krebsco.de website report
krebscode
Last scanned · 3 views
Overall score
Fair
About krebsco.de
krebsco.de is a website.
Score profile
Top issues to fix
14 issues found · 5 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
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 viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
+8 more issues — details in the sections below.
How it compares
krebsco.de scores higher overall than 14% 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
krebsco.de is built with Nginx.
Servers (1)
Hosting & DNS
- 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
krebsco.de uses TLS 1.3 with a certificate valid for 79 more days and sets 0 of 6 recommended security headers.
Security headers0 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
- 0
Email security
krebsco.de scores D for email security, with SPF and no DMARC policy.
- SPFGood
Rejects senders not listed (-all).
- DMARCNot set
No DMARC policy: forged mail is not told to be rejected.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Performance & carbon
krebsco.de scores 100/100 for performance, with an estimated load time of 0.1 s. A visit emits an estimated 0.00 g of CO2 (grade A+).
Page weight
- HTML 1.3 KB
- JavaScript 263 B
- CSS 187 B
- Est. load
- 124 ms
- Response
- 124 ms
- Scripts / CSS
- 1 / 0
Carbon per visitA+
0.00 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
krebsco.de scores 50/100 for SEO and 75/100 for accessibility, with 7 SEO issues to fix.
Heading structure
No H1 found.
Image alt text
1 images · 0 without alt text · 0 lazy-loaded
Links
- External 5
- Broken 5
SEO issues7
- 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 issues3
- No H1 heading found
- Missing <html lang> attribute
- Missing viewport meta tag
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- krebscode
- Description
- Canonical
- Language
- 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://krebsco.de
- HTTP status
- 200
- Redirects
- https://krebsco.de
- Scanned
- Aug 24, 2026, 1:22 PM
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<a href="https://sitegraph.tech/site/krebsco-de"><img src="https://sitegraph.tech/badge/krebsco-de.svg" alt="krebsco.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 krebsco.de
- What is krebsco.de?
- krebsco.de is a website.
- What technology does krebsco.de use?
- krebsco.de is built with Nginx.
- Is krebsco.de secure?
- krebsco.de uses TLS 1.3 with a certificate valid for 79 more days and sets 0 of 6 recommended security headers.
- Is krebsco.de protected against email spoofing?
- krebsco.de scores D for email security, with SPF and no DMARC policy.
- How does krebsco.de compare with similar sites?
- krebsco.de scores higher overall than 14% of the 163,243 sites we have scanned.
- What is krebsco.de's overall score?
- krebsco.de has an overall SiteGraph score of 71/100, combining SEO (50), performance (100), security (65) and accessibility (75).
Open Graph & Twitter