Customer stories

Product Business Settings

Checkmk is popular in Information Technology And Services, Automotive, and Computer & Network Security industries and is widely used by Small Business, Large Enterprise, and Enterprise.

Checkmk Product Overview

Checkmk excels in infrastructure and application monitoring, offering both open-source and enterprise solutions. Its scalable and flexible design allows IT teams to efficiently monitor complex environments. Users benefit from simplified configuration, enabling quick deployment and integration into existing systems. Checkmk's platform supports fast issue resolution, reducing mean time to resolve incidents. This capability is crucial for maintaining system uptime and reliability, directly impacting sales performance by ensuring critical applications remain operational. The tool's extensibility allows for tailored monitoring solutions, accommodating diverse industry needs. Checkmk's community and conference events provide users with opportunities for knowledge sharing and collaboration, enhancing the overall user experience and fostering innovation.

How satisfied the customers are with Checkmk use-cases

Reviews

"...all kind of servers (real, virtual; Windows, Linux, AIX, Solaris, ESX, AS400...) -- all kind of network devices and appliances -- full stack - component based event monitoring - monitoring of business processes by using the Check_MK business intelligence - alarming via e-mails, ticketing tools, umbrella managers, SMS etc...." Peer review by Rolf A, Manager

Checkmk Customer Insights, Testimonials and Case Studies

Altoo - Financial Services

Checkmk Enterprise Edition helps Altoo, a Swiss FinTech, monitor its IT infrastructure with less effort. Altoo needed a secure, easy-to-use monitoring tool that would not require extra staff. They ch...ose Checkmk in 2019 for its simple setup and flexible alerts. Altoo now monitors both data center and office IT with Checkmk. The solution scales as Altoo grows, keeping IT operations efficient and secure.

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Dedalus HealthCare GmbH - Hospital & Health Care

Checkmk helps Dedalus HealthCare GmbH monitor over 6,000 servers and 210,000 parameters across 200 locations. Dedalus needed a scalable, automated IT monitoring solution for complex healthcare enviro...nments. Checkmk's Managed Service Edition enables secure, multi-client monitoring and supports strict data protection rules. The solution provides auto-discovery, compliance support, and custom dashboards for clinics. Dedalus delivers high-quality managed IT services to more than 850 clinics using Checkmk.

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Polyplast Müller GmbH - Manufacturing

Checkmk Enterprise Edition helped Polyplast Müller monitor over 300 hosts and 12,500 services. The IT team used Checkmk to track both IT infrastructure and production equipment, including PLCs and Io...T devices. Automated alerts now reach staff via phone, speeding up incident response. The company improved production efficiency and reduced undetected bottlenecks. Checkmk dashboards and custom notifications support fast, targeted action.

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Rockefeller University - Education

Checkmk Enterprise Edition helped Rockefeller University monitor its research IT infrastructure. The university replaced Nagios due to too many false alerts and high maintenance. With Checkmk, the IT... team now monitors over 850 hosts and 17,000 services. The solution reduced false alerts and saved working hours. The IT team can now act proactively and maintain high performance for research and healthcare systems.

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Dedalus - Information Technology And Services

Checkmk helps Dedalus monitor complex IT systems for healthcare facilities. Dedalus needed a tool to track changes and monitor many systems with automation. Checkmk's Managed Services Edition offers ...auto-discovery, multi-client support, and efficient monitoring. Dedalus uses Checkmk to detect IT issues early and keep services running smoothly. Over 200 clinics and 75,000 users benefit from Dedalus' managed IT services powered by Checkmk.

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Polyplast Müller GmbH - Manufacturing - Medium

Checkmk Enterprise Edition helped Polyplast Müller GmbH monitor over 300 hosts and 12,500 services. Before Checkmk, the IT team spent much time on manual checks and reactive problem solving. With Che...ckmk, they now monitor both IT and production systems, including servers, network devices, and IoT assets. The solution improved efficiency, enabled precise maintenance planning, and reduced unplanned work. Polyplast benefits from fast alerts and tailored dashboards for different teams.

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lightning

Peers used Checkmk for competitive intelligence and helpdesk management

Checkmk Features

  • Low
  • Medium
  • High
FEATURE RATINGS AND REVIEWS
Analytics

4.55/5

Read Reviews (6)
Custom Reports

4.26/5

Read Reviews (24)
CAPABILITIES RATINGS AND REVIEWS
Analytics

4.55/5

Read Reviews (6)
Custom Reports

4.26/5

Read Reviews (24)

Software Failure Risk Guidance

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for Checkmk

Top Failure Risks for Checkmk

Checkmk GmbH News

Product
 

Checkmk und CVE-2025-64999: Wenn ein Log-Eintrag zum Einfallstor wird

Checkmk addressed a critical cross-site scripting vulnerability (CVE-2025-64999) in its Synthetic Monitoring feature, affecting versions before 2.4.0p22 and 2.3.0p43. This flaw allowed malicious JavaScript injection via manipulated host-check outputs, posing significant security risks. The vulnerability, rated high by CVSS and critical by CERT-Bund, highlights the importance of patching and securing monitoring systems.

Product
 

Checkmk: Hochriskante Cross-Site-Scripting-Lcke in Netzwerk-Monitor ...

Checkmk has addressed a high-risk cross-site scripting vulnerability in its network monitoring software. The flaw allowed attackers to inject malicious JavaScript into logs, potentially executed via phishing links. The CERT-Bund rated the risk as critical, with a CVSS score of 9.0. Affected versions include those before 2.4.0p22 and 2.3.0p43. Users are advised to update to the corrected builds promptly.

Product
 

CVE-2025-64999 : Improper neutralization of input in Checkmk versions 2 ...

Checkmk has identified a cross-site scripting (XSS) vulnerability, CVE-2025-64999, in versions 2.4.0 before 2.4.0p22 and 2.3.0 before 2.3.0p43. This flaw allows attackers to inject malicious JavaScript into Synthetic Monitoring HTML logs, posing a security risk. Users are advised to update to the latest patched versions to mitigate this vulnerability.

Product
 

CVE-2025-64999 Checkmk GmbH Checkmk CVETodo

A vulnerability, CVE-2025-64999, affects Checkmk versions 2.4.0 before 2.4.0p22 and 2.3.0 before 2.3.0p43. It allows attackers to inject malicious JavaScript into Synthetic Monitoring HTML logs via manipulated host check outputs. No active exploitation is reported. Users should update to the latest patched versions per Checkmk GmbH's advisories.

Checkmk GmbH Profile

Company Name

Checkmk GmbH

Company Website

https://checkmk.com/

HQ Location

Munich, Bavaria 81667, DE

Employees

NA

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