Most country-restriction plugins for WooCommerce bring their own IP
geolocation. If your store already has WooCommerce’s built-in geolocation
active (the MaxMind GeoIP2 database WooCommerce ships with), a second,
independent lookup can disagree with it near a border or behind a VPN.
Yuupee Country Catalog Rules reuses WC_Geolocation — the same detection WooCommerce already
uses for shipping, tax, and currency — so there’s only ever one source of
truth about where a visitor is.
?ccrw_preview_country=XX) — test rules without a VPN.