secure.ihsystem.com has no NS records.
NS records for this zone are defined at ihsystem.com.
NS records for this zone are defined at ihsystem.com.
Question and response
Question
dig secure.ihsystem.com. NS
Answer
The response has no answer records.
Authority
ihsystem.com. 0 SOA ns1.ihsystem.com. ns2.ihsystem.com. 2026012296 172800 3600 1728000 172800
Additional
The response has no additional records.