# DNS_HOSTNAME_EMPTY

The `DNS_HOSTNAME_EMPTY` error occurs when an empty DNS record is received as part of the DNS response while attempting to connect to a private IP from an external rewrite.

## Troubleshoot

To troubleshoot this error, follow these steps:

1. **Review DNS configuration:** Check the [DNS configuration](/docs/domains/working-with-dns) to ensure that it's correctly set up and doesn't have any empty or incorrect entries
2. **Check for private IP addresses:** Ensure that the request isn't attempting to connect to a private IP address from an external source
3. **Review application logs:** Inspect the [application logs](/docs/deployments/logs) for any warnings or errors related to DNS or the attempted connections


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title: "DNS_HOSTNAME_NOT_FOUND"
description: "The domain does not exist, resulting in an NXDOMAIN error during DNS resolution. This is a DNS error."
last_updated: "2026-02-03T02:58:41.679Z"
source: "https://vercel.com/docs/errors/DNS_HOSTNAME_NOT_FOUND"
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