edu to unt.edu: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11.
unt.edu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (129.120.14.12, 129.120.14.13)
unt.edu zone: There was an error resolving the following NS name(s) to address(es): ns-a.public.grid.untsystem.edu, ns-b.public.grid.untsystem.edu
unt.edu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (129.120.14.12, 129.120.14.13, UDP_-_NOEDNS_)
unt.edu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (129.120.14.12, 129.120.14.13, UDP_-_NOEDNS_)