Informations Techniques
| Code de Statut HTTP | 200 |
| Version HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Adresse IP | 23.185.0.3 |
| Logiciel Serveur | nginx |
| CDN | CDN (HIT, HIT, MISS, MISS) |
| Compression | gzip |
|
🔒 🟡 Contenu Mixte (2 ressources HTTP) | La page est servie en HTTPS mais charge 2 ressource(s) en HTTP. Cela peut être bloqué par les navigateurs modernes. |
Code de Statut HTTP 200
Version HTTP HTTP/1.1
HTTPS ✔ Disponible
Adresse IP 23.185.0.3
Logiciel Serveur nginx
CDN CDN (HIT, HIT, MISS, MISS)
Compression gzip
🔒 🟡 Contenu Mixte (2 ressources HTTP) La page est servie en HTTPS mais charge 2 ressource(s) en HTTP. Cela peut être bloqué par les navigateurs modernes.
Performance
| Résolution DNS | 7.4 ms |
| Connexion TCP | 8.2 ms |
| Négociation TLS | 4.2 ms |
| Temps Jusqu'au Premier Octet (TTFB) | 20 ms |
| Téléchargement du Contenu | 1.9 ms |
| Temps de Réponse Total | 21.9 ms |
Résolution DNS 7.4 ms
Connexion TCP 8.2 ms
Négociation TLS 4.2 ms
Temps Jusqu'au Premier Octet (TTFB) 20 ms
Téléchargement du Contenu 1.9 ms
Temps de Réponse Total 21.9 ms
Sécurité
| HTTPS | ✔ Activé |
| HSTS | ✔ max-age=63072000; includeSubDomains; preload |
| CSP | ✔ Configuré |
| X-Frame-Options | ✔ SAMEORIGIN |
| 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=63072000; includeSubDomains; preload
CSP ✔ Configuré
X-Frame-Options ✔ SAMEORIGIN
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 | Tax Foundation | Principled, Insightful, Engaged |
| Meta Description | Tax Foundation is the world's leading independent tax policy nonprofit. We lead the tax reform debate toward smarter simpler policy. |
| Canonique | https://taxfoundation.org/ |
| Robots Meta | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Titre Open Graph | Homepage |
| Description Open Graph | Tax Foundation is the world's leading independent tax policy nonprofit. We lead the tax reform debate toward smarter simpler policy. |
| Image Open Graph | https://taxfoundation.org/wp-content/uploads/2023/08/TF23... |
| Twitter Card | summary_large_image |
Titre Tax Foundation | Principled, Insightful, Engaged Meta Description Tax Foundation is the world's leading independent tax policy nonprofit. We lead the tax reform debate toward smarter simpler policy. Canonique https://taxfoundation.org/ Robots Meta index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 Titre Open Graph Homepage Description Open Graph Tax Foundation is the world's leading independent tax policy nonprofit. We lead the tax reform debate toward smarter simpler policy. Image Open Graph https://taxfoundation.org/wp-content/uploads/2023/08/TF23... Twitter Card summary_large_image Technologies Détectées
| Technologie | WordPress jQuery Google Analytics Google Tag Manager Nginx PHP HubSpot |
Technologie WordPress jQuery Google Analytics Google Tag Manager Nginx PHP HubSpot
En-têtes HTTP
| Access-control-allow-headers
| Content-Type, Authorization |
| Access-control-allow-methods
| GET,POST |
| Cache-control
| public, max-age=604800 |
| Content-encoding
| gzip |
| Content-security-policy
| upgrade-insecure-requests |
| Content-type
| text/html; charset=UTF-8 |
| Cross-origin-embedder-policy
| unsafe-none; report-to='default' |
| Cross-origin-embedder-policy-report-only
| unsafe-none; report-to='default' |
| Cross-origin-opener-policy
| unsafe-none |
| Cross-origin-opener-policy-report-only
| unsafe-none; report-to='default' |
| Cross-origin-resource-policy
| cross-origin |
| Permissions-policy
| accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(), display-capture=(self), encrypted-media=(), fullscreen=*, geolocation=(self), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), payment=*, picture-in-picture=*, publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=*, usb=(), xr-spatial-tracking=(), gamepad=(), serial=() |
| Referrer-policy
| strict-origin-when-cross-origin |
| Server
| nginx |
| Strict-transport-security
| max-age=63072000; includeSubDomains; preload |
| X-content-security-policy
| default-src 'self'; img-src *; media-src * data:; |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
| X-pantheon-styx-hostname
| styx-us-a-7ffbcf568d-zbbp6 |
| X-permitted-cross-domain-policies
| none |
| X-styx-req-id
| 10866a3b-8547-11f1-883d-2613af740b7e |
| Age
| 41114 |
| Accept-ranges
| bytes |
| Via
| 1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish |
| Date
| Wed, 22 Jul 2026 08:24:45 GMT |
| X-served-by
| cache-chi-klot8100088-CHI, cache-par-lfpg1960084-PAR, cache-par-lfpg1960093-PAR, cache-par-lfpg1960093-PAR |
| X-cache
| HIT, HIT, MISS, MISS |
| X-cache-hits
| 38, 0, 0, 0 |
| X-timer
| S1784708685.491001,VS0,VE6 |
| Vary
| Accept-Encoding, Cookie, Cookie |
| Content-length
| 56995 |
Balises Meta
| Viewport | width=device-width, initial-scale=1 |
| Robots | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Description | Tax Foundation is the world's leading independent tax policy nonprofit. We lead the tax reform debate toward smarter simpler policy. |
| Article:publisher | https://www.facebook.com/taxfoundation |
| Article:modified_time | 2026-06-08T14:22:10+00:00 |
| Generator | WPML ver:4.8.4 stt:1,4,3,2; |
| Msapplication-TileImage |  |
Access-control-allow-headers Content-Type, Authorization
Access-control-allow-methods GET,POST
Cache-control public, max-age=604800
Content-encoding gzip
Content-security-policy upgrade-insecure-requests
Content-type text/html; charset=UTF-8
Cross-origin-embedder-policy unsafe-none; report-to='default'
Cross-origin-embedder-policy-report-only unsafe-none; report-to='default'
Cross-origin-opener-policy unsafe-none
Cross-origin-opener-policy-report-only unsafe-none; report-to='default'
Cross-origin-resource-policy cross-origin
Permissions-policy accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(), display-capture=(self), encrypted-media=(), fullscreen=*, geolocation=(self), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), payment=*, picture-in-picture=*, publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=*, usb=(), xr-spatial-tracking=(), gamepad=(), serial=()
Referrer-policy strict-origin-when-cross-origin
Server nginx
Strict-transport-security max-age=63072000; includeSubDomains; preload
X-content-security-policy default-src 'self'; img-src *; media-src * data:;
X-content-type-options nosniff
X-frame-options SAMEORIGIN
X-pantheon-styx-hostname styx-us-a-7ffbcf568d-zbbp6
X-permitted-cross-domain-policies none
X-styx-req-id 10866a3b-8547-11f1-883d-2613af740b7e
Age 41114
Accept-ranges bytes
Via 1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish
Date Wed, 22 Jul 2026 08:24:45 GMT
X-served-by cache-chi-klot8100088-CHI, cache-par-lfpg1960084-PAR, cache-par-lfpg1960093-PAR, cache-par-lfpg1960093-PAR
X-cache HIT, HIT, MISS, MISS
X-cache-hits 38, 0, 0, 0
X-timer S1784708685.491001,VS0,VE6
Vary Accept-Encoding, Cookie, Cookie
Content-length 56995
