What Is DNS?
What Is DNS? Every website has a unique domain name which is used to navigate to the blog.
However, the true identifier of websites that the online protocol address, or IP address for a brief, of the host where your website is hosted.
IPs are a series of numbers separated by dots and are not the easiest to recall.
Moreover, they may change over time. So instead, domain names are used. Kind of like a nickname to the IP address, because they are easier to remember and keep constant.
What Is DNS?
Domain names are actually broken-down to three components.
Let’s take a closer look, starting Together with the top-level domain.
The top-level domain, old, provides information about the general purpose of the site. Or were formerly employed for particular purposes.
.com:- used to be reserved for commercial websites, but it’s now become the most widely used domain name, even for non-commercial websites.
.net:- was for organizations involved with networking technologies.
.org:- was for any other organization; now associated with public interest and humanitarian organizations.
Nowadays It’s often seen as the second-choice option used when the .com is not available.
.org was formerly for any company that didn’t fit into the other two types.
But now .org has become associated with associations that serve the public interest and humanitarian causes such as foundations or non-profits.
All these are common institutions, However, these days there aren’t any limitations for these three TLDs There are other created that are limited to specific organizations.
For instance, Edu is limited to accredited US postsecondary institutions.
.gov is advised for US government sites.
There are in fact thousands of TLDs.
We may see a complete listing here on Domainr.com. This website is not a domain registrar, but it does allow you to look for domains including all of the different TLDs.
Secondary-level domain names refer to the label before the top-level domain name. This part of the domain name must be unique.
Here’s a list of the Different country codes.
Each nation has its own registrar jurisdiction, hence the rules for using a specific country code can fluctuate.
Some are used as top-level domain names, some as second-level domains.
There can be additional constraints such as where the company is situated. The Canadian country code,. Ca, is a good example of top notch domain.
Additionally it is exclusive to Canadian businesses.
citizens, groups, and non-profit organizations. aquand is used with predetermined second-level domain names. . com.au and .net. and. Org.au is available exclusively for non-profit associations in Australia.
Some country code domains do not have some restrictions, and have become linked to other meanings.
For instance, the .me domain represents the country of Montenegro but is now mostly associated with personal sites.
If you decide to register a domain with a specific country code, then your domain registrar will provide information about any restrictions.
Subdomain in What Is DNS?
A subdomain is the part of the larger domain. It’s often Utilized to create Subsection of a website, like a blog or a shop section.
Subdomain for mobile websites.
Though responsive designs have come to be a standard, sometimes a separate site is still needed for mobile devices.
It is possible to name your subdomain anything, but it is a standard convention to use m or mobile for mobile sites.
www is also technically a subdomain, but it is somewhat different. It used to be that www had to be contained in the domain name, but that is not the case anymore.
But because it is still generally used Technically, we can never really own a domain name.
Rather we buy the best to use it for one or more years out of a domain, which is a company that handles the reservation of domain names.
Many registrars will ship you Expiry reminders or permit you to auto-renew to avoid losing your domain name.
. com Domains typically cost approximately $10 to $15 annually.
Other Tides vary significantly in cost. Anywhere, from a few dollars to several thousand.
We’ll go into more detail About how to buy and set up domains in the upcoming lessons.