Foundation DNS is the Cloudflare DNS offering for enterprise customers.

With Foundation DNS, you get access to increased reliability, security, and insights. Features include the following:

* [Advanced nameservers](https://developers.cloudflare.com/dns/foundation-dns/advanced-nameservers/) that provide:

  * Strategically distributed IPs to enhance resiliency
  * Reduced exposure to incidents or software regression
  * More consistent nameserver assignment

* DNSSEC keys unique to your zone

* Additional DNS settings, including:

  * [Zone defaults](https://developers.cloudflare.com/dns/additional-options/dns-zone-defaults/)
  * [Account custom nameservers](https://developers.cloudflare.com/dns/nameservers/custom-nameservers/account-custom-nameservers/)
  * Custom [SOA record](https://developers.cloudflare.com/dns/manage-dns-records/reference/dns-record-types/#soa) and [Nameserver TTL](https://developers.cloudflare.com/dns/nameservers/nameserver-options/#nameserver-ttl)

## Availability

Foundation DNS is only available to Enterprise customers.

Advanced nameservers are an opt-in configuration. Refer to [set up advanced nameservers](https://developers.cloudflare.com/dns/foundation-dns/setup/).

## Related resources

* [Release blog post](https://blog.cloudflare.com/foundation-dns-launch)
* [Product page](https://www.cloudflare.com/dns/foundation-dns/)
