312-39 Incident Response Practice Question
While analyzing an incident involving a malicious domain, you need to determine when the domain was registered. Which database should you query?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
WHOIS database
WHOIS databases provide registration details for domain names.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
DNSSEC database
Why it's wrong here
DNSSEC is for signing records.
- ✗
IP Reputation database
Why it's wrong here
This is for threat scoring, not ownership.
- ✓
WHOIS database
Why this is correct
WHOIS contains registration history and dates.
- ✗
Passive DNS database
Why it's wrong here
This links IPs to domains, not registration dates.
About these practice questions
This 312-39 question is part of Courseiva's 201-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official EC-Council exam blueprint
This 312-39 practice question is part of Courseiva's free EC-Council certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 312-39 exam.