DANE Validation

Host / Domain:mail.open-mx.de
Last checked:2019-08-22 22:50:46 UTC
Secure (DNSSEC):Yes
HTTPS (443)
TLSA present:No
Server certificate:
mail.open-mx.de
DNS:autoconfig.open-mx.de
DNS:autoconfig.speedmann.de
DNS:autodiscover.open-mx.de
more...
DNS:autodiscover.speedmann.de
DNS:mail.open-mx.de
Certificate valid:Yes
Certificate Authorities:
Let's Encrypt Authority X3
DST Root CA X3
Well-known root CA:Yes