- Both mackerel.io and kcps-mackerel.io are hosted from the range below. In the event of a change, an announcement will be made in advance.
- The port number is 433.
mackerel-agent also makes requests with the above-mentioned IP address and port number.
See the following page for source IP addresses for Mackerel notifications and external monitoring requests.
- Established on May 8, 2014
- Amended on Aug 7, 2017