qucosa.de
Qucosa: Startseite
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Fair
Summary
This website uses Apache. SEO is fair (50/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Missing meta description.
Top issues to fix
10 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
+4 more issues — details in the sections below.
SEO
7 issue(s) found
Performance
3.69 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Meta tags
- Title
- Qucosa: Startseite
- Description
- Canonical
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Hellenic Academic and Research Institutions CA
- Subject
- qucosa.de
- Valid from
- Feb 17, 2026
- Valid to
- Feb 17, 2027
- Days until expiry
- 176
- SAN domains
- qucosa.de, www.musiconn.qucosa.de, publish.fid-move.de, www.bibliotheksmagazin.de, tud.qucosa.de, diu.qucosa.de, htw-dresden.qucosa.de, musiconn.qucosa.de, htwk-leipzig.qucosa.de, monarch.qucosa.de, tubaf.qucosa.de, www.qucosa.de, fzd.qucosa.de, slub.qucosa.de, ubl.qucosa.de, ul.qucosa.de, bibliotheksmagazin.de, si.qucosa.de, publish.fid-move.qucosa.de, hzdr.qucosa.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 1
Links
10 internal · 3 external · 13 broken
Images
0 total · 0 missing alt
Scripts / Styles
8 scripts · 6 stylesheets
JS / CSS size
544 B · 0 B
Page size
8.9 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://qucosa.de
- Final URL
- https://www.qucosa.de/startseite/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 3.69 s
- HTML size
- 8.9 KB
- Redirect chain
- https://qucosa.de → https://www.qucosa.de/ → https://www.qucosa.de/startseite/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does qucosa.de use?
- qucosa.de is built with jQuery, Apache.
- Is qucosa.de secure (HTTPS)?
- Yes. qucosa.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 17, 2027.
- Who hosts qucosa.de?
- Hosting provider information for qucosa.de is not available yet.
- What is qucosa.de's SEO score?
- qucosa.de scored 50/100 for SEO in the latest analysis (fair).
- What is qucosa.de's overall website score?
- qucosa.de has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card