Question and response
Question
dig mail.blacknight.com. MX
Answer
mail.blacknight.com. 3600 MX 40 pemlinmail01.blacknight.ie.
mail.blacknight.com. 3600 MX 40 pemlinmail02.blacknight.ie.
Authority
blacknight.com. 3600 NS ns1.blacknight.com.
blacknight.com. 3600 NS ns2.blacknight.com.
blacknight.com. 3600 NS ns3.blacknight.com.
blacknight.com. 3600 NS ns4.blacknight.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0
ns1.blacknight.com. 3600 A 78.153.212.176
ns2.blacknight.com. 3600 A 81.17.254.6
ns3.blacknight.com. 3600 A 185.28.194.194
ns4.blacknight.com. 3600 A 185.38.108.108
ns2.blacknight.com. 3600 AAAA 2a01:a8:dc3:3313:0:0:0:aaaa
ns3.blacknight.com. 3600 AAAA 2a00:fea0:dead:0:0:0:0:beef