I create a domain name to OVH (DNS provider) and updated my ip address to the domain but when i try to create the certificate, i have the following problem :
/opt/letsencrypt/letsencrypt-auto certonly --rsa-key-size 4096 --standalone -d nas.xxx.be
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator standalone, Installer None
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for glpi.protech-pc.be
Waiting for verification…
Challenge failed for domain nas.xxx.be
http-01 challenge for nas.xxx.be
Cleaning up challenges
Some challenges have failed.
Thank for your reply ! I executed the script from the haproxy server, if i understand well, i need to redirect the traffic to another server using the haproxy as you explain, right? I need to execue the generation of the script in backend, right? Not on the proxy.
e.be
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator standalone, Installer None
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for nas.protech-be.be
Waiting for verification…
Challenge failed for domain nas.protech-be.be
http-01 challenge for nas.protech-be.be
Cleaning up challenges
Some challenges have failed.
IMPORTANT NOTES:
The following errors were reported by the server:
Domain: nas.protech-be.be
Type: dns
Detail: DNS problem: NXDOMAIN looking up A for nas.protech-be.
I redirect port 80 and 402 to the proxy and executed this command on the proxy…