klack.de website report
Fernsehprogramm heute: schnell und übersichtlich | klack.de
Last scanned
Overall score
Great
About klack.de
klack.de is a website. It describes itself as “Kostenloses Internet-Fernsehprogramm von heute”. The site is delivered through Cloudflare.
Score profile
Top issues to fix
9 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
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.
+3 more issues — details in the sections below.
How it compares
klack.de scores higher overall than 65% of the 163,243 sites we have scanned.
vs. All scanned sites
163,243 sitesThe dot is this site; the tick is the typical (median) score for the group. The number on the right is the percentile: the share of the group this site scores above.
Technology stack
klack.de is built with jQuery and Google Analytics.
Analytics (1)
Libraries (1)
Hosting & DNS
klack.de is delivered through Cloudflare.
- IP address
- —
- ASN
- —
- IPv6
- Not supported
- HTTP
- HTTP/2
Show DNS record values
TXT record contents are not republished; only their count is shown.
Security
klack.de uses TLS 1.3 with a certificate valid for 40 more days and sets 3 of 6 recommended security headers.
Security headers3 of 6 set
- HSTSForces HTTPS
- CSPBlocks injected scripts
- X-Frame-OptionsStops clickjacking
- X-Content-TypeStops MIME sniffing
- Referrer-PolicyLimits URL leakage
- Permissions-PolicyRestricts browser features
TLS certificate
- Names covered
- 2
- Cookies set
- 1
Email security
klack.de scores D for email security, with SPF and DMARC policy “none”.
- SPFWeak
Marks unlisted senders as suspicious (~all) but does not reject them.
- DMARCWeak
Monitoring only: forged mail is still delivered.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Mail services authorised in SPF: Amazon SESCloudflare Email RoutingMicrosoft 365
Performance & carbon
klack.de scores 90/100 for performance, with an estimated load time of 1.3 s. A visit emits an estimated 0.06 g of CO2 (grade A+).
Page weight
- HTML 142 KB
- JavaScript 8.2 KB
- Est. load
- 1.25 s
- Response
- 1.25 s
- Scripts / CSS
- 24 / 4
Carbon per visitA+
0.06 g CO2 per uncached view
Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.
SEO & accessibility
klack.de scores 70/100 for SEO and 95/100 for accessibility, with 5 SEO issues to fix.
Heading structure
One H1: good.
Image alt text
46 images · 0 without alt text · 0 lazy-loaded
Links
- Internal 87
- External 13
- Broken 20
SEO issues5
- Meta description longer than 160 characters
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues1
- Missing viewport meta tag
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- Fernsehprogramm heute: schnell und übersichtlich | klack.de
- Description
- Kostenloses Internet-Fernsehprogramm von heute. Schnelle Übersicht von allen Fernsehprogrammen und Sendungen. Wir zeigen auf einen Blick, was das Fernsehen von heute zu bieten hat!
- Canonical
- https://www.klack.de/
- Language
- de-de
- Robots meta
Crawl files
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
Structured data
No JSON-LD types declared.
- Microdata items
- 0
- RDFa items
- 0
Scan
- Final URL
- https://www.klack.de/
- HTTP status
- 200
- Redirects
- https://klack.de → https://www.klack.de/
- Scanned
- Aug 24, 2026, 1:23 PM
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<a href="https://sitegraph.tech/site/klack-de"><img src="https://sitegraph.tech/badge/klack-de.svg" alt="klack.de on SiteGraph" width="190" height="20" /></a>See something wrong on this report? Request a correction or ask for something to be removed.
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Frequently asked questions about klack.de
- What is klack.de?
- klack.de is a website. It describes itself as “Kostenloses Internet-Fernsehprogramm von heute”. The site is delivered through Cloudflare.
- What technology does klack.de use?
- klack.de is built with jQuery and Google Analytics.
- Who hosts klack.de?
- klack.de is delivered through Cloudflare.
- Is klack.de secure?
- klack.de uses TLS 1.3 with a certificate valid for 40 more days and sets 3 of 6 recommended security headers.
- Is klack.de protected against email spoofing?
- klack.de scores D for email security, with SPF and DMARC policy “none”.
- How does klack.de compare with similar sites?
- klack.de scores higher overall than 65% of the 163,243 sites we have scanned.
- What is klack.de's overall score?
- klack.de has an overall SiteGraph score of 85/100, combining SEO (70), performance (90), security (90) and accessibility (95).
Open Graph & Twitter