virtualbib.iesa.edu.ve has no NS records.
NS records for this zone are defined at edu.ve.
NS records for this zone are defined at edu.ve.
Question and response
Question
dig virtualbib.iesa.edu.ve. NS
Answer
The response has no answer records.
Authority
iesa.edu.ve. 1568 SOA ns2.iesa.edu.ve. hostmaster.iesa.edu.ve. 2026020901 3600 3600 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0