Let's Encrypt wildcard

• https://www.jesusamieiro.com/generar-un-certificado-ssl-wildcard-con-lets-encrypt/
  • https://dnschecker.org/#TXT/_acme-challenge.fidmag.org
  • https://mxtoolbox.com/SuperTool.aspx?action=txt%3a_acme-challenge.example.com&run=toolpage#
• https://redeslinux.net/guia-completa-pfsense-con-ddns-de-cloudflare-certificados-lets-encrypt-y-haproxy-para-proxy-inverso-y-balanceo-de-carga-de-servicios/
• https://discourse.haproxy.org/t/using-ssl-with-haproxy-for-docker-containers/307
• https://github.com/BradJonesLLC/docker-haproxy-letsencrypt/blob/master/certs.sh
• https://github.com/BradJonesLLC/docker-haproxy-letsencrypt

sudo certbot certonly --manual --preferred-challenges=dns --email informatica@fidmag.org --server https://acme-v02.api.letsencrypt.org/directory --agree-tos -d *.fidmag.org