Nmap scan report for video-edge-c1dae0.dfw02.abs.hls.ttvnw.net (52.223.240.75)
Host is up (0.011s latency).
rDNS record for 52.223.240.75: video-edge-c1dae0.dfw02.justin.tv
Not shown: 988 filtered tcp ports (no-response), 9 filtered tcp ports (admin-prohibited)
PORT     STATE  SERVICE
80/tcp   open   http
443/tcp  open   https
1935/tcp closed rtmp

Nmap done: 1 IP address (1 host up) scanned in 6.15 seconds