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Clesk Uptime

Website monitoring from Germany.·uptime.clesk.space

From €6.9/mo · Free plan See pricing ↓

Clesk Uptime is a German-hosted monitoring service that checks websites, HTTP APIs, cron jobs, and background processes for availability and response time. It sends outage and recovery alerts by email, Slack, Discord, or webhook, provides public and private status pages, and offers cryptographically signed daily check logs for offline verification. Checks run every 60 seconds on paid plans and every 5 minutes on the free plan, with all data and checks hosted in German data centers.

What it's for

Detecting website and API outages before customers noticeMonitoring cron jobs and background processes via heartbeatsTracking SSL certificate and domain expiryDetecting soft content failures where a server returns 200 but the page is brokenCommunicating service status to users via a public status pageProviding signed proof/audit logs of uptime for SLA verification

Features 17

60-second check intervals on paid plans
Cryptographically signed (Ed25519) daily check logs with offline verification
Domain expiry monitoring
Down and recovery alerts via email
Down and recovery alerts via Slack, Discord, and webhook
Heartbeat monitoring for cron jobs and background processes
HTTP/HTTPS availability checks
JSON response field checks
Keyword/content monitoring to catch soft failures
Private/password-protected status pages
Public status pages
Response header checks
Response time history charts
SSL certificate expiry monitoring with staged 30/14/7/1-day alerts
Status page branding and noindex controls
TCP port checks
Uptime badge embed

At a glance

free tier

TypeWeb app

DeploymentCloud

PlatformsWeb

LanguagesGerman, English

CompanyClesk Digital GmbH

Integrations

DiscordSlack

Complianceself-reported

GDPR

Resources

Docs

Pricing

All plan prices are gross, including 19% German VAT. Pro and Business can be billed monthly or annually; the annual rate is slightly cheaper than 12x the monthly rate. Free plan requires no credit card.

FreeFree

Permanently free, no credit card required.

3 monitors, checks every 5 minutes

Pro€6.9/mo

Price includes 19% German VAT; billed annually (€79/year) or monthly (€6.90/month).

20 monitors

Business€19/mo

Price includes 19% German VAT; billed annually (€199/year) or monthly (€19/month).

150 monitors