opcode QUERY
flags QR AA RD
;QUESTION
sas-test.yp-c.yandex.net. IN NS
;ANSWER
sas-test.yp-c.yandex.net. 3600 IN NS ns1.yp-dns.yandex.net.
sas-test.yp-c.yandex.net. 3600 IN NS ns2.yp-dns.yandex.net.
;AUTHORITY
;ADDITIONAL