Extraplus.sk appeared in a report on pro-Russian Slovakian sources from gerulata. Gerulata warns: "Please note this...is a list of sources spreading pro-Russian narratives, and it is important to understand that many on the list do so unknowingly or for authentic reasons." The list contains websites BuiltWith categorized as "connected" to extraplus.sk.

Summary of a 2023 Reuter investigation and contextual details