Yes. STACKIT is operated from Germany, has no non-EU parent company and runs its own infrastructure, so staysin.eu classifies it as EU-sovereign.
Cloud arm of Germany's Schwarz Group (Lidl, Kaufland).
A provider counts as EU only when all three criteria hold:
Where a server physically sits is shown on each check but does not change the verdict: legal reach follows who controls the processing, not where the bytes are. Read the methodology.
Seen on 27 of 10871 checked domains (latest check per domain, as of 25 October 2026): as hosting on 12, as DNS on 11, as mail (MX) on 1, as CDN on 1, as mail sending (SPF) on 4, as third-party requests on 15.
Domains are those people chose to check on staysin.eu, not a representative sample of the web.
Recently checked domains using STACKIT: