07 UTCView post →

  • #FotoVorschlag "Bäume im Herbst" as well as #throwbackThursday on my trip. I liked this reflection and had to capture it #autumn #fall #trees #leaves #colors #seasonchange #nature #naturephotography #photography #outdoors #pictureoftheday #

    Taja@[email protected]♥ 18↻ 42026-09-10 17:31 UTCView post →

  • #FotoVorschlag Farbrausch This is also a #throwback to 11y ago, when I've visited this beautiful #park #Keukenhof and #Amsterdam flower market. I can't wait to return again. #bloomscrolling #colors #nature #photography #netherlands #tulips

    Taja@[email protected]♥ 3↻ 32026-09-14 14:54 UTCView post →

#throwbackthursday across platforms

every network with a public tag surface

Follow #throwbackthursday 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/throwbackthursday