I have protected my domain with let’s encrypt, all work fine but I have to configure a subdomaine for sending mail with sendinblue.
Currently, I can’t access my newsletter cause I have a security error :
My subdomain is r.nl.mypitaya.fr and when I try to generate a certif I get this error :
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator webroot, Installer None
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for r.nl.mypitaya.fr
Using the webroot path /var/opt for all unmatched domains.
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. r.nl.mypitaya.fr (http-01): urn:acme:error:unauthorized :: The client lacks sufficient
authorization :: Invalid response from http://r.nl.mypitaya.fr/.well-known/acme-challenge/cW-3aTeZxgRB386tUBUEucTo8jQeL2a6R-xbkOZB99g: "
IMPORTANT NOTES: - The following errors were reported by the server: Domain: r.nl.mypitaya.fr Type: unauthorized Detail: Invalid response from http://r.nl.mypitaya.fr/.well-known/acme-challenge/cW-3aTeZxgRB386tUBUEucTo8jQeL2a6R-xbkOZB99g: "<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html " To fix these errors, please make sure that your domain name was entered correctly and the DNS A/AAAA record(s) for that domain contain(s) the right IP address.