airgas.com/SOA: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (3.217.250.18, 103.144.206.29, 185.188.178.234, 194.2.192.5, TCP_-_EDNS0_4096_D)
airgas.com/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
6bevw04mqo.airgas.com/A has errors; select the "Denial of existence" DNSSEC option to see them.
airgas.com/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
com to airgas.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): ns04.airliquide.com See RFC 1034, Sec. 4.2.2.
airgas.com/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
6bevw04mqo.airgas.com/A has warnings; select the "Denial of existence" DNSSEC option to see them.
airgas.com/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.