jankratochvil.net
Jan Kratochvil: Project List
Last scanned Aug 24, 2026, 1:22 PM · 1 view
Overall score
Great
Summary
This website uses Apache hosted on CONTABO - Contabo GmbH, DE. SEO is fair (65/100) and accessibility is good (85/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing meta description.
- Germany
- Hosted on CONTABO - Contabo GmbH, DE
Top issues to fix
11 issues found · 3 high priority
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 viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+5 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
388 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Jan Kratochvil: Project List
- Description
- Canonical
- Language
- Charset
- Viewport
- Robots meta
- index,follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- CONTABO - Contabo GmbH, DE
- CDN provider
- —
- IP address
- 45.136.17.69
- ASN
- AS51167 (CONTABO - Contabo GmbH, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.jankratochvil.net
- Valid from
- Aug 22, 2026
- Valid to
- Nov 20, 2026
- Days until expiry
- 87
- SAN domains
- www.jankratochvil.net
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 74
Links
81 internal · 41 external · 5 broken
Images
31 total · 0 missing alt
Scripts / Styles
2 scripts · 1 stylesheets
JS / CSS size
3.1 KB · 1.2 KB
Page size
46.2 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 1
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
- Missing <html lang> attribute
- Missing viewport meta tag
Scan details
- Requested URL
- https://jankratochvil.net
- Final URL
- https://www.jankratochvil.net/project/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 388 ms
- HTML size
- 46.2 KB
- Redirect chain
- https://jankratochvil.net → https://www.jankratochvil.net/ → https://www.jankratochvil.net/project/
See something wrong on this report? Request a correction
Related websites
Same technology stack
gopay.com
Payment gateway that helps you earn more | GoPay
clubhouseinn.com
Welcome To ClubHouse | ClubHouse Hotel & Suites
buderus.com
Buderus - the system expert for HVAC
dorkhost.com
DorkHost Networks | Boutique Cloud Hosting
boschtt.net
Home | Bosch Home Comfort Group
hovbi.com
Hovbi Trends — Discover What People Are Searching For
Same hosting provider
webzap.cz
WebZap - profesionální web pro malé firmy za pár minut
euro-millions.com
EuroMillions - News and Information
lottery.co.uk
Lottery | Results, Information & News
profilschmiede.de
Agentur für Webdesign & Print - die profilschmiede - Internetagentur Köln
gohostbiz.in
Best Affordable Web Hosting India | Starting ₹99/mo | GoHostBiz - Best Web Hosting India
deranet.com
Deranet Hosting · Hosting profesional desde 1999
Frequently asked questions
- What technology does jankratochvil.net use?
- jankratochvil.net is built with Apache.
- Is jankratochvil.net secure (HTTPS)?
- Yes. jankratochvil.net uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 20, 2026.
- Who hosts jankratochvil.net?
- jankratochvil.net is hosted on CONTABO - Contabo GmbH, DE.
- What is jankratochvil.net's SEO score?
- jankratochvil.net scored 65/100 for SEO in the latest analysis (fair).
- What is jankratochvil.net's overall website score?
- jankratochvil.net has an overall SiteGraph score of 80/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card