Question and response
Question
dig vtxb.com. MX
Answer
vtxb.com. 300 MX 10 mail.cityemail.com.
Authority
vtxb.com. 28800 NS nse.vtx1.net.
vtxb.com. 28800 NS nsc.vtx1.net.
vtxb.com. 28800 NS nsd.vtx1.net.
vtxb.com. 28800 NS nsf.vtx1.net.
vtxb.com. 28800 NS nsa.vtx1.net.
vtxb.com. 28800 NS nsb.vtx1.net.
vtxb.com. 28800 NS nsg.vtx1.net.
Additional
nsg.vtx1.net. 28800 A 216.183.51.222
nsf.vtx1.net. 28800 A 216.183.51.210
nse.vtx1.net. 28800 A 216.183.51.214
nsd.vtx1.net. 28800 A 216.183.51.218
nsc.vtx1.net. 28800 A 216.183.51.194
nsb.vtx1.net. 28800 A 216.183.51.198
nsa.vtx1.net. 28800 A 216.183.51.202
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0