AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/tech-http-5xx-server-error

An HTTP status code starting with 5, like 500, means what?

Start playing free

  1. The page was moved
  2. Your request had bad syntax
  3. The server failed on a valid-looking request

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Technology Expert Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. RFC 9110: HTTP Semantics, Section 15 www.rfc-editor.org/rfc/rfc9110 Checked 2026-10-11.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Tech & GadgetsWhat does HTTP status 301 indicate?Tech & GadgetsYour browser asks if its cached file changed and gets 304 Not Modified. What happens?Tech & GadgetsWhat is the default TCP port for an HTTP URI?

That's stuff everyone should know.