The Windows hosts file is usually at C:\Windows\System32\drivers\etc\hosts. Winsock was modelled after BSD, hence the resemblance in the filename. /etc/resolv.

The Windows hosts file is usually at C:\Windows\System32\drivers\etc\hosts. Winsock was modelled after BSD, hence the resemblance in the filename. /etc/resolv.conf is available from Bash when WSL is enabled. It reflects the settings from the registry by default, but can be made to be independent of them.