No. Sectigo is operated from the United States, outside the EU, so staysin.eu classifies it as non-EU.
Formerly Comodo CA, owned by US private equity firm GI Partners since 2020.
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.