jwhois searches Whois servers for the object on the command line.The host to query is taken from a global configuration file, a configuration file specified on the command line, or selected directly on the command line.
#### 语法
jwhois [选项]
#### 选项
--version display version number and patch level
--help display this help
-v, --verbose verbose debug output
-c FILE, --config=FILE use FILE as configuration file
-h HOST, --host=HOST explicitly query HOST
-n, --no-redirect disable content redirection
-s, --no-whoisservers disable whois-servers.net service support
-a, --raw disable reformatting of the query
-i, --display-redirections display all redirects instead of hiding them
-p PORT, --port=PORT use port number PORT (in conjunction with HOST)
-r, --rwhois force an rwhois query to be made
--rwhois-display=DISPLAY sets the display option in rwhois queries
--rwhois-limit=LIMIT sets the maximum number of matches to return
#### 实例
显示指定用户信息：
# jwhois root //查找root用户信息