Automatic date and time won't work

My Skytex SP728's date and time will not syn when set to Automatic date and time. It reverts to a random date and time. When I set the clock manually, same thing happens. Why?

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

crwdns2934109:0crwdne2934109:0

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