#RFC9421

Live, measured metrics for the hashtag #RFC9421 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

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$240.06/ year · 7-character #name
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0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
26
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 26
0.8
Avg reactions / post
Mastodon · last 26

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-30 19:27 UTC
0
07-24
0
07-25
0
07-26
0
07-27
0
07-28
0
07-29
0
07-30

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 2026-07-30 19:27 UTC

No related tags with measured usage found for #rfc9421.

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-30 19:27 UTC

Everything below is measured over the latest 26 public posts (spanning ~21189 hours).

Posting hours (UTC) — busiest: 02:00

00:0012:0023:00

Languages: English (9) · German (1) · Japanese (1)

Avg boosts / post: 3.1

Top of the latest posts

  • We're excited to announce the release of #Fedify 1.6.1, which marks the beginning of the 1.6 series following the retraction of version 1.6.0. This release introduces significant new capabilities that expand Fedify's deployment options and

    Fedify: ActivityPub server framework@[email protected]♥ 12↻ 152025-06-07 05:12 UTCView post →

  • Looking for #ActivityPub implementations with #RFC9421 support! 🔍 As mentioned in the Fedify announcement below, I've implemented RFC 9421 (HTTP Message Signatures) and need to verify its interoperability with other ActivityPub implementat

    洪 民憙 (Hong Minhee) :nonbinary:@[email protected]♥ 7↻ 182025-05-09 10:19 UTCView post →

  • RE: https://mastodon.social/@bagder/116359048796181736 Could be potentially nice for fediverse server testing, as more implementations make the jump to final RFC 9421 HTTP signatures. On the flip side, ever more complex curl invocations (he

    Julian Fietkau@[email protected]♥ 1↻ 82026-04-06 18:04 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/rfc9421