ry.ihszimbra.com has no NS records.
NS records for this zone are defined at ihszimbra.com.
NS records for this zone are defined at ihszimbra.com.
Question and response
Question
dig ry.ihszimbra.com. NS
Answer
The response has no answer records.
Authority
ihszimbra.com. 1800 SOA knuth.ihsdns.com. dnsadmin.ihs.com.tr. 2020041500 10800 3600 1209600 3600
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0