checkmk.com
Unified Hybrid & Cloud IT Observability | Checkmk
Last scanned Jul 26, 2026, 3:19 PM
Overall score
Excellent
Summary
Bridge the gap between legacy and modern IT. This website uses Google Analytics hosted on IP-PROJECTS - Michael Sebastian Schinzel trading as IP-Projects GmbH & Co. KG, DE. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100).
Bridge the gap between legacy and modern IT. Checkmk offers unified observability for cloud, on-prem, and containers. Scalable, secure, and high-performance.
- Germany
- Hosted on IP-PROJECTS - Michael Sebastian Schinzel trading as IP-Projects GmbH & Co. KG, DE
Top issues to fix
2 issues found
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
17 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
0 issue(s) found
Performance
355 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Bridge the gap between legacy and modern IT. Checkmk offers unified observability for cloud, on-prem, and containers. Scalable, secure, and high-performance.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Unified Hybrid & Cloud IT Observability | Checkmk
- Description
- Bridge the gap between legacy and modern IT. Checkmk offers unified observability for cloud, on-prem, and containers. Scalable, secure, and high-performance.
- Canonical
- https://checkmk.com/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, shrink-to-fit=no
- Robots meta
- Manifest
- https://checkmk.com/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- CDN provider
- —
- IP address
- 45.133.11.28
- ASN
- AS48314 (IP-PROJECTS - Michael Sebastian Schinzel trading as IP-Projects GmbH & Co. KG, 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
- checkmk.com
- Valid from
- Jun 1, 2026
- Valid to
- Aug 30, 2026
- Days until expiry
- 34
- SAN domains
- blog.checkmk.com, check-mk.com, check-mk.de, checkmk.com, checkmk.de, checkmk.it, conference.checkmk.com, features.checkmk.com, kb.checkmk.com, tribe29.com, www.check-mk.com, www.check-mk.de, www.checkmk.com, www.checkmk.de, www.checkmk.it, www.tribe29.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 4
Links
68 internal · 21 external · 17 broken
Images
26 total · 0 missing alt
Scripts / Styles
9 scripts · 6 stylesheets
JS / CSS size
647 KB · 567 KB
Page size
243 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 39
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://checkmk.com
- Final URL
- https://checkmk.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 351 ms
- HTML size
- 243 KB
- Redirect chain
- https://checkmk.com
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Frequently asked questions
- What technology does checkmk.com use?
- checkmk.com is built with jQuery, Google Analytics.
- Is checkmk.com secure (HTTPS)?
- Yes. checkmk.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 30, 2026.
- Who hosts checkmk.com?
- checkmk.com is hosted on IP-PROJECTS - Michael Sebastian Schinzel trading as IP-Projects GmbH & Co. KG, DE.
- What is checkmk.com's SEO score?
- checkmk.com scored 100/100 for SEO in the latest analysis (excellent).
- What is checkmk.com's overall website score?
- checkmk.com has an overall SiteGraph score of 98/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card