My Teamspeak 3 client isnt working my internet is up but it says failed to connect to server i need help

TeamSpeak 3 Client
1

<12:03:34> Trying to resolve hostname voice.teamspeak.com
<12:03:34> Trying to connect to server on voice.teamspeak.com
<12:03:40> Failed to connect to server
I can connect on number ips but i cant on this word ips