smtpapp2.assurance-maladie.fr has no NS records.
NS records for this zone are defined at assurance-maladie.fr.
NS records for this zone are defined at assurance-maladie.fr.
Question and response
Question
dig smtpapp2.assurance-maladie.fr. NS
Answer
The response has no answer records.
Authority
assurance-maladie.fr. 14400 SOA dns1.cscdns.net. hostmaster.cscdns.net. 2018091298 86400 7200 604800 14400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0