Are We Up?
Log inGet started freeSign up

Know the minute something goes down

A minute-by-minute uptime monitor for your sites and services

Get started free
🇨🇦 Made in Canada

Try it right now

Enter a URL and we'll check it every 3 seconds for 30 seconds — no account needed

Try it nowCancel
Automatic (recommended)TLS 1.3TLS 1.2
Automatic (recommended)HTTP/1.1HTTP/2HTTP/3
Any 2xx (recommended)Exact status code
Follow redirects (up to 3 hops)
Automatic (based on what is returned, at least one IP of each)Require both IPv4 and IPv6Only IPv4Only IPv6
Test each IP (up to 3) returned as a DNS A or AAAA record — down if any one IP is down

Pricing

Free
  • Up to 10 Probes
  • 60-second check interval
  • Email alerts
  • 45 days of Probe history
  • Webhook alerts coming soon
  • Log in at least once a year to keep your account active
Get started free
Pro Coming soon
More Probes, faster checks, multiple regions
  • More Probes than the free plan
  • Faster check intervals
  • Slack, Discord, and Webhook alerts
  • Multiple polling regions
  • Longer Probe history retention
  • A public status page
Coming soon