# Custom Host

## List of Custom Hosts Not in Host Pools

> Retrieve a list of Azure Virtual Desktop Custom Hosts not in Host Pools.\<br />

```json
{"openapi":"3.0.1","info":{"title":"Parallels RAS - REST API v1.0","version":"1.0"},"paths":{"/api/AVD/CustomHost":{"get":{"tags":["0-Infrastructure/AVD//Custom Host"],"summary":"List of Custom Hosts Not in Host Pools","description":"Retrieve a list of Azure Virtual Desktop Custom Hosts not in Host Pools.<br />","operationId":"114f5321-6102-41db-82ed-7366ed6a838f","parameters":[{"name":"providerId","in":"query","description":"The Provider ID for which to retrieve the list of Azure Virtual Desktop Custom Hosts.","schema":{"type":"integer","format":"int32"}}],"responses":{"200":{"description":"Success","content":{"application/json; api-version=1.0":{"schema":{"type":"array","items":{"$ref":"#/components/schemas/AVDCustomHost"}}}}},"400":{"description":"Bad Request","content":{"application/json; api-version=1.0":{"schema":{"$ref":"#/components/schemas/ProblemDetails"}}}},"401":{"description":"Unauthorized","content":{"application/json; api-version=1.0":{"schema":{"$ref":"#/components/schemas/ProblemDetails"}}}}}}}},"components":{"schemas":{"AVDCustomHost":{"type":"object","properties":{"host":{"type":"string","description":"<para type=\"description\">Host</para>","nullable":true},"hostPool":{"type":"string","description":"<para type=\"description\">Host Pool</para>","nullable":true},"hostOS":{"type":"string","description":"<para type=\"description\">Host OS</para>","nullable":true},"hostState":{"$ref":"#/components/schemas/PowerState"},"resourceGroup":{"type":"string","description":"<para type=\"description\">Resource Group</para>","nullable":true},"location":{"type":"string","description":"<para type=\"description\">Location</para>","nullable":true},"virtualNetwork":{"type":"string","description":"<para type=\"description\">Virtual Network</para>","nullable":true},"providerId":{"type":"integer","description":"<para type=\"description\">Provider Id</para>","format":"int32"},"azureId":{"type":"string","description":"<para type=\"description\">Azure Id</para>","nullable":true}},"additionalProperties":false,"description":"<para type=\"synopsis\">AVD Custom Host</para>\r\n<para type=\"description\"></para>"},"PowerState":{"enum":[["0 = Unknown","1 = PoweringOn","2 = PoweringOff","3 = PoweredOn","4 = PoweredOff"]],"type":"string","description":"<para type=\"synopsis\">Power State</para>\r\n<para type=\"description\"></para>","format":"int32"},"ProblemDetails":{"type":"object","properties":{"type":{"type":"string","nullable":true},"title":{"type":"string","nullable":true},"status":{"type":"integer","format":"int32","nullable":true},"detail":{"type":"string","nullable":true},"instance":{"type":"string","nullable":true}},"additionalProperties":{}}}}}
```


---

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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.parallels.com/landing/ras-rest-api-guide/api-reference/infrastructure/avd/custom-host.md?ask=<question>
```

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