#U4

Live, measured metrics for the hashtag #U4 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 #u4

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.

$11,525.77/ year · 2-character #name
Claim #u4$11,525.77/yr
Annual, renews each year
Buy on hashtag.space (web3)
one-timepay once, yours for life
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
0.2
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 09:58 UTC
0
07-21
0
07-22
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27

0 uses by 0 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 2026-07-27 09:58 UTC

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 09:58 UTC

Everything below is measured over the latest 40 public posts (spanning ~21027 hours).

Posting hours (UTC) — busiest: 17:00

00:0012:0023:00

Languages: German (34) · French (2) · English (1)

Avg boosts / post: 0.9

Top of the latest posts

  • EDIT / UPDATE: Die diskriminierende Konnotation geht womöglich auf das Konto des #NDR, nicht auf das der #Hochbahn, siehe auch meinen angehängten Folge-Toot über die Mail-Antwort des Bauleiters. ____________ Behinderte-relativierender Fehlg

    Wren@[email protected]452025-09-10 11:40 UTCView post →
  • #Europa #Deutschland #Hamburg #UBahnLinien #U2 #U4 #Sperrungen #UBahn100 #Automatiken U-Bahn Hamburg - 20. – 29. März - U2/U4-Sperrungen für U-Bahn100: https://dt5online.de/2026/03/13/20-29-maerz-u2-u4-sperrungen-fuer-u-bahn100/

    Jayson1985@[email protected]122026-03-15 12:40 UTCView post →
  • Symmetry in motion. Waiting for the train in Hütteldorf 🚇 . Choose a mix of these to fit your post: #Vienna #Wien #Austria #Architecture #Symmetry #UrbanLife #PublicTransport #U4 #SubwayStation #Hütteldorf #PixelFed #Photography #Cityscape

    Mathus@[email protected]152025-09-18 11:25 UTCView post →

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/u4