FAQ

Is this service free?

Yes, this service is free. You can add as many domains as you like, however, don't make it excessive. If you do, we might contact you to make an arrangement.

How often do you check a cert?

The check will run at least once every 2 days, but most of the time daily.

When will you email me?

We will email you on the following events:

When you sign up, to confirm the domain(s).

If a certificate expires in: 90 days (3 months) 60 days (2 months) 30 days (1 month) 14 days (2 weeks) 7 days (1 week) 5 days 3 days 2 days 1 day

The day your certificate expires.

2 days after your certificated expired, and has not been replaced yet.

7 days after your certificated expired, and has not been replaced yet.

If we cannot connect to your site.

If we cannot connect to your site for 7 days in a row, we'll delete the check.

If you replace your ssl certificate before it expires, we'll stop emailing you until the new certificate expires again.We will never spam you or sell your data to a third party.

Do you check all certificates in the chain?

Yes. All certificates in the chain are checked, a maximum of 10. You will receive notification if any of the chain certificates expire as well.

Do you provide any guarantees on uptime?

We provide this service on a best effort base. The project is fully open source, you can set up your own instance if you demand 100% uptime.

What license is the project under?

GNU Affero GPL v3 or later.

Do you have any tips for secure certificate configuration?

Yes. You can check out Cipherli.st for secure server settings and guides. You can also use the SSL Decoder to check your current setup.

How Do I Know If My SSL is Valid?

It's quick to see if your ssl certificate is still valid - simply load your site in a modern browser. Any expired or untrusted SSL certificates will cause a security warning.