DNS security | Cloudflare
https://www.cloudflare.com/learning/dns/dns-securityA DNS firewall is a tool that can provide a number of security and performance services for DNS servers. A DNS firewall sits between a user’s recursive resolver and the authoritative nameserver of the website or service they are trying to reach. The firewall can provide rate limiting services to shut down attackers trying to overwhelm the server.
What is DNS? | How DNS works | Cloudflare
https://www.cloudflare.com/learning/dnsWhat are the steps in a DNS lookup? For most situations, DNS is concerned with a domain name being translated into the appropriate IP address. To learn how this process works, it helps to follow the path of a DNS lookup as it travels from a web browser, through the DNS lookup process, and back again. Let's take a look at the steps.
What is DNS? | How DNS works | Cloudflare
www.cloudflare.com › learning › dnsTo learn how this process works, it helps to follow the path of a DNS lookup as it travels from a web browser, through the DNS lookup process, and back again. Let's take a look at the steps. Note: Often DNS lookup information will be cached either locally inside the querying computer or remotely in the DNS infrastructure.