bcn.sellbytel.es has no NS records.
NS records for this zone are defined at sellbytel.es.
NS records for this zone are defined at sellbytel.es.
Question and response
Question
dig bcn.sellbytel.es. NS
Answer
The response has no answer records.
Authority
sellbytel.es. 86400 SOA ns1.entorno.com. hostmaster.eurodns.com. 2025121500 43200 7200 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0