. to dk: The following NS name(s) were found in the delegation NS RRset (i.e., in the . zone), but not in the authoritative NS RRset: d.nic.dk See RFC 1034, Sec. 4.2.2.
. to dk: The glue address(es) for c.nic.dk (194.0.46.53) differed from its authoritative address(es) (185.159.199.45). See RFC 1034, Sec. 4.2.2.
. to dk: The glue address(es) for c.nic.dk (2001:678:74::53) differed from its authoritative address(es) (2620:10a:80ac::45). See RFC 1034, Sec. 4.2.2.
dk to ku.dk: Authoritative AAAA records exist for ns1.ku.dk, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
dk to ku.dk: Authoritative AAAA records exist for ns2.ku.dk, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.