Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 134.91.197.147 |
| Server Software | Apache |
| Compression | gzip |
|
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 134.91.197.147
Server Software Apache
Compression gzip
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://uni-due.de:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://www.uni-due.de/ | 200 | HTTP/1.1 200 OK |
#1 URL https://uni-due.de:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#2 URL https://www.uni-due.de/
HTTP Status Code 200
Status HTTP/1.1 200 OK
Performance
| DNS Lookup | 28.7 ms |
| TCP Connect | 44.3 ms |
| TLS Handshake | 35.6 ms |
| Time To First Byte (TTFB) | 113.6 ms |
| Content Download | 0.4 ms |
| Total Response Time | 114 ms |
DNS Lookup 28.7 ms
TCP Connect 44.3 ms
TLS Handshake 35.6 ms
Time To First Byte (TTFB) 113.6 ms
Content Download 0.4 ms
Total Response Time 114 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=0;includeSubDomains |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=0;includeSubDomains
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Willkommen an der Universität Duisburg-Essen |
| Robots Meta | index,follow |
Title Willkommen an der Universität Duisburg-Essen
Robots Meta index,follow
Detected Technologies
| Technology | jQuery Google Analytics Apache PHP |
Technology jQuery Google Analytics Apache PHP
HTTP Headers
| Date
| Wed, 22 Jul 2026 06:43:24 GMT |
| Server
| Apache |
| X-Frame-Options
| SAMEORIGIN |
| X-Powered-By
| PHP/8.2.55 |
| Vary
| Accept-Encoding |
| Content-Encoding
| gzip |
| Cache-Control
| max-age=60 |
| Expires
| Wed, 22 Jul 2026 06:44:24 GMT |
| Strict-Transport-Security
| max-age=0;includeSubDomains |
| Access-Control-Allow-Origin
| https://udue.de |
| Content-Length
| 11105 |
| Content-Type
| text/html; charset=UTF-8 |
Meta Tags
| GENERATOR | IMPERIA 9.2.14 |
| Viewport | width=device-width, initial-scale=1, shrink-to-fit=no |
| Msapplication-TileColor | #ffffff |
| Msapplication-TileImage |  |
| Theme-color | #ffffff |
| Robots | index,follow |
| Rubrik | Portal (Uni-Startseite) ... [2007] ... Deutsch |
| X-Imperia-Live-Info | 6f31e55b-40ae-2401-5560-5694e68b13a1/402/4331/4332/4389/780902 |
Date Wed, 22 Jul 2026 06:43:24 GMT
Server Apache
X-Frame-Options SAMEORIGIN
X-Powered-By PHP/8.2.55
Vary Accept-Encoding
Content-Encoding gzip
Cache-Control max-age=60
Expires Wed, 22 Jul 2026 06:44:24 GMT
Strict-Transport-Security max-age=0;includeSubDomains
Access-Control-Allow-Origin https://udue.de
Content-Length 11105
Content-Type text/html; charset=UTF-8
