How to Get Faster Internet Speed Using DNS Hack.

Open Control Panel.

1. Go to Network and Sharing Center.
2.  click the name of the network connection, be it WiFi or Ethernet.
3. On the next window that pops, click Properties.
   
4. Click the Internet Protocol Version 4 (TCP/IPv4) and click on Properties.
5. Now click Use the following DNS server addresses 
6. Preferred DNS server: 208.67.222.222
7. Alternate DNS server: 208.67.220.220

fastest dns servers 2018 absolute free.

google dns : 8.8.8.8 8.8.4.4

quad9: 9.9.9.9

cloudflare: 1.1.1.1 1.0.0.1

openhome dns: 208.67.222.222

Try one of this and you will certainly boost your internet speed for sure.