spektrum.de
Spektrum.de - Nachrichten aus Wissenschaft und Forschung
Last scanned Jul 25, 2026, 10:25 AM · 2 views
Overall score
Excellent
Summary
Experten aus Wissenschaft und Forschung berichten über die aktuellen Erkenntnisse ihrer Fachgebiete - kompetent, authentisch und verständlich. This website uses Apache hosted on Fastly behind Fastly CDN. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (90/100). Top issue: sitemap.xml not found.
Experten aus Wissenschaft und Forschung berichten über die aktuellen Erkenntnisse ihrer Fachgebiete - kompetent, authentisch und verständlich.
- United States
- Hosted on Fastly
Top issues to fix
5 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
18 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
1 issue(s) found
Performance
133 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Spektrum.de - Nachrichten aus Wissenschaft und Forschung
- Description
- Experten aus Wissenschaft und Forschung berichten über die aktuellen Erkenntnisse ihrer Fachgebiete - kompetent, authentisch und verständlich.
- Canonical
- https://www.spektrum.de/
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- max-snippet:-1,max-image-preview:large,max-video-preview:-1,
- Manifest
- https://static.spektrum.de/js_css/assets/favicon/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.spektrum.de
- Valid from
- Jun 4, 2026
- Valid to
- Sep 2, 2026
- Days until expiry
- 38
- SAN domains
- www.spektrum.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 83
Links
281 internal · 27 external · 18 broken
Images
7 total · 0 missing alt
Scripts / Styles
17 scripts · 1 stylesheets
JS / CSS size
653 KB · 578 KB
Page size
195 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 5
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://spektrum.de
- Final URL
- https://www.spektrum.de/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 130 ms
- HTML size
- 195 KB
- Redirect chain
- https://spektrum.de → https://www.spektrum.de/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does spektrum.de use?
- spektrum.de is built with jQuery, Apache.
- Is spektrum.de secure (HTTPS)?
- Yes. spektrum.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 2, 2026.
- Who hosts spektrum.de?
- spektrum.de is hosted on Fastly, behind Fastly CDN.
- What is spektrum.de's SEO score?
- spektrum.de scored 95/100 for SEO in the latest analysis (excellent).
- What is spektrum.de's overall website score?
- spektrum.de has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card