Technical Information
| HTTP Status Code | 404 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 129.20.126.129 |
| Server Software | Apache |
|
🔍 🟡 404 Not Found | The requested page does not exist. Check the URL or server configuration. |
|
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 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 404
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 129.20.126.129
Server Software Apache
🔍 🟡 404 Not Found The requested page does not exist. Check the URL or server configuration.
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 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Performance
| DNS Lookup | 13.9 ms |
| TCP Connect | 22 ms |
| TLS Handshake | 15.2 ms |
| Time To First Byte (TTFB) | 47.1 ms |
| Content Download | 0 ms |
| Total Response Time | 47.2 ms |
DNS Lookup 13.9 ms
TCP Connect 22 ms
TLS Handshake 15.2 ms
Time To First Byte (TTFB) 47.1 ms
Content Download 0 ms
Total Response Time 47.2 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Page introuvable - Erreur 404 | Université de Rennes |
Title Page introuvable - Erreur 404 | Université de Rennes
Detected Technologies
Technology Apache
HTTP Headers
| Date | Tue, 28 Jul 2026 05:09:38 GMT |
| Server | Apache |
| Last-modified | Wed, 20 May 2026 10:36:11 GMT |
| Etag | "3fe-6523d5d456f10" |
| Accept-ranges | bytes |
| Content-length | 1022 |
| Vary | User-Agent |
| Content-type | text/html; charset=UTF-8 |
Meta Tags
| Viewport | width=device-width, initial-scale=1, maximum-scale=5, user-scalable=yes |
Date Tue, 28 Jul 2026 05:09:38 GMT
Server Apache
Last-modified Wed, 20 May 2026 10:36:11 GMT
Etag "3fe-6523d5d456f10"
Accept-ranges bytes
Content-length 1022
Vary User-Agent
Content-type text/html; charset=UTF-8
