yesteryear.npdog.org has no NS records.
NS records for this zone are defined at npdog.org.
NS records for this zone are defined at npdog.org.
Question and response
Question
dig yesteryear.npdog.org. NS
Answer
The response has no answer records.
Authority
npdog.org. 28800 SOA ns1.dyna-ns.net. hostmaster.npdog.org. 2026030601 16384 2048 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0