exchange.xodiax.org has no NS records.
NS records for this zone are defined at xodiax.org.
NS records for this zone are defined at xodiax.org.
Question and response
Question
dig exchange.xodiax.org. NS
Answer
The response has no answer records.
Authority
xodiax.org. 3600 SOA auth.xodiax.org. ns1.xodiax.com. 2013091801 900 600 86400 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0