Nmap scan report for cdn-fast.dewu.com (47.246.23.237)
Host is up (0.0075s latency).
Other addresses for cdn-fast.dewu.com (not scanned): 2404:2280:1b4:0:3::3f2 47.246.23.232 47.246.23.233 47.246.23.234 47.246.23.235 47.246.23.236 47.246.23.238 47.246.23.231
Not shown: 996 filtered tcp ports (no-response)
PORT STATE SERVICE
80/tcp open http
443/tcp open https
843/tcp open unknown
1935/tcp open rtmp
Nmap done: 1 IP address (1 host up) scanned in 6.07 seconds