John Carlsen 🇺🇸🇳🇱🇪🇺 Add us as a preferred source on Google
🔄 Data last refreshed 5 days ago
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Make a deal with John Carlsen 🇺🇸🇳🇱🇪🇺
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
1.2K
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor John Carlsen 🇺🇸🇳🇱🇪🇺
📊 Post engagement
Recent posts · likes + reposts
Jul 27latest
3
Avg engagement / post
2–4
Typical post (engagement)
0.3%
Engagement vs followers
56/100
Consistent reach
Mar 2023
On Mastodon since
Half of recent posts land between 2 and 4 likes + reposts (median 2) — a dependable floor a sponsored post can count on.
🔥 Top post: "How did a guidance computer with 4 kilobytes of memory, less th · 12 likes + reposts
📊 Activity & format
Posting cadence
10 / week
Toots daily — consistently active for a campaign window.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
1×
Follows 1.2K back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
RE: https://tacobelllabs.net/@ultranurd/117039471489614772
You know how #PrivateEquity firms find well-known brands to buy and make better?
Yeah, neither do I.
Driving through an industrial part of Portland Oregon mid day, I saw several lone pedestrians who seemed to walk with shuffles and stares that I've seen in movies about zombies.
Many seemed toothless.
I expect that methamphetamine may be a…
@45names
Donnie the Dim-Witted Yellow-Bellied Draft Dodger
"'This is my job': 16-year-old lifeguard describes how he rescued child from pounding surf in Santa Cruz
'I'm grateful to have had the opportunity to return the child to his family safely,' says Ryder Williams. 'I'm thankful to my fellow l…
RE: https://c.im/@CNN/117020063264016177
Link around paywall: https://archive.ph/xMfnV
I was reminded of this case of marticide from 2002, when a Houston dentist was driven over by his wife while coming out of a hotel rendezvous with his mistress.
At the time, I was a university student in Austin. One of my classmates exclai…
I recently thought about the "Buck Rogers" character Hawk...
"The Misplaced Redemption of 'Buck Rogers in the 25th Century' Season Two: The Hawk Dilemma"
by Christopher Finlan
February 17, 2024
https://christopherfinlan.com/2024/02/17/the-…
"Drifting SpaceX rocket heading for accidental collision with moon
Scientists and sky gazers will watch intently as rocket’s upper stage slams into lunar surface on Wednesday"
Associated Press
Fri 31 Jul 2026 09.05 EDT
https://www.theguard…
RE: https://beige.party/@mayintoronto/117012815181526601
This will be the image we will use to remember him.
RE: https://mastodon.social/@pallenberg/116997801045521824
Translated from German (linked story in English):
"At a rough guess, I’d say that about 5–10% of people in #Taiwan—especially older ones—are currently walking around wearing masks …
"He Drove Cross-Country in a 'Giant Purple Van' to Interview Inspiring Americans: Watch Footage From the Project"
by Rebekah Brandes
26 July 2026
https://nicenews.com/humanity/curiosity-mobile-cross-country-inspiring-americans/
🐘 Community & instance
Home server
sfba.social
A the SF Bay Area server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
On Mastodon since
Mar 2023
An established account with real history on the platform.
💡 Facts
🗓️Joined Mastodon in 2023 — 3 years ago.
👁️Averages 3 views per post.
📤Posts about 10× per week.
📍Based in United States.
🕵️ Fake follower check
Estimated43/100
Fair
Credibility score
73%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 73% real, active audience · Medium fake-follower risk.
- Low engagement (~0.3% of followers engage each post) — a sign of an inflated or inactive audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Silicon Valley native Dutch-American, computer nerd w degrees (BSCS, BBA, 5 AAs), pilot, HAM radio operator (+W6WX trustee), IEEE Senior & CAP member
Past: Atari, IBM ARC, Sony, game dev (mostly NES-PS3), adjunct prof, robots, railway equipment, and rockets; online since 1985, Unix/Linux user since ~1990, Texan 1993-2009
Likes science, music, social dancing, cats, privacy rights, people (E Pluribus Unum), democracy, equality, "good trouble"; dislikes religious hypocrisy and hate
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
Michelle Rapp, Tough Cookie
31%
AccordionBruce
27%
Brandon O'Brien
17%
Mitex Leo
17%
Marvin Johanning
14%
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Frequently asked questions
How much does John Carlsen 🇺🇸🇳🇱🇪🇺 charge for a sponsorship?
John Carlsen 🇺🇸🇳🇱🇪🇺 hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact John Carlsen 🇺🇸🇳🇱🇪🇺 for a brand deal or collaboration?
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How many followers does John Carlsen 🇺🇸🇳🇱🇪🇺 have?
John Carlsen 🇺🇸🇳🇱🇪🇺 has 1,181 followers on Mastodon.
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