* Uptime monitoring - checks are performed approximately once every minute from one of the available locations worldwide. During downtimes, checks are performed from four different locations simultaneously. Downtime is only recorded if more than half of servers can confirm it. This drastically reduces the number of false positives.
* Certificate expiry checks - get notified when TLS certificates are nearing their expiration date. More Info »
* Wide range of protocols - from TLS 1.3 to HTTP/2 to IPv6, you have got yourself covered. Legacy protocols are supported as well.
* Versatile alerting - receive notifications via Email, SMS, and Slack.
* Team accounts - bring over your team members by emailing them a link. Unlimited team accounts on all plans.
* Hands-on support - instead of receiving canned, robotic responses to your questions, get helpful, timely responses from the founder. Your emails won't end up in /dev/null.