Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✘ No disponible |
| Dirección IP | 172.67.157.228 |
| Software del servidor | cloudflare |
| CDN | Cloudflare |
| Compresión | gzip |
|
🔒 🟡 HTTPS no disponible | El sitio no soporta HTTPS. Google penaliza los sitios sin SSL y los navegadores muestran advertencias. |
Código de estado HTTP 200
Versión HTTP HTTP/1.1
HTTPS ✘ No disponible
Dirección IP 172.67.157.228
Software del servidor cloudflare
CDN Cloudflare
Compresión gzip
🔒 🟡 HTTPS no disponible El sitio no soporta HTTPS. Google penaliza los sitios sin SSL y los navegadores muestran advertencias.
Cadena de Redirecciones
| # | URL | Código de estado HTTP | Estado |
| 1 | http://calcsprint.com:80 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://calcsprint.com/ | 200 | HTTP/2 200 |
#1 URL http://calcsprint.com:80
Código de estado HTTP 301
Estado HTTP/1.1 301 Moved Permanently
#2 URL https://calcsprint.com/
Código de estado HTTP 200
Estado HTTP/2 200
Rendimiento
| Resolución DNS | 1.5 ms |
| Conexión TCP | 3.3 ms |
| Tiempo hasta el primer byte (TTFB) | 31.3 ms |
| Descarga de contenido | 0.2 ms |
| Tiempo total de respuesta | 31.5 ms |
Resolución DNS 1.5 ms
Conexión TCP 3.3 ms
Tiempo hasta el primer byte (TTFB) 31.3 ms
Descarga de contenido 0.2 ms
Tiempo total de respuesta 31.5 ms
Seguridad
| HTTPS | ✘ No activo |
| HSTS | ✘ No configurado |
| CSP | ✔ Configurado |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Política de Referrer | strict-origin-when-cross-origin |
| Política de Permisos | ✔ Configurado |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✘ No activo
HSTS ✘ No configurado
CSP ✔ Configurado
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Política de Referrer strict-origin-when-cross-origin
Política de Permisos ✔ Configurado
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | CalcSprint — Free Mental Math Game & Speed Drills |
| Meta descripción | CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. |
| Robots Meta | index,follow,max-image-preview:large |
| Título Open Graph | CalcSprint — Free Mental Math Game & Speed Drills |
| Descripción Open Graph | CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. |
| Imagen Open Graph | https://calcsprint.com/assets/og/calcsprint-og.png |
| Twitter Card | summary_large_image |
| Título Twitter | CalcSprint — Free Mental Math Game & Speed Drills |
| Descripción Twitter | CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. |
| Imagen Twitter | https://calcsprint.com/assets/og/calcsprint-og.png |
Título CalcSprint — Free Mental Math Game & Speed Drills Meta descripción CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. Robots Meta index,follow,max-image-preview:large Título Open Graph CalcSprint — Free Mental Math Game & Speed Drills Descripción Open Graph CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. Imagen Open Graph https://calcsprint.com/assets/og/calcsprint-og.png Twitter Card summary_large_image Título Twitter CalcSprint — Free Mental Math Game & Speed Drills Descripción Twitter CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. Imagen Twitter https://calcsprint.com/assets/og/calcsprint-og.png Tecnologías Detectadas
| Tecnología | Google Analytics Google Tag Manager Cloudflare |
Tecnología Google Analytics Google Tag Manager Cloudflare
Cabeceras HTTP
| Date
| Tue, 28 Jul 2026 22:10:15 GMT |
| Content-type
| text/html |
| Cf-cache-status
| HIT |
| Cache-control
| public, max-age=0, must-revalidate |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Content-security-policy
| default-src 'self'; script-src 'self' https://analytics.ahrefs.com https://*.ahrefs.com https://www.googletagmanager.com; style-src 'self' 'unsafe-inline'; img-src 'self' data: https://calcsprint.com https://*.google-analytics.com https://www.googletagmanager.com; connect-src 'self' https://analytics.ahrefs.com https://*.ahrefs.com https://*.google-analytics.com https://*.analytics.google.com https://www.googletagmanager.com; font-src 'self' data:; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors 'self'; manifest-src 'self'; worker-src 'self'; upgrade-insecure-requests |
| Permissions-policy
| geolocation=(), camera=(), microphone=(), payment=(), usb=() |
| Referrer-policy
| strict-origin-when-cross-origin |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
| Report-to
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| Etag
| W/"c4e08f49687cb89d95ef333da18f4c06" |
| Content-encoding
| gzip |
| Server
| cloudflare |
| Cf-ray
| a227367e0f87735b-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1, viewport-fit=cover |
| Theme-color | #0c0d0e |
| Description | CalcSprint is a fast mental math game with 4 difficulty levels, endless drills, and localized practice tips for daily browser training. |
| Robots | index,follow,max-image-preview:large |
Date Tue, 28 Jul 2026 22:10:15 GMT
Content-type text/html
Cf-cache-status HIT
Cache-control public, max-age=0, must-revalidate
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Content-security-policy default-src 'self'; script-src 'self' https://analytics.ahrefs.com https://*.ahrefs.com https://www.googletagmanager.com; style-src 'self' 'unsafe-inline'; img-src 'self' data: https://calcsprint.com https://*.google-analytics.com https://www.googletagmanager.com; connect-src 'self' https://analytics.ahrefs.com https://*.ahrefs.com https://*.google-analytics.com https://*.analytics.google.com https://www.googletagmanager.com; font-src 'self' data:; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors 'self'; manifest-src 'self'; worker-src 'self'; upgrade-insecure-requests
Permissions-policy geolocation=(), camera=(), microphone=(), payment=(), usb=()
Referrer-policy strict-origin-when-cross-origin
X-content-type-options nosniff
X-frame-options SAMEORIGIN
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=SkByisaBn3ckM1nAy02lz5sLQG2DwyCZZlrrDB4WBJaDTAXltVaDdESiJbBHtT8TQYET1y%2BkSsbNWBYjzyCbOT2oKT0zfdgBiRX5lV0vS6ibpK2tVLH1HlS7b1gEeVFuh%2FWMEtZMaxI%2BnBBoHQ%3D%3D"}]}
Etag W/"c4e08f49687cb89d95ef333da18f4c06"
Content-encoding gzip
Server cloudflare
Cf-ray a227367e0f87735b-CDG
Alt-svc h3=":443"; ma=86400
