Cloudflare DDoS Protection Quiz
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Questions and Answers

What does a Sender Policy Framework (SPF) record validate?

  • The sending server's domain name (correct)
  • The sending server's IP address
  • The receiving server's domain name
  • The receiving server's IP address

    • What is the purpose of a DomainKeys Identified Mail (DKIM) signature?

  • To authenticate the sender of the email (correct)
  • To encrypt email messages
  • To determine the receiving server's IP address
  • To hide the IP address of the sender

    • Which DNS record type is used for resolving an IP address to its associated hostname?

  • MX record
  • PTR record (correct)
  • TXT record
  • CNAME record

    • What does DMARK validation help determine in email communications?

    <p>The authenticity of the email sender</p> Signup and view all the answers

    How does Cloudflare assist in dealing with DDoS attacks?

    <p>By distributing the attack across multiple servers</p> Signup and view all the answers

    What is the main function of DKIM in email security?

    <p>To verify that an email was sent from an authentic source</p> Signup and view all the answers

    What is the purpose of SPF records in email server authentication?

    <p>Validates the sending server is authorized to send emails from the associated email domain</p> Signup and view all the answers

    How does DKIM contribute to email authentication?

    <p>Allows the sender to sign emails with a private key for verification</p> Signup and view all the answers

    What is the role of PTR (Pointer) in email server configurations?

    <p>Performs reverse DNS lookup</p> Signup and view all the answers

    How does DMARK enhance email security?

    <p>Checks for DKIM and SPF entries in an email message</p> Signup and view all the answers

    Which mechanism helps confirm that an email is from a trusted server?

    <p>DKIM</p> Signup and view all the answers

    What is the purpose of SPF records in the context of mail servers?

    <p>To help prevent email spoofing by specifying authorized IP addresses for a domain</p> Signup and view all the answers

    Which DNS record is used for Domain-based Message Authentication Reporting and Conformance (DMARC)?

    <p>DMARC records</p> Signup and view all the answers

    What does a DKIM record store?

    <p>The DKIM public key</p> Signup and view all the answers

    How does a mail server benefit from having all DNS records correctly set?

    <p>By increasing the likelihood of emails being delivered to the Inbox</p> Signup and view all the answers

    Which DNS record type can be published to control what happens when a message fails authentication?

    <p>DMARC records</p> Signup and view all the answers

    For what purpose are PTR records typically used in the context of mail servers?

    <p>Troubleshooting email delivery issues</p> Signup and view all the answers

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