isUp
An intuitive website monitoring tool. You get: 25 monitors, checked every 3 minutes. Totally free!
20 Alternatives To isUp
Dnsstuff
DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering.
Fyipe
Status page, monitoring and on-call made simple.
Hund
Hund is a website that allows a business to create its own status pages. It lets a business monitor their status and keep customers informed on status changes.
LambStatus
Serverless status page system which enables you to build a status page with minimum effort and cost!
Pingbreak
Pingbreak is an original and free monitoring service.
Pingdom
With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
RapidSpike
RapidSpike is an uptime and performance monitoring service for websites and web applications.
Runstatus
Runstatus is a hosted status page service that provides a simple and transparent experience to your application users.
SPF Toolbox
SPFtoolbox is a Javascript and PHP app to look up DNS records such as SPF, MX, Whois, and more
Site24x7
Site24x7 offers both free & paid website monitoring services. Monitor websites remotely and receive instant email/sms alerts if your website becomes unavailable. View uptime & performance graphs of your website monitors.
Sorry
Turn outages into opportunities
Stashboard
Stashboard is a status dashboard for APIs and software services.
StatusCake
StatusCake | Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
StatusCake Pages
Fully featured, great value Status Page.
statuspage
A simple self-hosted status page site with an API written in Django under the BSD license.
Statusy
Statusy is, in short, an affordable solution for companies that need to provide a simple status page for their services. They remove the hassle from setting up and maintaining beautiful, yet functional status pages.
Super Monitoring
Affordable uptime monitoring service for webmasters and website owners. Have your website or server checked every minute and get alerted instantly.
WebGazer
Monitor your website’s availability with WebGazer, review its performance and get instant notifications when your website goes down. No installation required and free plan available.
cState
í ½í´¥ Free & open source under MIT!
statuspage
A simple self-hosted status page site with an API written in Django under the BSD license.