Oh Dear! can notify you in a number of ways about events that we detected. These events can range from up- or downtime, changed certificates, invalid chains, ... They are all described in more detail in our check documentation.

If you've just created an Oh Dear! account, you will already receive notifications on the e-mail address you signed up with. That e-mail setup happens automatically.

On top of that, you can extend that with:

Let's get started configuring your notifications!