mail.spectrumnet.bg has no NS records.
NS records for this zone are defined at spectrumnet.bg.
NS records for this zone are defined at spectrumnet.bg.
Question and response
Question
dig mail.spectrumnet.bg. NS
Answer
The response has no answer records.
Authority
spectrumnet.bg. 600 SOA ns.spnet.net. sysadmin.spnet.net. 2023062003 28800 7200 1209600 600
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0