cert.pl
CERT Polska
Last scanned Aug 1, 2026, 7:00 PM · 6 views
Overall score
Fair
Summary
This website uses jQuery behind Cloudflare CDN. SEO is fair (60/100) and accessibility is good (85/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
11 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+5 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
698 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-1 overall since Jul 25, 2026
- Overall
- 79
- SEO
- 60
- Security
- 75
- Performance
- 100
- Accessibility
- 85
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- CERT Polska
- Description
- Canonical
- https://cert.pl/
- Language
- pl
- Charset
- utf-8
- Viewport
- initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Google Trust Services
- Subject
- cert.pl
- Valid from
- Jun 4, 2026
- Valid to
- Sep 2, 2026
- Days until expiry
- 31
- SAN domains
- cert.pl, *.cert.pl, www.incydent.cert.pl, www.moje.cert.pl
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 3 · H2 2 · H3 0
Links
66 internal · 12 external · 20 broken
Images
15 total · 4 missing alt
Scripts / Styles
10 scripts · 5 stylesheets
JS / CSS size
11.2 KB · 64.0 KB
Page size
107 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
Scan details
- Requested URL
- https://cert.pl
- Final URL
- https://cert.pl
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 696 ms
- HTML size
- 107 KB
- Redirect chain
- https://cert.pl
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does cert.pl use?
- cert.pl is built with jQuery.
- Is cert.pl secure (HTTPS)?
- Yes. cert.pl uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 2, 2026.
- Who hosts cert.pl?
- Hosting provider information for cert.pl is not available yet.
- What is cert.pl's SEO score?
- cert.pl scored 60/100 for SEO in the latest analysis (fair).
- What is cert.pl's overall website score?
- cert.pl has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
- Has cert.pl's score changed over time?
- cert.pl's overall score has declined by 1 point (from 80 to 79) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card