Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 193.85.3.250 |
|
🔄 🟡 Long Redirect Chain | There are 4 redirects, which may affect SEO and performance. |
|
🕐 🟡 Slow Response (1660 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
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. |
|
ℹ 🔵 No Compression | The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 193.85.3.250
🔄 🟡 Long Redirect Chain There are 4 redirects, which may affect SEO and performance.
🕐 🟡 Slow Response (1660 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
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.
ℹ 🔵 No Compression The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://cnb.cz:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | http://www.cnb.cz/ | 302 | HTTP/1.0 302 Moved Temporarily |
| 3 | https://www.cnb.cz/ | 307 | HTTP/1.1 307 307 |
| 4 | https://www.cnb.cz/cs/ | 200 | HTTP/1.1 200 200 |
#1 URL https://cnb.cz:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#2 URL http://www.cnb.cz/
HTTP Status Code 302
Status HTTP/1.0 302 Moved Temporarily
#3 URL https://www.cnb.cz/
HTTP Status Code 307
Status HTTP/1.1 307 307
#4 URL https://www.cnb.cz/cs/
HTTP Status Code 200
Status HTTP/1.1 200 200
Performance
| DNS Lookup | 2.8 ms |
| TCP Connect | 18.3 ms |
| TLS Handshake | 21.6 ms |
| Time To First Byte (TTFB) | 1613.5 ms |
| Content Download | 46.5 ms |
| Total Response Time | 1660 ms |
DNS Lookup 2.8 ms
TCP Connect 18.3 ms
TLS Handshake 21.6 ms
Time To First Byte (TTFB) 1613.5 ms
Content Download 46.5 ms
Total Response Time 1660 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Česká národní banka |
| Robots Meta | index, follow |
Title Česká národní banka
Robots Meta index, follow
Detected Technologies
| Technology | Google Analytics Google Tag Manager |
Technology Google Analytics Google Tag Manager
HTTP Headers
| Date
| Wed, 19 Aug 2026 23:25:49 GMT |
| Last-Modified
| Wed, 19 Aug 2026 23:25:51 GMT |
| Cache-Control
| public, max-age=0 |
| Content-Type
| text/html;charset=UTF-8 |
| Content-Length
| 100110 |
| X-Frame-Options
| SAMEORIGIN |
| Access-Control-Allow-Origin
| apl.cnb.cz |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1.0 |
| Robots | index, follow |
| Revisit-after | 7 days |
Date Wed, 19 Aug 2026 23:25:49 GMT
Last-Modified Wed, 19 Aug 2026 23:25:51 GMT
Cache-Control public, max-age=0
Content-Type text/html;charset=UTF-8
Content-Length 100110
X-Frame-Options SAMEORIGIN
Access-Control-Allow-Origin apl.cnb.cz
