Check state that registered domain on mailgun.
[plugin.checks.mailgun]
command = "path/to/check-mailgun -p <your mailgun apikey> -d <your domain>"
When you want to set interval etc, see Adding monitors for script checks - Mackerel Docs.
[plugin.checks.mailgun]
command = "path/to/check-mailgun -p <your mailgun apikey> -d <your domain>"
notification_interval = 60
max_check_attempts = 2
Application Options:
-p, --apikey= Mailgun Api Key
-d, --domain= Mailgun Domain
Help Options:
-h, --help Show this help message