Question and response
Question
dig outlook.cvcauth.com. NS
Answer
outlook.cvcauth.com. 5 CNAME altbthpwexg03.srv.bthpny.alticeusa.com.
Authority
bthpny.alticeusa.com. 900 SOA authns1.alticeusa.net. postmaster.alticeusa.com. 2019101602 7200 600 604800 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0