--- title: "G-Core" date: 2019-03-03T16:39:46+01:00 draft: false slug: gcore dnsprovider: since: "v4.5.0" code: "gcore" url: "https://gcore.com/dns/" --- Configuration for [G-Core](https://gcore.com/dns/). - Code: `gcore` - Since: v4.5.0 Here is an example bash command using the G-Core provider: ```bash GCORE_PERMANENT_API_TOKEN=xxxxx \ lego --email you@example.com --dns gcore -d '*.example.com' -d example.com run ``` ## Credentials | Environment Variable Name | Description | |-----------------------|-------------| | `GCORE_PERMANENT_API_TOKEN` | Permanent API token (https://gcore.com/blog/permanent-api-token-explained/) | The environment variable names can be suffixed by `_FILE` to reference a file instead of a value. More information [here]({{% ref "dns#configuration-and-credentials" %}}). ## Additional Configuration | Environment Variable Name | Description | |--------------------------------|-------------| | `GCORE_HTTP_TIMEOUT` | API request timeout | | `GCORE_POLLING_INTERVAL` | Time between DNS propagation check | | `GCORE_PROPAGATION_TIMEOUT` | Maximum waiting time for DNS propagation | | `GCORE_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]({{% ref "dns#configuration-and-credentials" %}}). ## More information - [API documentation](https://api.gcore.com/docs/dns#tag/zones)