example.de/sub.example.de/keyset-sub.example.de.

$ORIGIN .
sub.example.de      7200    IN DNSKEY 257 3 5 (
                    BQEAAAABw7VUqnhpsZkrjxhFtr3gUk2qCcs8
                    utrOFwwsMgxQwzcMoJfeS9Ctq4Rp4M8s20tS
                    q3rXzt1h8LxjsSLqbdolqgWcmToSGo+IZikT
                    /87cvsUqzKgCQx84n2Il+//AvLPE0I00mGeO
                    K4OR3yLqxrP/ghYXqydlUvgXHLeDoqHQAFM=
                    ) ; key id = 27861
            7200    IN DNSKEY 257 3 5 (
                    BQEAAAAB5KlPbV06agsuPzuijxhIDwNpKC5m
                    GcW/BHnXTIckGoTH8kyQQ2X5wg3SVqZS5AhF
                    1sJ63dRlEUmr6crC3oIb7oZkgaI6j0oBRMrX
                    63wo9URebgSCBVBllTo74PhCUlA9taSEiThh
                    zNScje7lk34yU0JSAfxyEiwqc3x8BzbIorM=
                    ) ; key id = 42639
            7200    IN DNSKEY 257 3 5 (
                    BQEAAAAB5pX0X0XUdIwL0/k/VoAsC33UZ9xk
                    /U2v5KKBFZKM3TqQzL13EcucIdpDsazbz3sl
                    OHbHXsZYjFtJws+ZZKq/53AygNiRvjTeQskY
                    Y1W96dN+3keQdlwgIGQL0HnjBSksm42T2HXF
                    lQfi/3YHlun1MzHzd78xpeuZlvW8DPh+/CM=
                    ) ; key id = 8544