Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 104.20.38.243 |
| Software del servidor | cloudflare |
| CDN | Cloudflare |
| Compresión | gzip |
Código de estado HTTP 200
Versión HTTP HTTP/1.1
HTTPS ✔ Disponible
Dirección IP 104.20.38.243
Software del servidor cloudflare
CDN Cloudflare
Compresión gzip
Cadena de Redirecciones
| # | URL | Código de estado HTTP | Estado |
| 1 | https://worldhistory.org:443 | 301 | HTTP/2 301 |
| 2 | https://www.worldhistory.org/ | 200 | HTTP/2 103 |
#1 URL https://worldhistory.org:443
Código de estado HTTP 301
Estado HTTP/2 301
#2 URL https://www.worldhistory.org/
Código de estado HTTP 200
Estado HTTP/2 103
Rendimiento
| Resolución DNS | 6.3 ms |
| Conexión TCP | 8 ms |
| Negociación TLS | 7 ms |
| Tiempo hasta el primer byte (TTFB) | 23.3 ms |
| Descarga de contenido | 7.4 ms |
| Tiempo total de respuesta | 30.6 ms |
Resolución DNS 6.3 ms
Conexión TCP 8 ms
Negociación TLS 7 ms
Tiempo hasta el primer byte (TTFB) 23.3 ms
Descarga de contenido 7.4 ms
Tiempo total de respuesta 30.6 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✔ max-age=31536000; includeSubDomains; preload |
| CSP | ✔ Configurado |
| X-Frame-Options | ✔ sameorigin |
| X-Content-Type-Options | ✔ nosniff |
| Política de Permisos | ✔ Configurado |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✔ max-age=31536000; includeSubDomains; preload
CSP ✔ Configurado
X-Frame-Options ✔ sameorigin
X-Content-Type-Options ✔ nosniff
Política de Permisos ✔ Configurado
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | World History Encyclopedia |
| Meta descripción | The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization. |
| Canonical | https://www.worldhistory.org/ |
| Robots Meta | max-image-preview:large |
| Título Open Graph | World History Encyclopedia |
| Imagen Open Graph | https://www.worldhistory.org/images/ahe-og-preview.jpg |
| Twitter Card | summary_large_image |
| Título Twitter | World History Encyclopedia |
| Descripción Twitter | The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization. |
Título World History Encyclopedia Meta descripción The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization. Canonical https://www.worldhistory.org/ Robots Meta max-image-preview:large Título Open Graph World History Encyclopedia Imagen Open Graph https://www.worldhistory.org/images/ahe-og-preview.jpg Twitter Card summary_large_image Título Twitter World History Encyclopedia Descripción Twitter The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization. Tecnologías Detectadas
| Tecnología | jQuery Google Analytics Google Tag Manager Cloudflare PHP |
Tecnología jQuery Google Analytics Google Tag Manager Cloudflare PHP
Cabeceras HTTP
| Link
| ; rel=preload; as=script, ; rel=preload; as=script, ; rel=preload; as=script, ; rel=preload; as=image, ; rel=preload; as=style, ; rel=preload; as=style, ; rel=preload; as=style, ; rel=preconnect, ; rel=sitemap |
| Date
| Fri, 24 Jul 2026 09:07:53 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Content-length
| 35197 |
| Server
| cloudflare |
| X-frame-options
| sameorigin |
| Cache-control
| public, max-age=30, s-maxage=86400 |
| X-whe-cache-control
| public, max-age=30, s-maxage=86400 |
| X-whe-cdn-cache-control
| max-age=86400, stale-while-revalidate=86400 |
| Age
| 465 |
| Cdn-cache-control
| stale-if-error=60 |
| Content-security-policy
| frame-ancestors 'self' |
| Permissions-policy
| join-ad-interest-group=*, browsing-topics=* |
| Content-language
| en |
| Last-modified
| Fri, 24 Jul 2026 08:59:17 GMT |
| Etag
| "b6f74c2906fd218a9e18f27e3f787954-gzip" |
| Vary
| Accept-Encoding,User-Agent |
| Content-encoding
| gzip |
| X-content-type-options
| nosniff |
| Strict-transport-security
| max-age=31536000; includeSubDomains; preload |
| Cross-origin-opener-policy
| same-origin-allow-popups |
| Accept-ch
| Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version |
| Accept-ranges
| bytes |
| Cf-cache-status
| HIT |
| Server-timing
| cfEdge;dur=9,cfOrigin;dur=0 |
| Cf-ray
| a201c6f13b760b18-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1.0, shrink-to-fit=no |
| Content-Type | text/html; charset=utf-8 |
| Theme-color | #293744 |
| Msapplication-navbutton-color | #293744 |
| Apple-mobile-web-app-status-bar-style | #293744 |
| Robots | max-image-preview:large |
| Description | The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization. |
| Push:image |  |
| Fb:pages | 104430692066157 |
| Article:content_tier | free |
| Article:opinion | false |
| Content-Security-Policy | upgrade-insecure-requests |
| P:domain_verify | b24695bfa00137b2e95cb4ca94c3f5dd |
| Flattr:id | 62l7dn |
| Apple-itunes-app | app-id=6759783430 |
Link ; rel=preload; as=script, ; rel=preload; as=script, ; rel=preload; as=script, ; rel=preload; as=image, ; rel=preload; as=style, ; rel=preload; as=style, ; rel=preload; as=style, ; rel=preconnect, ; rel=sitemap
Date Fri, 24 Jul 2026 09:07:53 GMT
Content-type text/html; charset=UTF-8
Content-length 35197
Server cloudflare
X-frame-options sameorigin
Cache-control public, max-age=30, s-maxage=86400
X-whe-cache-control public, max-age=30, s-maxage=86400
X-whe-cdn-cache-control max-age=86400, stale-while-revalidate=86400
Age 465
Cdn-cache-control stale-if-error=60
Content-security-policy frame-ancestors 'self'
Permissions-policy join-ad-interest-group=*, browsing-topics=*
Content-language en
Last-modified Fri, 24 Jul 2026 08:59:17 GMT
Etag "b6f74c2906fd218a9e18f27e3f787954-gzip"
Vary Accept-Encoding,User-Agent
Content-encoding gzip
X-content-type-options nosniff
Strict-transport-security max-age=31536000; includeSubDomains; preload
Cross-origin-opener-policy same-origin-allow-popups
Accept-ch Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
Accept-ranges bytes
Cf-cache-status HIT
Server-timing cfEdge;dur=9,cfOrigin;dur=0
Cf-ray a201c6f13b760b18-CDG
Alt-svc h3=":443"; ma=86400
