The best Network Monitor alternative to isUp is Uptime Kuma, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to isUp and 18 are Network Monitors so hopefully you can find a suitable replacement. Other interesting Network Monitor alternatives to isUp are Instatus, StatusCake, MxToolBox and Pulsetic.
Self-hosted monitoring tool to track uptime via HTTP(s), TCP, Ping, and more with reactive design. Offers 20-second interval checks, notifications through various channels like Webhook, Telegram, supports multiple languages, includes status page and ping charts, aiding small to medium enterprises effectively.
Instantly set up static status pages that load up to 10x faster, enable unlimited team updates, notify all subscribers for free, and operate independently of backends. Plans start free, with paid options well below legacy competitors’ prices. Boosts reliability and keeps users informed.
Provides uptime, performance, and page speed monitoring for up to 10 websites. Offers customizable alerts by email, SMS, or third-party apps, root cause analysis, mobile support, server and SSL checks, plus a free plan with detailed reports for diagnostics.
All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool. Input a domain name or IP Address or Host Name. Links in the results will guide you to other relevant tools and information.
Receive detailed website downtime alerts by phone, SMS, email, or Slack, monitor uptime and performance in real time from global data centers, avoid false positives, create customizable status pages, generate incident management and performance reports.
Advanced hosted status pages. Offering a complete REST API, native curl-like monitoring, metrics, semantic statuses, informational, maintenance, and scheduled issues, and more.
Real-time monitoring with checks every minute from over 30 global locations, alerts for outages or slowdowns, detailed uptime and response time reports, customizable alerts, public status pages, SSL and domain monitoring, and REST API for automation.
PHP Server Monitor is a script that checks whether your websites and servers are up and running. It comes with a web based user interface where you can manage your services and websites, and you can manage users for each server with a mobile number and email address.
Netweak is a delightful, minimalist monitoring platform that gives you insights on performance and availability for your linux servers & websites.
NodePing Server Monitoring and Web Site Monitoring. Simple but powerful Internet service monitoring. Checks as frequent as once a minute.
Statsignal is the simplest and most cost-effective way to monitor your website or server and publish a status page of your system. No plans, pay as you go. Free monitors available.
Pingbreak is an original and free monitoring service. Get notified through Twitter if your website is down. Pingbreak checks all of your websites each minute and alert you instantly by Direct Message (DM)
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