dev.isofusion.com has no NS records.
NS records for this zone are defined at isofusion.com.
NS records for this zone are defined at isofusion.com.
Question and response
Question
dig dev.isofusion.com. NS
Answer
The response has no answer records.
Authority
isofusion.com. 10800 SOA ns1.isomedia.com. steve.smtp.isofusion.com. 2026030901 3600 600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0