Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 54.225.206.152 |
| Software del servidor | LearningMedia |
| CDN | CDN (Miss from cloudfront) |
| Compresión | gzip |
|
ℹ 🔵 Falta HSTS | No se ha configurado HTTP Strict Transport Security. Recomendado para sitios HTTPS. |
|
ℹ 🔵 Falta X-Frame-Options | El sitio puede ser incrustado en iframes por terceros (riesgo de clickjacking). |
Código de estado HTTP 200
Versión HTTP HTTP/1.1
HTTPS ✔ Disponible
Dirección IP 54.225.206.152
Software del servidor LearningMedia
CDN CDN (Miss from cloudfront)
Compresión gzip
ℹ 🔵 Falta HSTS No se ha configurado HTTP Strict Transport Security. Recomendado para sitios HTTPS.
ℹ 🔵 Falta X-Frame-Options El sitio puede ser incrustado en iframes por terceros (riesgo de clickjacking).
Cadena de Redirecciones
| # | URL | Código de estado HTTP | Estado |
| 1 | https://pbslearningmedia.org:443 | 301 | HTTP/2 301 |
| 2 | https://www.pbslearningmedia.org/ | 200 | HTTP/2 200 |
#1 URL https://pbslearningmedia.org:443
Código de estado HTTP 301
Estado HTTP/2 301
#2 URL https://www.pbslearningmedia.org/
Código de estado HTTP 200
Estado HTTP/2 200
Rendimiento
| Resolución DNS | 6.3 ms |
| Conexión TCP | 7.3 ms |
| Negociación TLS | 3.8 ms |
| Tiempo hasta el primer byte (TTFB) | 872.8 ms |
| Descarga de contenido | 0.1 ms |
| Tiempo total de respuesta | 872.9 ms |
Resolución DNS 6.3 ms
Conexión TCP 7.3 ms
Negociación TLS 3.8 ms
Tiempo hasta el primer byte (TTFB) 872.8 ms
Descarga de contenido 0.1 ms
Tiempo total de respuesta 872.9 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✘ No configurado |
| CSP | ✔ Configurado |
| X-Frame-Options | ⚠ No configurado |
| X-Content-Type-Options | ⚠ No configurado |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✘ No configurado
CSP ✔ Configurado
X-Frame-Options ⚠ No configurado
X-Content-Type-Options ⚠ No configurado
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | PBS LearningMedia | Teaching Resources For Students And Teachers |
| Meta descripción | Inspire your students with thousands of free teaching resources including videos, lesson plans, and games aligned to state and national standards. |
| Canonical | https://www.pbslearningmedia.org/ |
| Título Open Graph | PBS LearningMedia | Teaching Resources For Students And Teachers |
| Descripción Open Graph | Inspire your students with thousands of free teaching resources including videos, lesson plans, and games aligned to state and national standards. |
| Imagen Open Graph | https://static.pbslearningmedia.org/defaults/social_share... |
| Twitter Card | summary_large_image |
Título PBS LearningMedia | Teaching Resources For Students And Teachers Meta descripción Inspire your students with thousands of free teaching resources including videos, lesson plans, and games aligned to state and national standards. Canonical https://www.pbslearningmedia.org/ Título Open Graph PBS LearningMedia | Teaching Resources For Students And Teachers Descripción Open Graph Inspire your students with thousands of free teaching resources including videos, lesson plans, and games aligned to state and national standards. Imagen Open Graph https://static.pbslearningmedia.org/defaults/social_share... Twitter Card summary_large_image Tecnologías Detectadas
| Tecnología | Bootstrap Google Tag Manager |
Tecnología Bootstrap Google Tag Manager
Cabeceras HTTP
| Content-type
| text/html; charset=utf-8 |
| Date
| Mon, 27 Jul 2026 14:29:34 GMT |
| Content-encoding
| gzip |
| Etag
| W/"2e33b3efc9e850ab79d98c03bdcb0806" |
| Server
| LearningMedia |
| Content-security-policy
| default-src * data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self' https://*.nearpod.com/ https://nearpod.com/ https://classroom.google.com/ https://*.gooru.org/ https://gooru.org/ https://*.powerschool.com https://powerschool.com http://od.bkc.psu.edu/ http://*.od.bkc.psu.edu/ http://demo.bkc.vmhost.psu.edu/ http://*.demo.bkc.vmhost.psu.edu/ http://demo2.bkc.vmhost.psu.edu/ http://*.demo2.bkc.vmhost.psu.edu/ http://bkc.vmhost.psu.edu/ http://*.bkc.vmhost.psu.edu/ |
| Vary
| Accept-Encoding |
| Set-cookie
| csrftoken_v2=DK6v4JM5PwSR1UGbUWxgdqzV8z5qcmxg; Domain=.pbslearningmedia.org; expires=Mon, 26 Jul 2027 14:29:34 GMT; Max-Age=31449600; Path=/; SameSite=None; Secure |
| X-cache
| Miss from cloudfront |
| Via
| 1.1 71e66581c6b0f838291d8c1c00c2a78a.cloudfront.net (CloudFront) |
| X-amz-cf-pop
| CDG54-P2 |
| X-amz-cf-id
| Kp9xFUto0IHRkPuRK2puV-kyD-vnbElyAmJkCYjHKtQbmrxwFhj5tw== |
Meta Tags
| X-UA-Compatible | IE=edge |
| Description | Inspire your students with thousands of free teaching resources including videos, lesson plans, and games aligned to state and national standards. |
| Viewport | width=device-width, initial-scale=1 |
| Fb:pages | 213237472033241 |
Content-type text/html; charset=utf-8
Date Mon, 27 Jul 2026 14:29:34 GMT
Content-encoding gzip
Etag W/"2e33b3efc9e850ab79d98c03bdcb0806"
Server LearningMedia
Content-security-policy default-src * data: blob: 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self' https://*.nearpod.com/ https://nearpod.com/ https://classroom.google.com/ https://*.gooru.org/ https://gooru.org/ https://*.powerschool.com https://powerschool.com http://od.bkc.psu.edu/ http://*.od.bkc.psu.edu/ http://demo.bkc.vmhost.psu.edu/ http://*.demo.bkc.vmhost.psu.edu/ http://demo2.bkc.vmhost.psu.edu/ http://*.demo2.bkc.vmhost.psu.edu/ http://bkc.vmhost.psu.edu/ http://*.bkc.vmhost.psu.edu/
Vary Accept-Encoding
Set-cookie csrftoken_v2=DK6v4JM5PwSR1UGbUWxgdqzV8z5qcmxg; Domain=.pbslearningmedia.org; expires=Mon, 26 Jul 2027 14:29:34 GMT; Max-Age=31449600; Path=/; SameSite=None; Secure
X-cache Miss from cloudfront
Via 1.1 71e66581c6b0f838291d8c1c00c2a78a.cloudfront.net (CloudFront)
X-amz-cf-pop CDG54-P2
X-amz-cf-id Kp9xFUto0IHRkPuRK2puV-kyD-vnbElyAmJkCYjHKtQbmrxwFhj5tw==
