_dmarc.isptec.com.br. A NS SOA MX TXT RRSIG NSEC DNSKEY
Question and response
Question
dig isptec.com.br. NSEC
Answer
isptec.com.br. 900 NSEC _dmarc.isptec.com.br. A NS SOA MX TXT RRSIG NSEC DNSKEY
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0