We have 2 Free DNS service most used by Internet users worldwide, Google Public DNS and OpenDNS. Both these services can you make as an alternative if the DNS are you using now is having problems. But it is also possible that both services better than the control are you using right now
For those of you who do not know how to change the DNS, below I will provide a link that will guide you how to change DNS on a computer. And if you want to change the DNS, I recommend better use of Google's Public DNS
