Linux : kinit: Cannot find KDC for realm while getting initial credentials

Problem:
$ id
uid=1000(test) gid=1000(test) groups=1000(test)
$ klist
klist: Credentials cache keyring 'persistent:1000:1000' not found

$ kinit
kinit: Cannot find KDC for realm "EXAMPLE.COM" while getting initial credentials

Solution:
Check client's /etc/krb5.conf and make sure [realms] section is correct