port check on linux using raw shell

port check

# Linux
true &>/dev/null </dev/tcp/$HOSTNAMEorIP/$PORT && echo open || echo closed

# Ansible
ansible all -m win_ping -i $IP, --extra-vars "ansible_user=$username ansible_password=$password ansible_port=5986 ansible_connection=winrm ansible_winrm_server_cert_validation=ignore"

# Powershell
$host="<hostname or IP>";$port=<port>;if(Test-NetConnection -ComputerName $host -Port $port -InformationLevel Quiet){Write-Output "open"}else{Write-Output "closed"}