1.Go to internet setting “Control Panel\All Control Panel Items\Network and Sharing Center”
2.now right click on connected wifi or lan whatever through u using internet.
3.then go on properties then click on “internet protocol version 4(TCP/IPv4)”
4. Now use following DNS server addresses
preferred DNS server : 220.127.116.11
Alternative DNS server: 18.104.22.168
hope this helping ……