mail.marcajes.dragonet.es has no NS records.
NS records for this zone are defined at marcajes.dragonet.es.
NS records for this zone are defined at marcajes.dragonet.es.
Question and response
Question
dig mail.marcajes.dragonet.es. NS
Answer
The response has no answer records.
Authority
marcajes.dragonet.es. 86400 SOA dns1.dragonet.es. admin.dragonet.es. 2007081001 86400 7200 2592000 172800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0