How to know current time from internet from command line in Linux?
For example, with ntpq
program?
Note: not from computer or operating system clock, but from internet?
Note: I don't want to CHANGE or to SYNC time. Just KNOW it.
command linelinuxntp
How to know current time from internet from command line in Linux?
For example, with ntpq
program?
Note: not from computer or operating system clock, but from internet?
Note: I don't want to CHANGE or to SYNC time. Just KNOW it.
Best Answer
If you use bash the following line will do the job
It leverages the built-in network capabilites¹ of the bash shell. If you use a POSIX shell or any other shell you can use e.g. netcat.
Both commands query the timer server on TCP port 13 of the National Institute of Standards and Technology and output the received data on stdout.
¹EDIT: From the Bash man page: Bash handles several filenames specially when they are used in redirections, as described in the following table: