# Domain expiration date
Plugin: go.d.plugin
Module: whoisquery
## Overview
This collector monitors the remaining time before the domain expires.
This collector is supported on all platforms.
This collector supports collecting metrics from multiple instances of this integration, including remote instances.
### Default Behavior
#### Auto-Detection
This integration doesn't support auto-detection.
#### Limits
The default configuration for this integration does not impose any limits on data collection.
#### Performance Impact
The default configuration for this integration is not expected to impose a significant performance impact on the system.
## Metrics
Metrics grouped by *scope*.
The scope defines the instance that the metric belongs to. An instance is uniquely identified by a set of labels.
### Per domain
These metrics refer to the configured source.
Labels:
| Label | Description |
|:-----------|:----------------|
| domain | Configured source |
Metrics:
| Metric | Dimensions | Unit |
|:------|:----------|:----|
| whoisquery.time_until_expiration | expiry | seconds |
## Alerts
The following alerts are available:
| Alert name | On metric | Description |
|:------------|:----------|:------------|
| [ whoisquery_days_until_expiration ](https://github.com/netdata/netdata/blob/master/src/health/health.d/whoisquery.conf) | whoisquery.time_until_expiration | time until the domain name registration expires |
## Setup
### Prerequisites
No action required.
### Configuration
#### File
The configuration file name for this integration is `go.d/whoisquery.conf`.
You can edit the configuration file using the `edit-config` script from the
Netdata [config directory](https://github.com/netdata/netdata/blob/master/docs/netdata-agent/configuration.md#the-netdata-config-directory).
```bash
cd /etc/netdata 2>/dev/null || cd /opt/netdata/etc/netdata
sudo ./edit-config go.d/whoisquery.conf
```
#### Options
The following options can be defined globally: update_every, autodetection_retry.
Config options
| Name | Description | Default | Required |
|:----|:-----------|:-------|:--------:|
| update_every | Data collection frequency. | 1 | no |
| autodetection_retry | Recheck interval in seconds. Zero means no recheck will be scheduled. | 0 | no |
| source | Domain address. | | yes |
| days_until_expiration_warning | Number of days before the alarm status is warning. | 30 | no |
| days_until_expiration_critical | Number of days before the alarm status is critical. | 15 | no |
| timeout | The query timeout in seconds. | 5 | no |
Config
```yaml
jobs:
- name: my_site
source: my_site.com
```
Config
```yaml
jobs:
- name: my_site1
source: my_site1.com
- name: my_site2
source: my_site2.com
```