Klub K4 is a music venue and events organisation based at Kersnikova 4 in Ljubljana, Slovenia, operated by Zavod K6/4. The site promotes live music nights, with a documented focus on drum'n'bass and electronic music events. Related domains suggest ties to the broader Slovenian and European rave and electronic music scene.
Verifying against the live site and live WHOIS/DNS…
Is this your website? Claim it free and put your brand at the top of this page — the record stays, and starts working for you.Claim this profile — free
Authority
36/100
Safety
90/100
Registered
Dec 4, 2000
25 years old · CSL Computer Service Langenbach GmbH d/b/a joker.com
4 of 5 safety checks passed (Sep 10, 2026).
AboutUs has not vetted this site. 1 of 5 automated safety check did not pass. Everything below is what we could measure automatically. Anything you do on the site — paying, sharing personal details, downloading — is between you and the site, not AboutUs.
Current facts
What AboutUs observed on the live site and in WHOIS/DNS today. These are measurements, not an endorsement of the site.
checked now
Domain registered Dec 4, 2000 — 25 years old.
checked now
Registrar today: CSL Computer Service Langenbach GmbH d/b/a joker.com — unchanged since AboutUs began tracking (Jul 23, 2026).