Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 104.21.26.138 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🔒 🟡 Mixed Content (2 HTTP resources) | The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers. |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 104.21.26.138
Server Software cloudflare
CDN Cloudflare
Compression gzip
🔒 🟡 Mixed Content (2 HTTP resources) The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Performance
| DNS Lookup | 21.7 ms |
| TCP Connect | 23 ms |
| TLS Handshake | 8.1 ms |
| Time To First Byte (TTFB) | 405 ms |
| Content Download | 23.8 ms |
| Total Response Time | 428.8 ms |
DNS Lookup 21.7 ms
TCP Connect 23 ms
TLS Handshake 8.1 ms
Time To First Byte (TTFB) 405 ms
Content Download 23.8 ms
Total Response Time 428.8 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Permissions Policy | ✔ Configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Permissions Policy ✔ Configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
Detected Technologies
| Technology | Drupal Google Analytics Google Tag Manager Cloudflare |
Technology Drupal Google Analytics Google Tag Manager Cloudflare
HTTP Headers
| Date
| Tue, 21 Jul 2026 11:23:16 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Server
| cloudflare |
| Cache-control
| must-revalidate, no-cache, private |
| X-drupal-dynamic-cache
| UNCACHEABLE |
| X-ua-compatible
| IE=edge |
| Content-language
| cs |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
| Permissions-policy
| interest-cohort=() |
| Expires
| Sun, 19 Nov 1978 05:00:00 GMT |
| X-generator
| Drupal 9 (https://www.drupal.org) |
| X-drupal-cache
| HIT |
| Vary
| Accept-Encoding |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=l31LE51NQDYj9ljvARx%2FHwp1BrkJUmeSSxslFGBqT07nmbk4ti0QUTJhaW1mc3gZdFj2aRHA4PzVaNGRw%2FixWYHsfBx2pWGvVxMRnHmsAWVrJWlP2pD2jHmE58XIApMqRd4x%2FgaCZhs6pYJof%2Bc%3D"}]} |
| X-request-id
| v-91634124-84f6-11f1-b9a2-cf30aef7c8a1 |
| X-ah-environment
| test |
| Age
| 0 |
| Via
| varnish |
| X-cache
| MISS |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Cf-cache-status
| DYNAMIC |
| Content-encoding
| gzip |
| Cf-ray
| a1e9d5204fa722a4-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Generator | Drupal 9 (https://www.drupal.org) |
| MobileOptimized | width |
| HandheldFriendly | true |
| Viewport | width=device-width, initial-scale=1.0 |
| Msapplication-TileColor | #ffffff |
| Msapplication-config | /themes/custom/dcz_theme/images/favicon/browserconfig.xml |
| Theme-color | #ffffff |
Date Tue, 21 Jul 2026 11:23:16 GMT
Content-type text/html; charset=UTF-8
Server cloudflare
Cache-control must-revalidate, no-cache, private
X-drupal-dynamic-cache UNCACHEABLE
X-ua-compatible IE=edge
Content-language cs
X-content-type-options nosniff
X-frame-options SAMEORIGIN
Permissions-policy interest-cohort=()
Expires Sun, 19 Nov 1978 05:00:00 GMT
X-generator Drupal 9 (https://www.drupal.org)
X-drupal-cache HIT
Vary Accept-Encoding
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=l31LE51NQDYj9ljvARx%2FHwp1BrkJUmeSSxslFGBqT07nmbk4ti0QUTJhaW1mc3gZdFj2aRHA4PzVaNGRw%2FixWYHsfBx2pWGvVxMRnHmsAWVrJWlP2pD2jHmE58XIApMqRd4x%2FgaCZhs6pYJof%2Bc%3D"}]}
X-request-id v-91634124-84f6-11f1-b9a2-cf30aef7c8a1
X-ah-environment test
Age 0
Via varnish
X-cache MISS
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cf-cache-status DYNAMIC
Content-encoding gzip
Cf-ray a1e9d5204fa722a4-CDG
Alt-svc h3=":443"; ma=86400
