Nmap scan report for renqiquan.com (104.21.45.127)
Host is up (0.015s latency).
Other addresses for renqiquan.com (not scanned): 2606:4700:3031::6815:2d7f 2606:4700:3031::ac43:d64c 172.67.214.76
Not shown: 996 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 5.01 seconds