Test results for: http://md.un-hack-bar.de/s/9lOp16Tr5F
DNS (IPv6 NS)
WARN
Could not resolve nameservers for hostname md.un-hack-bar.de.
DNS (IPv6 TLD NS)
PASS
Hostname top-level domain (de.) does have IPv6-addressed nameservers defined.
DNS (IPv4 A Record)
PASS
Hostname md.un-hack-bar.de does have an IPv4 A record (5.189.181.137).
DNS (IPv6 AAAA Record)
PASS
Hostname md.un-hack-bar.de does have an IPv6 AAAA record (2a02:c207:3018:5543::1).
DNS (MX Record)
WARN
Hostname md.un-hack-bar.de does not have MX records.
DNS (Glue)
WARN
Could not resolve nameservers for hostname md.un-hack-bar.de.
IPv4 Connectivity
PASS
Successfully connected to md.un-hack-bar.de on port 80 over IPv4.
IPv6 Connectivity
PASS
Successfully connected to md.un-hack-bar.de on port 80 over IPv6.
IPv4 Literals
WARN
Could not establish connection to URL http://md.un-hack-bar.de/s/9lOp16Tr5F.