Question and response
Question
dig mx.nts-online.net. A
Answer
mx.nts-online.net. 300 A 64.26.60.135
Authority
nts-online.net. 86400 NS dns2.nts-online.net.
nts-online.net. 86400 NS ns2.xfoneusa.net.
nts-online.net. 86400 NS dnscache01.xfoneusa.net.
nts-online.net. 86400 NS dnscache02.xfoneusa.net.
nts-online.net. 86400 NS ns1.xfoneusa.net.
nts-online.net. 86400 NS dns1.nts-online.net.
Additional
dns1.nts-online.net. 300 A 216.167.161.35
dns2.nts-online.net. 300 A 216.167.161.36
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0