Informations Techniques
| Code de Statut HTTP | 200 |
| Version HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Adresse IP | 151.101.122.49 |
| CDN | CDN (HIT, HIT, MISS, MISS-CLUSTER) |
| Compression | gzip |
|
ℹ 🔵 X-Frame-Options Manquant | Le site peut être intégré dans des iframes par des tiers (risque de clickjacking). |
Code de Statut HTTP 200
Version HTTP HTTP/1.1
HTTPS ✔ Disponible
Adresse IP 151.101.122.49
CDN CDN (HIT, HIT, MISS, MISS-CLUSTER)
Compression gzip
ℹ 🔵 X-Frame-Options Manquant Le site peut être intégré dans des iframes par des tiers (risque de clickjacking).
Performance
| Résolution DNS | 28.9 ms |
| Connexion TCP | 30.1 ms |
| Négociation TLS | 5.3 ms |
| Temps Jusqu'au Premier Octet (TTFB) | 124.3 ms |
| Téléchargement du Contenu | 4.4 ms |
| Temps de Réponse Total | 128.8 ms |
Résolution DNS 28.9 ms
Connexion TCP 30.1 ms
Négociation TLS 5.3 ms
Temps Jusqu'au Premier Octet (TTFB) 124.3 ms
Téléchargement du Contenu 4.4 ms
Temps de Réponse Total 128.8 ms
Sécurité
| HTTPS | ✔ Activé |
| HSTS | ✔ max-age=600; includeSubDomains |
| CSP | ✔ Configuré |
| X-Frame-Options | ⚠ Non configuré |
| X-Content-Type-Options | ✔ nosniff |
| Politique de Référent | strict-origin-when-cross-origin |
| Politique de Permissions | ✔ Configuré |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activé
HSTS ✔ max-age=600; includeSubDomains
CSP ✔ Configuré
X-Frame-Options ⚠ Non configuré
X-Content-Type-Options ✔ nosniff
Politique de Référent strict-origin-when-cross-origin
Politique de Permissions ✔ Configuré
HTTP/2 ⚠ HTTP/1.1
Vérification SEO Rapide
| Titre | Scientific American |
| Meta Description | Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. |
| Canonique | https://www.scientificamerican.com/ |
| Robots Meta | max-image-preview:standard |
| Titre Open Graph | Scientific American |
| Description Open Graph | Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. |
| Image Open Graph | https://www.scientificamerican.com/static/sciam-mark.jpg |
| Twitter Card | summary_large_image |
| Titre Twitter | Scientific American |
| Description Twitter | Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. |
| Image Twitter | https://www.scientificamerican.com/static/sciam-mark.jpg |
Titre Scientific American Meta Description Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. Canonique https://www.scientificamerican.com/ Robots Meta max-image-preview:standard Titre Open Graph Scientific American Description Open Graph Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. Image Open Graph https://www.scientificamerican.com/static/sciam-mark.jpg Twitter Card summary_large_image Titre Twitter Scientific American Description Twitter Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. Image Twitter https://www.scientificamerican.com/static/sciam-mark.jpg Technologies Détectées
| Technologie | Google Analytics Google Tag Manager Node.js |
Technologie Google Analytics Google Tag Manager Node.js
En-têtes HTTP
| Content-type
| text/html; charset=utf-8 |
| Content-encoding
| gzip |
| X-envoy-upstream-service-time
| 42 |
| Content-security-policy
| frame-ancestors 'self' |
| Via
| 1.1 varnish, 1.1 varnish |
| Accept-ranges
| bytes |
| Age
| 0 |
| Date
| Tue, 28 Jul 2026 03:57:45 GMT |
| Set-cookie
| sciam_testgroup2=5; domain=www.scientificamerican.com; expires=Wed, 28 Jul 2027 03:57:45 GMT; path=/; Secure; HttpOnly; SameSite=Lax |
| X-served-by
| cache-iad-khef600087-IAD, cache-par-lfpb1150097-PAR |
| X-cache-hits
| 1, 0 |
| Vary
| X-Sciam-Testgroup2, Accept-Encoding |
| X-cache
| HIT, HIT, MISS, MISS-CLUSTER |
| Cache-control
| no-store |
| Cross-origin-opener-policy
| same-origin-allow-popups |
| Strict-transport-security
| max-age=600; includeSubDomains |
| Permissions-policy
| microphone=self, camera=self |
| Referrer-policy
| strict-origin-when-cross-origin |
| X-content-type-options
| nosniff |
| Content-length
| 116320 |
Balises Meta
| Theme-color | #fff |
| Robots | max-image-preview:standard |
| Description | Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. |
| Viewport | width=device-width, initial-scale=1.0 |
Content-type text/html; charset=utf-8
Content-encoding gzip
X-envoy-upstream-service-time 42
Content-security-policy frame-ancestors 'self'
Via 1.1 varnish, 1.1 varnish
Accept-ranges bytes
Age 0
Date Tue, 28 Jul 2026 03:57:45 GMT
Set-cookie sciam_testgroup2=5; domain=www.scientificamerican.com; expires=Wed, 28 Jul 2027 03:57:45 GMT; path=/; Secure; HttpOnly; SameSite=Lax
X-served-by cache-iad-khef600087-IAD, cache-par-lfpb1150097-PAR
X-cache-hits 1, 0
Vary X-Sciam-Testgroup2, Accept-Encoding
X-cache HIT, HIT, MISS, MISS-CLUSTER
Cache-control no-store
Cross-origin-opener-policy same-origin-allow-popups
Strict-transport-security max-age=600; includeSubDomains
Permissions-policy microphone=self, camera=self
Referrer-policy strict-origin-when-cross-origin
X-content-type-options nosniff
Content-length 116320
