mx1.hostinger.COM has no NS records.
NS records for this zone are defined at hostinger.COM.
NS records for this zone are defined at hostinger.COM.
Question and response
Question
dig mx1.hostinger.COM. NS
Answer
The response has no answer records.
Authority
hostinger.COM. 1800 SOA dns1.hostinger.COM. dns.cloudflare.COM. 2398665743 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0