What technology does czc.cz use?

We did not detect any specific technologies for czc.cz in the latest scan.

Is czc.cz secure (HTTPS)?

Yes. czc.cz uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Nov 25, 2026.

Hosting provider information for czc.cz is not available yet.

What is czc.cz's SEO score?

czc.cz scored 75/100 for SEO in the latest analysis (fair).

What is czc.cz's overall website score?

czc.cz has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.

Has czc.cz's score changed over time?

czc.cz's overall score has improved by 1 point (from 78 to 79) since Jul 27, 2026.

czc.cz

czc-cz – váš oblíbený internetový obchod na Allegru

Last scanned Aug 4, 2026, 8:00 AM · 8 views

Overall score

Fair

Summary

Produkty z obchoduczc-cz jsou dostupné na Allegru! Nakupujte bez starostí, transakce jsou 100% bezpečné. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance fair (55/100). Top issue: No H1 heading found.

Produkty z obchoduczc-cz jsou dostupné na Allegru! Nakupujte bez starostí, transakce jsou 100% bezpečné. Vyrazte nakupovat!

Top issues to fix

7 issues found · 1 high priority

No H1 heading found
SEO
Add 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
Security
Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Missing OpenGraph tags
SEO
Add og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
Heavy page (2.5 MB)
Performance
Aim for under 2 MB: compress images and split large JavaScript bundles.

+1 more issue — details in the sections below.

SEO

4 issue(s) found

Performance

399 ms

100

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Score history

+1 overall since Jul 27, 2026

Overall: 79
SEO: 75
Security: 100
Performance: 55
Accessibility: 90

Organization

Company details published in this site's own structured data.

Produkty z obchoduczc-cz jsou dostupné na Allegru! Nakupujte bez starostí, transakce jsou 100% bezpečné. Vyrazte nakupovat!

Contact

Email, phone, and address published on this site's own pages.

Phone: +420313110064

Meta tags

Title: czc-cz – váš oblíbený internetový obchod na Allegru
Description: Produkty z obchoduczc-cz jsou dostupné na Allegru! Nakupujte bez starostí, transakce jsou 100% bezpečné. Vyrazte nakupovat!
Canonical: https://czc.cz/
Language: cs
Charset: UTF-8
Viewport: width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no,viewport-fit=cover
Robots meta: index, follow
Manifest: https://czc.cz/manifest.json

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

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: *.czc.cz
Valid from: Nov 12, 2025
Valid to: Nov 25, 2026
Days until expiry: 113
SAN domains: *.czc.cz, czc.cz

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 0 · H2 8 · H3 4

Links

11 internal · 127 external · 20 broken

Images

521 total · 0 missing alt

Scripts / Styles

87 scripts · 4 stylesheets

JS / CSS size

1.8 MB · 22.8 KB

Page size

2.5 MB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

No H1 heading found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://czc.cz
Final URL: https://czc.cz
HTTP status: 200
HTTP version: HTTP/2
Response time: 346 ms
HTML size: 2.5 MB
Redirect chain: https://czc.cz

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Frequently asked questions

What technology does czc.cz use?: We did not detect any specific technologies for czc.cz in the latest scan.
Is czc.cz secure (HTTPS)?: Yes. czc.cz uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Nov 25, 2026.
Who hosts czc.cz?: Hosting provider information for czc.cz is not available yet.
What is czc.cz's SEO score?: czc.cz scored 75/100 for SEO in the latest analysis (fair).
What is czc.cz's overall website score?: czc.cz has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
Has czc.cz's score changed over time?: czc.cz's overall score has improved by 1 point (from 78 to 79) since Jul 27, 2026.