---
description: Enterprise DNS with advanced nameservers and DNSSEC controls.
title: Foundation DNS
image: https://developers.cloudflare.com/og-docs.png
---

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# Foundation DNS

Last updated Aug 24, 2026|Copy as Markdown|[View as Markdown](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/foundation-dns/index.md)|[Agent setup](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/agent-setup/)

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://docs-durable-objects-instance-replaced-errors.previews.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](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/foundation-dns/dnssec-keys/) unique to your account
* Additional DNS settings, including:  
  * [Zone defaults](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/additional-options/dns-zone-defaults/)
  * [Account custom nameservers](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/nameservers/custom-nameservers/account-custom-nameservers/)
  * Custom [SOA record](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/manage-dns-records/reference/dns-record-types/#soa) and [Nameserver TTL](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/nameservers/nameserver-options/#nameserver-ttl)

## Availability

Foundation DNS is only available to Enterprise customers.

Note

Both advanced nameservers and unique ZSK/KSK are opt-in configurations. Refer to [set up advanced nameservers](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/foundation-dns/setup/) and [DNSSEC keys](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/dns/foundation-dns/dnssec-keys/) for details.

## Related resources

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

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