Question and response
Question
dig topcities.healthgrades.com. NS
Answer
topcities.healthgrades.com. 5 CNAME topcities.mm-health.com.
Authority
mm-health.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1772115517 43200 3600 604800 3601
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0