How to Use 1.1.1.1 Cloudflare DNS on your Router, PC, iPhone or Android
David Bombal sur Twitter : "Answers to Daily Quiz Questions #145: Thank you to everyone who answered the question! Answer: Router ID on both R1 and R2 is set to 1.1.1.1. OSPF
How to Change DNS to 1.1.1.1 Cloudflare DNS in Windows or any Router - YouTube
DNS-Over-TLS Built-In & Enforced - 1.1.1.1 and the GL.iNet GL-AR750S - GL.iNet