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certum.pl

Podpis Elektroniczny, Certyfikaty SSL, Certyfikaty S/MIME

Last scanned Jul 21, 2026, 12:33 PM · 2 views

83

Overall score

Great

Top issues to fix

4 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 7 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

Summary

Podpis elektroniczny do: podpisywania umów, PDF, JPK, ZUS. This website uses WordPress hosted on ACL_CDS - Asseco Cloud Sp. z o. o., PL. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance fair (55/100). Top issue: Meta description longer than 160 characters.

90

SEO

2 issue(s) found

55

Performance

1.52 s

90

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.

LinkedInFacebookX (Twitter)YouTube

Meta tags

Title
Podpis Elektroniczny, Certyfikaty SSL, Certyfikaty S/MIME
Description
Podpis elektroniczny do: podpisywania umów, PDF, JPK, ZUS. Certyfikaty SSL, szyfrowane poczty email, certyfikaty S/MIME, Rozwiązania z zastosowaniem e-podpisu.
Canonical
https://www.certum.pl/pl/
Language
pl-PL
Charset
utf-8
Viewport
initial-scale=1, maximum-scale=1
Robots meta
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Podpis Elektroniczny, Certyfikaty SSL, Certyfikaty S/MIME
og:description
Podpis elektroniczny do: podpisywania umów, PDF, JPK, ZUS. Certyfikaty SSL, szyfrowane poczty email, certyfikaty S/MIME, Rozwiązania z zastosowaniem e-podpisu.
og:type
website
og:url
https://www.certum.pl/pl/

Twitter Card

twitter:card
summary_large_image
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

WordPressGoogle AnalyticsMeta PixelApache

Hosting & CDN

CDN provider
—
IP address
213.222.201.184
ASN
AS28785 (ACL_CDS - Asseco Cloud Sp. z o. o., PL)

DNS records

TypeValue
A
  • 213.222.201.184
AAAA—
MX—
TXT—
NS—
CAA—
CNAME
  • web.edge.certum.pl
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Asseco Data Systems S.A.
Subject
*.certum.pl
Valid from
Nov 12, 2025
Valid to
Nov 12, 2026
Days until expiry
113
SAN domains
*.certum.pl, certum.pl

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 14 · H3 26

Links

42 internal · 28 external · 7 broken

Images

42 total · 1 missing alt

Scripts / Styles

23 scripts · 1 stylesheets

JS / CSS size

2.4 MB · 683 KB

Page size

817 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
1
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Meta description longer than 160 characters
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://certum.pl
Final URL
https://www.certum.pl/pl/
HTTP status
200
HTTP version
HTTP/1.1
Response time
1.50 s
HTML size
817 KB
Redirect chain
https://certum.pl → https://www.certum.pl/pl/

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Frequently asked questions

What technology does certum.pl use?
certum.pl is built with WordPress, Google Analytics, Meta Pixel, Apache.
Is certum.pl secure (HTTPS)?
Yes. certum.pl uses TLS 1.3 with a certificate issued by Asseco Data Systems S.A., valid until Nov 12, 2026.
Who hosts certum.pl?
certum.pl is hosted on ACL_CDS - Asseco Cloud Sp. z o. o., PL.
What is certum.pl's SEO score?
certum.pl scored 90/100 for SEO in the latest analysis (excellent).
What is certum.pl's overall website score?
certum.pl has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.