Why can't I connect and set-up?

Every time i try to set up my vizio tab i get as far as putting in my email and thats it. It says unable to communicate with servers, timed out. I am connected to WiFi so why cant i connect and set-up.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0