по вашей же ссылке на
reopen.europa.eu это написано:
Starting from 25 June 2021, fully vaccinated travellers from third-country (with the exclusion of those arriving from "virus variant areas") are eligible to enter Germany, even for non-essential purposes like tourism, if 14 days have elapsed since the second dose of a Coronavirus vaccine approved by the European Medicines Agency (or single dose for Janssen/Johnson&Johnson). The vaccines approved by EMA are Pfizer, Moderna, AstraZeneca, and Janssen.
я вот в Нидерланды месяц назад так влетел, по обычной шенгенской визе С