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Followers
193
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 analysis for Koos van den Hout
📊 Post engagement
2
Avg engagement / post
1%
Engagement vs followers
Dec 2022
On Mastodon since
🔥 Top post: In the supermarket today I saw people video calling to discuss w · 4 likes + reposts
📊 Activity & format
Posting cadence
1.1 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
0.6×
Follows 297 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Finally fiber to my home!
For commercial reasons I will have to wait a year before a good Internet provider can deliver IPv6 and IPv4 over this fiber.
I wrote a bit about what I did at https://idefix.net/~koos/newsitem.cgi/1780920935
A very persistent bot at 34.178.58.49 is searching for code backups and other leaks on one of my websites. At a low enough rate (almost 2 requests per second) to not trigger any ratelimits.
With a bit of help from /dev/urandom I am now fee…
Sometimes Garfield is my spirit animal
https://www.gocomics.com/garfield/2026/06/01
Gansbroemen!
https://www.jephjacques.com/comics
An interesting response to all the digital restrictions: no-tech tractors so anybody with a bit of knowledge can repair them
RE: https://floss.social/@Habbie/116467754811935141
The future is unevenly distributed!
This feels like something from the movie Idiocracy. But maybe that is because I haven't seen that movie in a while.
Goed stuk in de Volkskrant: https://www.volkskrant.nl/tech/privacy-adviseur-binnenlandse-zaken-overname-van-digid-bedreigt-veiligheid-van-nederland~b6be96c0/ wat me vooral opvalt is dat aan de ene kant 'we hebben de toen correcte procedure…
RE: https://infosec.exchange/@patrickcmiller/116402993297986856
With a mention of @deviantollam
RE: https://mastodon.social/@freedominternet/116300196517029491
De ODF #glasvezel steekt hier boven de grond uit, nu nog de verdere invoer in huis en de wachttijd tot Freedom mag leveren over die glasvezel. Maar onze buren hebben een ander…
🐘 Community & instance
Home server
infosec.exchange
A cybersecurity & infosec server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Dec 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 2 views per post.
📤Posts about 1.1× per week.
🕵️ Fake follower check
Estimated75/100
Good
Credibility score
92%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 92% real, active audience · Low fake-follower risk.
- Engagement (~1.0% of followers engage each post) is around typical for Mastodon.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Father, recumbent cyclist, technical security specialist at work, book lover, cat owned, snowboarder, linux user, ipv6 fan, radio amateur @PE4KH, born and raised before you could get Internet at home
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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