Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.
Regarding port enumeration, which port does DNS zone transfer use?
TCP port 137
TCP/UDP port 389
TCP port 53
UDP port 161
DNS zone transfer uses TCP port 53.
Train with Skillset and pass your certification exam. Faster. Guaranteed.
Study thousands of practice questions that organized by skills and ranked by difficulty.
Create a tailored training plan based on the knowledge you already possess.
Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.