The remote name could not be resolved: 'xxxx.xxxx.xxxxx.com'

Hi friends,

we are using share Point online we need crawl non share point site content  so 1 choose  <label for="ctl00_PlaceHolderMain_editResultSources_sourceProtocolSection_openSearchRadioButton">OpenSearch 1.0/1.1</label> and created result source configuration is like Query Transform  is  https://Mysitedot.file.com/opensearch/1.0?query={searchBoxQuery} and Source URL is https://Mysitedot.file.com like that but whine i test Source i am getting "The remote name could not be resolved: &#39https://Mysitedot.file.com;&#39; Please Help me

Sridhar Mandipudi