sa.cz
STUDENT AGENCY - vaše letenka do celého světa!
Last scanned Jul 26, 2026, 12:19 PM
Overall score
Great
Summary
Letenky za nejlepší ceny online za pár kliknutí. This website uses Next.js. SEO is good (75/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (90/100). Top issue: Missing canonical link.
Letenky za nejlepší ceny online za pár kliknutí
Top issues to fix
8 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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
334 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- STUDENT AGENCY - vaše letenka do celého světa!
- Description
- Letenky za nejlepší ceny online za pár kliknutí
- Canonical
- Language
- cs
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- Manifest
- https://www.studentagency.cz/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- studentagency.cz
- Valid from
- Jun 7, 2026
- Valid to
- Sep 5, 2026
- Days until expiry
- 38
- SAN domains
- *.studentagency.cz, studentagency.cz
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 9 · H3 6
Links
125 internal · 9 external · 20 broken
Images
106 total · 4 missing alt
Scripts / Styles
31 scripts · 2 stylesheets
JS / CSS size
78.4 KB · 0 B
Page size
401 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://sa.cz
- Final URL
- https://www.studentagency.cz/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 326 ms
- HTML size
- 401 KB
- Redirect chain
- https://sa.cz → https://www.studentagency.cz/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sa.cz use?
- sa.cz is built with Next.js, Nginx.
- Is sa.cz secure (HTTPS)?
- Yes. sa.cz uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 5, 2026.
- Who hosts sa.cz?
- Hosting provider information for sa.cz is not available yet.
- What is sa.cz's SEO score?
- sa.cz scored 75/100 for SEO in the latest analysis (fair).
- What is sa.cz's overall website score?
- sa.cz has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card