I created a new project from the “Blank” template and I get the same warnings
[2024.06.24-13.10.03:323][ 69]LogHttp: Warning: 000008D99D6EC400: request failed, libcurl error: 6 (Couldn't resolve host name)
[2024.06.24-13.10.03:323][ 69]LogHttp: Warning: 000008D99D6EC400: libcurl info message cache 0 (Could not resolve host: horde.devtools.epicgames.com)
[2024.06.24-13.10.03:323][ 69]LogHttp: Warning: 000008D99D6EC400: libcurl info message cache 1 (Closing connection)
[2024.06.24-13.10.03:521][ 90]LogCoopNotesSidePanel: Error: Invalid browser Widget when load completed
[2024.06.24-13.10.18:280][857]LogHttp: Warning: 000008D963BDB600: request failed, libcurl error: 6 (Couldn't resolve host name)
[2024.06.24-13.10.18:280][857]LogHttp: Warning: 000008D963BDB600: libcurl info message cache 0 (Could not resolve host: horde.devtools-dev.epicgames.com)
[2024.06.24-13.10.18:280][857]LogHttp: Warning: 000008D963BDB600: libcurl info message cache 1 (Closing connection)
[2024.06.24-13.10.18:305][860]LogHttp: Warning: 000008D963BD9300: request failed, libcurl error: 6 (Couldn't resolve host name)
“horde” seems to relate to this UE functionality
" Horde is a set of services supporting workflows Epic uses to develop Fortnite, Unreal Engine, and other projects."
but it’s in Beta at the moment so maybe this is just teething troubles