mail1086.messages.crutchfield.com has no NS records.
NS records for this zone are defined at crutchfield.com.
NS records for this zone are defined at crutchfield.com.
Question and response
Question
dig mail1086.messages.crutchfield.com. NS
Answer
The response has no answer records.
Authority
crutchfield.com. 1800 SOA gannon.ns.cloudflare.com. dns.cloudflare.com. 2398121269 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0