GetSID is a very simple application that serves to obtain an SID from its corresponding username and domain. It is very simple to use, since it is enough to enter a username and domain, to obtain the desired data. Automatically, GetSID will tell you what its SID (or Security Identifier) is.
As you can see, after downloading and installing GetSID on your computer, it is a completely free utility and whose tiny size makes it a very manageable tool. It offers no complications of any kind, and has another application that performs the reverse operation, called SIDDecode.
In addition to using this tool to obtain the SID of a domain, it can also be used to obtain the username or computer name. In short, Getsid is an application that is very useful for network administrators, although to obtain such information, you will need to have the rights of domain administrator.
Although the tool is completely in English, once you access them, you will verify that the language is not an obstacle, thanks to the fact that it has been designed with a graphical interface that is as simple and intuitive as possible. Do not be left with the doubt of knowing what the SID of a domain is, and download GetSID for free.
You can free download GetSID 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.