A completely qualified space name (FQDN) is the finished area name for a particular PC, or host, on the web. The FQDN comprises two sections: the hostname and the domain name.
A FQDN comprises of three names, including the hostname, second-level domain name and high level domain name (TLD), each isolated by a period, finishing with a following period.
FQDNs demonstrate remarkable addresses on the web, making them vital for the internet based insight. One more approach to contemplate it is If you don't have a FQDN, you don't have a site individuals can get to. They're additionally needed for introducing SSL declarations, which is one more element anticipated from most sites.
Beside sites, FQDNs are helpful when you need to have a PC be discoverable on a web organization, for example, when you need to get to a PC distantly. This is genuinely normal in office conditions since it makes it simpler to follow the movement on that PC. A FQDN for your PC makes it feasible for it to be distinguished on the web.
Ultimately, FQDNs assist you with getting to area administrations like File Transfer Protocol (FTP) and email. For instance, assuming you needed to interface a domain name email to an email application on your telephone physically, you would likewise have to know the FQDN for the mail server, which may look something like "mail.yourdomainname.com."
Contrast between an area name and a completely qualified space name
A completely qualified space name (FQDN) contains both a host name and an domain name. For a point of arrival, the completely qualified space name for the most part addresses the full URL or a significant piece of the high level location. In taking a gander at a completely qualified domain name, the host name ordinarily precedes the area name.