mail.beelinegprs.ru has no NS records.
NS records for this zone are defined at beelinegprs.ru.
NS records for this zone are defined at beelinegprs.ru.
Question and response
Question
dig mail.beelinegprs.ru. NS
Answer
The response has no answer records.
Authority
beelinegprs.ru. 3600 SOA ns1.beelinegprs.ru. apiskarev.beeline.ru. 2013041214 86400 900 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0