Keď nejde príkaz host

Treba nainštalovať balíiček bind-utils

 [root@localhost ~]# host google.com

-bash: host: command not found

[root@localhost ~]# yum install bind-utils

Loaded plugins: fastestmirror

Loading mirror speeds from cached hostfile

epel/x86_64/metalink                                     |  14 kB     00:00

 * base: ftp.cvut.cz

 * epel: epel.mirror.far.fi

 * extras: ftp.cvut.cz

už ide: 

[root@localhost ~]# host google.com

google.com has address 172.217.23.238

google.com has IPv6 address 2a00:1450:4014:80d::200e

google.com mail is handled by 40 alt3.aspmx.l.google.com.

google.com mail is handled by 30 alt2.aspmx.l.google.com.

google.com mail is handled by 50 alt4.aspmx.l.google.com.

google.com mail is handled by 20 alt1.aspmx.l.google.com.

google.com mail is handled by 10 aspmx.l.google.com.

[root@localhost ~]#