mx.padefendersofliberty.com has no NS records.
NS records for this zone are defined at padefendersofliberty.com.
NS records for this zone are defined at padefendersofliberty.com.
Question and response
Question
dig mx.padefendersofliberty.com. NS
Answer
The response has no answer records.
Authority
padefendersofliberty.com. 3600 SOA dns.padefendersofliberty.com. hostmaster.padefendersofliberty.com. 1173274598 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0