---
title: "UKFast SafeDNS"
date: 2019-03-03T16:39:46+01:00
draft: false
slug: safedns
---

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Since: v4.6.0

Configuration for [UKFast SafeDNS](https://www.ukfast.co.uk/dns-hosting.html).


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- Code: `safedns`

Here is an example bash command using the UKFast SafeDNS provider:

```bash
SAFEDNS_AUTH_TOKEN=xxxxxx \
lego --email myemail@example.com --dns safedns --domains my.example.org run
```




## Credentials

| Environment Variable Name | Description |
|-----------------------|-------------|
| `SAFEDNS_AUTH_TOKEN` | Authentication token |

The environment variable names can be suffixed by `_FILE` to reference a file instead of a value.
More information [here](/lego/dns/#configuration-and-credentials).


## Additional Configuration

| Environment Variable Name | Description |
|--------------------------------|-------------|
| `SAFEDNS_HTTP_TIMEOUT` | API request timeout |
| `SAFEDNS_POLLING_INTERVAL` | Time between DNS propagation check |
| `SAFEDNS_PROPAGATION_TIMEOUT` | Maximum waiting time for DNS propagation |
| `SAFEDNS_TTL` | The TTL of the TXT record used for the DNS challenge |

The environment variable names can be suffixed by `_FILE` to reference a file instead of a value.
More information [here](/lego/dns/#configuration-and-credentials).




## More information

- [API documentation](https://developers.ukfast.io/documentation/safedns)

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