verizon.com zone: The following NS name(s) did not resolve to address(es): s1ns1.verizon.com, s2ns2.verizon.com, s3ns3.verizon.com, s4ns4.verizon.com
Warnings (1)
com to verizon.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): s2ns2.verizon.com, s1ns1.verizon.com, s4ns4.verizon.com, s3ns3.verizon.com