Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 206.53.245.183 |
| Compresión | gzip |
Código de estado HTTP 200
Versión HTTP HTTP/1.1
HTTPS ✔ Disponible
Dirección IP 206.53.245.183
Compresión gzip
Cadena de Redirecciones
| # | URL | Código de estado HTTP | Estado |
| 1 | https://xlibris.com:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://www.xlibris.com/ | 301 | HTTP/1.1 301 Moved Permanently |
| 3 | https://www.xlibris.com/en | 200 | HTTP/1.1 200 OK |
#1 URL https://xlibris.com:443
Código de estado HTTP 301
Estado HTTP/1.1 301 Moved Permanently
#2 URL https://www.xlibris.com/
Código de estado HTTP 301
Estado HTTP/1.1 301 Moved Permanently
#3 URL https://www.xlibris.com/en
Código de estado HTTP 200
Estado HTTP/1.1 200 OK
Rendimiento
| Resolución DNS | 4.1 ms |
| Conexión TCP | 101 ms |
| Negociación TLS | 198.2 ms |
| Tiempo hasta el primer byte (TTFB) | 550.7 ms |
| Descarga de contenido | 0.8 ms |
| Tiempo total de respuesta | 551.5 ms |
Resolución DNS 4.1 ms
Conexión TCP 101 ms
Negociación TLS 198.2 ms
Tiempo hasta el primer byte (TTFB) 550.7 ms
Descarga de contenido 0.8 ms
Tiempo total de respuesta 551.5 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✔ max-age=15768000 |
| CSP | ✔ Configurado |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✔ max-age=15768000
CSP ✔ Configurado
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | Home | Xlibris Publishing |
| Canonical | https://www.xlibris.com/en |
Título Home | Xlibris Publishing
Canonical https://www.xlibris.com/en
Tecnologías Detectadas
| Tecnología | Bootstrap Google Analytics Google Tag Manager |
Tecnología Bootstrap Google Analytics Google Tag Manager
Cabeceras HTTP
| Cache-Control
| no-cache, no-store |
| Pragma
| no-cache |
| Content-Type
| text/html; charset=utf-8 |
| Content-Encoding
| gzip |
| Expires
| -1 |
| Vary
| Accept-Encoding |
| Server
| |
| Date
| Tue, 28 Jul 2026 18:50:37 GMT |
| Content-Length
| 9572 |
| Strict-Transport-Security
| max-age=15768000 |
| X-Content-Type-Options
| nosniff |
| X-XSS-Protection
| 1; mode=block |
| Content-security-policy
| |
| X-Frame-Options
| SAMEORIGIN |
Meta Tags
| Viewport | width=device-width, initial-scale=1, shrink-to-fit=no |
| Msvalidate.01 | E534E1B0051BE049EC7C91F48CE2C12D |
Cache-Control no-cache, no-store
Pragma no-cache
Content-Type text/html; charset=utf-8
Content-Encoding gzip
Expires -1
Vary Accept-Encoding
Server
Date Tue, 28 Jul 2026 18:50:37 GMT
Content-Length 9572
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-XSS-Protection 1; mode=block
Content-security-policy
X-Frame-Options SAMEORIGIN
