Используйте host
в Linux, чтобы показать все IP-адреса, связанные с доменным именем.
sub@ubuntu:~$ host crashlytics.com crashlytics.com has address 107.21.238.206 crashlytics.com has address 23.21.242.216 crashlytics.com has address 23.21.93.182 crashlytics.com mail is handled by 10 aspmx.l.google.com. crashlytics.com mail is handled by 20 alt1.aspmx.l.google.com. crashlytics.com mail is handled by 20 alt2.aspmx.l.google.com. crashlytics.com mail is handled by 30 aspmx2.googlemail.com. crashlytics.com mail is handled by 30 aspmx3.googlemail.com. crashlytics.com mail is handled by 30 aspmx4.googlemail.com. crashlytics.com mail is handled by 30 aspmx5.googlemail.com.