#header

Live, measured metrics for the hashtag #header 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 #header

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.

$520.70/ year · 6-character #name
Claim #header — $520.70/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
0.6
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-07-27 07:05 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 · mastodon.social (Mastodon public search API) · fetched 2026-07-27 07:05 UTC
#headerinjection
0 uses · 0 accounts / 7d
#headerVersioning
0 uses · 0 accounts / 7d
#headers
0 uses · 0 accounts / 7d
#Headerupdate
0 uses · 0 accounts / 7d
#headerssecurity
0 uses · 0 accounts / 7d
#headerfile_qiita
0 uses · 0 accounts / 7d
#header2
0 uses · 0 accounts / 7d
#header_qiita
0 uses · 0 accounts / 7d
#header3
0 uses · 0 accounts / 7d
#headerbar
0 uses · 0 accounts / 7d
#headernavi
0 uses · 0 accounts / 7d
#headerprotection
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.social (Mastodon tag timeline) · fetched 2026-07-27 07:05 UTC

Everything below is measured over the latest 40 public posts (spanning ~9802 hours).

Posting hours (UTC) — busiest: 19:00

00:0012:0023:00

Languages: English (18) · Japanese (16) · French (2) · Chinese (2) · German (1)

Avg boosts / post: 0.4

Top of the latest posts

  • Just finished a profile picture and header refresh for @Helen ! #ProfilePic #Header #Refresh

    Andy Carolan@[email protected]♥ 10↻ 02026-02-15 13:48 UTCView post →

  • :boost_requested: :boost_ok: Also woundering what Header Image I should use... - These will be cropped tho... Poll down below! #CyberSix #Anime #vibes #art #background #header

    Adrian Seidelman@[email protected]♥ 6↻ 52026-04-02 17:03 UTCView post →

  • :boost_ok: :boost_requested: 1 day left on the polls... - PFP: https://mstdn.party/@asm/116334687587030253 - Header: https://mstdn.party/@asm/116336192323108963 I'll obey the poll results! #header #pfp #CyberSix #AdrianSeidelman #vibes #Eye

    Adrian Seidelman@[email protected]♥ 3↻ 32026-04-08 14:50 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/header