Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 151.101.194.137 |
| CDN | CDN (HIT, HIT) |
| 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 151.101.194.137
CDN CDN (HIT, HIT)
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://wissen.de:443 | 301 | HTTP/2 301 |
| 2 | https://www.wissen.de/ | 200 | HTTP/2 200 |
#1 URL https://wissen.de:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.wissen.de/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 21.9 ms |
| TCP Connect | 22.7 ms |
| TLS Handshake | 5.2 ms |
| Time To First Byte (TTFB) | 32.1 ms |
| Content Download | 1.8 ms |
| Total Response Time | 33.9 ms |
DNS Lookup 21.9 ms
TCP Connect 22.7 ms
TLS Handshake 5.2 ms
Time To First Byte (TTFB) 32.1 ms
Content Download 1.8 ms
Total Response Time 33.9 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31557600 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31557600
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Allgemeinbildung | Wissenstest | Lexikon | Wörterbücher | Suche | wissen.de |
| Meta Description | wissen.de ist das Wissensportal im deutschsprachigen Raum. Auf wissen.de finden Sie geprüfte Informationen. Kurz, knapp und präzise. |
| Canonical | https://www.wissen.de/ |
| Robots Meta | index, follow, max-snippet:-1, max-video-preview:-1, max-image-preview:large |
| Open Graph Title | Allgemeinbildung | Wissenstest | Lexikon | Wörterbücher | Suche | wissen.de |
| Open Graph Description | wissen.de ist das Wissensportal im deutschsprachigen Raum. Auf wissen.de finden Sie geprüfte Informationen. Kurz, knapp und präzise. |
Title Allgemeinbildung | Wissenstest | Lexikon | Wörterbücher | Suche | wissen.de
Meta Description wissen.de ist das Wissensportal im deutschsprachigen Raum. Auf wissen.de finden Sie geprüfte Informationen. Kurz, knapp und präzise.
Canonical https://www.wissen.de/
Robots Meta index, follow, max-snippet:-1, max-video-preview:-1, max-image-preview:large
Open Graph Title Allgemeinbildung | Wissenstest | Lexikon | Wörterbücher | Suche | wissen.de
Open Graph Description wissen.de ist das Wissensportal im deutschsprachigen Raum. Auf wissen.de finden Sie geprüfte Informationen. Kurz, knapp und präzise.
Detected Technologies
| Technology | Drupal Google Analytics Google Tag Manager PHP Matomo |
Technology Drupal Google Analytics Google Tag Manager PHP Matomo
HTTP Headers
| Content-type
| text/html; charset=UTF-8 |
| X-drupal-dynamic-cache
| MISS |
| X-ua-compatible
| IE=edge |
| Content-language
| de |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
| Expires
| Sun, 19 Nov 1978 05:00:00 GMT |
| Last-modified
| Thu, 16 Jul 2026 12:05:19 GMT |
| Etag
| "1784203519" |
| Content-encoding
| gzip |
| Accept-ranges
| bytes |
| Age
| 518373 |
| Date
| Wed, 22 Jul 2026 12:04:54 GMT |
| X-served-by
| cache-fra-etou8220147-FRA, cache-par-lfpg1960089-PAR |
| X-cache
| HIT, HIT |
| X-cache-hits
| 109, 0 |
| X-timer
| S1784721894.026981,VS0,VE3 |
| Vary
| Cookie, Accept-Encoding |
| Cache-control
| no-store, no-cache, must-revalidate, max-age=0 |
| Strict-transport-security
| max-age=31557600 |
| Alt-svc
| h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400 |
| Content-length
| 28373 |
Meta Tags
| Google-site-verification | X84spxbZ9PPRQZrALj3EcC42Xa0Ie_Ym1lsb4erR-CY |
| Content-language | de |
| Robots | index, follow, max-snippet:-1, max-video-preview:-1, max-image-preview:large |
| Description | wissen.de ist das Wissensportal im deutschsprachigen Raum. Auf wissen.de finden Sie geprüfte Informationen. Kurz, knapp und präzise. |
| Keywords | Wissen, Portal, Nachschlagen, Suchen, Wissenstest, Wörterbücher, Allgemeinwissen, Wissenstests, Wörterbuch, Lexikon, Allgemeinbildung |
| Generator | Drupal 9 (https://www.drupal.org) |
| MobileOptimized | width |
| HandheldFriendly | true |
| Viewport | width=device-width,initial-scale=1.0 |
| Publisher | Konradin Medien GmbH, Leinfelden-Echterdingen |
| Author | Konradin Medien GmbH, Leinfelden-Echterdingen |
| Msvalidate.01 | 4E118C9242E2AA5E9A9A90E9F4B2306E |
Content-type text/html; charset=UTF-8
X-drupal-dynamic-cache MISS
X-ua-compatible IE=edge
Content-language de
X-content-type-options nosniff
X-frame-options SAMEORIGIN
Expires Sun, 19 Nov 1978 05:00:00 GMT
Last-modified Thu, 16 Jul 2026 12:05:19 GMT
Etag "1784203519"
Content-encoding gzip
Accept-ranges bytes
Age 518373
Date Wed, 22 Jul 2026 12:04:54 GMT
X-served-by cache-fra-etou8220147-FRA, cache-par-lfpg1960089-PAR
X-cache HIT, HIT
X-cache-hits 109, 0
X-timer S1784721894.026981,VS0,VE3
Vary Cookie, Accept-Encoding
Cache-control no-store, no-cache, must-revalidate, max-age=0
Strict-transport-security max-age=31557600
Alt-svc h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
Content-length 28373
