We offer a free plan with 50,000 monthly credits.
The IP addresses we perform checks from are listed here. Please make sure you whitelist these IPs in your Firewall configuration.
Pinger Man sends HTTP requests to your web server. These are typically visible in the web server logs such as apache.
For each monitor you must specify the contacts that need to be alerted for up/down status changes. Please make sure you have selected contacts in the Alerts tab of your monitors.
Credit is the internal currency which governs how many resources you can create. Click here for more information.