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SGSiteGraph

root.cz

Root.cz - informace nejen ze světa Linuxu

Last scanned Jul 26, 2026, 3:19 PM

96

Overall score

Excellent

Summary

Píšeme o serverech, sítích a počítačové bezpečnosti. This website uses Nginx hosted on MASTER-AS - MasterDC s.r.o., CZ. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (95/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

Píšeme o serverech, sítích a počítačové bezpečnosti. Články, zprávičky, komentáře, fórum.

CZ
Hosted on MASTER-AS - MasterDC s.r.o., CZ

Top issues to fix

2 issues found

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

90

SEO

1 issue(s) found

100

Performance

439 ms

95

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

Píšeme o serverech, sítích a počítačové bezpečnosti. Články, zprávičky, komentáře, fórum.

Contact

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

Meta tags

Title
Root.cz - informace nejen ze světa Linuxu
Description
Píšeme o serverech, sítích a počítačové bezpečnosti. Články, zprávičky, komentáře, fórum.
Canonical
https://www.root.cz/
Language
cs
Charset
utf-8
Viewport
width=device-width, initial-scale=1, minimum-scale=1
Robots meta
index, follow, max-image-preview:large
Manifest
https://i.iinfo.cz/sh/favicon/root-cz/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
Root.cz - informace nejen ze světa Linuxu
og:description
Píšeme o serverech, sítích a počítačové bezpečnosti. Články, zprávičky, komentáře, fórum.
og:type
article
og:url
https://www.root.cz/

Twitter Card

twitter:card
summary_large_image
twitter:title
Root.cz - informace nejen ze světa Linuxu
twitter:description
Píšeme o serverech, sítích a počítačové bezpečnosti. Články, zprávičky, komentáře, fórum.

Technologies

Detected frameworks, languages, and tools.

Google AdsNginx

Hosting & CDN

CDN provider
—
IP address
91.213.160.188
ASN
AS24971 (MASTER-AS - MasterDC s.r.o., CZ)

DNS records

TypeValue
A
  • 91.213.160.188
AAAA
  • 2001:67c:68::76
MX
  • ALT2.ASPMX.L.GOOGLE.COM
  • ALT4.ASPMX.L.GOOGLE.COM
  • ASPMX.L.GOOGLE.COM
  • ALT1.ASPMX.L.GOOGLE.COM
  • ALT3.ASPMX.L.GOOGLE.COM
TXT
  • v=spf1 include:_spf.iinfo.cz ~all
  • google-site-verification=KYhwN3dhe1Nju1NxG9g1l4ttxDK44azE1o7ZtAvfWEM
NS
  • ns6.adminit.cz
  • ns.iinfo.cz
CAA—
CNAME
  • root.cz
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.2
Issuer
Let's Encrypt
Subject
root.cz
Valid from
Jun 27, 2026
Valid to
Sep 25, 2026
Days until expiry
60
SAN domains
*.blog.root.cz, 10.root.cz, admin.skoleni.root.cz, beta.admin.skoleni.root.cz, beta.root.cz, beta.skoleni.root.cz, blog.root.cz, cos.root.cz, knihy.root.cz, man.root.cz, root.cz, rss.root.cz, skoleni.root.cz, wiki.root.cz, www.root.cz, zdrojak.root.cz

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 6 · H3 34

Links

49 internal · 32 external · 0 broken

Images

23 total · 0 missing alt

Scripts / Styles

39 scripts · 0 stylesheets

JS / CSS size

770 KB · 144 KB

Page size

273 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
12
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

  • No structured data (JSON-LD) found

Accessibility issues

No accessibility issues detected.

Careers

View careers page

This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.

Scan details

Requested URL
https://root.cz
Final URL
https://www.root.cz/
HTTP status
200
HTTP version
HTTP/2
Response time
434 ms
HTML size
273 KB
Redirect chain
https://root.cz → https://www.root.cz/

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Frequently asked questions

What technology does root.cz use?
root.cz is built with Google Ads, Nginx.
Is root.cz secure (HTTPS)?
Yes. root.cz uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 25, 2026.
Who hosts root.cz?
root.cz is hosted on MASTER-AS - MasterDC s.r.o., CZ.
What is root.cz's SEO score?
root.cz scored 90/100 for SEO in the latest analysis (excellent).
What is root.cz's overall website score?
root.cz has an overall SiteGraph score of 96/100, combining SEO, performance, security, and accessibility.
Is root.cz hiring?
root.cz has a careers page; check it directly for current openings.