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You run dig -t mx example.com but get no output. What is the likely cause?

medium📝 Debug Q6 of 15
Linux CLI - Networking Commands
You run dig -t mx example.com but get no output. What is the likely cause?
AThe dig command syntax is incorrect
BThe domain name is misspelled
CThe DNS server is unreachable
DThe domain has no MX records configured
Step-by-Step Solution
Solution:

  1. Step 1: Check command syntax

    The syntax dig -t mx example.com is correct for querying MX records.

  2. Step 2: Consider reasons for no output

    No output usually means no MX records exist for the domain.

  3. Final Answer:

    The domain has no MX records configured -> Option D

  4. Quick Check:

    No MX output = no MX records [OK]
Quick Trick: No MX output means no MX records exist [OK]
Common Mistakes:
  • Assuming syntax error
  • Ignoring network issues
  • Not checking domain spelling

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