OnlineOrNot Tools

OnlineOrNot detects website downtime, SSL certificate expiration, and cron job failures, keeping your team informed before your customers notice.

Website monitoring

Email alerts when your website goes down

Get instant email notifications when your website is down

Slack alerts when your website goes down

Receive real-time Slack notifications for website downtime

Discord alerts when your website goes down

Get Discord notifications in your server channels

SMS alerts when your website goes down

Receive SMS text messages for critical website outages

PagerDuty alerts when your website goes down

Create PagerDuty incidents with on-call escalation workflows

Incident.io alerts when your website goes down

Declare incidents in incident.io with collaborative response

Grafana OnCall alerts when your website goes down

Create Grafana OnCall alerts with on-call scheduling and escalation policies

Webhook alerts when your website goes down

Trigger custom automations and integrations via webhooks

Email alerts when your SSL certificate expires

Get email notifications when SSL certificates expire during uptime monitoring

Slack alerts when your SSL certificate expires

Get Slack notifications when SSL certificates expire during uptime monitoring

Discord alerts when your SSL certificate expires

Get Discord notifications when SSL certificates expire during uptime monitoring

SMS alerts when your SSL certificate expires

Get SMS notifications when SSL certificates expire during uptime monitoring

PagerDuty alerts when your SSL certificate expires

Create PagerDuty incidents when SSL certificates expire during uptime monitoring

Incident.io alerts when your SSL certificate expires

Declare incident.io incidents when SSL certificates expire during uptime monitoring

Webhook alerts when your SSL certificate expires

Trigger webhook automations when SSL certificates expire during uptime monitoring

Cron job monitoring

Ready to start monitoring?

Set up website, SSL certificate, and cron job monitoring with any of these alert methods in under 2 minutes.

Start trial