checkfelix.com
Billigflüge vergleichen - günstige Flüge mit checkfelix buchen
Last scanned Aug 24, 2026, 1:22 PM · 1 view
Overall score
Great
Summary
Vergleiche Billigflüge zahlreicher Fluggesellschaften mit einem Klick: ✓ Flüge suchen & vergleichen ✓ Flüge finden ✓ Flüge online buchen. This website uses Google Analytics hosted on Fastly behind Fastly CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance fair (65/100). Top issue: Title longer than 60 characters.
Checkfelix
Vergleiche Billigflüge zahlreicher Fluggesellschaften mit einem Klick: ✓ Flüge suchen & vergleichen ✓ Flüge finden ✓ Flüge online buchen. Starte jetzt den Preisvergleich mit der Flugsuchmaschine von checkfelix und finde günstige Flugangebote!
- United States
- Hosted on Fastly
Top issues to fix
4 issues found
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
6 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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
SEO
2 issue(s) found
Performance
649 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Checkfelix
Vergleiche Billigflüge zahlreicher Fluggesellschaften mit einem Klick: ✓ Flüge suchen & vergleichen ✓ Flüge finden ✓ Flüge online buchen. Starte jetzt den Preisvergleich mit der Flugsuchmaschine von checkfelix und finde günstige Flugangebote!
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Billigflüge vergleichen - günstige Flüge mit checkfelix buchen
- Description
- Vergleiche Billigflüge zahlreicher Fluggesellschaften mit einem Klick: ✓ Flüge suchen & vergleichen ✓ Flüge finden ✓ Flüge online buchen. Starte jetzt den Preisvergleich mit der Flugsuchmaschine von checkfelix und finde günstige Flugangebote!
- Canonical
- https://www.checkfelix.com
- Language
- de-at
- Charset
- Viewport
- width=device-width, initial-scale=1, minimum-scale=1
- Robots meta
- index,follow
- Manifest
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.checkfelix.com
- Valid from
- Jun 30, 2026
- Valid to
- Sep 28, 2026
- Days until expiry
- 34
- SAN domains
- www.checkfelix.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 8 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 32
Links
133 internal · 0 external · 0 broken
Images
8 total · 0 missing alt
Scripts / Styles
14 scripts · 98 stylesheets
JS / CSS size
1.7 MB · 10.8 KB
Page size
1.1 MB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 1052
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://checkfelix.com
- Final URL
- https://www.checkfelix.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 627 ms
- HTML size
- 1.1 MB
- Redirect chain
- https://checkfelix.com → https://www.checkfelix.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does checkfelix.com use?
- checkfelix.com is built with Google Analytics.
- Is checkfelix.com secure (HTTPS)?
- Yes. checkfelix.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 28, 2026.
- Who hosts checkfelix.com?
- checkfelix.com is hosted on Fastly, behind Fastly CDN.
- What is checkfelix.com's SEO score?
- checkfelix.com scored 90/100 for SEO in the latest analysis (excellent).
- What is checkfelix.com's overall website score?
- checkfelix.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
- What company operates checkfelix.com?
- checkfelix.com is operated by Checkfelix. Vergleiche Billigflüge zahlreicher Fluggesellschaften mit einem Klick: ✓ Flüge suchen & vergleichen ✓ Flüge finden ✓ Flüge online buchen. Starte jetzt den Preisvergleich mit der Flugsuchmaschine von checkfelix und finde günstige Flugangebote!
OpenGraph & Twitter Card
OpenGraph
Twitter Card