The companies relying on cloudflare won't be in Spain. If you buy a GPS tracker by a Canadian company, developed in India, manufactured in China, they are unlikely to know, even it they cared, that a single country that accounts for a tiny percentage of their sales breaks fundamental internet infrastructure on the regular "because fútbol y dinero".
And when purchasing a product, there's no "bill of materials" telling you about the services it relies on, beyond "internet connection" at best.
And when purchasing a product, there's no "bill of materials" telling you about the services it relies on, beyond "internet connection" at best.