CompTIA
N10-009 · Question #149
An organization wants to ensure that incoming emails were sent from a trusted source. Which of the following DNS records is used to verify the source?
The correct answer is A. TXT. A TXT record can be used to store SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail) information, which help verify that an email has been sent from a trusted source.
Submitted by amina.ke· Mar 6, 2026Network Security
Question
An organization wants to ensure that incoming emails were sent from a trusted source. Which of the following DNS records is used to verify the source?
Options
- ATXT
- BAAAA
- CCNAME
- DMX
How the community answered
(63 responses)- A87% (55)
- B5% (3)
- C2% (1)
- D6% (4)
Explanation
A TXT record can be used to store SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail) information, which help verify that an email has been sent from a trusted source.
Community Discussion
No community discussion yet for this question.