mx3.zohocorp.com has no NS records.
NS records for this zone are defined at zohocorp.com.
NS records for this zone are defined at zohocorp.com.
Question and response
Question
dig mx3.zohocorp.com. NS
Answer
The response has no answer records.
Authority
zohocorp.com. 300 SOA ns1.zohocorp.com. dnsadmin.vtitan.com. 2026022303 7200 1800 1209600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0