We Made a List of the Best Infrastructure Monitoring Tools [2025]

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Quick Summary

In this article, we review the top infrastructure monitoring tools for 2025: Datadog, New Relic, Prometheus, Dotcom-Monitor, Site24x7, and more. We explain their key features, pricing, pros/cons, and integration capabilities with Instatus for real-time visibility, proactive maintenance, resource optimisation, and enhanced system reliability across IT infrastructure.

Looking for the Best Infrastructure Monitoring Tools?

Want to find the best infrastructure monitoring tools but don’t know where to start? 

We’ve got you covered. 

This Instatus guide will list a few of the major infrastructure monitoring tools you need to know. You’ll also get insights into how you can integrate our platform into each of those tools for more streamlined operations and proactive communication. Let’s check them out!

Why Listen to Us?

Hundreds of companies have integrated their infrastructure monitoring tools with Instatus. This includes leading tools like Datadog, New Relic, and Prometheus to enhance your infrastructure monitoring capabilities.

The benefits of these integrations are clear, such as more efficient resource usage, quicker incident response times, and improved overall system reliability. 

Instatus customers

What Are Infrastructure Monitoring Tools?

Infrastructure monitoring is typically used to prevent IT incidents from escalating into outages. There are a slew of tools available on the market to achieve this. 

By automatically collecting, aggregating, and analyzing data, these infrastructure monitoring tools can show which hosts, containers, and other backend components fail or experience latency during an incident. 

Why Do You Need an Infrastructure Monitoring Tool?

Provide Real-Time Visibility Into the Health and Performance of Your IT Systems: You will be able to monitor servers, networks, databases, and applications in real time to detect and resolve issues early. This reduces downtime and ensures service continuity.

Enable Proactive Maintenance: Track key metrics like CPU, memory, and network usage to spot problems early. Predictive analytics helps prevent outages and maintain smooth system performance.

Help Optimise Resource Usage: Identify underused or overworked resources to improve efficiency. These insights support smarter scaling and more cost-effective operations.

Provide Audit Trails, Performance Logs, and Security Event Monitoring: Stay compliant and secure with tools that log performance, track system activity, and monitor for threats. This helps prevent breaches and maintain data integrity.

The Best Infrastructure Monitoring Tools for 2025

  1. Datadog
  2. New Relic
  3. Prometheus
  4. Dotcom-Monitor
  5. Site24x7
  6. Zabbix
  7. LogicMonitor
  8. Icinga
  9. Nagios XI

You can find a lot of these tools around. Let’s narrow down your choices by presenting the best in the industry. 

1. Datadog

Datadog is one of today’s leading infrastructure monitoring tools. It offers real-time visibility into servers, databases, and cloud servers made possible by powerful analytics and customizable alerting capabilities. 

Key Features

  • Complete coverage of any stack
  • Simple to deploy and effortless to manage
  • Deep visibility into infrastructure performance
  • Secure your cloud infrastructure
  • Advanced collection capabilities

Pros

  • Real-time visibility across your entire tech stack
  • Scalability
  • Integrations
  • Customizable dashboards

Cons

  • Can be complex to use
  • Pricey 
  • There can be a steep learning curve

Pricing

Datadog’s infrastructure monitoring tool can be accessed for free, but the features you’ll enjoy are limited. The Pro plan starts at $15 per host per month, while the Enterprise plan starts at $23 per host per month. If you want more, there are also plans for industries, such as the DevSecOps Pro starting at $22 per host per month and the DecSecOps Enterprise starting at $34 per host per month.

Datadog is one of the many monitoring tools you can integrate with our platform, Instatus. Integrating this tool with Instatus is very easy. 

First, generate a Datadog webhook. Then, log in to your Datadog account and go to Integrations. Afterward, simply create a new Webhook integration. 

Then, add a name and your copied Instatus Webhook URL. Make sure to add “alert” value to your payload. Hit Save, then create a new API test. Make sure you notify your created webhook integration. You’re all set. 

2. New Relic

Infrastructure monitoring is one of New Relic’s offerings in its extensive catalog. With its infrastructure monitoring tool, you can monitor your software infrastructure so you can deliver the most reliable systems.

Whether you’re working in the cloud, on dedicated hosts, or with containers functioning in orchestrated environments, New Relic’s infrastructure monitoring tool can help improve health and performance outcomes.

Key Features

  • Real-time visibility into servers, containers, and cloud infrastructure
  • Detailed metrics on CPU, memory, disk, and network performance.
  • Alerts for anomalies and performance degradation
  • Integrates with AWS, Azure, GCP, and Kubernetes
  • Detailed inventory and configuration monitoring for infrastructure components

Pros

  • User-friendly interface
  • Comprehensive monitoring 
  • Scales well with your needs 
  • Integrates seamlessly with tools like ours, Instatus

Cons

  • A bit expensive
  • Setting it up can complex
  • Customization options are limited

Pricing

While you can access it for free, the features here are limited. New Relic offers usage-based pricing for full stack observability. 

To integrate New Relic with Instatus, follow these steps. Start by generating a New Relic webhook. Then, log in to your account on New Relic and head to Synthetics. Choose Create a New Monitor. 

Then, choose any type of availability monitor you want. Once this is done, input a monitor name, the URL you'd wish to monitor, period, and preferred locations. Click Manage Alerts, then Create a Policy. 

Afterward, you’ll be creating a condition. Once done, add a new Webhook notification channel. Then, enter the Webhook URL you copied from Instatus. Connect the alert policy you created earlier, and you’re done.

3. Prometheus

Prometheus is an open-source infrastructure monitoring tool known for its robust metrics collection, querying, and alerting capabilities.

Key Features

  • Stores metrics data for analysis and monitoring
  • Collects metrics from configured targets at specified intervals
  • Allows complex queries for data retrieval and analysis
  • Sends notifications based on defined alerting rules and thresholds
  • Automatically discovers and monitors new services and instances in dynamic environments

Pros

  • Offers PromQL, a powerful query language for flexible and detailed querying of metrics data
  • Designed to be highly scalable 
  • Flexible data model that supports multidimensional data collection
  • Active community and ecosystem

Cons

  • Some users note that setup and management are complicated
  • Limited storage as it uses local storage
  • Lacks automatic high availability capabilities.

Pricing for prometheus is not explicitly available on its official website. You may need to contact its support team.

Here’s how you can integrate Prometheus with our platform. Begin by generating a Prometheus webhook. Afterward, set up Alertmanager with the webhook receiver in the “alertmanager.yml” file. 

Replace “INSERT-YOUR-WEBHOOK” with the webhook you generated earlier, then run Alertmanager using this command: “alertmanager --config.file=alertmanager.yml”. You’ve just integrated Prometheus with Instatus. 

4. Dotcom-Monitor

Another top-of-the-line infrastructure monitoring tool is Dotcom-Monitor. This tool provides website and web application monitoring services, offering performance testing, load testing, and monitoring solutions for digital assets.

Key Features

  • Has a dashboard that lets you aggregate visualize monitoring data
  • Receive immediate alerts through email, phone calls, SMS, webhooks, and more
  • Private network monitoring 
  • Customizable filters to minimize false alerts
  • Flexible scheduling to fine-tune monitoring

Pros

  • Global monitoring network
  • Real-time alerts 
  • Supports various types of monitoring 
  • Customizable reports

Cons

  • Can be expensive 
  • Setting it up is quite complex
  • Dependency on external network

Pricing

Pricing for its Internet infrastructure tool is based on the number of targets you choose. Options for payment are monthly or yearly. A free trial is also available.

5. Site24x7

Site24x7 offers comprehensive infrastructure monitoring. It is capable of server, network, application, and cloud monitoring. It also includes real-time performance metrics, alerts, and customizable dashboards for effective IT infrastructure management.

Key Features

  • Server monitoring with detailed metrics
  • Network monitoring across devices
  • Application monitoring for performance metrics and transaction tracing
  • Cloud monitoring for AWS, Azure, and Google Cloud services
  • Receive alerts via email, SMS, and integrations in instances of downtime, performance issues, and threshold breaches

Pros

  • Comprehensive monitoring of infrastructure components
  • Easy to use 
  • Customizable alerts and notifications
  • Scales effectively with the needs of your business

Cons

  • Requires a huge investment
  • Limited customization
  • Since it operates on the cloud, Internet connection is required

Pricing

For its infrastructure monitoring tool, there’s the Starter plan at $9 per month billed annually. But, you can first start with the 30-day free trial or the free forever plan, but features here are limited.

To integrate Site24x7 with Instatus, generate a webhook. Then, go to your Site24x7 dashboard. Click on Admin > Third-Party Integrations. Click Add Third-Party Integration, then click Webhooks (Integrate Now). 

There is a form you need to fill out. Provide the integration name, webhook URL, and HTTP method “POST.” Also, make sure these checkboxes are ticked, such as:

  • Post as JSON 
  • Send Incident Parameters
  • Your preferred authentication method 
  • For the integration level, select the monitor corresponding to this component
  • For “trigger incidents when my monitor is Critical or in Trouble,” select Yes or No as desired

6. Zabbix

Zabbix is an open-source infrastructure monitoring solution trusted by enterprises for its flexibility and scalability. It supports monitoring across networks, servers, virtual machines, and cloud environments. Zabbix is highly configurable and works well in both small and large IT environments.

Key Features

  • Real-time monitoring and trending
  • Auto-discovery of devices and services
  • Flexible alerting and escalation
  • Powerful dashboard and visualizations
  • Support for distributed monitoring

Pros

  • Free and open-source
  • Highly customizable
  • Wide range of integrations and templates
  • Strong community support

Cons

  • Setup can be time-consuming
  • User interface feels outdated
  • Requires manual configuration for advanced use

Pricing

Zabbix provides a free, open-source version of its software, along with optional paid plans for support and cloud hosting. These paid options include different service levels and feature sets.

To integrate Zabbix with Instatus, configure a custom script or webhook. Use the Zabbix action scripts to call an Instatus webhook when an alert is triggered. Set your webhook URL in the alert action step and define the trigger parameters to ensure compatibility with Instatus's payload expectations.

7. LogicMonitor

LogicMonitor is a fully automated, cloud-based monitoring platform for enterprise IT. It provides visibility into hybrid infrastructure, including cloud, on-prem, and networking components. It’s known for ease of deployment and intelligent alerting.

Key Features

  • Automatic device discovery
  • Cloud and container monitoring
  • Intelligent alert thresholds
  • Extensive third-party integrations
  • Customizable dashboards and reporting

Pros

  • Fast setup with minimal configuration
  • Intuitive UI
  • Excellent scalability
  • AI-driven anomaly detection

Cons

  • May be costly for smaller teams
  • Limited customization for alert policies
  • Learning curve for advanced features

Pricing

LogicMonitor offers various price tiers based on usage and infrastructure size. 

To integrate LogicMonitor with Instatus, set up an external alert delivery using a webhook. Navigate to “Settings,” then “Integrations,” and add a new Webhook. Paste your Instatus webhook URL and map required fields such as status and message. Save and test the connection.

8. Icinga

Icinga is a robust open-source monitoring tool ideal for those who want strong control over configuration and powerful alerting. It’s a fork of the original Nagios system but with modern improvements and better UI support.

Key Features

  • Monitor hosts, services, and networks
  • Customizable web interface
  • Alerting via email, SMS, or webhook
  • Supports plugins and REST API
  • Reporting and SLA calculations

Pros

  • Flexible architecture
  • No license cost
  • Strong community and plugin support
  • Granular alert control

Cons

  • Configuration can be technical
  • UI requires some tuning
  • Limited built-in analytics

Pricing

Icinga is free and open-source. Optional enterprise-level support is available through Icinga partners, with pricing tailored per deployment.

For Instatus integration, use the Icinga notification script system. Create a custom notification script that sends alert data via cURL to the Instatus Webhook URL. Ensure your script handles JSON formatting according to Instatus's webhook requirements.

9. Nagios XI

Nagios XI is a powerful infrastructure monitoring solution built on the Nagios Core engine. It’s used by IT teams to monitor critical servers, network devices, applications, and services. With an intuitive web interface and strong plugin ecosystem, Nagios XI is ideal for businesses needing both flexibility and depth.

Key Features

  • Centralised monitoring of entire infrastructure
  • Advanced alerting and escalation workflows
  • Capacity planning and performance graphing
  • Multi-tenant capabilities for large teams
  • Extensive plugin and script support

Pros

  • Highly customisable
  • Strong community and third-party extensions
  • Great for on-premise and hybrid environments
  • Supports distributed monitoring setups

Cons

  • Can feel outdated compared to cloud-native tools
  • Initial setup requires technical knowledge
  • Reporting features are basic unless extended

Pricing

Nagios XI offers a free edition with limited features. Paid versions start at $2,495 for a Standard License (perpetual) and $4,490 for the Enterprise License, with optional support and maintenance add-ons.

To connect Nagios XI with Instatus, set up a webhook notification using Nagios Event Handlers. Write a handler script that triggers when specific alert states occur. Use curl or a similar utility to send formatted payloads directly to your Instatus webhook URL. Test alerts to confirm they reflect accurately on your status page.

ToolTypeKey StrengthsFree PlanInstatus Integration
DatadogCloud-basedFull-stack observability, real-time analyticsYesWebhook integration with alerting rules
New RelicCloud-basedYesUse alert policies with webhook targets
PrometheusOpen-sourceHigh-performance metrics, Kubernetes friendlyFreeWebhook via Alertmanager or scripts
Dotcom-MonitorCloud-basedReal browser and device-based monitoringNoWebhook URL in alert configuration
Site24x7Cloud-basedUnified monitoring, AI-driven alertsNoWebhook alerts under integrations
ZabbixOpen-sourceFlexible, scalable, wide integrationsFreeCustom script/webhook with alerts
LogicMonitorCloud-basedAutomated setup, cloud visibilityNoWebhook via external alert delivery
IcingaOpen-sourceCustom alerts, plugin supportFreeCustom curl script with JSON payload
Nagios XIHybrid (On-prem)Plugin ecosystem, hybrid supportYesEvent handler with webhook script

Criteria To Consider When Choosing Your Infrastructure Monitoring Tool

With organizations doing their best to modernize their infrastructure, you should too. Here are the criteria to consider when choosing your infrastructure monitoring tool.

  • **All-in-one tool: Conquer hurdles between apps and instructure team by choosing a tool with all-in-one features. **
  • **AI-powered: Tools with AI capabilities are better as they can allow your IT team to focus on what matters. **
  • Contextual information: Is your tool capable of understanding billions of interdependencies?
  • Root-cause analysis: With this, you can get actionable responses to problems in real-time, down to the code level.
  • Automation for large-scale dynamic environments: This constitutes discovery, instrumentation, baselining, agent life-cycle management, and problem analysis.
  • **End-to-end coverage for hybrid cloud: Tools with cloud support should be preferred. **
  • Cloud-native architectures: These are essential to offer support for containers and serverless systems. 

Wrapping Up

We just reviewed the best infrastructure monitoring tools for 2025. Make sure you pick the right tools for your organization. Particularly, consider the size of your needs and how fast you plan to grow.

No matter what infrastructure monitoring tool you use, rest assured that you can integrate it with Instatus. By doing so, you can receive status updates and alerts in real-time. Your users will appreciate a quick response to service disruptions. It’s better to appear proactive rather than reactive.

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