Let's Debug

Test result for dufoo.com.mx using http-01

Error

A test authorization for dufoo.com.mx to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.

DNS problem: query timed out looking up A for dufoo.com.mx

Submitted Sep 26 20:33:57 2019. Sat in queue for 2ms. Completed in 34s. Show verbose information.