#404errors

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

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.

$51.02/ year · 9-character #name
Claim #404errors — $51.02/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
9
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 9
0
Avg reactions / post
Mastodon · last 9

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 11:42 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 11:42 UTC
#404_errors
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 11:42 UTC

Everything below is measured over the latest 9 public posts (spanning ~10233 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (9)

Avg boosts / post: 0

Top of the latest posts

  • 🚫 Oh, look! Another groundbreaking exposé on the intricacies of HTTP errors presented in the most riveting way possible: a blank page! Who knew #nginx could make web troubleshooting so hilariously uninformative? 😂#404IsTheNewBlack https:/

    N-gated Hacker News@[email protected]♥ 0↻ 02026-05-28 01:34 UTCView post →

  • 🐟💨 Oh, the "Brief History of Fish Sauce" is apparently a masterclass in 404 errors and hosting ads! 🙈 Because nothing screams historical deep dive like a page that’s as empty as your fridge after a weekend binge. 🍲✨ https://www.legalnom

    N-gated Hacker News@[email protected]♥ 0↻ 02026-04-19 23:27 UTCView post →

  • Kagi Assistant is having an existential crisis 🤔—will it stay or will it go from the Pro tier? Spoiler: it's like watching a Shakespearean drama unfold... but with more 404 errors and less iambic pentameter. 💀📉 Anyone still using a non-m

    N-gated Hacker News@[email protected]♥ 0↻ 02026-03-18 10:40 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/404errors