Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 188.114.97.2 |
| Software del servidor | cloudflare |
| CDN | Cloudflare |
| Compresión | gzip |
|
🕐 🟡 Respuesta lenta (1248 ms) | El tiempo de respuesta supera 1 segundo. Considera optimizar el servidor o usar caché. |
|
ℹ 🔵 Falta HSTS | No se ha configurado HTTP Strict Transport Security. Recomendado para sitios HTTPS. |
|
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 188.114.97.2
Software del servidor cloudflare
CDN Cloudflare
Compresión gzip
🕐 🟡 Respuesta lenta (1248 ms) El tiempo de respuesta supera 1 segundo. Considera optimizar el servidor o usar caché.
ℹ 🔵 Falta HSTS No se ha configurado HTTP Strict Transport Security. Recomendado para sitios HTTPS.
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).
Rendimiento
| Resolución DNS | 17.8 ms |
| Conexión TCP | 19.9 ms |
| Negociación TLS | 9.1 ms |
| Tiempo hasta el primer byte (TTFB) | 1119.1 ms |
| Descarga de contenido | 129.4 ms |
| Tiempo total de respuesta | 1248.4 ms |
Resolución DNS 17.8 ms
Conexión TCP 19.9 ms
Negociación TLS 9.1 ms
Tiempo hasta el primer byte (TTFB) 1119.1 ms
Descarga de contenido 129.4 ms
Tiempo total de respuesta 1248.4 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✘ No configurado |
| CSP | ⚠ No configurado |
| X-Frame-Options | ⚠ No configurado |
| X-Content-Type-Options | ⚠ No configurado |
| Política de Permisos | ✔ Configurado |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✘ No configurado
CSP ⚠ No configurado
X-Frame-Options ⚠ No configurado
X-Content-Type-Options ⚠ No configurado
Política de Permisos ✔ Configurado
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | Principia Scientific Intl. |
| Meta descripción | Principia Scientific International is a community resource for scientific inquiry, emphasizing transparency, truth, and the scientific method. |
| Canonical | https://principia-scientific.com/ |
| Robots Meta | nofollow, max-snippet:-1, max-image-preview:large, max-video-preview:-1 |
| Título Open Graph | Principia Scientific, Intl. |
| Descripción Open Graph | A science-based news and community site. |
| Imagen Open Graph | https://principia-scientific.com/wp-content/uploads/2017/... |
| Twitter Card | summary_large_image |
| Título Twitter | Principia Scientific, Intl. |
| Descripción Twitter | A science-based news and community site. |
| Imagen Twitter | https://principia-scientific.com/wp-content/uploads/2017/... |
Título Principia Scientific Intl. Meta descripción Principia Scientific International is a community resource for scientific inquiry, emphasizing transparency, truth, and the scientific method. Canonical https://principia-scientific.com/ Robots Meta nofollow, max-snippet:-1, max-image-preview:large, max-video-preview:-1 Título Open Graph Principia Scientific, Intl. Descripción Open Graph A science-based news and community site. Imagen Open Graph https://principia-scientific.com/wp-content/uploads/2017/... Twitter Card summary_large_image Título Twitter Principia Scientific, Intl. Descripción Twitter A science-based news and community site. Imagen Twitter https://principia-scientific.com/wp-content/uploads/2017/... Tecnologías Detectadas
| Tecnología | WordPress jQuery Google Analytics Cloudflare Nginx PHP |
Tecnología WordPress jQuery Google Analytics Cloudflare Nginx PHP
Cabeceras HTTP
| Date
| Tue, 28 Jul 2026 04:42:08 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Cache-control
| max-age=7200 |
| Permissions-policy
| private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com") |
| Link
| ; rel="https://api.w.org/" |
| Expires
| Tue, 28 Jul 2026 06:42:07 GMT |
| Vary
| Accept-Encoding |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=htKjk93z9%2BP1lVszkermzPwcaPYUP6sMRBK%2FfAsP9fFZemMHVOlynaMK%2Bbdpcc7%2Banv%2BJdhCTs3l502lzGKjPwGez7Fp1q65rfFETefEhngxaHszcF%2BQEdAr8Kd1uP0kdT66MRG6aTxO3T%2Fq7Ky9at64gXZHIsQ%3D"}]} |
| Host-header
| d3AuYmx1ZWhvc3QuY29t |
| X-endurance-cache-level
| 2 |
| X-nginx-cache
| WordPress |
| Server
| cloudflare |
| Cf-cache-status
| DYNAMIC |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Content-encoding
| gzip |
| Cf-ray
| a22137224a364aff-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1 |
| Description | Principia Scientific International is a community resource for scientific inquiry, emphasizing transparency, truth, and the scientific method. |
| Robots | nofollow, max-snippet:-1, max-image-preview:large, max-video-preview:-1 |
| Generator | All in One SEO (AIOSEO) 4.9.10 |
| Article:publisher | https://www.facebook.com/johnosullivanpsi |
| Onesignal-plugin | wordpress-3.9.2 |
| Msapplication-TileImage |  |
Date Tue, 28 Jul 2026 04:42:08 GMT
Content-type text/html; charset=UTF-8
Cache-control max-age=7200
Permissions-policy private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
Link ; rel="https://api.w.org/"
Expires Tue, 28 Jul 2026 06:42:07 GMT
Vary Accept-Encoding
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=htKjk93z9%2BP1lVszkermzPwcaPYUP6sMRBK%2FfAsP9fFZemMHVOlynaMK%2Bbdpcc7%2Banv%2BJdhCTs3l502lzGKjPwGez7Fp1q65rfFETefEhngxaHszcF%2BQEdAr8Kd1uP0kdT66MRG6aTxO3T%2Fq7Ky9at64gXZHIsQ%3D"}]}
Host-header d3AuYmx1ZWhvc3QuY29t
X-endurance-cache-level 2
X-nginx-cache WordPress
Server cloudflare
Cf-cache-status DYNAMIC
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Content-encoding gzip
Cf-ray a22137224a364aff-CDG
Alt-svc h3=":443"; ma=86400
