Test results for: http://de.archive.ubuntu.com
DNS (IPv6 NS)
WARN
Could not resolve nameservers for hostname de.archive.ubuntu.com.
DNS (IPv6 TLD NS)
PASS
Hostname top-level domain (com.) does have IPv6-addressed nameservers defined.
DNS (IPv4 A Record)
PASS
Hostname de.archive.ubuntu.com does have an IPv4 A record (141.30.62.22, 141.30.62.23, 141.30.62.24, 141.30.62.25, 141.30.62.26).
DNS (IPv6 AAAA Record)
FAIL
Hostname does not have IPv6 AAAA record.
DNS (MX Record)
WARN
Hostname de.archive.ubuntu.com does not have MX records.
DNS (Glue)
WARN
Could not resolve nameservers for hostname de.archive.ubuntu.com.
IPv4 Connectivity
PASS
Successfully connected to de.archive.ubuntu.com on port 80 over IPv4.
IPv6 Connectivity
FAIL
Could not connect to de.archive.ubuntu.com on port 80 over IPv6.
IPv4 Literals
WARN
Could not establish connection to URL http://de.archive.ubuntu.com.