Here is a list of all the official recursive domain name servers that virtual and dedicated servers in the Hetzner data centers can use:
The IPv4 addresses of our recursive DNS servers are:
The IPv6 addresses of our recursive DNS servers are:
These DNS servers are DNS load balancer systems.
Previously known recursive DNS IP addresses will continue to work but may not provide the best performance across all our locations.
Due to the load balancer setup, the IP addresses that we use to perform DNS queries from our recursive DNS servers to other authoritative DNS servers are not identical with those IPs mentioned above.
We publish a list of the network ranges from which we perform queries with the TXT record