[admin@localhost ~]$ ip route

192.168.1.0/24 dev eth0  proto kernel  scope link  src 192.168.1.113  metric 1

192.168.122.0/24 dev virbr0  proto kernel  scope link  src 192.168.122.1

default via 192.168.1.1 dev eth0  proto static

[admin@localhost ~]$ route

Kernel IP routing table

Destination     Gateway         Genmask         Flags Metric Ref    Use Iface

192.168.1.0     *               255.255.255.0   U     1      0        0 eth0

192.168.122.0   *               255.255.255.0   U     0      0        0 virbr0

default         192.168.1.1     0.0.0.0         UG    0      0        0 eth0

[admin@localhost ~]$ host baidu.com

baidu.com has address 220.181.111.86

baidu.com has address 123.125.114.144

baidu.com has address 220.181.111.85

[admin@localhost ~]$ host 220.181.111.86

17.134.149.180.in-addr.arpa. domain name pointer baidu.com