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N10-005 · Question #118

Which of the following DNS records is used to identify a domain's SMTP server?

The correct answer is C. MX. Amail exchanger record(MX record) is a type of resource record in the Domain Name System that specifies a mail server responsible for accepting email messages on behalf of a recipient's domain, and a preference value used to prioritize mail delivery if multiple mail servers are…

Networking concepts

Question

Which of the following DNS records is used to identify a domain's SMTP server?

Options

  • ACNAME
  • BPTR
  • CMX
  • DA

How the community answered

(32 responses)
  • A
    6% (2)
  • C
    91% (29)
  • D
    3% (1)

Explanation

Amail exchanger record(MX record) is a type of resource record in the Domain Name System that specifies a mail server responsible for accepting email messages on behalf of a recipient's domain, and a preference value used to prioritize mail delivery if multiple mail servers are available. The set of MX records of a domain name specifies how email should be routed with the Simple Mail Transfer Protocol (SMTP).

Topics

#DNS MX record#SMTP#DNS record types#mail server

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