Data updated: July 2026
Julian Köster ✓
@julian_kstr · Instagram · DE · sports
About Julian Köster
@julian_kstr's followers & following
@julian_kstr currently has 109,023 followers on Instagram and follows 733 accounts, a follower-to-following ratio of 148.74. That places the account in the mid tier of sports creators.
@julian_kstr's content
@julian_kstr has published 93 posts to date, working across reels, stories, static-posts. The account's content is classified under sports, fitness, gym. Bio: “@vflgummersbach || @adidasgermany @blackroll @hydraid”
AI quality check on @julian_kstr
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.
- Audience location & demographics
- Engagement quality & authenticity
- Follower growth patterns
- Signs of purchased followers
- Content niche classification
- Brand safety screening
- Posting activity & consistency
- Language & audience fit
@julian_kstr's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@julian_kstr's audience
Audience snapshot
60% male · 40% female
Core age group25-34
Collaboration pricing
Price tierstandard
Get the AI fair-price estimate → free trialWhich brands fit Julian Köster?
Frequently asked questions
How many Instagram followers does @julian_kstr have?
As of July 2026, @julian_kstr has 109,023 followers (109K) on Instagram, follows 733 accounts, and has published 93 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @julian_kstr?
Verified contact details for @julian_kstr — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @julian_kstr's contact info — free trial →
How much does @julian_kstr charge for a sponsored post?
@julian_kstr sits in the standard price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →
What is @julian_kstr's net worth?
@julian_kstr's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 109K followers and a standard price tier in sports, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @julian_kstr have fake followers?
Zaver's AI authenticity check scores @julian_kstr 95/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →
Who follows @julian_kstr?
@julian_kstr's 109K followers skew 60% male / 40% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @julian_kstr's report on Zaver.
Which influencers are similar to @julian_kstr?
Zaver lists comparable sports creators in Germany in the "Influencers like @julian_kstr" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 42,421 vetted sports creators with plain-English queries.
