Test results for: http://u.to/GtXqIA
DNS (IPv6 NS)
FAIL
Hostname u.to does not have IPv6-addressed DNS servers.
DNS (IPv6 TLD NS)
WARN
Hostname top-level domain (to.) does not appear to have IPv6-addressed DNS servers.
DNS (IPv4 A Record)
PASS
Hostname u.to does have an IPv4 A record (195.216.243.155).
DNS (IPv6 AAAA Record)
FAIL
Hostname does not have IPv6 AAAA record.
DNS (MX Record)
FAIL
Hostname u.to does not have an MX with an AAAA record.
DNS (Glue)
PASS
Glue does not appear to be needed; nameserver configuration for u.to is not self-referencing.
IPv4 Connectivity
PASS
Successfully connected to u.to on port 80 over IPv4.
IPv6 Connectivity
FAIL
Could not connect to u.to on port 80 over IPv6.
IPv4 Literals
WARN
Could not establish connection to URL http://u.to/GtXqIA.