Question and response
Question
dig xfoneusa.net. NS
Answer
xfoneusa.net. 86400 NS dnscache02.xfoneusa.net.
xfoneusa.net. 86400 NS dns2.nts-online.net.
xfoneusa.net. 86400 NS ns1.xfoneusa.net.
xfoneusa.net. 86400 NS dns1.nts-online.net.
xfoneusa.net. 86400 NS ns2.xfoneusa.net.
xfoneusa.net. 86400 NS dnscache01.xfoneusa.net.
Authority
The response has no authority records.
Additional
ns1.xfoneusa.net. 86400 A 209.16.64.2
ns2.xfoneusa.net. 86400 A 208.231.96.12
dnscache02.xfoneusa.net. 86400 A 199.254.157.40
dnscache01.xfoneusa.net. 86400 A 209.16.64.1
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0