https://www.bleepingcomputer.com/news/security/new-dns-vulnerability-allows-... "Security researchers found a new class of DNS vulnerabilities impacting major DNS-as-a-Service (DNSaaS) providers that could allow attackers to access sensitive information from corporate networks." DNSaaS providers (also known as managed DNS providers) provide DNS renting services to other organizations that do not want to manage and secure yet another network asset on their own."