#404errorpage

Live, measured metrics for the hashtag #404errorpage 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 #404errorpage

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 · 12-character #name
Claim #404errorpage — $5.00/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
4
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 4
0.3
Avg reactions / post
Mastodon · last 4

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 12:25 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 12:25 UTC
#errorpage404
0 uses · 0 accounts / 7d
#smartcustom404errorpage
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 12:25 UTC

Everything below is measured over the latest 4 public posts (spanning ~15142 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (4)

Avg boosts / post: 0.5

Top of the latest posts

  • My all time favorite error 404 page #nerd #tech #404errorpage #programming #programminghumor #humor #meme #funny

    Franklin@[email protected]♥ 1↻ 22023-01-25 03:42 UTCView post →

  • I spend far too much time with websites. My initial thought for 26 Across, 12 letters, was FOURZEROFOUR. Correct answer: PAGENOTFOUND #crossword #WordGames #404ErrorPage

    Michael Meckler@[email protected]♥ 0↻ 02024-01-10 13:09 UTCView post →

  • Magical Solutions of error pages (#404ErrorPage) do wonders at the presentation 🎁 layer when the AI that controls the ACL for access laughs at attempts to infiltrate. 😂🤫

    @infosec_jcp 🐈🃏 done differently@[email protected]♥ 0↻ 02023-06-28 16:51 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/404errorpage