dfs.de
Startpage | DFS Deutsche Flugsicherung GmbH
Last scanned Aug 4, 2026, 5:00 PM · 11 views
Overall score
Great
Summary
This website uses Apache hosted on Azure. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance good (85/100). Top issue: Missing meta description.
- Germany
- Hosted on Azure
Top issues to fix
4 issues found · 2 high priority
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.
2 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
SEO
3 issue(s) found
Performance
389 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-4 overall since Jul 27, 2026
- Overall
- 87
- SEO
- 75
- Security
- 100
- Performance
- 85
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- info@dfs.de
Meta tags
- Title
- Startpage | DFS Deutsche Flugsicherung GmbH
- Description
- Canonical
- https://dfs.de/homepage/en/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, user-scalable=1
- Robots meta
- Manifest
- https://dfs.de/homepage/en/app-manifest.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Azure
- CDN provider
- —
- IP address
- 194.49.206.0
- ASN
- AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Sectigo Limited
- Subject
- *.dfs.de
- Valid from
- Sep 8, 2025
- Valid to
- Sep 8, 2026
- Days until expiry
- 35
- SAN domains
- *.dfs.de, dfs.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 0 · H2 7 · H3 10
Links
47 internal · 4 external · 0 broken
Images
16 total · 0 missing alt
Scripts / Styles
26 scripts · 1 stylesheets
JS / CSS size
1.3 MB · 699 B
Page size
83.3 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 1153
SEO issues
- Missing meta description
- No H1 heading found
- robots.txt not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://dfs.de
- Final URL
- https://dfs.de/homepage/en/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 388 ms
- HTML size
- 83.3 KB
- Redirect chain
- https://dfs.de → https://dfs.de/homepage/ → https://dfs.de/homepage/en/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does dfs.de use?
- dfs.de is built with Apache.
- Is dfs.de secure (HTTPS)?
- Yes. dfs.de uses TLS 1.2 with a certificate issued by Sectigo Limited, valid until Sep 8, 2026.
- Who hosts dfs.de?
- dfs.de is hosted on Azure.
- What is dfs.de's SEO score?
- dfs.de scored 75/100 for SEO in the latest analysis (fair).
- What is dfs.de's overall website score?
- dfs.de has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
- Has dfs.de's score changed over time?
- dfs.de's overall score has declined by 4 points (from 91 to 87) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card