Apparently, it is impossible to generate a TLS cert for an IPv6-only domain.
My domain is: 0000d267d199c1653868.home.daniil.it
I ran this command:
caddy
with a basic Caddyfile containing only 0000d267d199c1653868.home.daniil.it
It produced this output:
Activating privacy features... 2019/09/23 14:05:35 [INFO] [0000d267d199c1653868.home.daniil.it] acme: Obtaining bundled SAN certificate
2019/09/23 14:05:36 [INFO] [0000d267d199c1653868.home.daniil.it] AuthURL: https://acme-v02.api.letsencrypt.org/acme/authz-v3/469039540
2019/09/23 14:05:36 [INFO] [0000d267d199c1653868.home.daniil.it] acme: use tls-alpn-01 solver
2019/09/23 14:05:36 [INFO] [0000d267d199c1653868.home.daniil.it] acme: Trying to solve TLS-ALPN-01
2019/09/23 14:05:43 [0000d267d199c1653868.home.daniil.it] failed to obtain certificate: acme: Error -> One or more domains had a problem:
[0000d267d199c1653868.home.daniil.it] acme: error: 400 :: urn:ietf:params:acme:error:dns :: DNS problem: NXDOMAIN looking up A for 0000d267d199c1653868.home.daniil.it, url:
My web server is (include version): Caddy 1.0.0-beta1
The operating system my web server runs on is (include version): Arch linux
My hosting provider, if applicable, is:
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): no
The version of my client is (e.g. output of certbot --version
or certbot-auto --version
if you’re using Certbot):