A fatal issue occurred during the DNS lookup process for fluxer.umbc.edu/CAA.
DNS response for fluxer.umbc.edu/CAA did not have an acceptable response code: SERVFAIL
The current status as reported by the Let's Encrypt status page is Partial Service Disruption as at 2020-08-27 09:24:25.599 +0000 UTC. Depending on the reported problem, this may affect certificate issuance. For more information, please visit the status page.
https://letsencrypt.status.io/