ns2.playunix.com has no NS records.
NS records for this zone are defined at playunix.com.
NS records for this zone are defined at playunix.com.
Question and response
Question
dig ns2.playunix.com. NS
Answer
The response has no answer records.
Authority
playunix.com. 3600 SOA backup002-2.playunix.com. root.backup002-2.playunix.com. 2011083060 3600 600 86400 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0