Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 52.18.144.254 |
| Server Software | nginx/1.30.3 |
|
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 52.18.144.254
Server Software nginx/1.30.3
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://qt-project.org:443 | 302 | HTTP/1.1 302 Found |
| 2 | https://contribute.qt-project.org/ | 200 | HTTP/2 200 |
#1 URL https://qt-project.org:443
HTTP Status Code 302
Status HTTP/1.1 302 Found
#2 URL https://contribute.qt-project.org/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 53.2 ms |
| TCP Connect | 87.7 ms |
| TLS Handshake | 38.3 ms |
| Time To First Byte (TTFB) | 166 ms |
| Content Download | 0 ms |
| Total Response Time | 166 ms |
DNS Lookup 53.2 ms
TCP Connect 87.7 ms
TLS Handshake 38.3 ms
Time To First Byte (TTFB) 166 ms
Content Download 0 ms
Total Response Time 166 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains; preload |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000; includeSubDomains; preload
CSP ✔ Configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
Title The Qt Project
Detected Technologies
Technology React Nginx
HTTP Headers
| Server
| nginx/1.30.3 |
| Date
| Fri, 24 Jul 2026 09:05:07 GMT |
| Content-type
| text/html; charset=utf-8 |
| Content-length
| 4261 |
| X-frame-options
| SAMEORIGIN |
| Content-security-policy
| frame-ancestors 'none' |
| X-xss-protection
| 1; mode=block |
| X-content-type-options
| nosniff |
| Referrer-policy
| strict-origin |
| X-permitted-cross-domain-policies
| none |
| Strict-transport-security
| max-age=31536000; includeSubDomains; preload |
| Feature-policy
| geolocation 'none'; camera 'none'; microphone 'none'; fullscreen 'none'; |
| Expect-ct
| enforce, max-age=31536000 |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1 |
Server nginx/1.30.3
Date Fri, 24 Jul 2026 09:05:07 GMT
Content-type text/html; charset=utf-8
Content-length 4261
X-frame-options SAMEORIGIN
Content-security-policy frame-ancestors 'none'
X-xss-protection 1; mode=block
X-content-type-options nosniff
Referrer-policy strict-origin
X-permitted-cross-domain-policies none
Strict-transport-security max-age=31536000; includeSubDomains; preload
Feature-policy geolocation 'none'; camera 'none'; microphone 'none'; fullscreen 'none';
Expect-ct enforce, max-age=31536000
