Test results for: http://xn--42cm4a8h5a.com
DNS (IPv6 NS)
PASS
Hostname xn--42cm4a8h5a.com does have IPv6-addressed nameservers defined.
DNS (IPv6 TLD NS)
PASS
Hostname top-level domain (com.) does have IPv6-addressed nameservers defined.
DNS (IPv4 A Record)
PASS
Hostname xn--42cm4a8h5a.com does have an IPv4 A record (104.21.48.89, 172.67.183.10).
DNS (IPv6 AAAA Record)
PASS
Hostname xn--42cm4a8h5a.com does have an IPv6 AAAA record (2606:4700:3033::6815:3059, 2606:4700:3037::ac43:b70a).
DNS (MX Record)
WARN
Hostname xn--42cm4a8h5a.com does not have MX records.
DNS (Glue)
PASS
Glue does not appear to be needed; nameserver configuration for xn--42cm4a8h5a.com is not self-referencing.
IPv4 Connectivity
PASS
Successfully connected to xn--42cm4a8h5a.com on port 80 over IPv4.
IPv6 Connectivity
PASS
Successfully connected to xn--42cm4a8h5a.com on port 80 over IPv6.
IPv4 Literals
WARN
Could not establish connection to URL http://xn--42cm4a8h5a.com.