Searching for www.tiennguyen.tk. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for www.tiennguyen.tk. A record at a.ns.tk. [194.0.38.1] ...took 10 ms
Searching for www.tiennguyen.tk. A record at a.ns.tk. [194.0.38.1] ...took 10 ms
Nameserver a.ns.tk. reports: No such host www.tiennguyen.tk
Total elapsed query time: 25 ms