Normal Scan (nmap r2---sn-q4flrnsl.googlevideo.com)
Nmap scan report for r2---sn-q4flrnsl.googlevideo.com (173.194.57.71)
Host is up (0.031s latency).
Other addresses for r2---sn-q4flrnsl.googlevideo.com (not scanned): 2607:f8b0:4000:1c::7
rDNS record for 173.194.57.71: dfw28s32-in-f7.1e100.net
Not shown: 996 filtered tcp ports (no-response)
PORT STATE SERVICE
80/tcp open http
443/tcp open https
554/tcp closed rtsp
1935/tcp closed rtmp
Nmap done: 1 IP address (1 host up) scanned in 4.77 seconds