Linux查询一台机器的IP地址和其对应的域名

Linux查询一台机器的IP地址和其对应的域名

youhaidong@youhaidong-ThinkPad-Edge-E545:~$ nslookup
> 127.0.0.1
Server:		127.0.1.1
Address:	127.0.1.1#53

1.0.0.127.in-addr.arpa	name = localhost.
> 
youhaidong@youh