Question and response
Question
dig sg1.vtigermail.com. A
Answer
sg1.vtigermail.com. 3600 A 18.140.149.14
Authority
vtigermail.com. 3600 NS pdns02.domaincontrol.com.
vtigermail.com. 3600 NS pdns01.domaincontrol.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0