WatchCron
Features
Cron Job Monitoring
Never miss a failed scheduled task
Uptime Monitoring
Monitor website availability 24/7
Port Monitoring
Check open ports and service health
SSL Certificate Monitoring
Get alerts before certificates expire
Domain Expiration
Never let a domain expire by accident
Blocklist Monitoring
Check if your IP or domain is blacklisted
Status Pages
Public status pages for your services
Multi-Channel Alerts
Route alerts to Slack, SMS, PagerDuty & more
Team & Projects
Isolated workspaces with roles & permissions
API & Badges
REST API and embeddable status badges
Uptime Reports
PDF export, CSV, and shareable report links
View all features →
Pricing
Tools
Cron Builder
Build cron expressions visually
Cron Validator
Validate and explain cron syntax
Uptime Calculator
SLA percentage to downtime converter
SSL Checker
Inspect SSL certificate and expiry
WHOIS Checker
Domain registrar and expiry lookup
HTTP Status Checker
Check status code and redirects
Port Checker
Test if a TCP port is open
Response Time Tester
Measure DNS, TLS, and TTFB
DNS Lookup
Query A, AAAA, MX, TXT, NS records
MX Lookup
Find mail servers for a domain
Headers Checker
Inspect HTTP and security headers
Docs
Blog
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Get Started
WatchCron
Features
Cron Job Monitoring
Uptime Monitoring
Port Monitoring
SSL Certificate Monitoring
Domain Expiration
Blocklist Monitoring
Status Pages
Multi-Channel Alerts
Team & Projects
API & Badges
Uptime Reports
Pricing
Free Tools
Cron Builder
Cron Validator
Uptime Calculator
SSL Checker
WHOIS Checker
HTTP Status Checker
Port Checker
Response Time Tester
DNS Lookup
MX Lookup
Headers Checker
Documentation
Blog
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