#redline

Live, measured metrics for the hashtag #redline 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 #redline

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.

$240.06/ year · 7-character #name
Claim #redline — $240.06/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.4
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 23:28 UTC
0
09-19
0
09-20
0
09-21
0
09-22
0
09-23
0
09-24
0
09-25

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.online (Mastodon public search API) · fetched 2026-09-25 23:28 UTC
#redlines
5 uses · 4 accounts / 7d
#redlinesforairports
0 uses · 0 accounts / 7d
#NeoCityTheRedline
1 uses · 1 accounts / 7d
#redlineclub
0 uses · 0 accounts / 7d
#redlinechicago
0 uses · 0 accounts / 7d
#redlineracer
0 uses · 0 accounts / 7d
#RedLineStealer
0 uses · 0 accounts / 7d
#redlinereviews
0 uses · 0 accounts / 7d
#redlineforpalestine
0 uses · 0 accounts / 7d
#redlinestingers
0 uses · 0 accounts / 7d
#redlineofdeath
0 uses · 0 accounts / 7d
#redlineseries
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-25 23:28 UTC

Everything below is measured over the latest 40 public posts (spanning ~5711 hours).

Posting hours (UTC) — busiest: 21:00

00:0012:0023:00

Languages: English (32) · French (3) · German (2) · Spanish (2)

Avg boosts / post: 0.5

Top of the latest posts

  • Wicked hot days like today are hard to bear, even without a dead train at Harvard Square https://www.universalhub.com/2026/wicked-hot-days-today-are-hard-bear-even-without-dead-train-harvard #MBTA #RedLine

    Universal Hub@universalhub♥ 4↻ 12026-07-02 17:52 UTCView post →

  • Stabber with a scooter sought for attack at Charles/MGH https://www.universalhub.com/crime/2026/stabber-scooter-sought-attack-charlesmgh #Boston #MBTA #RedLine #crime

    Universal Hub@universalhub♥ 3↻ 12026-07-13 14:20 UTCView post →

  • We note this without any glee: Dead train at Kendall/MIT https://www.universalhub.com/2026/we-note-without-any-glee-dead-train-kendallmit #MBTA #RedLine

    Universal Hub@universalhub♥ 3↻ 22026-01-18 22:21 UTCView post →

What “redline” means

Wiktionary

redline/ˈɹɛd ˌlaɪn/

  • nounA drawing, document, etc. that has been marked for correction or modification.
  • verbTo mark a drawing or document for correction or modification.
Full entry on Wiktionary →

#redline across platforms

every network with a public tag surface

Follow #redline 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/redline