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SSL Certificate Monitoring — 24/7

Stop Losing Clients to "Connection Not Private" Errors.

UptimeObserver monitors your SSL certificates 24/7. Get alerted 14, 7, and 1 day before expiry—and instantly if your chain breaks or configuration changes.

MJ
SG
SP
+1k
Monitoring 10,000+ SSL certificates daily
app.uptimeobserver.com/ssl
SSL Certificates
4 Active
example.com
Let's Encrypt 87d
shop.example.com
Sectigo 6d ⚠
api.example.com
DigiCert Chain ✕
blog.example.com
Let's Encrypt 52d
UptimeObserver just now

⚠️ shop.example.com SSL expires in 6 days. Renew now to avoid downtime.

Monitoring thousands of SSL certificates daily.

Let's Encrypt Sectigo DigiCert GlobalSign GoDaddy

The Hidden Cost

A forgotten SSL certificate costs more than just a renewal fee.

Lost Trust.

Visitors immediately bounce when browsers display glaring red security warnings. Months of hard-won credibility vanish in seconds.

Tanked SEO.

Search engines actively penalize sites without valid, up-to-date HTTPS encryption. One expired cert can undo months of ranking progress.

Revenue Drop.

E-commerce carts are abandoned the second the secure connection breaks. Customers do not return to sites that once felt unsafe.

Included in Every Plan

More than just SSL monitoring.

When you secure your certificates with UptimeObserver, you unlock an entire suite of enterprise-grade infrastructure monitoring.

Feature You Came For
Free Bonuses Included
SSL Monitoring (Expirations & Chains)
Website Uptime Monitoring (HTTP/s)
Instant SSL Alerts (Slack, Telegram, etc.)
Port Monitoring (80, 443, 22, etc.)
Multi-Domain SSL Management
DNS Record & ICMP (Ping) Monitoring

Quick Setup

Setup in under 2 minutes.

No agents to install. No code to modify. Zero technical skills required.

01

Add your domain.

Just type in your URL. No agents to install or code to modify. We handle the rest automatically.

02

We scan every 30 minutes.

Our global network continuously verifies your certificate health, expiry date, and full chain validity around the clock.

03

Get alerted instantly.

Relax knowing you will be pinged on your favorite app the moment an issue arises or a deadline approaches.

Integrations

Alerts Where Your Team Already Works

Keep your team in the loop by sending real-time downtime and performance alerts directly to your dedicated channels.

Slack

Send alerts directly to any Slack channel or DM.

Discord

Send notifications to any Discord server channel.

Telegram

Receive instant alerts in your Telegram chat or group.

Pushover

Push alerts directly to your mobile device.

Webhooks

POST event payloads to any endpoint in your own systems.

Email

Get email alerts straight to your inbox on any schedule.

MCP (Model Context Protocol)

Connect AI assistants to your monitoring data via the Model Context Protocol.

Testimonials

Teams that ship love UptimeObserver

Don’t just take our word for it, here’s what real users say.

“Reliable Website Monitoring with Instant Telegram Alerts.”

Florin B.

Florin B.

AI Engineer, Freelancer

“Easy Setup, Helpful UptimeObserver Team, and Generous Plans.”

Icaro F.

Software Engineer, Small Business

“Simple to Use with Excellent & Fast Support.”

Charlie F.

Managing Director, Small Business

Simple Pricing

Start free. Scale when you’re ready.

14-day free trial. Cancel or change plans at any time.

Billing Period

Free

Free

Perfect for getting started.

  • 20 Monitors
  • 5 min. monitoring interval
  • 1 Status Page
  • HTTPS Monitoring
  • SSL Monitoring
  • Domain Name Monitoring
  • DNS Monitoring
  • Port Monitoring
  • Email Alerts
  • 1 Email Alert Recipients
  • Telegram Alerts
  • Pushover Alerts
  • Slack Alerts
  • Discord Alerts
  • 2 Webhook Alerts
  • Status Pages with Custom Domains
  • Email and Chat Support

Pro

20€ /mo

For growing teams that need more.

  • 200 Monitors
  • 30 sec. monitoring interval
  • 10 Status Pages with Custom Domains
  • HTTPS Monitoring
  • SSL Monitoring
  • Domain Name Monitoring
  • DNS Monitoring
  • Port Monitoring
  • Email Alerts
  • 10 Email Alert Recipients
  • Telegram Alerts
  • Pushover Alerts
  • Slack Alerts
  • Discord Alerts
  • 50 Webhook Alerts
  • Status Pages with Custom Domains
  • Email and Chat Support

FAQ

Frequently Asked Questions

UptimeObserver checks your SSL certificates every 30 minutes from multiple geographic locations. This frequent monitoring ensures we detect certificate changes, renewals, or issues within minutes of occurrence.

We collect non-sensitive certificate metadata including: domain names, expiration dates, issuing certificate authority, certificate chain information, encryption strength, and protocol versions. We never collect private keys or sensitive certificate data.

Yes, UptimeObserver performs checks from multiple locations to ensure accurate monitoring and alerting.

No. SSL certificate monitoring uses minimal resources and doesn't impact your website's performance. We perform standard SSL handshakes identical to regular browser connections, generating negligible load.

Monitor. Be alerted. Sleep easy.

Try UptimeObserver now. Setup in 2 minutes.