I think I have it, I have run the test on Have DANE? and the results are correct:
postfix/smtp [1361244]
2ABC62000CBB38: to=<
[email protected]>, relay=dont.havedane.net[xx.xx.xx.xxx.xxx.xxx]:25, delay=1.4, delays=0.85/0.05/0.35/0.11, dsn=2.0.0, status=sent (250 2.0.0 Ok...