auth-smtp.kotisivut.com has no NS records.
NS records for this zone are defined at kotisivut.com.
NS records for this zone are defined at kotisivut.com.
Question and response
Question
dig auth-smtp.kotisivut.com. NS
Answer
The response has no answer records.
Authority
kotisivut.com. 60 SOA a.ns.kotisivut.com. hostmaster.kotisivut.com. 2026030401 1800 600 86400 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0