diamente.static.gvt.net.br has no NS records.
NS records for this zone are defined at static.gvt.net.br.
NS records for this zone are defined at static.gvt.net.br.
Question and response
Question
dig diamente.static.gvt.net.br. NS
Answer
The response has no answer records.
Authority
static.gvt.net.br. 86400 SOA dns1.gvt.net.br. operacao.gvt.net.br. 689 28800 14400 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0