Let's Debug

Test result for clases.canariaseducacion.org using http-01

A fatal issue occurred during the DNS lookup process for canariaseducacion.org/CAA.
DNS response for canariaseducacion.org/CAA did not have an acceptable response code: SERVFAIL
The current status as reported by the Let's Encrypt status page is Service Disruption as at 2021-04-19 08:34:35.819 +0000 UTC. Depending on the reported problem, this may affect certificate issuance. For more information, please visit the status page.
https://letsencrypt.status.io/

Submitted Apr 19 10:00:02 2021. Sat in queue for 4ms. Completed in 0s. Show verbose information.