how to see system info in linux code example

Example 1: linux command system info

tecmint@tecmint ~ $ uname -a

Linux tecmint.com 3.13.0-37-generic #64-Ubuntu SMP Mon Sep 22 21:28:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

Example 2: Show server info linux

Linux Command :
>>>> ping (domain name)
	>>>>// server ip
>>>> whois (server ip)
	>>>>// server info