NSEC3 proving non-existence of northwesternmutual.com/DS
com/DNSKEY (alg 13, id 19718)
com/DNSKEY (alg 13, id 46539)
com/DS (alg 13, id 19718)
Delegation status
Insecure (1)
com to northwesternmutual.com
Secure (1)
. to com
Notices
Errors (2)
northwesternmutual.com/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
northwesternmutual.com/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
com to northwesternmutual.com: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the com zone): fk1-z6-ib-internet.northwesternmutual.com, mkn-z3-ib-internet.northwesternmutual.com, dc1-ext-ddi-01a.nml.com See RFC 1034, Sec. 4.2.2.
com to northwesternmutual.com: The following NS name(s) were found in the delegation NS RRset (i.e., in the com zone), but not in the authoritative NS RRset: ns1.northwesternmutual.com, ns2.northwesternmutual.com, ns6.northwesternmutual.com See RFC 1034, Sec. 4.2.2.