Compare Free Web Monitoring vs. OnlineOrNot

The ultimate uptime monitoring service. Get 50 monitors with 5-minute checks completely free. Set up in seconds and stay informed about your website’s health at all times. Website monitoring: Get instant alerts when your website goes down. Reliable and accurate monitoring helps you fix issues before they affect users and prevent revenue loss. SSL certificate monitoring: Avoid losing visitors due to expired SSL certificates. Get notified 30 days before expiration so you can renew in time. Ping and port monitoring: Check if your server is online or if your email service is running on port 465. Monitor any port you need with real-time alerts. Cron job monitoring: Track scheduled tasks with heartbeat monitoring. We verify if the request arrives on time, making sure server-side jobs and internet-connected devices are running properly. Status pages: Create up to 100 branded status pages, protect them with a password, and allow subscribers to receive updates. Stay informed with email, SMS, voice calls, push notifications, or integrations with Slack, Zapier, PagerDuty, Telegram, Discord, Microsoft Teams, Google Chat, and more. Maintenance windows: Pause monitoring when you schedule downtime to avoid unnecessary alerts

NetCrunch is a next-gen, agentless infrastructure and traffic network monitoring system designed for hybrid, multi-site, and fast changing infrastructures. It combines real-time observability with alert automation and intelligent escalation to eliminate the overhead and limitations of legacy tools like PRTG or SolarWinds. NetCrunch supports agentless monitoring of thousands of nodes from a single server-covering physical devices, virtual machines, servers, traffic flows, cloud services (AWS, Azure, GCP), SNMP, syslogs, Windows Events, IoT, telemetry, and more. Unlike sensor-based tools, NetCrunch uses node-based licensing and policy-driven configuration to streamline monitoring, reduce costs, and eliminate sensor micromanagement. 670+ built-in monitoring packs apply instantly based on device type, ensuring consistency across the network. NetCrunch delivers real-time, dynamic maps and dashboards that update without manual refreshes, giving users immediate visibility into issues and performance. Its smart alerting engine features root cause correlation, suppression, predictive triggers, and over 40 response actions including scripts, API calls, notifications, and integrations with Jira, Teams, Slack, Amazon SNS, MQTT, PagerDuty, and more. Its powerful REST API makes NetCrunch perfect for flow automation, including integration with asset management, production/IoT/operations monitoring and other IT systems with ease. Whether replacing an aging platform or modernizing enterprise observability, NetCrunch offers full-stack coverage with unmatched flexibility. Fast to deploy, simple to manage, and built to scale-NetCrunch is the smarter, faster, and future-ready monitoring system. Designed for on-prem (including air-gapped), cloud self-hosted or hybrid networks.

Site24x7 provides unified cloud monitoring to support IT operations and DevOps within small and large organizations. The solution monitors real users' experiences on websites and apps from both desktop and mobile devices. DevOps teams can monitor and troubleshoot applications and servers, as well as network infrastructure, including private clouds and public clouds, with in-depth monitoring capabilities. Monitoring the end-user experience is done from more 100 locations around the globe and via various wireless carriers.

Uptime.com website monitoring solutions provide unmatched visibility and availability, empowering engineering, operations and SRE teams to monitor & respond to their most essential services. Simple & intuitive industry leading Enterprise-grade features delivered at a fair price, that are continuously improving. G2, Sourceforge and TechRadar Pro have recognized us as one of the world’s best uptime monitors for several consecutive years, including this one. Try 100% free.

Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. With Control D you can: block malicious threats, block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more), redirect traffic using transparent proxies and gain visibility on network events and usage patterns, with client level granularity. Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.

Around 25 million engineers work across dozens of distinct functions. Engineers are using New Relic as every company is becoming a software company to gather real-time insight and trending data on the performance of their software. This allows them to be more resilient and provide exceptional customer experiences. New Relic is the only platform that offers an all-in one solution. New Relic offers customers a secure cloud for all metrics and events, powerful full-stack analytics tools, and simple, transparent pricing based on usage. New Relic also has curated the largest open source ecosystem in the industry, making it simple for engineers to get started using observability.

All in one plan: Website tools, hosting, personalized email, and more. We will help you every step of your way. Register or transfer your domain name. Build your site and make it a success. Register the perfect domain name today to kick-start your success. We can help you transfer domain names that you already own. You can build your website using the Website Builder or more advanced WordPress. In just a few simple steps, you can create a beautiful and responsive website. Increase your customer base. You have put in the work to create something you are proud of. Now you want the rest of the world to see it. All our plans come with a free domain for a year. Our website builder is easy to use and will help you create your online dream. Google Ads can help you increase your website traffic. Sign up to receive a 1 month free trial. Our friendly support team is available 24/7/365. All plans include a free SSL certificate. Your website will be secure starting day 1.

Docket is the leading Agentic Marketing platform that turns inbound traffic into qualified pipeline for B2B marketing and revenue teams. Docket unifies and governs your organization's GTM knowledge in the Sales Knowledge Lake™ and activates it with powerful, always-on AI agents. Docket's AI Marketing Agent engages website visitors through real, human-like conversations, answering nuanced product questions from approved knowledge, qualifying intent through live discovery, and converting high-intent buyers into qualified leads and booked meetings. Autonomously. 24/7.

NinjaOne automates the hardest parts of IT, empowering more than 20,000 IT teams. By providing deep insights into endpoints, robust security measures, and centralized control, NinjaOne boosts efficiency while safeguarding sensitive data and cutting IT expenses. This comprehensive platform offers a versatile toolkit for managing and securing endpoints, including patch management, mobile device oversight, software distribution, remote support, backup solutions, and more, thanks to its extensive IT and security integrations.

Robin by Atera is an autonomous IT support solution that helps organizations resolve device and cloud-related issues automatically. The system functions as an AI-powered IT agent capable of handling support requests from employees across communication channels such as Slack, Microsoft Teams, email, and service portals. Robin analyzes incoming requests, verifies user identity through integrations with systems like Okta, Azure AD, or Google Workspace, and collects the necessary technical data to diagnose the issue. The platform can perform actions directly on endpoints, including installing applications, restarting devices, managing updates, resolving network issues, and troubleshooting system performance problems. Robin is designed to take full ownership of support incidents, investigating the problem, applying approved fixes, confirming resolution, and closing the ticket. The system continuously learns from previous incidents and outcomes, improving its ability to resolve future issues automatically. Through integrations with IT service management platforms and internal tools, Robin can execute workflows securely across an organization’s technology stack. By automating common IT support tasks, Robin helps reduce ticket backlogs, improve employee productivity, and minimize the need for additional IT staff.