Domain Name Server and IP Address Explained in Basic English

Getting started online means the time of confusingThese servers tell the internet where your domain
initials tossed about with little explanation. While youname actually is.
may have domain names, registration, web hosting,Did you know you have a record?
the talk of IP Addresses and DNS sounds likeWhen you transfer your DNS, you transfer several
something you should study elsewhere. These arepieces of information, called a "DNS record" which
actually things that help your website be found online.includes Your domain name, your "A" record, your
What is DNS?"MX" record, and some other pieces of information.
This is your Domain Name Server, thus DNS. It isWhat is "A" record?
where your Domain Name "lives" and it translatesThis is the what tells the internet which DNS is
your Domain Name into an IP Address.actually yours. It is sort of like having the address
What is an IP Address?number outside your home door. It says which
This is actually a series of numbers broken up byserver is the "Authority" of your domain name.
periods as 191.68.121.42 or other such number. WhileWhat about the "MX" Record?
you and I read our computers read those numbers.This is the mail server that accepts mail for your
That is the address of your website.domain. You want your mail to go with your domain
Back to your Domain Name Server.name and this record helps keep the two together.
If you bought your domain name from a domainWhat happens after I change the DNS?
name registrar and you were probably told by yourAfter you change your DNS you must wait for
web host to transfer your DNS to the Web hostpropagation. This may take up to 72 hours for all the
DNS. What you are doing is changing the lookupservers around the world to realize that your domain
information for your domain. The lookup informationname is no longer at the old DNS but is now at the
is where the internet looks up your website.new DNS. It will probably take less time.
What does lookup information mean?Do I need to know all this?
Here is a translation involving your address. YourNo, all you need to know is what is the DNS of your
domain name is changing the physical address. It stillweb host. Then change the DNS at your domain
has a mailing address over at the domain namename registrar to the DNS of your web host. This will
registrar but if you want to visit the domain youconnect your domain name to the IP address of
have to go to the physical address.your website, which means people can type in your
While the website does not have an actual physicaldomain name and get to your website. While you
address, the DNS tells the internet where to look upmay not understand all of this process you at least
your website. When you got the email from yourhave a basic understanding of why you must change
web host you received at least two DNS servers.your DNS.