![Domain filtering according to the host](hoster-ovh.png)
To view the entire list again, simply click on the selected host again.
### Modify or remove a host
If you find an error or no longer need a hosting provider, click on the ... on the line of the host concerned. You will then be able to choose between [update information]({{< relref "source-update" >}}) or delete the host:
modify or delete a host](hoster-edit.png)
Note that you will not be able to remove the host as long as domains referring to it exist in the list on the left.
You have a new domain you want to manage in happyDomain? Start by entering its name in the field below the list. You will then be guided to the [to choose the host] screen ({{<relref"domain-new">}}).
Location to add a domain that is not listed](new-domain.png)
The field does not show when a host is selected on the right. Unless this host does not allow to list:
![Special case of addition for authoritative DNS servers](hoster-self.png)
In this case, validating the field will automatically search for the new domain with the selected host, as indicated by the message just above the field.