Some European hosting providers have quite reasonable tiers for hosting with email, contacts, calendar, for example: https://www.active24.cz/en/email-solutions

Some European hosting providers have quite reasonable tiers for hosting with email, contacts, calendar, for example: https://www.active24.cz/en/email-solutions https://www.active24.cz/en/email-solutions https://www.hetzner.com/webhosting https://www.hetzner.com/webhosting Not affiliated in any way, but a long time customer of some of their services.