JohnOCFII✓ Add us as a preferred source on Google
🔄 Data last refreshed 19 days ago
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Followers
219
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 JohnOCFII
Known for
25 views
@FreeCAD This week I went small. Someone had misplaced their spare nylon rivets for Prusa CORE One Assembly, so I grabbed my calipers, and quickly designed and tested a decent temporary replacement.
https://www.printables.com/model/1499741-core-one-rivet
#freecad
18 views
It’s still #freecadfriday somewhere! I created this case for the Nocturne USB cam to attach via strong magnets to the inside corner of a Prusa CORE One printer. https://www.printables.com/model/1421583-nocturne-usb-camera-mount-for-prusa-core-one
#freecad
7 views
Got back in the air today for the first time in a month! Crazy to not fly for that long in the summer. Also scored some good IMC and good Garmin A/P time too. (Can’t say as much for my out the window photography).
6 views
Had a lovely flight down to Goshen, IN last weekend for MRRF - the Midwest RepRap Fest. My 7th visit since 2018!
📊 Post engagement
Recent posts · likes + reposts
Jun 15latest
9
Avg engagement / post
4–15
Typical post (engagement)
4.1%
Engagement vs followers
62/100
Consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 4 and 15 likes + reposts (median 6) — a dependable floor a sponsored post can count on.
🔥 Top post: @FreeCAD This week I went small. Someone had misplaced their sp · 25 likes + reposts
📊 Activity & format
Posting cadence
0.19 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 5 text · 7 image · 0 video.
Follower / following
2×
Follows 112 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
🔥 Top post
@FreeCAD This week I went small. Someone had misplaced their spare nylon rivets for Prusa CORE One Assembly, so I grabbed my calipers, and quickly designed and tested a decent temporary replacement.
https://www.printables.com/model/1499741-core-one-rivet
#freecad
Got back in the air today for the first time in a month! Crazy to not fly for that long in the summer. Also scored some good IMC and good Garmin A/P time too. (Can’t say as much for my out the window photography).
What's My JND? 0.0059
Can you beat it? https://www.keithcirkel.co.uk/whats-my-jnd/?r=AksfKP__PTvj
Paul Berge can craft some amazing aviation stories. So pleased he’s back with AvBrief sharing them once again: https://avbrief.com/jerrys-ashes
@FediTree
First time seeing the Aurora with my own eyes! Pretty impressive. (Somewhat less impressive to the naked eye - these were iPhone 17 handheld shots.)
These were taken in my backyard in the Southern suburbs of the Twin Cities. Aurora all a…
Xyla got her FAA medical back! Her story is a good one, one that could impact many pilots. She’s now aligned with the Pilot Metal Health Campaign. They got past the House and are now moving to the Senate.
https://youtu.be/eu-T7P3o6tU?…
It’s still #freecadfriday somewhere! I created this case for the Nocturne USB cam to attach via strong magnets to the inside corner of a Prusa CORE One printer. https://www.printables.com/model/1421583-nocturne-usb-camera-mount-for-prusa-…
Now _THAT’S_ what I call “Fiber to the Home!”
Had a lovely flight down to Goshen, IN last weekend for MRRF - the Midwest RepRap Fest. My 7th visit since 2018!
Yesterday’s ceiling were a bit too low. Today finally got to knock some rust off! Bulk of approach was in solid IMC. Got to drift above for a bit. Final approach broke out fairly high, but was too busy watching student on lower approac…
“One more A+ recommendation: The Agency on Paramount+. Michael Fassbender, Jeffrey Wright, Richard Gere, a breakout searing performance by Jodie Turner-Smith, and a great supporting cast in a super-smart, hyper-realistic-feeling spy-thrill…
🐘 Community & instance
Home server
twit.social
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ 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
Nov 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 9 views per post.
📤Posts about 0.2× 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 (~4.1% 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.
💚 Brand affinity
EstimatedBrands JohnOCFII's audience is most likely to respond to — from detected sponsorships in this niche.
About
Technology Consultant, Pilot, Flight Instructor, Maker. Hoping to be a good-natured curmudgeon when I grow up.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Frequently asked questions
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How many followers does JohnOCFII have?
JohnOCFII has 219 followers on Mastodon.
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