How popular is #ultron?

#ultron has no measured public activity on the open social web in the last 7 days. It is currently wide open.

What hashtags are related to #ultron?

No related hashtags with measured usage were found for #ultron.

How much does it cost to own #ultron?

#ultron is available as a #name from $520.70 per year. You can claim it by card at https://hashtag.org/checkout/portal-name?name=ultron or with tokens on hashtag.space at https://hashtag.space/#ultron.

#ultron

Name: #ultron — a #name on hashtag.org
Brand: hashtag.org
Price: 520.70 USD
Availability: InStock

Live, measured metrics for the hashtag #ultron 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 #ultron

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 #ultron — $520.70/yr→Buy on hashtag.space (web3)

card via hashtag.org · tokens via hashtag.space

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Uses / 7 days

Mastodon

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Accounts / 7 days

Mastodon

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Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-09-19 18:04 UTC

No measured public usage for #ultron in the last 7 days. That is a real result, and a good one to know: this hashtag is wide open right now. We show a dash before we ever show a made-up number. Browse the trending index for tags with live measurements.

Related hashtags

measured · mastodon.social (Mastodon public search API) · fetched 2026-09-19 18:04 UTC

No related tags with measured usage found for #ultron.

Live pulse

measured · Mastodon tag timeline · fetched 2026-09-19 18:04 UTC

No recent public posts found for #ultron on Mastodon. Nothing measured, so nothing shown.

What “ultron” means

Wikipedia

Ultron is a supervillain appearing in American comic books published by Marvel Comics. Created by writer Roy Thomas and artist John Buscema, the character first made a cameo appearance in The Avengers #54 (1968) as the Crimson Cowl, before being fully introduced in The Avengers #55 (1968) as Ultron-5, the Living Automaton. He has since endured as one of the greatest enemies of the superhero team, the Avengers.

“Ultron” on Wikipedia (CC BY-SA) →

#ultron across platforms

every network with a public tag surface

Follow #ultron straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/ultron