Generate DNS server certificate

It happens:

[root@web3 ~]# certbot --apache -d example2.com.br
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator apache, Installer apache
Starting new HTTPS connection (1): acme-v02.api.letsencrypt.org
Requesting a certificate for example2.com.br

We were unable to find a vhost with a ServerName or Address of example2.com.br.
Which virtual host would you like to choose?


1: virtual-hosts.conf | example1.com.br | | Enabled
2: ssl.conf | | HTTPS | Enabled
3: inbound-vendas.conf | example1.com.br | HTTPS | Enabled


Select the appropriate number [1-3] then [enter] (press 'c' to cancel):