Sure they are, if you register a .com the registrar is "Amazon Registrar, Inc." since 2016 or so (https://www.icann.org/registrar-reports/accredited-list.html h

Sure they are, if you register a .com the registrar is "Amazon Registrar, Inc." since 2016 or so (https://www.icann.org/registrar-reports/accredited-list.html https://www.icann.org/registrar-reports/accredited-list.html). For some other TLDs, they might outsource it.