quarks.de
Quarks | Wissen
Last scanned Aug 6, 2026, 2:00 AM · 7 views
Overall score
Excellent
Summary
Quarks zeigt, wie ihr euch in der komplizierten Welt zurechtfindet – evidenzbasiert. This website uses WordPress. SEO is good (85/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.
Quarks zeigt, wie ihr euch in der komplizierten Welt zurechtfindet – evidenzbasiert. Gemacht mit Hirn, Herz und unserem Rundfunkbeitrag.
Top issues to fix
6 issues found
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
More than 20% of images are missing alt text
AccessibilityAdd alt attributes to the remaining images (use alt="" for purely decorative ones).
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
279 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
0 overall since Jul 26, 2026
- Overall
- 90
- SEO
- 85
- Security
- 90
- Performance
- 100
- Accessibility
- 85
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Quarks | Wissen
- Description
- Quarks zeigt, wie ihr euch in der komplizierten Welt zurechtfindet – evidenzbasiert. Gemacht mit Hirn, Herz und unserem Rundfunkbeitrag.
- Canonical
- https://www.quarks.de/
- Language
- de-DE
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
- https://www.quarks.de/wp-content/themes/understrap/assets/fav/site.webmanifest
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
- DigiCert Inc
- Subject
- www.wdr.de
- Valid from
- Dec 7, 2025
- Valid to
- Dec 8, 2026
- Days until expiry
- 124
- SAN domains
- www.wdr.de, 1livekrone.de, allegegenpistor.wdr2.de, cdni-pageflow.wdr.de, cdnl.reportage.wdr.de, diedunkleseite.1live.de, exporte2.wdr.de, festivals.1live.de, festivals.einslive.de, freundeskreis.einslive.de, gewinnspiel.einslive.de, konzertplayer.wdr3.de, loveplane.1live.de, loveplane.einslive.de, lovetrain.einslive.de, ondemand-http.wdr.de, origin-geo-de.wdr.de, origin.festivals.1live.de, origin.festivals.einslive.de, podcast.wdr.de, quiz.wdr2.de, static.freundeskreis.einslive.de, wdr.de, www.einslive.de, www.einslivekrone.de, www.festivals.1live.de, www.festivals.einslive.de, www.kinderradionacht.de, www.lindenstrasse.de, www.planet-wissen.de, www.quarks.de, www.wdr2.de, www.wdr3.de, www.wdr4.de, www.wdr5.de, www.wdrmaus.de, www1.wdr.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 2 · H2 23 · H3 25
Links
74 internal · 10 external · 20 broken
Images
53 total · 16 missing alt
Scripts / Styles
67 scripts · 28 stylesheets
JS / CSS size
74.9 KB · 12.8 KB
Page size
224 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
Scan details
- Requested URL
- https://quarks.de
- Final URL
- https://www.quarks.de
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 275 ms
- HTML size
- 224 KB
- Redirect chain
- https://quarks.de → https://www.quarks.de
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does quarks.de use?
- quarks.de is built with PHP, WordPress, jQuery, Apache.
- Is quarks.de secure (HTTPS)?
- Yes. quarks.de uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Dec 8, 2026.
- Who hosts quarks.de?
- Hosting provider information for quarks.de is not available yet.
- What is quarks.de's SEO score?
- quarks.de scored 85/100 for SEO in the latest analysis (great).
- What is quarks.de's overall website score?
- quarks.de has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
- Has quarks.de's score changed over time?
- quarks.de's overall score has stayed steady at 90/100 since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card