cetin.cz
Propojujeme Česko spolehlivou sítí - cetin.cz
Last scanned Jul 26, 2026, 11:19 AM
Overall score
Great
Summary
Provozujeme a vlastníme největší telekomunikační síť v České republice. This website uses jQuery. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
Provozujeme a vlastníme největší telekomunikační síť v České republice. 99,6 % populace má k naší síti přístup prostřednictvím pevných a mobilních technologií.
Top issues to fix
7 issues found · 1 high priority
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.
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.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
5 issue(s) found
Performance
378 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Provozujeme a vlastníme největší telekomunikační síť v České republice. 99,6 % populace má k naší síti přístup prostřednictvím pevných a mobilních technologií.
Meta tags
- Title
- Propojujeme Česko spolehlivou sítí - cetin.cz
- Description
- Provozujeme a vlastníme největší telekomunikační síť v České republice. 99,6 % populace má k naší síti přístup prostřednictvím pevných a mobilních technologií.
- Canonical
- https://www.cetin.cz
- Language
- cs-CZ
- Charset
- UTF-8
- Viewport
- initial-scale=1.0, width=device-width
- Robots meta
- Manifest
- https://www.cetin.cz/o/cetinweb2024-theme/css/assets/favicon/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
- DigiCert Inc
- Subject
- www.cetin.cz
- Valid from
- Oct 1, 2025
- Valid to
- Oct 30, 2026
- Days until expiry
- 94
- SAN domains
- www.cetin.cz, cetin.cz
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 4 cookie(s) observed
Content & assets
Headings
H1 0 · H2 1 · H3 2
Links
71 internal · 6 external · 20 broken
Images
34 total · 0 missing alt
Scripts / Styles
52 scripts · 7 stylesheets
JS / CSS size
54.4 KB · 459 B
Page size
159 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://cetin.cz
- Final URL
- https://www.cetin.cz/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 375 ms
- HTML size
- 159 KB
- Redirect chain
- https://cetin.cz → https://www.cetin.cz/
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Frequently asked questions
- What technology does cetin.cz use?
- cetin.cz is built with jQuery.
- Is cetin.cz secure (HTTPS)?
- Yes. cetin.cz uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Oct 30, 2026.
- Who hosts cetin.cz?
- Hosting provider information for cetin.cz is not available yet.
- What is cetin.cz's SEO score?
- cetin.cz scored 65/100 for SEO in the latest analysis (fair).
- What is cetin.cz's overall website score?
- cetin.cz has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card