Getting a Wildcard Cert

In order to get a wildcard cert from lets encrypt.

You need to modify your DNS TXT record, then use the certificates you get with your solid config

sudo certbot -d host -d "*.host" --manual --preferred-challenges dns certonly --server https://acme-v02.api.letsencrypt.org/directory

replace host with your host

key = privkey.pem ; cert = fullchain.pem # in your config