Verificador de cabeçalhos HTTP
Analise os cabeçalhos HTTP de qualquer site. Verifique cabeçalhos de segurança, políticas de cache e obtenha uma pontuação de segurança.
🛡️ Security Headers Audit
📦 Response Headers
📜 Recent
🔥 Ferramentas populares
ℹ️ Sobre Verificador de cabeçalhos HTTP
The Http Headers is a free online diagnostic utility for network professionals, sysadmins, and curious users. Analyze HTTP response headers of any website. Check security headers, caching policies, server info and get a security score. Run checks instantly without installing any software — the Http Headers talks to public services and returns results in a clean, readable format. When the Http Headers queries external endpoints, we forward only the minimum data required and never log sensitive responses. Perfect for quick troubleshooting, SEO audits, or verifying infrastructure before a launch.
💡 Casos de uso
💎 Dicas Pro
- Run the Http Headers from a different network (mobile data vs. Wi-Fi) to compare results and spot location-specific issues.
- Re-run the Http Headers a few minutes later if results look odd — transient DNS or routing glitches are common.
- Compare against a known-good domain to confirm that unexpected results are not just normal behavior.
- Screenshot or copy results when filing a support ticket — having the raw Http Headers output speeds up debugging.
- Combine the Http Headers with our other network tools (DNS, SSL, headers) for a full picture of a target endpoint.
❓ Perguntas frequentes
Yes, the Http Headers is free to use with no signup, API key, or rate-limit surprises for normal use.
We keep minimal request logs for abuse prevention. We do not log or resell the content of your queries or the responses.
No. For security, the Http Headers blocks private IP ranges, localhost, and cloud metadata endpoints to prevent SSRF abuse.
The Http Headers runs each query in real time, so the output reflects the current state of the target at query time, subject to caching along the network path.
The Http Headers is a web interface for occasional checks. For bulk or automated use, consider dedicated APIs or command-line tools.
Yes. The layout adapts to phones and tablets so you can run checks anywhere.