klett-cotta.de
Startseite | Klett-Cotta
Last scanned Aug 24, 2026, 1:21 PM · 1 view
Overall score
Excellent
Summary
Alle Bücher vom Verlag Klett-Cotta aus den Bereichen Fantasy, Literatur, Sachbuch, Geschichte, Psychotherapie, Pädagogik und Philosophie. This website uses Next.js. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance good (80/100). Top issue: robots.txt not found.
Klett-Cotta Verlag
Alle Bücher vom Verlag Klett-Cotta aus den Bereichen Fantasy, Literatur, Sachbuch, Geschichte, Psychotherapie, Pädagogik und Philosophie. Service-Leistungen für Leser, Presse, Buchhandel sowie alle Ansprechpartner
- Rotebühlstraße 77, Stuttgart, 70178, DE
Top issues to fix
3 issues found
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.
17 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
1.19 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Klett-Cotta Verlag
Alle Bücher vom Verlag Klett-Cotta aus den Bereichen Fantasy, Literatur, Sachbuch, Geschichte, Psychotherapie, Pädagogik und Philosophie. Service-Leistungen für Leser, Presse, Buchhandel sowie alle Ansprechpartner
Contact
Email, phone, and address published on this site's own pages.
- info@klett-cotta.de
- Address
- Rotebühlstraße 77, Stuttgart, 70178, DE
Meta tags
- Title
- Startseite | Klett-Cotta
- Description
- Klett-Cotta Verlag
- Canonical
- https://www.klett-cotta.de/startseite-c-1
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- 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
- Let's Encrypt
- Subject
- www.klett-cotta.de
- Valid from
- Jul 3, 2026
- Valid to
- Oct 1, 2026
- Days until expiry
- 37
- SAN domains
- klett-cotta.de, www.klett-cotta.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 103
Links
175 internal · 12 external · 17 broken
Images
14 total · 0 missing alt
Scripts / Styles
33 scripts · 8 stylesheets
JS / CSS size
244 KB · 0 B
Page size
413 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://klett-cotta.de
- Final URL
- https://www.klett-cotta.de/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.19 s
- HTML size
- 413 KB
- Redirect chain
- https://klett-cotta.de → https://www.klett-cotta.de/
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Frequently asked questions
- What technology does klett-cotta.de use?
- klett-cotta.de is built with Next.js, Nginx.
- Is klett-cotta.de secure (HTTPS)?
- Yes. klett-cotta.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 1, 2026.
- Who hosts klett-cotta.de?
- Hosting provider information for klett-cotta.de is not available yet.
- What is klett-cotta.de's SEO score?
- klett-cotta.de scored 90/100 for SEO in the latest analysis (excellent).
- What is klett-cotta.de's overall website score?
- klett-cotta.de has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
- What company operates klett-cotta.de?
- klett-cotta.de is operated by Klett-Cotta Verlag. Alle Bücher vom Verlag Klett-Cotta aus den Bereichen Fantasy, Literatur, Sachbuch, Geschichte, Psychotherapie, Pädagogik und Philosophie. Service-Leistungen für Leser, Presse, Buchhandel sowie alle Ansprechpartner
OpenGraph & Twitter Card
OpenGraph
Twitter Card