DNS COMMAND LAB / DETERMINISTIC

Ask, observe and explain a DNS answer.

Learning simulator: xterm.js renders the terminal, but the engine is virtual. It runs no real shell, uses no network and cannot access your files.

  1. 01Learn
  2. 02See
  3. 03Type
  4. 04Observe
  5. 05Explain
  6. 06Change something
  7. 07Try again
  8. 08Mini challenge
SIMULATION / Linux shellSTATE v1
Output will appear here.

01 / QUERY

First query:

Mini challenge: change the record type, observe the cache and explain which state changed.

02 / EXPLAIN

03 / CHANGE + RETRY