Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g. crt.sh | example.com), so withholding your domain name here does not increase secrecy, but only makes it harder for us to provide help.
My domain is: pavanconsultores.ar
I ran this command: virtualmin, Manage virtual server, Setup SSL Certificate, Let's encrypt, Request Certificate
It produced this output: DNS problem: NXDOMAIN looking up TXT for _acme-challenge.mail.pavanconsultores.ar - check that a DNS record exists for this domain
My web server is (include version): pavanconsultores.ar
The operating system my web server runs on is (include version): Ubuntu 22.04.4
My hosting provider, if applicable, is: Hostinger
I can login to a root shell on my machine (yes or no, or I don't know): yes
I'm using a control panel to manage my site (no, or provide the name and version of the control panel): virtualmin 7.10.0
The version of my client is (e.g. output of certbot --version or certbot-auto --version if you're using Certbot): certbot 1.21.0