How to save my dns number on my iPhone?

How do I save my dns number on my iPhone?

DNS is the Domain Name Service, and it's used to translate Internet network addresses into names.

Computers on the Internet, from servers down to your iPad, have to have an identifying address so that they can receive message properly. Internet addresses look like this

  • Why isn't my internet on my laptop working? DNS server? My internet on the home computer is working and my iPhone is working as well. On my laptop it says that I'm connected to my network. However, when I try to open up Chrome or Firefox, it won't connect to any pages. Chrome keeps saying that DNS server isn't available. Does anyone know hwo to help?
  • Why doesn't my DNS server work? My computer and iphone can't load anything ONLY in my room. If i go downstairs my Wi-Fi works perfectly. I troubleshooted on my computer and it said my DNS server is not responding. What could be the reason for this? And why does it only not work in a certain area?
  • What is the fastest DNS server? I have an iPhone 4 that buffers YouTube videos constantly and I heard that if you change the DNS on the phone the buffering will speed up. What's the fastest open DNS out there?
  • What does DNS stand for and what does it do? Like when you are on your iPhone and you go to connect to a wireless connection. And it says DNS right under router.