ffgate.ff.uns.ac.rs has no NS records.
NS records for this zone are defined at ff.uns.ac.rs.
NS records for this zone are defined at ff.uns.ac.rs.
Question and response
Question
dig ffgate.ff.uns.ac.rs. NS
Answer
The response has no answer records.
Authority
ff.uns.ac.rs. 86400 SOA ns1.ff.uns.ac.rs. root.ff.uns.ac.rs. 202602072 43200 1800 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0