mail.hajdi.si has no NS records.
NS records for this zone are defined at hajdi.si.
NS records for this zone are defined at hajdi.si.
Question and response
Question
dig u161779.wl030.sendgrid.net. NS
Answer
The response has no answer records.
Authority
wl030.sendgrid.net. 1800 SOA aisha.ns.cloudflare.com. dns.cloudflare.com. 2399732435 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0