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SDF.ORG

SDF.ORG✓

Mastodon @sdf@mastodon.sdf.org
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🔄 Data last refreshed 7 hours ago
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Make a deal with SDF.ORG

🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored postOne disclosed post (toot) with your link and message. $106→ 🧵Sponsored threadA multi-post explainer or story — the fediverse rewards dept… $265→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Auth… $138→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the mon… $318/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month… $159/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — di… $212/mo→ 🏛️Instance / community sponsorshipSponsor the server I run — a sponsor line in the About/rules… $265/mo→ 🤝Mutual boost collabWe boost each other across instances — a value swap between … Swap→ 🎬UGC HireBranded content for your own channels & ads from $62→ 🎙️Podcast guest spotInvite SDF.ORG onto your podcast (~45 min, remote) $75→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

Every booking is a normal escrow-protected deal.

Followers
17.6K
Account age
9 yrs
🎁 Free analysisfor SDF.ORG
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

📊 Post engagement

27
Avg engagement / post
0.2%
Engagement vs followers
May 2017
On Mastodon since

🔥 Top post: NetBSD is a free UNIX-like system with roots in BSD. It is good · 69 likes + reposts

📊 Activity & format

Posting cadence
2.2 / week
Posts several times a week.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
131×
Follows 135 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Mastodon ↗
🔥 Top post NetBSD is a free UNIX-like system with roots in BSD. It is good to always have alternatives - please consider following @netbsd and see what the #community is up to. #bsd #unix #netbsd ★ 69
Welcome to #mastodon v4.6.5 ★ 19 RE: https://mastodon.sdf.org/@fvzappa/117000816894194888 A Xerox ALTO is going on the road in 2026! ★ 26 Welcome to #Mastodon v4.6.4 ★ 23 Welcome to #mastodon v4.6.3 #fediverse ★ 33 RE: https://mastodon.sdf.org/@Aphelion/116954038645759561 Channel your inner Carl Sagan here. ★ 3 Welcome to #mastodon v4.5.13 ★ 29 Here are a few #fediverse folks to follow! @mntmn - Regular MNT updates @netbsd - NetBSD Foundation (free unix-like portable OS) @Aphelion - Prolific Poet: Michelle @icm - Interim Computer Museum (Seattle) @lardmotel - Tom Ellard Severed … ★ 41 We're live streaming the PDP-10 (KI10) at Interim Computer Museum today. #vintagecomputing #retrocomputing #restoration #TTL https://www.twitch.tv/interimcomputermuseum ★ 24 Welcome to #mastodon v4.4.20 ★ 24 Welcome to #mastodon v4.4.19 ★ 27 Get your daily dose of gothy poetry from @Aphelion a creator and honest force of light here on our #fediverse - you will love to have them on your #feed and support their #creativity #poetry #poet #follow #mastodon #community ★ 10

🐘 Community & instance

Home server
mastodon.sdf.org
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
May 2017
An OG fediverse account from Mastodon's early years — a long, established presence.

💡 Facts

🗓️Joined Mastodon in 2017 — 9 years ago.
👁️Averages 27 views per post.
📤Posts about 2.2× per week.
🏅Earned the 10K Followers for passing 10K followers.

🕵️ Fake follower check

Estimated
58/100
Fair Credibility score
81%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 81% real, active audience · Low fake-follower risk.
  • Low engagement (~0.2% of followers engage each post) — a sign of an inflated or inactive audience.
  • Organic base — far more followers than accounts it follows.
  • Verified account.
  • Established account (9+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

SDF Public Access UNIX System - https://sdf.org Join Echolink 9229 NET Mondays 0000 UTC OpenVoIP Daily at 0200 UTC OpenMiC Daily at 0300-0600 UTC https://aNONradio.net

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

david roberts david roberts 18% Philip Bump Philip Bump 16% Sascha Pallenberg 🇹🇼 ♻️ ⚡ Sascha Pallenberg 🇹🇼 ♻️ ⚡ 13% PeerTube PeerTube 12% Ionica Smeets Ionica Smeets 11% Laurence De Cock Laurence De Cock 10%

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