Know when your services go down.
Before your users do.
UptimeKing monitors your websites, APIs, servers, and more — every 30 seconds. Get instant alerts via Email and Telegram when things break.
Everything you need to stay online
Monitor every aspect of your infrastructure with eight powerful check types.
HTTP / HTTPS
Monitor web endpoints with custom headers, request bodies, and expected status codes.
Keyword
Check for the presence or absence of specific text on any web page.
Ping (ICMP)
Verify server reachability with low-level network ping checks.
Port
Ensure specific TCP ports are open and accepting connections.
DNS
Monitor DNS resolution and verify expected record values.
SSL Certificate
Track certificate expiration and get warnings before they expire.
Domain Expiry
Never lose a domain — get alerted before registration expires.
Heartbeat
Ensure cron jobs and scheduled tasks run on time with heartbeat endpoints.
Up and running in minutes
Create your account
No passwords needed. Sign in with your email and a secure one-time passcode.
Add monitors
Set up checks for your websites, APIs, servers, DNS records, SSL certs, and more.
Get alerted instantly
Receive notifications via Email or Telegram the moment something goes wrong.
Simple, transparent pricing
Pick the plan that fits your needs. Start free, upgrade when you're ready.
Free
Get started with essential monitoring
- 5 monitors
- 5-minute check intervals
- HTTP, Ping
- Email alerts
- 1 team member
- Public status page
Solo
Great for personal projects
- 10 monitors
- 1-minute check intervals
- HTTP, Keyword, Ping, Dns, SSL, Heartbeat
- Email, Telegram alerts
- 1 team member
- Incident management
- Public status page
Team
For teams that need full visibility
- 50 monitors
- 30-second check intervals
- All 8 monitor types
- Email, Telegram, Slack, Discord, Webhook, MicrosoftTeams, PagerDuty, Sms, GoogleChat alerts
- Unlimited team members
- Incident management
- Maintenance windows
- Slow response alerts
- Public status page
Start free with 5 monitors. No credit card required to sign up.
Trusted by developers who ship
See why teams choose UptimeKing to keep their services online.
"Switched from UptimeRobot's free tier and never looked back. The SSL and domain expiry alerts alone have saved me twice."
"We monitor 30+ endpoints across our microservices. The team plan with Slack and PagerDuty integration is a no-brainer at $29/mo."
"The public status page with uptime percentages is exactly what I needed for my clients. Setup took 2 minutes."
Start monitoring in under 2 minutes
No credit card required. No passwords to remember.
Get Started Free