Nmap scan report for www.siactecnologia.com.br (104.21.79.94)
Host is up (0.00099s latency).
Other addresses for www.siactecnologia.com.br (not scanned): 2606:4700:3037::ac43:8f0f 2606:4700:3035::6815:4f5e 172.67.143.15
Not shown: 96 filtered tcp ports (no-response)
PORT     STATE SERVICE
80/tcp   open  http
443/tcp  open  https
8080/tcp open  http-proxy
8443/tcp open  https-alt

Nmap done: 1 IP address (1 host up) scanned in 4.38 seconds