Test results for: http://tanthanh.angiang.gov.vn
DNS (IPv6 NS)
WARN
Could not resolve nameservers for hostname tanthanh.angiang.gov.vn.
DNS (IPv6 TLD NS)
PASS
Hostname top-level domain (vn.) does have IPv6-addressed nameservers defined.
DNS (IPv4 A Record)
PASS
Hostname tanthanh.angiang.gov.vn does have an IPv4 A record (103.51.104.53).
DNS (IPv6 AAAA Record)
FAIL
Hostname does not have IPv6 AAAA record.
DNS (MX Record)
WARN
Hostname tanthanh.angiang.gov.vn does not have MX records.
DNS (Glue)
WARN
Could not resolve nameservers for hostname tanthanh.angiang.gov.vn.
IPv4 Connectivity
PASS
Successfully connected to tanthanh.angiang.gov.vn on port 80 over IPv4.
IPv6 Connectivity
FAIL
Could not connect to tanthanh.angiang.gov.vn on port 80 over IPv6.
IPv4 Literals
WARN
Could not establish connection to URL http://tanthanh.angiang.gov.vn.