r/sysadmin↗
Sysadmin
A reddit dedicated to the profession of Computer System Administration.
1.3M subscribers1,755 posts / mo in Sep 2026 (incl. ~1% by known bots)1,441 authors / mosince 2008
r/sysadmin has 1.3M members (+14% over the last 12 months). It gets about 1,755 posts a month from 1,441 people. Top topics: Microsoft MFA & Office, Sysadmin Career Paths and Exchange and Office 365 Migration.
When to post on r/sysadmin
You've used today's free reports
Visitors without an account can open 3 subreddit reports a day. The best time to post on r/sysadmin, removal risk and the rest of the report are one step away.
How r/sysadmin has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/sysadmin
Top topics
Share of the subreddit's posts
- Microsoft MFA & Office2.0%
- Sysadmin Career Paths1.9%
- Exchange and Office 365 Migration1.8%
- Virtualization Homelab1.2%
- Sysadmin Career Advice1.2%
Brands people mention
Most-mentioned brands and sites, last 12 months
- xkcd
- Dell
- BleepingComputer
- Microsoft 365 Copilot
- Cloudflare
Everything else about r/sysadmin
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research