Comptia A+ 1101 - DNS RecordsOnline version A DNS Records quiz to prepare for the Comptia A+ 1101 by Procrastination Station 1 A or AAAA 2 MX 3 TXT 4 SPF 5 DKIM 6 DMARC Change the host name to the IP address The value of this record is always an IP address Internet traffic uses this record to find the computer hosting your domain's DNS settings Mail exchanger record Determines the host name for the mail server Needs both an MX and an A record Useful for public information Can be used for verification purposes and email security SPF, DKIM, and DEMARC Text record that lists servers authorized to send emails for this domain Prevent mail spoofing Mail servers check to see if incoming mail really did come from an authorized host Text record that digitally signs a domain's outgoing mail Validated by mail servers, not usually seen by the end user The public key is inside of this Text record to prevent unathorized email use (spoofing) An extension of SPF and DKIM You decide what external email servers should do with emails that don't validate through SPF or DKIM Accept all, send to spam, or reject email are some of the things you can use this for Nothing Nothing1 Nothing2 Nothing3
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