cs (noun): The middle tone in either one of the sets of seven white keys on a keyboard or a set of seven strings on a stringed instrument. As a hashtag, #cs30 carries this topic across social platforms.

How popular is #cs30?

#cs30 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 #cs30?

Related hashtags include #30cs.

How much does it cost to own #cs30?

#cs30 is available as a #name from $2,449.80 per year. You can claim it by card at https://hashtag.org/checkout/portal-name?name=cs30 or with tokens on hashtag.space at https://hashtag.space/#cs30.

#cs30

Name: #cs30 — a #name on hashtag.org
Brand: hashtag.org
Price: 2449.80 USD
Availability: InStock

Live, measured metrics for the hashtag #cs30 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 #cs30

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.

$2,449.80/ year · 4-character #name

Claim #cs30 — $2,449.80/yr→Buy on hashtag.space (web3)

card via hashtag.org · tokens via hashtag.space

Uses / 7 days

Mastodon

Accounts / 7 days

Mastodon

Day-by-day usage

measured · mas.to (Mastodon public tags API) · fetched 2026-10-02 11:42 UTC

09-26

09-27

09-28

09-29

09-30

10-01

10-02

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mas.to (Mastodon public search API) · fetched 2026-10-02 11:42 UTC

#30cs

0 uses · 0 accounts / 7d

Live pulse

measured · mas.to (Mastodon tag timeline) · fetched 2026-10-02 11:42 UTC

Everything below is measured over the latest 9 public posts (spanning ~24294 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (9)

Avg boosts / post: 3

Used together with

#yamaha ×7 #monosynths ×4 #cabinstudio ×3 #livepatch ×3 #analogsynths ×3 #vintage ×3 #moog ×3 #matriarch ×3 #studioexperiements ×2 #letsmakemusic ×2 #subsequent37 ×2 #synthesizer ×2

What “cs30” means

Wiktionary

nounThe middle tone in either one of the sets of seven white keys on a keyboard or a set of seven strings on a stringed instrument.

Full entry on Wiktionary →

#cs30 across platforms

every network with a public tag surface

Follow #cs30 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/cs30