StatsMyWeb

Domain report

checkmk.com

checkmk.com ranks in the top 0.020% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 22 distinct hosts observed under it.

Explore checkmk.com in the Web Graph

Connectivity

#27,025harmonic-centrality rank
Top percentile
0.020%
Hosts observed
22

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://checkmk.com/ answered with HTTP 200.

DNS records

A
  • 45.133.11.28
AAAA
  • 2a0a:51c1:0:5::4
MX
  • 1 aspmx.l.google.com.
  • 5 alt1.aspmx.l.google.com.
  • 5 alt2.aspmx.l.google.com.
  • 10 alt3.aspmx.l.google.com.
  • 10 alt4.aspmx.l.google.com.
NS
  • ns.inwx.de.
  • ns1.he.net.
  • ns2.he.net.
  • ns2.inwx.de.
  • ns3.he.net.
  • ns4.he.net.
  • ns5.he.net.

Live preview

Screenshot of checkmk.com

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since checkmk.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=UTF-8
Cache-Control
max-age=86400, s-maxage=86400
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self' 'unsafe-eval' 'unsafe-inline' blob: data: https://cdn.ablyft.com https://b2bjsstore.s3.us-west-2.amazonaws.com https://s3-us-west-2.amazonaws.com https://*.liadm.com https://ddwl4m2hdecbv.cloudfront.net https://rp.liadm.com https://idx.liadm.com https://b-code.liadm.com/lc2.js https://res.cloudinary.com https://survey.survicate.com https://surveys-static.survicate.com https://surveys-static-prd.survicate-cdn.com https://survey-prd.survicate-cdn.com https://*.varify.io https://*.checkmk.com https://checkmk.com https://buttons.github.io https://*.clickcease.com https://*.omappapi.com https://*.usemessages.com https://*.doubleclick.net https://*.fontawesome.com https://*.youtube.com https://*.hubspot.com https://*.hsappstatic.net https://*.buzzsprout.com https://*.gstatic.com https://*.googleoptimize.com https://*.googleadservices.com https://*.googleapis.com https://*.google.de https://*.iconnode.com https://*.google.com https://*.licdn.com https://*.bing.com https://*.bing.net https://www.gstatic.com https://*.hs-scripts.com https://*.hsforms.com https://*.hsforms.net https://www.googletagmanager.com https://*.hotjar.com https://*.cookiefirst.com https://*.hsadspixel.net https://*.hs-analytics.net https://*.hs-banner.com https://*.google-analytics.com https://*.analytics.google.com https://*.linkedin.com https://px.ads.linkedin.com https://*.adsymptotic.com chart.googleapis.com;font-src 'self' data: https://surveys-static.survicate.com https://surveys-static-prd.survicate-cdn.com https://*.fontawesome.com https://fonts.gstatic.com;frame-src 'self' https://*.g2.com https://*.sli.do https://*.youtube.com https://*.youtube-nocookie.com https://*.hsforms.com https://*.hsforms.net https://*.hubspot.com https://*.hotjar.com https://checkmk.com https://*.buzzsprout.com https://*.vimeo.com https://*.google.com https://www.googletagmanager.com;object-src 'none';connect-src 'self' blob: https://alocdn.com/c/vn3d8u2u/a/xtarget/p.json https://*.liadm.com https://a.usbrowserspeed.com https://pro.ip-api.com https://9xgnrndqve.execute-api.us-west-2.amazonaws.com https://www.googletagmanager.com https://static.hsappstatic.net https://respondent.survicate.com https://hv.survicate.com https://surveys-static-prd.survicate-cdn.com https://survey.survicate.com https://survey-prd.survicate-cdn.com https://production-respondent-uploads.s3.eu-west-1.amazonaws.com https://*.varify.io https://checkmk.com https://*.checkmk.com https://api.github.com https://*.doubleclick.net https://*.google-analytics.com https://*.analytics.google.com https://*.googlesyndication.com https://*.googleadservices.com https://*.hsforms.com https://*.iconnode.com https://*.cookiefirst.com https://*.google.com https://*.googleapis.com https://*.hubapi.com https://*.hubspot.com https://*.omappapi.com https://px.ads.linkedin.com https://*.bing.com https://*.bing.net https://*.hotjar.com https://*.hotjar.io wss://*.hotjar.com https://*.oribi.io;frame-ancestors 'self' https://*.checkmk.com https://*.tribe29.com https://*.docker.localhost:8443; report-uri https://report.centralcsp.com/6a4cba616d4099ebd842f4f6; report-to csp-endpoint;
Strict-Transport-Security
max-age=31536000; includeSubdomains; preload
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://checkmk.com/HTTP 301

    → https://checkmk.com/

  2. 2.https://checkmk.com/HTTP 200

Meta tags

Title
Full-Stack Monitoring and Observability for Hybrid IT | Checkmk
Description
Checkmk is the full-stack monitoring and observability platform for hybrid environments – it discovers and monitors everything you run, in the cloud and on-premises.
Canonical
https://checkmk.com/
Robots
Not set
Generator
Not set
Open Graph title
Full-Stack Monitoring and Observability for Hybrid IT | Checkmk
Open Graph description
Checkmk is the full-stack monitoring and observability platform for hybrid environments – it discovers and monitors everything you run, in the cloud and on-premises.
Open Graph image
https://checkmk.com/packages/tribe29_core/themes/checkmk/images/share_image.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
39
Disallow rules (other agents)
0

Sitemap declared:

  • https://checkmk.com/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Google Tag Manageranalytics

    Found "googletagmanager.com/gtm.js" in the page's HTML

Similar connectivity

Domains ranked just above and below it in the same snapshot.