The default DNS server configured on instances will be the OVHcloud server ( 213.186.33.99 ). You can change this, or add another DNS server. However, the DNS servers are configured automatically with a DHCP server, and you will not be able to change it by editing the resolv.conf file.

The collection of host-name-to-IP-address mappings contained with the DNS database is also known as a namespace. Essentially, when looking for a name in DNS, the DNS client first checks a top-level DNS server database. That server tells the client which DNS server hosts the next part of the DNS name, and the client then queries that server. iCloud DNS Bypass Full Guide in 2020 for Locked iPhone/iPad Jan 08, 2020 DNS Servers: What Are They and Why Are They Used? May 08, 2020

This database contains public DNS Servers that are reachable by IPv4 or IPv6. Currently there are 1,575 Nameservers from 109 countries in the database. Recently checked. This list of public and free DNS servers is checked continuously. Read how to change your DNS server settings.

Download Microsoft Windows DNS Server Management Pack Sep 14, 2004

What Is DNS? | How DNS Works | Cloudflare

DNSSEC stands for Domain Name System Security Extensions, and it is a technology used to protect information on the Domain Name System (DNS) which is used on IP networks. It provides authentication for the origin of the DNS data, helping to safeguard against attacks and protect data integrity.