One Comment on “Which of the following DNS records is used to identify a domain’s SMTP server?”

1. Shirley Mathew says:

   March 23, 2014 at 6:28 pm

   CNAME(Canonical Name)- least common DNS record that acts as a computer’s alias

   PTR(Pointer Record)- record that points to canonical names

   A- list if IP addresses and names of all systems on DNS server domain

   
   
   
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