spb-relay.otrs.faitid.org has no NS records.
NS records for this zone are defined at faitid.org.
NS records for this zone are defined at faitid.org.
Question and response
Question
dig spb-relay.otrs.faitid.org. NS
Answer
The response has no answer records.
Authority
faitid.org. 600 SOA ns3-geo.nic.ru. dns-team.flexireg.net. 65014275 1440 3600 2592000 600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0