Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 51.91.98.25 |
| Server Software | nginx |
|
🔒 🟡 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 🔵 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 51.91.98.25
Server Software nginx
🔒 🟡 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 🔵 No Compression The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Performance
| DNS Lookup | 29 ms |
| TCP Connect | 38.1 ms |
| TLS Handshake | 12.2 ms |
| Time To First Byte (TTFB) | 59.2 ms |
| Content Download | 0 ms |
| Total Response Time | 59.2 ms |
DNS Lookup 29 ms
TCP Connect 38.1 ms
TLS Handshake 12.2 ms
Time To First Byte (TTFB) 59.2 ms
Content Download 0 ms
Total Response Time 59.2 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ sameorigin |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ✔ Configured
X-Frame-Options ✔ sameorigin
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Association des collaborateurs et collaboratrices de Nicolas Bourbaki |
Title Association des collaborateurs et collaboratrices de Nicolas Bourbaki
Detected Technologies
| Technology | Google Analytics Nginx |
Technology Google Analytics Nginx
HTTP Headers
| Server
| nginx |
| Date
| Tue, 25 Aug 2026 17:38:18 GMT |
| Content-Type
| text/html |
| Content-Length
| 9262 |
| Last-Modified
| Tue, 26 May 2026 16:49:17 GMT |
| Connection
| keep-alive |
| ETag
| "6a15cf0d-242e" |
| X-Frame-Options
| sameorigin |
| X-Content-Type-Options
| nosniff |
| X-XSS-Protection
| 1; mode=block |
| X-Download-Options
| noopen |
| X-Permitted-Cross-Domain-Policies
| none |
| Content-Security-Policy
| default-src https: data: 'unsafe-inline' 'unsafe-eval' |
| Referrer-Policy
| strict-origin |
| Accept-Ranges
| bytes |
Server nginx
Date Tue, 25 Aug 2026 17:38:18 GMT
Content-Type text/html
Content-Length 9262
Last-Modified Tue, 26 May 2026 16:49:17 GMT
Connection keep-alive
ETag "6a15cf0d-242e"
X-Frame-Options sameorigin
X-Content-Type-Options nosniff
X-XSS-Protection 1; mode=block
X-Download-Options noopen
X-Permitted-Cross-Domain-Policies none
Content-Security-Policy default-src https: data: 'unsafe-inline' 'unsafe-eval'
Referrer-Policy strict-origin
Accept-Ranges bytes
