Información Técnica
| Código de estado HTTP | 403 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 160.111.244.22 |
| Software del servidor | cloudflare |
| CDN | Cloudflare |
| Compresión | gzip |
|
🚫 🟡 HTTP 403 Error | El servidor devolvió un error 403. Revisa la configuración de acceso. |
|
ℹ 🔵 Falta HSTS | No se ha configurado HTTP Strict Transport Security. Recomendado para sitios HTTPS. |
|
ℹ 🔵 Falta Content Security Policy | No se ha configurado CSP. Ayuda a prevenir ataques XSS e inyección de contenido. |
Código de estado HTTP 403
Versión HTTP HTTP/1.1
HTTPS ✔ Disponible
Dirección IP 160.111.244.22
Software del servidor cloudflare
CDN Cloudflare
Compresión gzip
🚫 🟡 HTTP 403 Error El servidor devolvió un error 403. Revisa la configuración de acceso.
ℹ 🔵 Falta HSTS No se ha configurado HTTP Strict Transport Security. Recomendado para sitios HTTPS.
ℹ 🔵 Falta Content Security Policy No se ha configurado CSP. Ayuda a prevenir ataques XSS e inyección de contenido.
Cadena de Redirecciones
| # | URL | Código de estado HTTP | Estado |
| 1 | https://si.edu:443 | 301 | HTTP/1.0 301 Moved Permanently |
| 2 | https://www.si.edu/ | 403 | HTTP/2 403 |
#1 URL https://si.edu:443
Código de estado HTTP 301
Estado HTTP/1.0 301 Moved Permanently
#2 URL https://www.si.edu/
Código de estado HTTP 403
Estado HTTP/2 403
Rendimiento
| Resolución DNS | 10.4 ms |
| Conexión TCP | 12.3 ms |
| Negociación TLS | 10.3 ms |
| Tiempo hasta el primer byte (TTFB) | 47.5 ms |
| Descarga de contenido | 0.4 ms |
| Tiempo total de respuesta | 48 ms |
Resolución DNS 10.4 ms
Conexión TCP 12.3 ms
Negociación TLS 10.3 ms
Tiempo hasta el primer byte (TTFB) 47.5 ms
Descarga de contenido 0.4 ms
Tiempo total de respuesta 48 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✘ No configurado |
| CSP | ⚠ No configurado |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Política de Referrer | same-origin |
| Política de Permisos | ✔ Configurado |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✘ No configurado
CSP ⚠ No configurado
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Política de Referrer same-origin
Política de Permisos ✔ Configurado
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | Smithsonian request verification |
Título Smithsonian request verification
Tecnologías Detectadas
| Tecnología | Google Analytics Cloudflare |
Tecnología Google Analytics Cloudflare
Cabeceras HTTP
| Date | Tue, 21 Jul 2026 00:13:06 GMT |
| Content-type | text/html; charset=UTF-8 |
| Accept-ch | Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA |
| Cf-mitigated | challenge |
| X-frame-options | SAMEORIGIN |
| Server | cloudflare |
| Critical-ch | Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA |
| Cross-origin-embedder-policy | require-corp |
| Cross-origin-opener-policy | same-origin |
| Cross-origin-resource-policy | same-origin |
| Origin-agent-cluster | ?1 |
| Permissions-policy | accelerometer=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=(),xr-spatial-tracking=* |
| Referrer-policy | same-origin |
| Server-timing | chlray;desc="a1e5ff75b84819b4" |
| X-content-type-options | nosniff |
| Vary | accept-encoding |
| Expect-ct | max-age=86400, enforce |
| X-xss-protection | 1; mode=block |
| Content-encoding | gzip |
| Cf-ray | a1e5ff75b84819b4-CDG |
| Alt-svc | h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Refresh | 360 |
Date Tue, 21 Jul 2026 00:13:06 GMT
Content-type text/html; charset=UTF-8
Accept-ch Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
Cf-mitigated challenge
X-frame-options SAMEORIGIN
Server cloudflare
Critical-ch Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
Cross-origin-embedder-policy require-corp
Cross-origin-opener-policy same-origin
Cross-origin-resource-policy same-origin
Origin-agent-cluster ?1
Permissions-policy accelerometer=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=(),xr-spatial-tracking=*
Referrer-policy same-origin
Server-timing chlray;desc="a1e5ff75b84819b4"
X-content-type-options nosniff
Vary accept-encoding
Expect-ct max-age=86400, enforce
X-xss-protection 1; mode=block
Content-encoding gzip
Cf-ray a1e5ff75b84819b4-CDG
Alt-svc h3=":443"; ma=86400
