← All Status Codes
418
I'm a Teapot
⚠️ Client Error Info Risk

📖 What Is HTTP 418?

An April Fools joke from RFC 2324 (Hyper Text Coffee Pot Control Protocol). The server refuses to brew coffee because it is a teapot. Sometimes used as an Easter egg.

🛡️ Security Implications

No security impact. Some servers return 418 as a fun response for blocked or filtered requests instead of 403.

🔍 Common Causes

Easter egg endpoint, joke response, or intentionally humorous error handling by developers.

🔧 How to Fix

No fix needed. Enjoy the humor. Some CDNs like Cloudflare have used 418 responses historically.

🖥️ How to Check

curl -I -o /dev/null -w "%{http_code}" https://example.com