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EC-Council

312-50V13 · Question #87

Under what conditions does a secondary name server request a zone transfer from a primary name server?

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Submitted by chiamaka_o· Mar 6, 2026Footprinting and Reconnaissance

Question

Under what conditions does a secondary name server request a zone transfer from a primary name server?

Options

  • AWhen a primary SOA is higher that a secondary SOA
  • BWhen a secondary SOA is higher that a primary SOA
  • CWhen a primary name server has had its service restarted
  • DWhen a secondary name server has had its service restarted
  • EWhen the TTL falls to zero

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Topics

#zone transfer#secondary DNS#SOA record#DNS synchronization
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