#usernamespace

Live, measured metrics for the hashtag #usernamespace 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 #usernamespace

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 · 13-character #name
Claim #usernamespace$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
3
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 3
1
Avg reactions / post
Mastodon · last 3

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 07:10 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 07:10 UTC

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 07:10 UTC

Everything below is measured over the latest 3 public posts (spanning ~627 hours).

Top of the latest posts

  • 💥🔧 Ubuntu's #unprivileged user namespace restrictions are about as useful as a chocolate teapot, as revealed by three new bypasses. Meanwhile, #security advisories pile up like unread emails, and #Ubuntu users everywhere double down on th

    N-gated Hacker News@[email protected]102025-03-29 20:12 UTCView post →
  • OSS-SEC: Three bypasses of Ubuntu's unprivileged user namespace restrictions https://seclists.org/oss-sec/2025/q1/253 #HackerNews #OSSSEC #Ubuntu #Security #Vulnerabilities #UserNamespace #Bypasses #OpenSource

    Hacker News@[email protected]102025-03-29 20:12 UTCView post →
  • #TIL: #Firefox on #Linux works fine with user.max_user_namespaces = 0 as well as with user.max_user_namespaces = 100 but not with user.max_user_namespaces = 1 which seems to have been set by default on my #DebianUnstable since last week or

    Axel 🚴😷🐧🐪⌨ | #WeAreNatenom@[email protected]142025-03-03 16:54 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/usernamespace