220-1101 · Question #544
Which of the following DNS records is used to look up the IP address assigned to a domain name?
The correct answer is A. A. A DNS 'A' (Address) record maps a domain name to its corresponding IPv4 address - this is the fundamental forward lookup record. MX (Mail Exchanger) records direct email to the correct mail server. NS (Name Server) records identify which DNS servers are authoritative for a…
Question
Which of the following DNS records is used to look up the IP address assigned to a domain name?
Options
- AA
- BMX
- CNS
- DSPF
How the community answered
(34 responses)- A94% (32)
- B3% (1)
- D3% (1)
Explanation
A DNS 'A' (Address) record maps a domain name to its corresponding IPv4 address - this is the fundamental forward lookup record. MX (Mail Exchanger) records direct email to the correct mail server. NS (Name Server) records identify which DNS servers are authoritative for a domain. SPF (Sender Policy Framework) is a TXT record used to prevent email spoofing by specifying authorized mail senders.
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