Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 52.191.90.193 |
| Software del servidor | cloudflare |
| CDN | Cloudflare |
| Compresión | gzip |
|
ℹ 🔵 Falta Content Security Policy | No se ha configurado CSP. Ayuda a prevenir ataques XSS e inyección de contenido. |
|
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 52.191.90.193
Software del servidor cloudflare
CDN Cloudflare
Compresión gzip
ℹ 🔵 Falta Content Security Policy No se ha configurado CSP. Ayuda a prevenir ataques XSS e inyección de contenido.
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://nsf.org:443 | 308 | HTTP/2 308 |
| 2 | https://www.nsf.org | 200 | HTTP/2 103 |
#1 URL https://nsf.org:443
Código de estado HTTP 308
Estado HTTP/2 308
#2 URL https://www.nsf.org
Código de estado HTTP 200
Estado HTTP/2 103
Rendimiento
| Resolución DNS | 13.6 ms |
| Conexión TCP | 15.5 ms |
| Negociación TLS | 7.2 ms |
| Tiempo hasta el primer byte (TTFB) | 33.2 ms |
| Descarga de contenido | 24.4 ms |
| Tiempo total de respuesta | 57.6 ms |
Resolución DNS 13.6 ms
Conexión TCP 15.5 ms
Negociación TLS 7.2 ms
Tiempo hasta el primer byte (TTFB) 33.2 ms
Descarga de contenido 24.4 ms
Tiempo total de respuesta 57.6 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✔ max-age=15724800; includeSubDomains |
| CSP | ⚠ No configurado |
| X-Frame-Options | ⚠ No configurado |
| X-Content-Type-Options | ⚠ No configurado |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✔ max-age=15724800; includeSubDomains
CSP ⚠ No configurado
X-Frame-Options ⚠ No configurado
X-Content-Type-Options ⚠ No configurado
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | NSF | The Public Health and Safety Organization |
| Meta descripción | NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… |
| Canonical | https://www.nsf.org |
| Robots Meta | index, follow |
| Título Open Graph | The Public Health and Safety Organization |
| Descripción Open Graph | NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… |
| Imagen Open Graph | https://d2evkimvhatqav.cloudfront.net/images/lab/germany/... |
| Twitter Card | summary_large_image |
| Título Twitter | The Public Health and Safety Organization |
| Descripción Twitter | NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… |
| Imagen Twitter | https://d2evkimvhatqav.cloudfront.net/images/lab/germany/... |
Título NSF | The Public Health and Safety Organization Meta descripción NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… Canonical https://www.nsf.org Robots Meta index, follow Título Open Graph The Public Health and Safety Organization Descripción Open Graph NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… Imagen Open Graph https://d2evkimvhatqav.cloudfront.net/images/lab/germany/... Twitter Card summary_large_image Título Twitter The Public Health and Safety Organization Descripción Twitter NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… Imagen Twitter https://d2evkimvhatqav.cloudfront.net/images/lab/germany/... Tecnologías Detectadas
| Tecnología | Google Analytics Google Tag Manager Cloudflare Node.js Next.js |
Tecnología Google Analytics Google Tag Manager Cloudflare Node.js Next.js
Cabeceras HTTP
| Link
| ; rel=preload; as="font"; crossorigin=""; type="font/woff2" |
| Date
| Thu, 23 Jul 2026 07:57:08 GMT |
| Content-type
| text/html; charset=utf-8 |
| Cache-control
| public, max-age=86400 |
| Expires
| Fri, 24 Jul 2026 07:57:08 GMT |
| X-middleware-rewrite
| /us/en/$homepage/ |
| Vary
| RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding |
| X-powered-by
| Next.js |
| Speculation-rules
| "/cdn-cgi/speculation" |
| Strict-transport-security
| max-age=15724800; includeSubDomains |
| Age
| 3125 |
| Last-modified
| Thu, 23 Jul 2026 07:09:50 GMT |
| Cf-cache-status
| HIT |
| Content-encoding
| gzip |
| Server
| cloudflare |
| Cf-ray
| a1f921ed1a76d125-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Description | NSF, a trusted authority for health standards, testing, certification, and consulting, enhances global human health with public safety standards and… |
| Referrer | no-referrer-when-downgrade |
| Robots | index, follow |
| Apple-mobile-web-app-title | NSF |
| Application-name | NSF |
| Msapplication-TileColor | #214ae4 |
| Msapplication-config | /browserconfig.xml |
| Theme-color | #ffffff |
| Naver-site-verification | e77984dd49c05ead5711848f83318f2f859fe7c2 |
| Fb:profile_id | 148548965168926 |
| Google-site-verification | _RDnIuu0xsA_OAntp5qZUijgpc4__Wt3U8GfF1pRy6E |
Link ; rel=preload; as="font"; crossorigin=""; type="font/woff2"
Date Thu, 23 Jul 2026 07:57:08 GMT
Content-type text/html; charset=utf-8
Cache-control public, max-age=86400
Expires Fri, 24 Jul 2026 07:57:08 GMT
X-middleware-rewrite /us/en/$homepage/
Vary RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding
X-powered-by Next.js
Speculation-rules "/cdn-cgi/speculation"
Strict-transport-security max-age=15724800; includeSubDomains
Age 3125
Last-modified Thu, 23 Jul 2026 07:09:50 GMT
Cf-cache-status HIT
Content-encoding gzip
Server cloudflare
Cf-ray a1f921ed1a76d125-CDG
Alt-svc h3=":443"; ma=86400
